CN201802366U - High-pressure injection side-drilling small borehole tool device - Google Patents

High-pressure injection side-drilling small borehole tool device Download PDF

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Publication number
CN201802366U
CN201802366U CN2010205580829U CN201020558082U CN201802366U CN 201802366 U CN201802366 U CN 201802366U CN 2010205580829 U CN2010205580829 U CN 2010205580829U CN 201020558082 U CN201020558082 U CN 201020558082U CN 201802366 U CN201802366 U CN 201802366U
Authority
CN
China
Prior art keywords
tooth
pressure injection
injection side
tool device
hand member
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205580829U
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Chinese (zh)
Inventor
陶德喜
胡晓玲
张江
王林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HENGXIN TEDA ENERGY TECHNOLOGY CONSULTING (BEIJING) Co Ltd
Original Assignee
HENGXIN TEDA ENERGY TECHNOLOGY CONSULTING (BEIJING) Co Ltd
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Priority to CN2010205580829U priority Critical patent/CN201802366U/en
Application granted granted Critical
Publication of CN201802366U publication Critical patent/CN201802366U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

A high-pressure injection side-drilling small borehole tool device is characterized in that a coiled tubing is equipped on the right end of a positioning pipe nipple. The right end of the coiled tubing is provided with a whipstock the left end of which is provided with a guide sleeve which is inserted into the coiled tubing. A sandblast drill bit is equipped inside the whipstock the right end of which is provided with an automatic rotating positioner. A sleeve is equipped outside the automatic rotating positioner. The left end of a packer pipe string is equipped inside the right end of the sleeve. The outer surface of the packer pipe string is provided with a rubber sleeve. The right end of the packer pipe string is provided with a setting cylinder. Compared with the perforation guns, the high-pressure injection side-drilling small borehole tool device protects the underground sleeve, prolongs the service life of the oil well, lowers the construction cost and increases the production volumes of the petroleum as well as the natural gas. The high-pressure injection side-drilling small borehole tool device can be popularized for application in oil fields.

Description

High-pressure injection side tracked slim hole tool device
Technical field
The utility model belongs to producing oil, gas, water from well; Solubility maybe can be dissolved the method or the equipment technical field of material or slurry of mineral, is specifically related to the part of perforator.
Background technology
Casing window sidetracking well technology brings back to life old well by old well, abandoned well, accident well are implemented casing window sidetracking, reaches the recycling that recovers production capacity and scrap resource.The development of drilling technology is improved and promoted to applying of casing sidetracking directional well drilling technology, becomes important means and main path that crude output was taped the latent power, improved in the oil field saving.At present old well window sidetracking is widely used aspect the product in the exploration in oil field, exploitation, increasing the storage, yet reason owing to all many-sides, the directed window sidetracking of slim-hole also has certain difficulty in construction, especially windowing at sidetracking also exists many technical problems aspect technology, wellbore trajectory control and the well-completing process in later stage.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of easy and simple to handle, effective high-pressure injection side tracked slim hole tool device of stratum perforation is provided.
Solving the problems of the technologies described above the technical scheme that is adopted is: the right-hand member at orientation spool is provided with coiled tubing, the right-hand member of coiled tubing is provided with wedge deflection tool, the left end of wedge deflection tool is provided with the guide pin bushing that extend in the coiled tubing, be provided with the sandblast drill bit in the wedge deflection tool, the right-hand member of wedge deflection tool is provided with automatic rotational positioner, automatically rotational positioner is outside equipped with sleeve pipe, the left end of packing tubing string is arranged in the right-hand member of sleeve pipe, packing tubing string external surface is provided with rubber sleeve, and packing tubing string right-hand member is provided with and sets tube.
Wedge deflection tool of the present utility model is: be processed with the deflecting passage in a cylinder, the sandblast drill bit is arranged in the deflecting passage.
Deflecting passage of the present utility model is linked by an axial straight channel and an oblique straight channel and constitutes, and the inlet of this deflecting passage is positioned at the center of cylinder, exports the sidewall that is positioned at cylinder.
Angle γ between the center line of axial straight channel center line of the present utility model and oblique straight channel is 120 °~160 °.
The right-hand member of automatic rotational positioner of the present utility model is processed with positioning tooth, and external surface axially is processed with guide rail, and the left end processing of packing tubing string sets tooth.
The tooth angle α of positioning tooth of the present utility model is 45 °~90 °, and the tooth angle β that sets tooth is 45 °~90 °.
The tooth angle α of positioning tooth of the present utility model is identical with the tooth angle β that sets tooth.
The utility model adopts wedge deflection tool, is processed with the deflecting passage in the wedge deflection tool, and drill bit enters in the deflecting passage of wedge deflection tool, and under the effect of ground water under high pressure, drill bit stretches out the deflecting passage, in the boring of down-hole casing wall uplifting window, passes sleeve pipe at stratum sand fracturing; Adopted automatic rotational positioner, automatically the positioning tooth of rotational positioner and packing tubing string sets tooth engagement or disengagement, the utility model sleeve pipe position different in down-hole boring sand fracturing construction operation of windowing realizes improving the yield of oil and natural gas.The utility model is compared with perforating gun, has protected down-hole casing, has prolonged the application life of oil well, has reduced construction cost, has improved the yield of oil and natural gas, can promote the use of on the oil field.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described, but the utility model is not limited to these embodiment.
Embodiment 1
In Fig. 1, the high-pressure injection side tracked slim hole tool device of present embodiment by tubing coupling 1, orientation spool 2, crossover sub 3, coiled tubing 4, wedge deflection tool 5, deflecting passage 6, seal nipple 7, sleeve pipe 8, automatically rotational positioner 9, packing tubing string 10, rubber sleeve 11, set tube 12, sandblast drill bit 13, guide pin bushing 14 and connect and constitute.
Pass through thread connection with crossover sub 3 in the left end of orientation spool 2 with in the oil pipeline 15, thread connection is passed through in the outer and oil pipeline 15 external application tubing couplings 1 of orientation spool 2 left ends, the right-hand member of orientation spool 2 connects by the left end of screw thread with coiled tubing 4 with tubing coupling 1, and the right-hand member of coiled tubing 4 links by screw thread and wedge deflection tool 5 with seal nipple 7.The left end of wedge deflection tool 5 is equipped with guide pin bushing 14 by thread connection.
The structure of the wedge deflection tool 5 of present embodiment is: be processed with deflecting passage 6 in a cylinder, deflecting passage 6 is an axial straight channel and oblique straight channel formations that link, angle γ between the center line of axial straight channel center line and oblique straight channel is 140 °, the inlet of this deflecting passage 6 is positioned at the center of cylinder, outlet is positioned at cylindrical sidewall, center and guide pin bushing 14 that the left end of deflecting passage 6 is positioned at wedge deflection tool 5 left ends link, deflecting passage 6 is used to place the sandblast drill bit 13 of window sidetracking, sandblast drill bit 13 can be in guide pin bushing 14 enters into deflecting passage 6, the commodity of sandblast drill bit 13 for selling on the market of present embodiment, sell by company of Hanjiang Petroleum drill stock Co., Ltd, sandblast drill bit 13 by high-pressure water pipe and ground high-pressure hydraulic pump UNICOM after, sandblast drill bit 13 can be in the boring of oil well sidewall uplifting window, in the earth-boring sand fracturing.
The right-hand member of wedge deflection tool 5 is equipped with automatic rotational positioner 9 with tubing coupling 1 by thread connection, automatically the outer wall of rotational positioner 9 axially is processed with guide rail, automatically be set with sleeve pipes 8 outside the rotational positioner 9, automatically rotational positioner 9 can be in sleeve pipe 8 move left and right, automatically the right-hand member of rotational positioner 9 is processed with positioning tooth, positioning tooth be shaped as laciniation, the tooth angle α of positioning tooth is 45 °, left end by screw thread and packing tubing string 10 in the right-hand member of sleeve pipe 8 links, the left end of packing tubing string 10 is processed with and sets tooth, set the laciniation that is shaped as of dentation, the tooth angle β that sets tooth is 45 °, positioning tooth is with to set tooth engageable or throw off, positioning tooth with set tooth engagement after, automatically rotational positioner 9 combines as a whole with packing tubing string 10, automatically rotational positioner 9 can not relatively rotate with packing tubing string 10, the wedge deflection tool 5 that combines as a whole with automatic rotational positioner 9 does not rotate, the position that down-hole oil tube need be holed is aimed in the outlet of deflecting passage 6, be the position that the sandblast drill bit 13 aligning down-hole casings in the deflecting passage 6 need be holed, can carry out bore operation.When the position that down-hole casing need hole is not aimed in the outlet of deflecting passage 6, promote automatic rotational positioner 9, positioning tooth with set tooth and throw off, rotational automatic rotational positioner 9, make the outlet of deflecting passage 6 aim at the position that down-hole casing need be holed, transfer automatic rotational positioner 9 again, positioning tooth with set the tooth engagement, automatically rotational positioner 9 and packing tubing string 10 combine as a whole and do not rotate, and can carry out bore operation.The external surface at packing tubing string 10 middle parts is set with rubber sleeve 11, rubber sleeve 11 is used to reduce the collision between the utility model and the down-hole casing, packing tubing string 10 right-hand members are connected with coupling sleeve and set tube 12, set tube and 12 be used for the utility model when the down-hole drilling operation, with the utility model fixedly on the oil well casing.
Embodiment 2
In the present embodiment, the angle γ between the center line of the axial straight channel center line of the deflecting passage 6 of wedge deflection tool 5 and oblique straight channel is 120 °.Automatically the right-hand member of rotational positioner 9 is processed with positioning tooth, and external surface axially is processed with guide rail, and the tooth angle α of positioning tooth is 45 °, and the left end processing of packing tubing string 10 sets tooth, and the tooth angle β that sets tooth is 45 °.The connecting relation of other component and component is identical with embodiment 1.
Embodiment 3
In the present embodiment, the angle γ between the center line of the axial straight channel center line of the deflecting passage 6 of wedge deflection tool 5 and oblique straight channel is 160 °.Automatically the right-hand member of rotational positioner 9 is processed with positioning tooth, and external surface axially is processed with guide rail, and the tooth angle α of positioning tooth is 90 °, and the left end processing of packing tubing string 10 sets tooth, and the tooth angle β that sets tooth is 90 °.The connecting relation of other component and component is identical with embodiment 1.
The course of work of the present utility model is as follows:
When implement in the oil field, sandblast drill bit 13 links with high-pressure water pipe, sandblast drill bit 13 is packed in the deflecting passage 6 of wedge deflection tool 5, position and depth correction after, the tube 12 that sets of the utility model right-hand member is packed into downwards in the sleeve pipe of oil well, adding the pressure of the drill by ground sets, the utility model is fixed on the position of the need boring of down-hole oil tube, when the waterpower sand fracturing, the pressurization of ground high-pressure hydraulic pump, the sandblast drill bit 13 in the deflecting passage 6 is forced out, hole at the casing wall uplifting window, pass sleeve pipe and enter earth-boring, carry out sand fracturing, finish the sand fracturing of once windowing.On carry orientation spool 2, automatically the tooth that sets of the positioning tooth of rotational positioner 9 and packing tubing string 10 is thrown off, positioning of rotating pipe nipple 2, be equivalent to rotational automatic rotational positioner 9 needed angles, put down orientation spool 2, the positioning tooth of rotational positioner 9 is meshed with the tooth that sets of packing tubing string 10 automatically, and the ground pressurization will set tube 12 and be fixed on the sleeve pipe, again sand fracturing is carried out in the boring of windowing in different positions in the duct of window sidetracking.Repeated multiple times, the utility model carries out the window sidetracking sand fracturing at the cased different parts of oil well, realizes improving the yield of oil and natural gas.

Claims (7)

1. high-pressure injection side tracked slim hole tool device, it is characterized in that: the right-hand member at orientation spool (2) is provided with coiled tubing (4), the right-hand member of coiled tubing (4) is provided with wedge deflection tool (5), the left end of wedge deflection tool (5) is provided with the guide pin bushing (14) that extend in the coiled tubing (4), be provided with sandblast drill bit (13) in the wedge deflection tool (5), the right-hand member of wedge deflection tool (5) is provided with automatic rotational positioner (9), automatically rotational positioner (9) is outside equipped with sleeve pipe (8), the left end of packing tubing string (10) is arranged in the right-hand member of sleeve pipe (8), packing tubing string (10) external surface is provided with rubber sleeve (11), and packing tubing string (10) right-hand member is provided with and sets tube (12).
2. according to the described high-pressure injection side tracked slim hole of claim 1 tool device, it is characterized in that said wedge deflection tool (5) is: be processed with deflecting passage (6) in a cylinder, sandblast drill bit (13) is arranged in the deflecting passage (6).
3. according to the described high-pressure injection side tracked slim hole of claim 2 tool device, it is characterized in that: said deflecting passage (6) is linked by an axial straight channel and an oblique straight channel and constitutes, and the inlet of this deflecting passage (6) is positioned at the center of cylinder, exports the sidewall that is positioned at cylinder.
4. according to the described high-pressure injection side tracked slim hole of claim 3 tool device, it is characterized in that: the angle (γ) between the center line of said axial straight channel center line and oblique straight channel is 120 °~160 °.
5. according to the described high-pressure injection side tracked slim hole of claim 1 tool device, it is characterized in that: the right-hand member of said automatic rotational positioner (9) is processed with positioning tooth, and external surface axially is processed with guide rail, and the left end processing of packing tubing string (10) sets tooth.
6. according to the described high-pressure injection side tracked slim hole of claim 5 tool device, it is characterized in that: the tooth angle of said positioning tooth (α) is 45 °~90 °, and the tooth angle (β) that sets tooth is 45 °~90 °.
7. according to the described high-pressure injection side tracked slim hole of claim 6 tool device, it is characterized in that: the tooth angle of said positioning tooth (α) is identical with the tooth angle that sets tooth (β).
CN2010205580829U 2010-10-13 2010-10-13 High-pressure injection side-drilling small borehole tool device Expired - Fee Related CN201802366U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205580829U CN201802366U (en) 2010-10-13 2010-10-13 High-pressure injection side-drilling small borehole tool device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205580829U CN201802366U (en) 2010-10-13 2010-10-13 High-pressure injection side-drilling small borehole tool device

Publications (1)

Publication Number Publication Date
CN201802366U true CN201802366U (en) 2011-04-20

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165030A (en) * 2013-06-20 2014-11-26 中国矿业大学(北京) Glass fiber reinforced plastic casing pipe string process of ground coal-bed gas well and connection joint
CN106639956A (en) * 2016-11-29 2017-05-10 大庆纽斯达采油技术开发有限公司 Well oil pipe blowout preventer of sucker-rod pump
CN111577199A (en) * 2020-05-11 2020-08-25 中国石油天然气股份有限公司 Bridge plug with sand production preventing function for fracturing and using method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165030A (en) * 2013-06-20 2014-11-26 中国矿业大学(北京) Glass fiber reinforced plastic casing pipe string process of ground coal-bed gas well and connection joint
CN104165030B (en) * 2013-06-20 2017-05-03 中国矿业大学(北京) Glass fiber reinforced plastic casing pipe string manufacturing process of ground coal-bed gas well
CN106639956A (en) * 2016-11-29 2017-05-10 大庆纽斯达采油技术开发有限公司 Well oil pipe blowout preventer of sucker-rod pump
CN111577199A (en) * 2020-05-11 2020-08-25 中国石油天然气股份有限公司 Bridge plug with sand production preventing function for fracturing and using method thereof

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110420

Termination date: 20131013