CN201963195U - Pressurized drilling device for plug valve - Google Patents
Pressurized drilling device for plug valve Download PDFInfo
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- CN201963195U CN201963195U CN2010206870246U CN201020687024U CN201963195U CN 201963195 U CN201963195 U CN 201963195U CN 2010206870246 U CN2010206870246 U CN 2010206870246U CN 201020687024 U CN201020687024 U CN 201020687024U CN 201963195 U CN201963195 U CN 201963195U
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- plug valve
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Abstract
The utility model discloses a pressurized drilling device used for a plug valve and belongs to the field of drilling devices. The pressurized drilling device used for the plug valve comprises an instrument flange connected with the plug valve, wherein a valve is connected on the instrument flange in a sealed manner; and a pressure supply inlet connected with a pressure supply device is arranged on the instrument flange, a pressure gauge is connected onto the instrument flange, a coupling flange is connected onto the valve in a sealed manner, a hydraulic drilling device is connected onto the coupling flange, a drill bit is connected with a rotary feed rod, the rotary feed rod is connected onto a hydraulic rotary driving device, the rotary feed rod and the drill bit are positioned in a drilling channel respectively, and a hydraulic axial moving mechanism is connected onto the hydraulic driving device. The pressurized drilling device used for the plug valve has good sealing effect, is convenient to operate and can bear high pressure being equal to or more than 70MPa; and no impact is caused at the moment of drilling and tapping of the plug valve, and the pressurized drilling device is ensured to be intact.
Description
Technical field
The utility model relates to a kind of drilling equipment, and particularly a kind of band that is used for plug valve is pressed drilling equipment.
Background technology
In the work of petroleum natural gas exploration well control, the circulation of drilling fluid passage is to bore hole annulus by kelly bar, drilling rod, drill bit, be provided with plug valve between kelly bar and drilling rod, this plug valve is used to control the logical of drilling fluid and closes, and plays important effect for drilling-fluid circulation system.When the plug valve corrosion, can't open pressure release, the circulation of drilling fluid channel jam, weighted mud can not effectively enter drilling rod, and head of liquid and strata pressure can not get balance, will bring out the accident of blowout out of control.
For preventing well kick or blowout, can adopt on the spool of plug valve and hole, common valve drilling equipment, though can on the spool of plug valve, hole,, make the spool of working as plug valve bore a hole in a flash because it does not take any pressurize measure, high-pressure fluid in the drilling rod, can bring impact to drilling equipment, the damage drilling equipment brings tremendous loss.
Application number is 200820223352.3, and the applying date is on December 12nd, 2008, and name is called the Chinese utility model patent that the oil well head band is pressed drilling equipment, discloses a kind of drilling equipment of processing valve.This drilling equipment can perforate on valve, but adopt drilling equipment and drilling rod are tightly connected, and under sealed environment, hole, but the spool of working as plug valve is bored a hole in a flash, high-pressure fluid in the drilling rod can bring impact to drilling equipment equally, the damage drilling equipment.And because the pressure Chang Gaoda 70MPa in the drilling rod, the hermetically-sealed construction in this drilling equipment can not satisfy effectively and seals.
The utility model content
Goal of the invention of the present utility model is: at the problem of above-mentioned existence, a kind of good seal performance is provided, easy to operate, can bear 70MPa and above high pressure, the undamaged band that is used for plug valve of drilling equipment is pressed drilling equipment, this band pressure drilling equipment can not impacted in a flash plug valve boring perforate, guarantees standing intact of band pressure drilling equipment, and can get rid of well safely and press.
The technical solution adopted in the utility model is as follows:
The band that is used for plug valve of the present utility model is pressed drilling equipment, comprise the instrument flange that is connected with plug valve, on the instrument flange, be sealedly connected with valve, described instrument flange is provided with the voltage supply inlet that is connected with voltage supply equipment, and connect pressure meter on the instrument flange, be sealedly connected with adpting flange on the described valve, be connected with the hydraulic drilling device on the described adpting flange, described hydraulic drilling device comprises the hydraulic rotating drive unit, knife bar and drill bit are walked in rotation, described drill bit is walked knife bar with rotation and is connected, described rotation is walked knife bar and is connected on the hydraulic rotating drive unit, the passage of described adpting flange, the passage of valve, the passage of the instrument flange formation drilled tunnel that is interconnected, knife bar is walked in described rotation and drill bit is positioned at drilled tunnel, is connected with hydraulic axial travel mechanism on the described fluid pressure drive device.
Owing to adopted said structure, hydraulic drilling device and adpting flange are tightly connected, adpting flange is connected with valve seal, valve is connected with the instrument flange seal, plug valve is connected with the instrument flange, make that the hydraulic drilling device can be to the processing of holing of the spool of plug valve, and can closing by valve keyhole passage; The instrument flange is provided with at least two pin types, be connected with pressure meter on one of them pin type, this pressure meter is used for the pressure size in the testing bore holes passage, to keep the pressure balance in the drilled tunnel, all the other needle-valves are used for vacantly being communicated with the pipeline of high pressure testing pump, be convenient to the pressure in the keyhole passage, in drilled tunnel, supply high pressure, make plug valve connector two ends, be in the drilling rod with drilled tunnel internal pressure balance, make can bear in the drilled tunnel to be subjected to 70MPa and above high pressure, and the external and internal pressure difference balance of plug valve, make and bore a hole in a flash that the fluid in the drilling rod can not cause damage to drilling equipment when boring; Be connected with rotation on the described hydraulic rotating drive unit and walk knife bar, described rotation is walked and is connected with drill bit on the knife bar, the passage of the passage of described adpting flange, the passage of valve, the instrument flange formation drilled tunnel that is interconnected, knife bar is walked in described rotation and drill bit is positioned at drilled tunnel, knife bar and drill bit are walked in feasible rotation can be by drilled tunnel to the processing of holing of the spool of plug valve, and feed and withdrawing are convenient and swift; Be connected with hydraulic axial travel mechanism on the described fluid pressure drive device, can drive fluid pressure drive device can carry out axial back and forth movement under the driving of hydraulic pressure, make that feed and withdrawing are convenient and swift, and time saving and energy saving, easy to operate.
The band that is used for plug valve of the present utility model is pressed drilling equipment, described hydraulic axial travel mechanism comprises the hydraulic pressure reciprocating drive unit, described hydraulic pressure reciprocating drive unit and hydraulic rotating drive unit are fixedly connected on the support element, be connected with bearing on the described hydraulic pressure reciprocating drive unit, be engaged with the power rotary sleeve on the described bearing, be fixedly connected with the feed screw axis on the described power rotary sleeve, described feed screw axis inner screw sheath is equipped with fixedly screw axis, described fixedly screw axis is fixedlyed connected with the inwall of adpting flange, be set with reciprocal cutter spindle in the described power rotary sleeve, form relatively turnable movable sealing structure between described power rotary sleeve and the reciprocal cutter spindle, be set in rotation in the described reciprocal cutter spindle and walk outside the knife bar, and form movable sealing structure in relative rotation with rotation feed bar.
Owing to adopted said structure, hydraulic pressure reciprocating drive unit and hydraulic rotating drive unit are fixedly connected on the support element, and it is axially mobile to make that the rotation of hydraulic pressure reciprocating drive unit can drive the hydraulic rotating drive unit, thereby makes drill bit move axially; The rotation of power rotary sleeve drives the feed screw axis and rotates, because fixedly screw axis maintains static, make rotatablely moving of feed screw axis transform into moving axially of power rotary sleeve, the power rotary sleeve drives the hydraulic pressure reciprocating drive unit and moves axially, the hydraulic pressure reciprocating drive unit drives the hydraulic rotating drive unit and axially moves, thereby makes drill bit can move axially feed promptly or withdrawing; Form relatively turnable movable sealing structure between power rotary sleeve and the reciprocal cutter spindle, thereby guaranteed the sealing effectiveness in the drilled tunnel, can bear 70MPa and above high pressure thereof, thereby can hole to the spool of plug valve at drill bit and add man-hour, in drilled tunnel, pressurize, thereby balanced plug valve connector two ends, the i.e. pressure differential that drilling rod is interior and drilled tunnel is interior; Being set in rotation in the described reciprocal cutter spindle walks outside the knife bar, and form movable sealing structure in relative rotation with rotation feed bar, thereby guaranteed the sealing effectiveness in the drilled tunnel, can bear 70MPa and above high pressure thereof, thereby can hole to the spool of plug valve at drill bit and add man-hour, in drilled tunnel, pressurize, thus balanced plug valve connector two ends, the i.e. pressure differential that drilling rod is interior and drilled tunnel is interior.
The band that is used for plug valve of the present utility model is pressed drilling equipment, described supporting member comprises slide block, described slide block is fixedlyed connected with hydraulic pressure reciprocating drive unit, hydraulic rotating drive unit by gripper shoe, described slide block is connected on guide rail, described guide rail is fixedly connected on the guide strip, and described guide strip is fixedly connected on the adpting flange outer wall by the last snap ring that cooperatively interacts with following snap ring.
Owing to adopted said structure, guide rail and slide block cooperatively interact, and slide block can move freely on guide rail; Hydraulic pressure reciprocating drive unit and hydraulic rotating drive unit are fixedly connected on the slide block by gripper shoe, have guaranteed that the hydraulic pressure reciprocating drive unit can drive slide block and move freely on guide rail; Described guide strip is fixedly connected on the adpting flange outer wall by the last snap ring that cooperatively interacts with following snap ring, supports whole adpting flange, and band presses drilling equipment firmly stable.
The band that is used for plug valve of the present utility model is pressed drilling equipment, and the band that is used for plug valve is pressed drilling equipment, and described power rotary sleeve is provided with handle, and described power rotary sleeve is walked between the knife bar with rotation and fixedlyed connected by handle.
Rotate owing to adopted said structure, handle to be used for manually controlling the power rotary sleeve, finally change into moving axially of drill bit, motor-driven and manual control feed and withdrawing can be controlled feed and withdrawing easily and flexibly; Described power rotary sleeve is walked between the knife bar with rotation and is fixedlyed connected by handle, makes structure compact more.
The band that is used for plug valve of the present utility model is pressed drilling equipment, between described instrument flange and the valve, all be tightly connected by ring gasket between described valve and the adpting flange.
Owing to adopted said structure, seal by ring gasket, by compressing the effect that ring gasket reaches sealing, can bear high pressure, guarantee sealing effectiveness, and be difficult for infringement.
The band that is used for plug valve of the present utility model is pressed drilling equipment, and described pressure meter is connected on the instrument flange by the right angle needle valve, and described valve is manual flap type or high pressure plug valve.
Owing to adopted said structure, pressure meter is connected on the instrument flange by needle-valve, needle-valve is the right angle needle valve, more adapt to the demand of instrument flange to the small size needle-valve, and when pressure meter damages, convenient manometric replacing, valve is manual flap type or high pressure plug valve, satisfying the demand of large scale passage, thereby make things convenient for the feed and the withdrawing of drill bit.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
1. the band that is used for plug valve of the present utility model is pressed drilling equipment, and good sealing effect is easy to operate, and can bear 70MPa and above high pressure;
2. the band that is used for plug valve of the present utility model is pressed drilling equipment, can not impacted in a flash of plug valve boring perforate, guarantees the excellent of band pressure drilling equipment;
3. the band that is used for plug valve of the present utility model is pressed drilling equipment, compact conformation, and feed and withdrawing are convenient and swift, are fit to promote.
Description of drawings
Fig. 1 is the structural representation that the band that is used for plug valve of the present utility model is pressed drilling equipment;
Fig. 2 is the structural representation of the I part among Fig. 1;
Fig. 3 is an A-A sectional view among Fig. 1.
Mark among the figure: 1-plug valve, 2-instrument flange, 3-right angle needle valve, the 4-pressure meter, the 5-studs, the 6-nut, the manual flap type of 7-, the 8-drill bit, 9-rotates plug, 10-rotation Che Shi sealing ring, 11-, the rotation gasket ring, 12-axis of rotation bearing sleeve, the reciprocal plug of 13-, 14-is toward multiplexing Che Shi sealing ring, the reciprocal gasket ring of 15-, 16-reciprocal bearing cover, the 17-adpting flange, the 18-housing, 19-is screw axis fixedly, the reciprocal cutter spindle of 20-, 21-rotates knife bar, the last snap ring of 22-, 23-nylon bearing cover, 24-power rotary sleeve, the 25-handle, 26-feed screw axis, the 27-taper roll bearing, 28-bearing plug, the 29-fixed bearing block, the 30-rotary hydraulic motor, the 31-guide strip, the 32-slide block, the 33-slide rail, the 34-gripper shoe, the reciprocal hydraulic motor of 35-, the 36-gear shaft, 37-strand drilling bolt, 38-housing O RunddichtringO, 39-screw mandrel O RunddichtringO, the 40-gasket ring, the 41-bolt, the 42-nut, snap ring under the 43-.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1 to Figure 3, the band that is used for plug valve of the present utility model is pressed drilling equipment, being used to be installed on the plug valve 1 spool to plug valve holes, because all there is helicitic texture at the two ends of plug valve, therefore front end that can instrument flange 2 is set to the screw thread that matches with plug valve, make that the front end of instrument flange 2 is the screwed flange joint, the instrument flange is provided with 2 needle-valves, described needle-valve adopts right angle needle valve 3, be connected with pressure meter 4 on one of them right angle needle valve 3, be convenient to when pressure meter 4 damages, can change timely, another right angle needle valve 3 is vacant to be connected with exterior tubing, is convenient in drilled tunnel for high-pressure fluid, thereby balanced plug valve connector two ends, the i.e. pressure reduction that drilling rod is interior and drilled tunnel is interior.Be connected with manual flap type on the described instrument flange, also can be plug valve or other ball valve, as long as can realize the major diameter passage, and can control to open and close and get final product, described instrument flange with manually fixedly connected with nut 6 by studs 5 between the flap type, can carry out locking operation from both sides, make convenient to operation.Be fixed with adpting flange 17 on the described manual flap type, wherein be provided with gasket ring 40 between instrument flange and manual flap type, manual flap type and the adpting flange 17, be used for the sealing of drilled tunnel, described adpting flange 17 is provided with a right angle needle valve 3, be connected with pressure meter 4 on the described right angle needle-valve 3, be used to measure the force value in the drilled tunnel, thereby the interior force value of the force value in can the keyhole channel cavity and drilling rod balances each other.On adpting flange 17, be fixedly connected with housing 18, described housing 18 is set in the inwall of adpting flange 17, and by 38 sealings of body O RunddichtringO, the passage of described instrument flange, the manual passage of passage, the adpting flange 17 of the flap type composition drilled tunnel that is interconnected, and with the channel connection of plug valve and be located along the same line, be convenient to by drill bit the spool of plug valve be holed, described housing 18 is the tubular structure structure, is located along the same line with drilled tunnel.
Snap ring 22 and following snap ring 43 are being installed on the outer wall of adpting flange 17, the described snap ring 22 of going up cooperatively interacts with following snap ring 43, fixedly connected flange 17, described go up between snap ring 22 and the following snap ring 43 to cooperate with nut 42 by bolt 41 fix, described snap ring 43 down is fixedly connected on the guide strip 31 by strand drilling bolt 37, also be provided with slide rail 33 on the described guide strip 31, described slide rail 33 is provided with the slide block 32 that matches with it, described slide block 32 can move freely on slide rail 33, be fixedly connected with gripper shoe 34 on the described slide block 32, be fixedly connected with reciprocal hydraulic motor 35 and rotary hydraulic motor 30 on the described gripper shoe 34, be connected with gear 36 on the described reciprocal hydraulic motor 35, be engaged with power rotary sleeve 24 on the described gear 36, described power rotary sleeve 24 dodges and is provided with the gear ring that is meshed with gear 36, the inside of power rotary sleeve 24 relatively rotates by taper roll bearing 27 and reciprocal cutter spindle 20, and the bearing plug 28 that described taper roll bearing 27 is set at power rotary sleeve 24 1 ends is limited in the power rotary sleeve 24.
Be connected with rotation by key on the output shaft of described rotary hydraulic motor 30 and walk knife bar 21, described rotation is walked and is connected with drill bit 8 on the knife bar 21, on an end of the close rotary hydraulic motor 30 that rotates knife bar 21, be set with taper roll bearing 27, the described taper roll bearing 27 outer fixed bearing blocks 29 that are set with, described taper roll bearing 27 is limited in the fixed bearing block 29 by bearing plug 28, described bearing plug 28 is arranged at an end of the close rotary hydraulic motor 30 of fixed bearing block 29, fixed bearing block 29 away from rotary hydraulic motor 30 on be fixedly connected with reciprocal cutter spindle 20, described reciprocal cutter spindle 20 and rotation are walked outside knife bar 21 is set in, and and rotation is walked between the knife bar 21 to relatively rotate, described reciprocal cutter spindle 20 also relatively rotates with power rotary sleeve 24, be set with taper roll bearing 27 on the described reciprocal cutter spindle 20, make reciprocal cutter spindle 20 relatively rotate with power rotary sleeve 24; Be connected with handle 25 on the described power rotary sleeve 24, and feed screw axis 26 and power rotary sleeve 24 are fixed together by handle 25, described feed screw axis 26 is a tubular structure, and be set in the housing 18, be provided with nylon bearing cover 23 between described feed screw axis 26 and the housing 18, make feed screw axis 26 and housing 18 relatively rotate, a helicitic texture in the described feed screw axis 26, and be connected with fixedly screw axis 19 by thread set, described fixedly screw axis 19 is a tubular structure, and be set in the feed screw axis 26, be set in outside the reciprocal cutter spindle 20, one end of described fixedly screw axis 19 is connected with feed screw axis 26, the other end is step-like, and the sidewall under step-like passes through screw mandrel O RunddichtringO 39 and housing 18 fixed seal connections, and step-like sidewall is fixedlyed connected with the vias inner walls of adpting flange 17, make and fixedly screw axis 19 transfixion in boring procedure rotatablely moving of feed screw axis 26 transformed into the back and forth movement that knife bar 21 is walked in rotation; Described fixedly screw axis 19 is set in outside the reciprocal cutter spindle 20, and back and forth cutter spindle 20 freely rotates with respect to fixing screw axis 19, described reciprocal cutter spindle 20 and fixedly being provided with between the screw axis 19 toward multiplexing Che Shi sealing ring 14 and reciprocal gasket ring 15, by toward multiplexing Che Shi sealing ring 14 and back and forth gasket ring 15 make reciprocal cutter spindle 20 and fixedly form movable sealing between the screw axis 19, described toward multiplexing Che Shi sealing ring 14 and back and forth gasket ring 15 be limited in reciprocal cutter spindle 20 by reciprocal plug 13 and fixedly between the screw axis 19, and described reciprocal plug 13 is fixedlyed connected with fixing screw axis 19.Described reciprocal cutter spindle 20 is set in rotation and walks outside the knife bar 21, and and rotation is walked between the knife bar 21 to form movable sealing in relative rotation, one end of the close drill bit 8 of described reciprocal cutter spindle 20 and rotation are walked and are provided with reciprocal bearing cover 16 between the knife bar 21, make reciprocal cutter spindle 20 and rotation walk relative motion between the knife bar 21, owing to sustain 70MPa and above pressure thereof in the drilled tunnel domestic demand, therefore need to walk knife bar 21 and have good sealing property in reciprocal cutter spindle 20 and rotation, so walking knife bar 21 in reciprocal cutter spindle 20 and rotation is provided with toward multiplexing Che Shi sealing ring 14 and reciprocal gasket ring 15, make reciprocal cutter spindle 20 and rotation walk and form good movable sealing between the knife bar 21, described Che Shi sealing ring 14 and reciprocal gasket ring 15 are limited in reciprocal cutter spindle 20 by reciprocal plug 13 and rotation is walked between the knife bar 21, plays good sealing effectiveness.Described rotation is walked and is connected with drill bit 8 on the knife bar 21, and described drill bit 8 can move freely in drilled tunnel.
The band that is used for plug valve of the present utility model is pressed drilling equipment, when plug valve stops up, need promptly the spool of plug valve to be holed to set up the circulation of drilling fluid passage, remove the dangerous condition, at first need the kelly bar of plug valve top is taken off, then 2 screwed flange joint and plug valve 1 on the instrument flange are linked together, and open the valve of manual flap type, open hydraulic pump, to reciprocal hydraulic motor 35 voltage supply, make that reciprocal hydraulic motor 35 begins to rotate, back and forth hydraulic motor 35 driven wheels 36 rotate, gear 36 drives power rotary sleeve 24 and rotates, power rotary sleeve 24 drives feed screw axis 26 and rotates, because fixedly screw axis 19 maintains static, make feed screw axis 26 with respect to the fixedly rotation of screw axis 19, change into moving axially of feed screw axis 26, thereby driving reciprocal hydraulic motor 35 moves axially, make slide block 32 on guide rail 33, move, because guide rail 33 is fixedlyed connected with guide strip 31, guide strip 32 is fixedlyed connected with adpting flange 17, thereby make rotary hydraulic motor 30 moving axially and move axially with reciprocal hydraulic motor 35, moving axially by rotating knife bar 21 drive drill bits 8 of rotary hydraulic motor 30 moves axially, thereby makes the drill bit feed; When drill bit 8 during near the spool of plug valves 1, reduce the voltage supply flow of hydraulic pump to reciprocal hydraulic motor 35, the slow feed that keeps drill bit 8, simultaneously by right angle needle valve 3 voltage supply in drilled tunnel on the instrument flange, make drill bit around keep high pressure, thereby make the pressure balance that plug valve 1 is inside and outside,, make the equilibrium of drilled tunnel internal pressure by observing pressure meter on the instrument flange and the pressure meter on the adpting flange 17; Open hydraulic pump simultaneously to rotary hydraulic motor 30 voltage supply, rotary hydraulic motor 30 drives rotation and walks knife bar 21 rotations, rotates thereby drive drill bit 8, and drill bit 8 begins the spool of plug valve is carried out machining under the hyperbaric environment of drilled tunnel; When the spool of plug valve 1 is drilled perforate in a flash, the stop solution press pump is controlled reciprocal hydraulic motor 35 counter-rotatings simultaneously to the voltage supply of rotary hydraulic motor 30 at once, makes rotary hydraulic motor 30 and drill bit 8 get back to original position; At this moment close manual flap type, with adpting flange 17 with and the integral body such as rotary hydraulic motor 30 that go up to connect take off, and kill-job open flow device and manual flap type be tightly connected, the ball-and-seat of kill line with kill-job open flow device is connected, set up new circulation of drilling fluid passage, guarantee the strata pressure balance, thereby remove the dangerous condition.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. a band that is used for plug valve is pressed drilling equipment, comprise the instrument flange (2) that is connected with plug valve (1), on instrument flange (2), be sealedly connected with valve (7), it is characterized in that: described instrument flange (2) is provided with the voltage supply inlet that is connected with voltage supply equipment, and instrument flange (2) is gone up and is connected pressure meter (4), be sealedly connected with adpting flange (17) on the described valve (7), described adpting flange is connected with the hydraulic drilling device on (17), described hydraulic drilling device comprises the hydraulic rotating drive unit, knife bar (21) and drill bit (8) are walked in rotation, described drill bit (8) is walked knife bar (21) with rotation and is connected, described rotation is walked knife bar (21) and is connected on the hydraulic rotating drive unit, the passage of described adpting flange (17), the passage of valve (7), the passage of instrument flange (2) the formation drilled tunnel that is interconnected, described rotation is walked knife bar (21) and is positioned at drilled tunnel with drill bit (8), is connected with hydraulic axial travel mechanism on the described fluid pressure drive device.
2. the band that is used for plug valve as claimed in claim 1 is pressed drilling equipment, it is characterized in that: described hydraulic axial travel mechanism comprises the hydraulic pressure reciprocating drive unit, described hydraulic pressure reciprocating drive unit and hydraulic rotating drive unit are fixedly connected on the support element, be connected with bearing (36) on the described hydraulic pressure reciprocating drive unit, be engaged with power rotary sleeve (24) on the described bearing (36), be fixedly connected with feed screw axis (26) on the described power rotary sleeve (24), described feed screw axis (26) inner screw sheath is equipped with fixedly screw axis (19), described fixedly screw axis (19) is fixedlyed connected with the inwall of adpting flange (17), be set with reciprocal cutter spindle (20) in the described power rotary sleeve (24), form relatively turnable movable sealing structure between described power rotary sleeve (24) and the reciprocal cutter spindle (20), be set in rotation in the described reciprocal cutter spindle (20) and walk outside the knife bar (21), and walk knife bar (21) with rotation and form movable sealing structure in relative rotation.
3. the band that is used for plug valve as claimed in claim 2 is pressed drilling equipment, it is characterized in that: described supporting member comprises slide block (32), described slide block (32) is fixedlyed connected with hydraulic pressure reciprocating drive unit, hydraulic rotating drive unit by gripper shoe (34), described slide block (32) is connected on guide rail (33), described guide rail (33) is fixedly connected on the guide strip (32), and described guide strip (32) is fixedly connected on adpting flange (17) outer wall by the last snap ring (22) that cooperatively interacts with following snap ring (43).
4. the band that is used for plug valve as claimed in claim 3 is pressed drilling equipment, it is characterized in that: described power rotary sleeve (24) is provided with handle (25), and described power rotary sleeve (24) is walked between the knife bar (26) with rotation and fixedlyed connected by handle (24).
5. press drilling equipment as the band that is used for plug valve described in the claim 1 to 4 each, it is characterized in that: between described instrument flange (2) and the valve (7), all be tightly connected between described valve (7) and the adpting flange (17) by ring gasket (40).
6. press drilling equipment as the band that is used for plug valve described in the claim 1 to 4 each, it is characterized in that: described pressure meter is connected on the instrument flange (2) by right angle needle valve (3), and described valve (7) is manual flap type or high pressure plug valve.
7. the band that is used for plug valve as claimed in claim 5 is pressed drilling equipment, and it is characterized in that: described pressure meter is connected on the instrument flange (2) by right angle needle valve (3), and described valve (7) is manual flap type or high pressure plug valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206870246U CN201963195U (en) | 2010-12-29 | 2010-12-29 | Pressurized drilling device for plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206870246U CN201963195U (en) | 2010-12-29 | 2010-12-29 | Pressurized drilling device for plug valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201963195U true CN201963195U (en) | 2011-09-07 |
Family
ID=44525730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206870246U Expired - Fee Related CN201963195U (en) | 2010-12-29 | 2010-12-29 | Pressurized drilling device for plug valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201963195U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422830A (en) * | 2012-05-15 | 2013-12-04 | 中国石油天然气股份有限公司 | Circulation killing sleeve perforator |
| CN104047910A (en) * | 2013-03-13 | 2014-09-17 | 中国石油天然气股份有限公司 | Hydraulic system of under-pressure drilling machine |
| CN109138892A (en) * | 2018-10-11 | 2019-01-04 | 王瑞东 | High pressure shut-in well oil-water well punching device under pressure and plugging holes device |
| CN112482985A (en) * | 2020-12-15 | 2021-03-12 | 中国石油天然气集团有限公司 | Drilling equipment is pressed in area of oil gas well head |
-
2010
- 2010-12-29 CN CN2010206870246U patent/CN201963195U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422830A (en) * | 2012-05-15 | 2013-12-04 | 中国石油天然气股份有限公司 | Circulation killing sleeve perforator |
| CN104047910A (en) * | 2013-03-13 | 2014-09-17 | 中国石油天然气股份有限公司 | Hydraulic system of under-pressure drilling machine |
| CN109138892A (en) * | 2018-10-11 | 2019-01-04 | 王瑞东 | High pressure shut-in well oil-water well punching device under pressure and plugging holes device |
| CN112482985A (en) * | 2020-12-15 | 2021-03-12 | 中国石油天然气集团有限公司 | Drilling equipment is pressed in area of oil gas well head |
| CN112482985B (en) * | 2020-12-15 | 2022-06-07 | 中国石油天然气集团有限公司 | Drilling equipment is pressed in area of oil gas well head |
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