CN109057732A - A kind of slurry type grouting circulator and its application method - Google Patents

A kind of slurry type grouting circulator and its application method Download PDF

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Publication number
CN109057732A
CN109057732A CN201811154358.4A CN201811154358A CN109057732A CN 109057732 A CN109057732 A CN 109057732A CN 201811154358 A CN201811154358 A CN 201811154358A CN 109057732 A CN109057732 A CN 109057732A
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China
Prior art keywords
big
circulator
mud
spring
level piston
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Granted
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CN201811154358.4A
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Chinese (zh)
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CN109057732B (en
Inventor
宋顺平
薛让平
李录科
王伟良
丛成
朱建武
白秀丽
陈伟林
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China National Petroleum Corp
CNPC Chuanqing Drilling Engineering Co Ltd
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Changqing Drilling Co of CNPC Chuanqing Drilling Engineering Co Ltd
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Priority to CN201811154358.4A priority Critical patent/CN109057732B/en
Publication of CN109057732A publication Critical patent/CN109057732A/en
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    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)

Abstract

The invention discloses a kind of slurry type grouting circulator and its application methods, the grouting circulator includes U-shaped drop handle component, multi-level piston component, sealed bladder component and mud valve, the U-shaped drop handle component A includes U-shaped drop handle and crossbeam, U-shaped drop handle upper end is hung on hook block, and lower end is fixed on crossbeam；The multi-level piston component is made of cylinder cap, multi-level piston bar, little spring, piston bush, big spring, cylinder body shell；The sealed bladder component is fixed on multi-level piston bar lower end, and mud valve is installed on cylinder cap top and mud valve is equipped with mud inlet.The present invention uses integrated structure design, it is stretched out using slush pump control multi-level piston bar, device effective length can be changed according to demand, to meet grouting and cycle operation during driving churn setting of casing using the non-top of double elevators, and there is good applicability, safety coefficient is high, and control is flexible, feature easy to use and operate.

Description

A kind of slurry type grouting circulator and its application method
Technical field
The present invention relates to the wellhead assembly of sleeve grouting when setting of casing and circulation, in particular to a kind of slurry type grouting circulation Device and its application method.
Background technique
Grouting and circulator be it is a kind of for setting of casing when be in the milk and circulation rig tool.When transferring casing, energy It is quickly recycled in the case where uneasy tubing pipe nipple, the labor intensity of worker can be mitigated significantly, improve the work of well head Industry environment.
Such as publication number: CN204343983U discloses a kind of sleeve grouting circulator, and composition includes: that promotion is short Section, the lifting sub are connect with top connection, and the top connection is connect with mandrel, and lacquer disk(-sc) A is inserted in the mandrel upper end, Lacquer disk(-sc) B is inserted in the mandrel lower end, and the mandrel lower end is connect with lower contact, and the lower contact is connect with box cupling, institute The box cupling stated is connect with sebific duct, and the sebific duct is connect with reverse flow valve.It connect reverse flow valve with box cupling using sebific duct, sebific duct has Elasticity can be combined closely with reverse flow valve, play the technical effect of sealing；And sebific duct has elasticity in diaphragm valve connection, When solving traditional rigid connection, since mechanical oscillation cause to occur sealing halfway ask when the connection of reverse flow valve and box cupling Topic.
Publication number: CN203879429U discloses a kind of automatic grouting circulating apparatus, including sequentially connected from top to bottom Tool joint, lengthening joint, mandrel, flexible pipe, mud valve and guide cone, are fixed with mooring staple on lengthening joint, on mooring staple It is connected with theft-resistant link chain, the junction of mandrel and flexible pipe is arranged with jointing, the mandrel outer wall set above jointing Equipped with seal assembly.In use, tool joint is connected with the central tube of top-drive device, pass through the upper of top-drive device The lower mobile movement for realizing the present apparatus, guide cone are inserted into casing and are in the milk.
Existing grouting and circulator are oil well, the essential pith of water well drilling equipment, in drilling operation In, by mud, pressurized circulation is used after processing, grouting and circulation can be played the role of, but it has the disadvantage that and deficiency: 1, mud line manual grouting is directly connect when setting of casing, when circulation need to connect kelly bar, and time-consuming, low efficiency；It 3, is fixed knot Structure, length are immutable；2, it is not suitable for the drilling machine using hook block and elevator.
Summary of the invention
In order to effectively overcome the above deficiencies in the existing technologies, it is in the milk the present invention provides a kind of slurry type and recycles dress It sets and its application method, purpose facilitates installation first is that using integrated structure design；Purpose second is that can change dress as needed Length is set, the use of hook block and elevator drilling machine is met；Purpose improves the work of well head third is that alleviate the labor intensity of worker Industry environment.
For this purpose, the technical solution adopted in the present invention is as follows:
A kind of slurry type grouting circulator, including U-shaped drop handle component A, multi-level piston component B, sealed bladder component C and mud Valve D is starched,
The U-shaped drop handle component A includes U-shaped drop handle and crossbeam, and the U-shaped drop handle upper end is hung on hook block, U-shaped to mention Ring lower end is fixed on crossbeam；
The multi-level piston component B include at least cylinder cap, multi-level piston bar, little spring, piston bush, big spring, outside cylinder body Shell, the cylinder cap are connect by pin shaft with crossbeam, and cylinder cap is provided with hollow tube, and hollow tube lower end is connected with multi-level piston bar, more Grade upper cover of piston rod is connected to piston bush, and multi-level piston bar can move back and forth on piston bush；It is socketed with outside cylinder body on piston bush The upper end of shell and cylinder body shell is fixed on cylinder cap, and piston bush can move reciprocatingly along cylinder body shell；In the piston bush lower end Side is equipped with small pressure ring, and the convex platform of multi-level piston bar is withstood in the upper end of little spring, and the lower end of little spring acts on small pressure ring； Cylinder body shell lower end inside is equipped with big pressure ring, and the convex platform of piston bush, the lower end effect of big spring are withstood in the upper end of big spring In on big pressure ring；
The sealed bladder component C is fixed on multi-level piston bar lower end, and mud valve D is installed on cylinder cap top, the mud valve D It is equipped with mud inlet.
The sealed bladder component C includes at least the sealed bladder being arranged on multi-level piston bar lower end outer wall circumference, described close Upper end encapsulated is provided with upper press ring, and the lower end of sealed bladder is provided with lower pressure ring, is equipped with clamping cap below lower pressure ring.
The mud valve D is double branch stop valve.
The mud valve D includes big valve head, big pressure spring, shell, clamping nut, small valve head and small pressure spring, and the shell is horizontal To being arranged and being fixed on cylinder cap, shell one end end is equipped with clamping nut, and the inner cavity of shell is equipped with big valve head, the big valve head One end is provided with major diameter cross through hole, and the major diameter cross through hole is provided with big pressure spring, and big valve head is withstood in big pressure spring one end, greatly The pressure spring other end acts on clamping nut；Minor diameter cross through hole is equipped in the middle part of the big valve head other end, and its end is equipped with small Valve head, the minor diameter cross through hole are provided with small pressure spring, and big valve head is withstood in small pressure spring one end, and the small pressure spring other end acts on small On valve head.
It is sealed between the big valve head and shell by sealing element three.
The mud valve is connected and fixed with cylinder cap by screw thread and passes through sealing element four and sealed.
It is also provided with radial through-hole on the big valve head, which is connected to the mesoporous of multi-level piston bar and forms mud Access is starched, piston upper end is full of mud between multi-level piston bar outside and cylinder body shell.
It is sealed between multi-level piston bar top and piston bush by sealing element one.
It is sealed between the piston bush and cylinder body shell by sealing element two.
A kind of application method of slurry type grouting circulator: need to be in the milk or establish circulation during casing job When, slush pump is opened, mud drives multi-level piston bar and piston bush stretches out and compressed spring, makes sealed bladder sleeve pipe.It can basis It is in the milk or is established the operation of circulation；After completing a casing decentralization, stop slush pump, connect makes under the action of the spring It obtains multistage piston rod and piston bush is withdrawn.Again by above-mentioned and etc. the operation for carrying out next casing tripping in.
Compared with the prior art, the present invention has the following advantages:
1, suitable for using the drilling machine of hook block and elevator.
2, using integrated structure design, in-site installation is easy to use.
3, internal moving parts are the reset of mud driving spring, easy to use, securely and reliably.
4, due to using slush pump control, piston rod stretches out one-time-reach-place, thus sealed bladder can be made precisely in place, to guarantee to fill Reliability when slurry and circulation.
5, due to using double branch stop valve, so that being significantly reduced the characteristics of mud No leakage after grouting and circulation The labor intensity of worker improves the operating environment of well head.
6, using changeable type sealed bladder component, it is applicable to different casing bores.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is cross-sectional view of the invention；
Fig. 3 is the structural schematic diagram of mud valve.
Description of symbols
A, U-shaped drop handle component；B, multi-level piston component；C, sealed bladder component；D, mud valve；
1, U-shaped drop handle；2, crossbeam；3, pin shaft；4, cylinder cap；5, multi-level piston bar；6, sealing element one；7, little spring；8, small Pressure ring；9, piston bush；10, sealing element two；11, big spring；12, cylinder body shell；13, big pressure ring；14, upper press ring；15, it seals Capsule；16, lower pressure ring；17, clamping cap；18, big valve head；19, big pressure spring；20, shell；21, sealing element three；22, clamping nut； 23, small valve head；24, small pressure spring；25, sealing element four；26, radial through-hole；27, mud inlet.
Specific embodiment
Embodiment 1
The circulator as shown in Figure 1, a kind of slurry type is in the milk, including U-shaped drop handle component A, multi-level piston component B, sealing Capsule component C and mud valve D,
The U-shaped drop handle component A includes U-shaped drop handle 1 and crossbeam 2, and U-shaped 1 upper end of drop handle is hung on hook block, U 1 lower end of type drop handle is fixed on crossbeam 2；
As shown in Fig. 2, the multi-level piston component B include at least cylinder cap 4, multi-level piston bar 5, little spring 7, piston bush 9, Big spring 11, cylinder body shell 12, the cylinder cap 4 are connect by pin shaft 3 with crossbeam 2, and cylinder cap 4 is provided with hollow tube, under hollow tube End is connected with multi-level piston bar 5, piston bush 9 is socketed on multi-level piston bar 5, and multi-level piston bar 5 can be reciprocal on piston bush 9 Movement；The upper end that cylinder body shell 12 and cylinder body shell 12 are socketed on piston bush 9 is fixed on cylinder cap 4, and piston bush 9 can be along cylinder body Shell 12 moves reciprocatingly；9 lower end inside of piston bush is equipped with small pressure ring 8, and multi-level piston bar is withstood in the upper end of little spring 7 5 convex platform, the lower end of little spring 7 act on small pressure ring 8；12 lower end inside of cylinder body shell is equipped with big pressure ring 13, big bullet The convex platform of piston bush 9 is withstood in the upper end of spring 11, and the lower end of big spring 11 acts on big pressure ring 13；
The sealed bladder component C is fixed on 5 lower end of multi-level piston bar, and mud valve D is installed on 4 top of cylinder cap, the mud Valve D is equipped with mud inlet 27.
When needing to be in the milk during casing job or establishing circulation, slush pump is opened, mud drives multi-level piston bar 5 Simultaneously compressed spring is stretched out with piston bush 9, makes 15 sleeve pipe of sealed bladder, and be in the milk or established the behaviour of circulation as needed Make；After completing a casing decentralization, slush pump is closed, connects and receives multi-level piston bar 5 and piston bush 9 It returns, then carries out the operation of next casing tripping in by above-mentioned steps.
The present invention provides a kind of grouting and circulator suitable for using hook block and the drilling machine of elevator, use Integrated structure design is stretched out using slush pump control multi-level piston bar, can change device effective length according to demand, to meet The grouting and cycle operation during churn setting of casing are driven using the non-top of double elevators.
Embodiment 2
On the basis of embodiment 1, as shown in Figure 1, the sealed bladder component C includes at least setting in multi-level piston bar 5 Sealed bladder 15 on lower end outer wall circumference, the upper end of the sealed bladder 15 are provided with upper press ring 14, the lower end setting of sealed bladder 15 There is lower pressure ring 16, is equipped with clamping cap 17 below lower pressure ring 16.
The sealed bladder component C is changeable type structure, is applicable to different casing bores.
Embodiment 3
On the basis of the above embodiments, as shown in figure 3, the mud valve D includes big valve head 18, big pressure spring 19, shell 20, clamping nut 22, small valve head 23 and small pressure spring 24, the shell 20 are laterally arranged and are fixed on cylinder cap 4,20 one end of shell End is equipped with clamping nut 22, and 20 other end end of shell is equipped with mud inlet, and the inner cavity of shell 20 is equipped with big valve head 18, described Big 18 one end of valve head is provided with major diameter cross through hole, and the major diameter cross through hole is provided with big pressure spring 19, big 19 one end of pressure spring Big valve head 18 is withstood, big 19 other end of pressure spring acts on clamping nut 22；It is horizontal that minor diameter is equipped in the middle part of 18 other end of big valve head To through-hole, and its end is equipped with small valve head 23, and the minor diameter cross through hole is provided with small pressure spring 24, and 24 one end of small pressure spring is withstood Big valve head 18,24 other end of small pressure spring act on small valve head 23.
It is sealed between 5 top of multi-level piston bar and piston bush 9 by sealing element 1；Outside the piston bush 9 and cylinder body It is sealed between shell 12 by sealing element 2 10.
It is sealed between the big valve head 18 and shell 20 by sealing element 3 21.
The mud valve is connected and fixed by screw thread and cylinder cap 4 and is sealed by sealing element 4 25.
It is also provided with radial through-hole 26 on the big valve head 18, which is connected to the mesoporous of multi-level piston bar 5 And mud access is formed, piston upper end is full of mud between 5 outside of multi-level piston bar and shell.Piston rod is controlled by slush pump It stretches out, and sealed bladder is made precisely in place, to guarantee reliability when grouting and circulation.
The mud valve D is that double branch stop valve subtracts significantly so that mud has the characteristics that No leakage after grouting and circulation The light labor intensity of worker, improves the operating environment of well head.
Embodiment 4
A kind of application method of slurry type grouting circulator, needs to be in the milk or establish during casing job circulation When, slush pump is opened, mud driving multi-level piston bar 5 and piston bush 9 stretch out and compress little spring 7 and big spring 11, make to seal 15 sleeve pipe of capsule, and the operation of circulation is in the milk or established as needed；After completing a casing decentralization, mud is closed Pump connects and withdraws multi-level piston bar 5 and piston bush 9, then carries out by above-mentioned steps The operation of next casing tripping in.

Claims (10)

  1. The circulator 1. a kind of slurry type is in the milk, it is characterised in that: including U-shaped drop handle component (A), multi-level piston component (B), close Component (C) encapsulated and mud valve (D),
    The U-shaped drop handle component (A) includes U-shaped drop handle (1) and crossbeam (2), and U-shaped drop handle (1) upper end is hung on hook block On, U-shaped drop handle (1) lower end is fixed on crossbeam (2)；
    The multi-level piston component (B) includes at least cylinder cap (4), multi-level piston bar (5), little spring (7), piston bush (9), big bullet Spring (11), cylinder body shell (12), the cylinder cap (4) are connect by pin shaft (3) with crossbeam (2), and cylinder cap (4) is provided with hollow tube, Hollow tube lower end is connected with multi-level piston bar (5), is socketed on multi-level piston bar (5) piston bush (9), and multi-level piston bar (5) It can be moved back and forth on piston bush (9)；The upper end that cylinder body shell (12) and cylinder body shell (12) are socketed on piston bush (9) is fixed In on cylinder cap (4), piston bush (9) can move reciprocatingly along cylinder body shell (12)；Piston bush (9) lower end inside is equipped with small The convex platform of multi-level piston bar (5) is withstood in pressure ring (8), the upper end of little spring (7), and the lower end of little spring (7) acts on small pressure ring (8) on；Cylinder body shell (12) lower end inside is equipped with big pressure ring (13), and the upper of piston bush (9) is withstood in the upper end of big spring (11) Boss, the lower end of big spring (11) act on big pressure ring (13)；
    The sealed bladder component (C) is fixed on multi-level piston bar (5) lower end, and mud valve (D) is installed on cylinder cap (4) top, described Mud valve (D) is equipped with mud inlet (27).
  2. The circulator 2. a kind of slurry type according to claim 1 is in the milk, it is characterised in that: the sealed bladder component (C) Including at least the sealed bladder (15) being arranged on multi-level piston bar (5) lower end outer wall circumference, the upper end of the sealed bladder (15) is set It is equipped with upper press ring (14), the lower end of sealed bladder (15) is provided with lower pressure ring (16), is equipped with clamping cap (17) below lower pressure ring (16).
  3. The circulator 3. a kind of slurry type according to claim 1 is in the milk, it is characterised in that: the mud valve (D) is double To flow-stop valve.
  4. The circulator 4. a kind of slurry type according to claim 1 is in the milk, it is characterised in that: the mud valve (D) includes Big valve head (18), big pressure spring (19), shell (20), clamping nut (22), small valve head (23) and small pressure spring (24), the shell (20) laterally it is arranged and is fixed on cylinder cap (4), and one end end of shell (20) is equipped with clamping nut (22), shell (20) Inner cavity is equipped with big valve head (18), and described big valve head (18) one end is provided with major diameter cross through hole, in the major diameter cross through hole Equipped with big pressure spring (19), big pressure spring (19) one end is withstood big valve head (18), and big pressure spring (19) other end acts on clamping nut (22) on；Minor diameter cross through hole is equipped in the middle part of big valve head (18) other end, and its end is equipped with small valve head (23), it is described small straight Diameter cross through hole is provided with small pressure spring (24), and small pressure spring (24) one end is withstood big valve head (18), the effect of small pressure spring (24) other end In on small valve head (23).
  5. The circulator 5. a kind of slurry type according to claim 4 is in the milk, it is characterised in that: the big valve head (18) and outer It is sealed between shell (20) by sealing element three (21).
  6. The circulator 6. a kind of slurry type according to claim 4 is in the milk, it is characterised in that: on the big valve head (18) also Radial through-hole (26) are offered, which is connected to the mesoporous of multi-level piston bar (5) and is formed mud access, multistage The external piston upper end between cylinder body shell (12) of piston rod (5) is full of mud.
  7. The circulator 7. a kind of slurry type according to claim 4 is in the milk, it is characterised in that: outside the mud valve (D) Shell (20) is connected and fixed by screw thread and cylinder cap (4) and is sealed by sealing element four (25).
  8. The circulator 8. a kind of slurry type according to claim 1 is in the milk, it is characterised in that: the multi-level piston bar (5) It is sealed between top and piston bush (9) by sealing element one (6).
  9. The circulator 9. a kind of slurry type according to claim 1 is in the milk, it is characterised in that: the piston bush (9) and cylinder It is sealed between body case (12) by sealing element two (10).
  10. 10. a kind of -9 described in any item application methods of slurry type grouting circulator, feature exist according to claim 1 In: when needing during casing job to be in the milk or establishing circulation, open slush pump, mud drive multi-level piston bar (5) and Piston bush (9) stretches out and compressed spring, makes sealed bladder (15) sleeve pipe, and be in the milk or established the behaviour of circulation as needed Make；After completing a casing decentralization, slush pump is closed, connects and makes multi-level piston bar (5) and piston bush under the action of the spring (9) it withdraws, then carries out the operation of next casing tripping in by above-mentioned steps.
CN201811154358.4A 2018-09-30 2018-09-30 Slurry type grouting circulating device and using method thereof Active CN109057732B (en)

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Application Number Priority Date Filing Date Title
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CN109057732B CN109057732B (en) 2023-11-07

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CN110237990A (en) * 2019-05-28 2019-09-17 上海悍马建筑科技有限公司 A kind of non-return streamer rubber head
CN110578483A (en) * 2019-09-30 2019-12-17 中国石油集团渤海钻探工程有限公司 Grouting circulation assembly suitable for traveling block hook drilling machine and using method thereof

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