CN206554839U - Surge mud gate valve control device - Google Patents
Surge mud gate valve control device Download PDFInfo
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- CN206554839U CN206554839U CN201720232140.0U CN201720232140U CN206554839U CN 206554839 U CN206554839 U CN 206554839U CN 201720232140 U CN201720232140 U CN 201720232140U CN 206554839 U CN206554839 U CN 206554839U
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- mud gate
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Abstract
Surged mud gate valve control device the utility model discloses one kind, its hydraulic control system includes connecting the hydraulic control circuit that the high-pressure oil pipe of surge mud gate valve and duplex hydraulic pump is constituted, and the controller being connected with surge mud gate valve and duplex hydraulic pump difference signal, the oil feed line of hydraulic control circuit is divided into pipeline epimere by preposition control valve and rearmounted control valve, pipeline hypomere and energy storage section, and in pipeline epimere, gate valve off-load branch road in parallel and oil pump off-load branch road are distinguished on pipeline hypomere, energy storage section sets stored energy mechanism and pressure detector, gate valve off-load branch road and oil pump off-load branch road set gate valve unloading valve and oil pump off-load valve respectively.The drawbacks described above that the device can exist efficiently against prior art, implements efficiently and reliably to control to mud gate valve, and service life is long, and power consumption is few, easy to operate, and hand labor intensity is low.
Description
Technical field
The utility model belongs to oil-well drilling equipment control technology field, and more particularly to one kind is surged mud gate valve control dress
Put.
Background technology
During oil drilling, it usually needs continuously supply high-pressure slurry to downhole drill bit position, to boring
Head is cooled down, while the rock dust drilled through is diluted into stirring, well head is taken out of by circulating mud；On the other hand, oil
Drillng operation when drill bit depth reaches a run of steel, then need by enter underground earn not drilling rod be promoted to ground with
On, piece drilling rod of continued access, then all drilling rods are dropped in well, drive bit to continue drillng operation by kelly bar.
Dismount on drilling rod, shackle, rise, in going down process, drilling rod stalling, it is necessary to stop the supply of mud in time, follow mud in well
Ring is stagnated, to avoid the injection and waste of mud, while preventing equipment, the generation of personal serious accident.Therefore, generally by with
The mud control gate valve put, and it is more frequently opened and closed, control effective in real time is carried out to the break-make that mud is circulated.
At present, the control to mud gate valve has manual and pneumatic two ways, and the mud gate valve structure controlled manually compares
Simply, the reliability of gate valve keying switching action is also stronger；It has the disadvantage that labor intensity is big, and because it is by the biography instructed
The influence of the factor such as all links and the spiritual emotional state of operator is passed and receives, the remolding sensitivity of operational motion is poor, together
When operator must adhere to waiting near high pressure pipe joint, once gate valve and manifold break down, be easily caused the injury of the person,
Even bring the generation of major accident.Pneumatic mud gate valve operational motion is more sensitive, and can realize remote-controlled operation；But,
It has that high pressure air governor is larger to the impulsive force of gate valve, and component is easily damaged, and service life is shorter, corresponding maintenance, updates cost
It is higher, the security reliability and drillng operation efficiency of corresponding influence mud circulating system.
CN86205569 patents disclose a kind of Self-controlled antioverpressure pneumatic high-pressure valve, and it is applied to frequent operation, and
Complete pressure release can be carried out automatically when high-pressure fluid medium exceedes limit value, also be can control the deflation of mud pump clutch and plucked from mud
Stock pump is stopped, and can realize the duplicate protection to equipment and manifold, but the high pressure sluice valve still suffers from pneumatic control operation
All kinds of defect, lacks autoprotection and opens and closes the measure of reliability.
Utility model content
Technical problem to be solved in the utility model is to provide one kind and surged mud gate valve control device, can be effectively
The drawbacks described above for overcoming prior art to exist, implements efficiently and reliably to control to mud gate valve, and service life is long, power
Consumption is few, and easy to operate, hand labor intensity is low.
Realize that above-mentioned purpose is adopted the technical scheme that：One kind is surged mud gate valve control device, including connection is surged
Mud gate valve, reversal valve, casing and the hydraulic control system in casing, the mud gate valve that surges are arranged on the top of casing,
What the high-pressure oil pipe that hydraulic control system includes connection duplex hydraulic pump and connects mud gate valve sum of surging by reversal valve was constituted
Hydraulic control circuit, and the controller being connected with reversal valve, surge mud gate valve and duplex hydraulic pump difference signal, hydraulic pressure control
The oil feed line in loop processed is divided into pipeline epimere, pipeline hypomere and energy storage section by preposition control valve and rearmounted control valve,
And gate valve off-load branch road in parallel and oil pump off-load branch road are distinguished on pipeline epimere, pipeline hypomere, energy storage section passes through branch pipe point
The stored energy mechanism and pressure detector that She Zhi be connected with controller signals, gate valve off-load branch road and oil pump off-load branch road are set respectively
Put the gate valve unloading valve and oil pump off-load valve being connected with controller signals.
The stored energy mechanism uses hydraulic energy storage device, and it includes high-pressure bottle and the air bag in high-pressure bottle, air bag
Connect and be communicated with high pressure gas pipeline.
The gate valve unloading valve and oil pump off-load valve use explosion-proof electromagnetic unloading valve.
Solenoid electric valve is set on the oil inlet pipe of the mud gate valve that surges.
The casing uses totally-enclosed blast resistance construction.
Surge mud gate valve, duplex hydraulic pump, preposition control valve and rearmounted control are set in the operating table surface of the casing
Pressure-reducing valve is set on the keying indicator lamp of valve and gate valve unloading valve and oil pump off-load valve, the oil feed line.
The surge advantage of mud gate valve control device of the utility model is：
1）Pass through stored energy mechanism and the setting of relief circuit so that the whole operation process for the mud gate valve that surges is by pressure
Basicly stable energy-storage system fuel feeding, thus pulse fuel feeding can be avoided, thus, it is possible to increase substantially the reliable of gate valve operation
Property；In addition surge mud gate valve hydraulic control system intermittent duty operation, and its maximum pressure control in the mud gate valve that surges
Within the scope of nominal manipulation pressure, the load operation time of duplex hydraulic pump and pipeline is greatly reduced, so used beneficial to it
The raising in life-span.Moreover, the setting for passing through controller so that the operation of whole hydraulic control system, which is realized, to be automatically controlled, and is grasped
Making personnel need to only surge the keying of mud gate valve according to actuating the need for drillng operation, be effectively reduced labor intensity.
2）The gate valve unloading valve, oil pump off-load valve and preposition control valve and rearmounted control valve are unloaded using explosion-proof electromagnetic
Lotus valve, the casing uses totally-enclosed blast resistance construction, the situation complicated beneficial to well site operating mode is adapted to, beneficial to ensuring the peace in well site
Entirely,
3）In the operating table surface of casing set surge mud gate valve, duplex hydraulic pump, preposition control valve and rearmounted control valve,
The indicator lamp that gate valve unloading valve, oil pump off-load valve and each valve member are opened and closed, can intuitively grasp opening for each portion's device and valve member
Closed state.
4）Pressure-reducing valve is set on pipeline epimere, can more reliably ensure to control the stabilization and the mud that surges of oil pressure
Effective operation of gate valve.
Brief description of the drawings
The utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the utility model embodiment one；
Fig. 2 is the structural representation of embodiment two.
Embodiment
Embodiment one
As shown in figure 1, the mud gate valve control device of the present utility model that surges, including including connection surge mud gate valve 1,
Casing（Do not show in figure）With the hydraulic control system in casing, the mud gate valve 1 that surges is arranged on the top of casing, hydraulic pressure control
System processed include by reversal valve 17 connect surge mud gate valve 1 and connect duplex hydraulic pump 7 high-pressure oil pipe constitute hydraulic pressure
Control loop, and distinguish the controller 14 that signal is connected with the mud gate valve 1 that surges, reversal valve 17 and duplex hydraulic pump 7, control
Device 14 can use single-chip microcomputer.Wherein duplex hydraulic pump 7 is made up of preceding the second small flow high pressure of series connection of pumps pump, the input of its power
End connection engine 6, engine 6 can use engine or motor, and to surge, mud gate valve 1 provides hydraulic power source, so constructs
Simple cost is low, meets working condition requirement.The oil feed line of hydraulic control circuit passes through 5 points of preposition control valve 16 and rearmounted control valve
It is segmented into pipeline epimere 2, pipeline hypomere 8 and distinguishes simultaneously positioned at middle energy storage section 3, and on pipeline epimere 2, pipeline hypomere 8
The gate valve off-load branch road and oil pump off-load branch road of connection connection oil feed line and return line, energy storage section are set respectively by branch pipe
The stored energy mechanism and pressure detector 4 being connected with the signal of controller 14 are put, gate valve off-load branch road and oil pump off-load branch road are set respectively
Put the gate valve unloading valve 15 and oil pump off-load valve 9 being connected with the signal of controller 14.The stored energy mechanism uses hydraulic energy storage device 11,
It includes high-pressure bottle and the rubber pneumatic bag 12 in high-pressure bottle, and air bag 12 connects and is communicated with high pressure gas pipeline 13, rubber
Space outside glue air bag 12 is used to fill high-voltage oil liquid.
The use operation of the mud gate valve control device of the present utility model that surges can be carried out by the following method：
Compiled and edited in controller typing duplex hydraulic pump 7, reversal valve 17, preposition control valve 16 and rearmounted control valve 5 and
After the control program of gate valve unloading valve 15 and oil pump off-load valve 9, the rubber pneumatic bag 12 first into hydraulic energy storage device 12 is inflated to
Pressure is set, to ensure safety, best inflated with nitrogen, general Preliminary pressure-filled is 7MPa；Again by the control of controller 14, make gate valve
Unloading valve 15 and oil pump off-load valve 9 are in closed mode, and preposition control valve 16 and rearmounted control valve 5 are in opening；This
Shi Qidong duplexs hydraulic pump 7 makes the pressure in oil feed line and hydraulic energy storage device 12 reach the nominal operation pressure of mud gate valve 1 of surging
Power higher limit, this higher limit typically may be set to 16MPa；Rearmounted control valve 16 is then closed, duplex hydraulic pump 7 is closed down, also may be used
Duplex pump hydraulic pump 7 is in holding state, open oil pump off-load valve 9, the pressure of the pipeline hypomere 8 is down to the mud that surges
The nominal manipulation pressure lower limit of gate valve 1（11MPa）Below and oil pump off-load valve 9 is momentarily turned off, thus reduces duplex pump hydraulic pressure
The load of pump 7 and its power consumption, and, utilize hydraulic energy storage device 12 beneficial to the service life for extending duplex pump hydraulic pump 7 then
The oil pressure of deposit can need to surge being turned on and off of slush pump gate valve 1 by the actuating of reversal valve 17 according to drillng operation, and
It is allowed to be in blocking after the completion of operation.Then preposition control valve 16 is closed again, opens gate valve unloading valve 15, made described
Pressure in pipeline epimere 2 is down to the nominal manipulation pressure lower limit for the mud gate valve 1 that surges（11MPa）Below and it is momentarily turned off lock
Valve unloading valve 15, the slush pump gate valve 1 that makes to surge is in pressure release state, to extend its service life, while keeping hydraulic energy storage device
12 and energy storage section pipeline 3 in oil pressure in case using again.
Need again by the actuating of reversal valve 17 surge slush pump gate valve 1 when, without starting duplex hydraulic pump 7, only need to beat
Open preposition control valve 16, you can carry out actuating using the oil pressure in hydraulic energy storage device 12 and energy storage section pipeline 3；In brill then
Above-mentioned relevant operation is repeated in well operations.Only when pressure detector 4 monitors energy storage section pipeline and hydraulic energy storage device 12
In pressure drop to the nominal manipulation pressure lower limit of the mud gate valve 1 that surges（Generally 11MPa）When, this signal is sent to
Controller 14, opens preposition control valve 16 and rearmounted control valve 9 by the control of controller 14, starts duplex hydraulic pump 7, make confession
Pressure in oil pipe line and hydraulic energy storage device 12 recovers to reach the nominal manipulation pressure higher limit for the mud gate valve 1 that surges, you can press
Above method circulate operation, until oil well finishing drilling.
Operate, because operating process is by the basicly stable energy-storage system fuel feeding of pressure, thus can keep away as stated above
Exempt from pulse fuel feeding, thus increase substantially the reliability of gate valve operation；In addition surge mud gate valve 1 hydraulic control system it is interrupted
High load operation, and the control of its maximum pressure greatly reduces duplex within the scope of mud gate valve rated operating pressure of surging
The load operation time of hydraulic pump 7 and pipeline, so beneficial to the raising of its service life.Moreover, by the setting of controller 14,
So that the operation of whole hydraulic control system is realized and automatically controlled, operating personnel only need to be according to actuating liquid the need for drillng operation
The keying of dynamic mud gate valve 1, is effectively reduced labor intensity.
Embodiment two
As a further improvement, for the locking to the open/close states of mud gate valve 1 that surge, can entering in the mud gate valve that surges
The solenoid electric valve 22 being connected with the signal of controller 14 is set on oil pipe, the remote control of lock-in control can be also realized.For
Well site operating mode is complicated, in order to ensure the safety in well site, the gate valve unloading valve 15, oil pump off-load valve 9 and preposition control valve 16
Explosion-proof solenoid valve is used with rearmounted control valve 5, the casing uses totally-enclosed blast resistance construction.Also can casing operating table surface
Upper setting instruction is surged mud gate valve, duplex hydraulic pump, preposition control valve and rearmounted control valve, gate valve unloading valve, oil pump off-load
The indicator lamp that valve and each valve member are opened and closed, intuitively to check the open/close states of each portion's device and valve member.In addition, can also supply
Oil pipe line epimere 2 sets a pressure-reducing valve 18, more reliably avoids the pulse of fluid in oil feed line, it is ensured that control the steady of oil pressure
Effective operation of the fixed and mud gate valve 1 that surges.To prevent from duplex hydraulic pump in-line occurring under liquid level under unloading condition
Drop and occur hollow section influence again pump oil sky take out, can on in-line close at oil vessel set check valve 20.Consider
The tiny easy blocking of bigeminy oil pump oil circuit, can set filter 19 on in-line.For the ease of hydraulic control system operation
And the control of holding state, air gauge 23 and hand control valve 24 can be set on the high pressure gas pipeline；On return line
Hand control valve 21 also can be set, to turn off hydraulic control loop when stopping drillng operation, it is to avoid malfunction is operated.
Finally illustrate, above example only to illustrate the technical solution of the utility model and unrestricted, this area
Other modifications or equivalent substitution that those of ordinary skill is made to the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme, all should cover among right of the present utility model.
Claims (6)
- The mud gate valve control device 1. one kind is surged, including surged mud gate valve, reversal valve, casing and positioned at casing including connection Interior hydraulic control system, the mud gate valve that surges is arranged on the top of casing, it is characterised in that：Hydraulic control system includes connection The hydraulic control circuit that duplex hydraulic pump and the high-pressure oil pipe for connecting mud gate valve sum of surging by reversal valve are constituted, and with changing To valve, surge mud gate valve and the controller of duplex hydraulic pump difference signal connection, and the oil feed line of hydraulic control circuit passes through Preposition control valve and rearmounted control valve are divided into pipeline epimere, pipeline hypomere and energy storage section, and in pipeline epimere, pipeline hypomere Upper gate valve off-load branch road in parallel respectively and oil pump off-load branch road, energy storage section is set respectively by branch pipe to be connected with controller signals Stored energy mechanism and pressure detector, gate valve off-load branch road and oil pump off-load branch road set the lock being connected with controller signals respectively Valve unloading valve and oil pump off-load valve.
- 2. the mud gate valve control device as claimed in claim 1 that surges, it is characterised in that：The stored energy mechanism is stored up using hydraulic pressure Energy device, it includes high-pressure bottle and the air bag in high-pressure bottle, and air bag connects and is communicated with high pressure gas pipeline.
- 3. the mud gate valve control device as claimed in claim 1 that surges, it is characterised in that：The gate valve unloading valve and oil pump are unloaded Lotus valve uses explosion-proof electromagnetic unloading valve.
- 4. the mud gate valve control device as claimed in claim 1 that surges, it is characterised in that：The oil-feed of the mud gate valve that surges Solenoid electric valve is set on pipe.
- 5. the mud gate valve control device as claimed in claim 1 that surges, it is characterised in that：The casing is using totally-enclosed explosion-proof Structure.
- 6. the mud gate valve control device as claimed in claim 1 that surges, it is characterised in that：Set in the operating table surface of the casing Put the mud gate valve that surges, duplex hydraulic pump, preposition control valve and rearmounted control valve and gate valve unloading valve and oil pump off-load valve Open and close indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232140.0U CN206554839U (en) | 2017-03-10 | 2017-03-10 | Surge mud gate valve control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232140.0U CN206554839U (en) | 2017-03-10 | 2017-03-10 | Surge mud gate valve control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206554839U true CN206554839U (en) | 2017-10-13 |
Family
ID=60362261
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720232140.0U Active CN206554839U (en) | 2017-03-10 | 2017-03-10 | Surge mud gate valve control device |
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| CN (1) | CN206554839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761502A (en) * | 2017-03-10 | 2017-05-31 | 南阳市亚华石油机械有限公司 | Surge mud gate valve control device |
-
2017
- 2017-03-10 CN CN201720232140.0U patent/CN206554839U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761502A (en) * | 2017-03-10 | 2017-05-31 | 南阳市亚华石油机械有限公司 | Surge mud gate valve control device |
| CN106761502B (en) * | 2017-03-10 | 2023-11-17 | 南阳市亚华石油机械有限公司 | Hydraulic mud gate valve control device |
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