CN201301707Y - A shell mounting device for induction logging tool - Google Patents

A shell mounting device for induction logging tool Download PDF

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Publication number
CN201301707Y
CN201301707Y CNU2008201243015U CN200820124301U CN201301707Y CN 201301707 Y CN201301707 Y CN 201301707Y CN U2008201243015 U CNU2008201243015 U CN U2008201243015U CN 200820124301 U CN200820124301 U CN 200820124301U CN 201301707 Y CN201301707 Y CN 201301707Y
Authority
CN
China
Prior art keywords
nut
induction log
log tool
logging tool
shell
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
CNU2008201243015U
Other languages
Chinese (zh)
Inventor
秦才会
侯洪为
冯永仁
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.)
China Oilfield Services Ltd
China National Offshore Oil Corp CNOOC
Original Assignee
China Oilfield Services Ltd
China National Offshore Oil Corp CNOOC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Oilfield Services Ltd, China National Offshore Oil Corp CNOOC filed Critical China Oilfield Services Ltd
Priority to CNU2008201243015U priority Critical patent/CN201301707Y/en
Application granted granted Critical
Publication of CN201301707Y publication Critical patent/CN201301707Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a shell mounting device for induction logging tool, which comprises a first nut and a second nut; the first nut is fixed on the outer surface of the shell of the induction logging tool through a clamp loop with two semi-ring structures; the first nut is in threaded connection with the second nut. The shell mounting device converts the rotation movement between threads into straight line feeding movement for pushing a conversion joint into the shell of induction logging tool, so as to enable the mounting of the shell of induction logging tool to be more accurate, rapid and labor saving and have no damage to induction logging tool.

Description

A kind of induction log tool shell erecting device
Technical field
The utility model relates to a kind of induction log tool shell erecting device.
Background technology
The installation of induction log tool shell is that adapter is packed in the induction log tool shell, and closely cooperates.Because machining screw is bigger to intensity effect on the induction log tool glass fibre reinforced plastics casing, unsuitable machining screw, and O-ring seals is arranged on the adapter, be provided with cabling in the inner conical drogue, so the traditional approach of taking with rubber hammer adapter to be squeezed into the induction log tool shell is unusual difficulty just, this conventional mounting method is subjected to the influence of the factors such as dynamics, angle and operator's individual difference that rubber hammer squeezes into, its installation rate and accuracy are lower, and labor intensive also may cause damage to induction log tool and inner cabling.
The utility model content
The technical problems to be solved in the utility model provide a kind of can be fast, accurately install, can save manpower again and can not cause the induction log tool shell erecting device of damage induction log tool and inner cabling.
In order to address the above problem, the utility model induction is surveyed and instrument shell erecting device comprises that one is fixed on first nut of induction log tool outer surface of outer cover, with second nut that is used for the backup adapter, described two nuts carry out threaded engagement, so that rotatablely moving between screw thread is converted into the straight-line feed motion that the backup adapter enters the induction log tool shell, make that the installation of induction log tool is accurate more, quick, the saving manpower can't cause damage to induction log tool.
Be convenient first nut fixing on the induction log tool external surface, first nut is fixed in the bail, bail comprises two semi-loops that connect by screw, two semi-rings of bail are enclosed within on the induction log tool outer surface of outer cover, make bail closely be fixed on the induction log tool outer surface of outer cover by adjusting screw, thereby first nut also just closely is fixed on the induction log tool outer surface of outer cover.
This device is also optimized, and second nut is taked barrel-like structure, at the second nut inner bottom part one thrust ball bearing is installed, and thrust ball bearing one end relies on the jump ring that is installed in its outside to be fixed on the second nut inner bottom part, and the other end pushes away the first end end face of transferring.So when mounted, just can regulate direction and the size that is installed into to thrust, make thrust more steady, increase accuracy and stationarity that the induction log tool shell is installed by thrust ball bearing.Because thrust ball bearing can change the sliding friction between adapter and second nut into rolling friction, so the frictional force when this device has reduced the promotion adapter.
In addition, this device also offers a hole that is used for cabling in second nut bottom, make the induction log tool internal voids to communicate with the external world, has made things convenient for passing of line body.
This device has also carried out further optimization, near on the position of bottom, designs an outer hexagon bulge-structure at the second nut external surface, and instrument easy to use is operated, thereby makes that operation is easier, quick.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described further:
Fig. 1 shows the generalized section of the utility model induction log tool shell erecting device.
The specific embodiment
Fig. 1 is the generalized section of induction log tool shell erecting device.Bail 4 with two semi-loops that are coupled to each other is fixed on glass fiber reinforced plastic tool housing 2 external surfaces near on the position of installing by two semi-ring of screws clamp, thereby guarantees that bail 4 can not carry out axially-movable along glass fiber reinforced plastic tool housing 2.Bail 4 is when clamping glass fiber reinforced plastic tool housing 2, first nut 3 that will have ledge structure by interior ledge structure is clamped on glass fiber reinforced plastic tool housing 2 external surfaces, such first nut 3 can not carry out axially-movable along glass fiber reinforced plastic tool housing 2 equally, and first nut, 3 inner surfaces are processed with internal thread.
Second nut 5 is a barrel-like structure, its external surface is processed with external screw thread, and match with the internal thread of first nut 3, first nut 3 and second nut 5 pass through thread connection, when the induction log tool shell is installed, by this connection rotatablely moving between screw thread is converted to the straight-line feed motion that the promotion adapter enters glass fiber reinforced plastic tool housing 2, when screwing nut, adapter 1 pushed in the glass fiber reinforced plastic tool housing 2.
Second nut, 5 inner bottom parts are equipped with the end end face of a thrust ball bearing 6, the second nuts 5 by thrust ball bearing 6 backup adapters 1, and thrust ball bearing 6 can be adjusted the size and Orientation of thrust, effectively transmits thrust.The jump ring 7 that is installed in second nut, 5 inside blocks thrust ball bearing 6, and is fixed in second nut, 5 inner bottom parts.Second nut, 5 bottoms have a hole 9 that is used for cabling, and induction log tool inner conical drogue 8 internal voids communicate with the external world by thrust ball bearing 6 endoporus and this cable hole 9, make things convenient for cabling.
Second nut, 5 external surfaces are near on the position of bottom, be provided with outer hexagon bulge-structure 10, when carrying out the installation of induction log tool shell, can clamp first nut 3 and second nut 5 with the eave tile spanner earlier, rotate this bulge-structure 10 of second nut 5 again with instrument, just can conveniently second nut 5 be screwed in first nut 3, make it to cooperate, enter in the glass fiber reinforced plastic tool housing 2 thereby promote adapter 1 by thrust ball bearing 6 with first nut 3.
In sum; it below only is preferred embodiment of the present utility model; be not to be used to limit protection domain of the present utility model; therefore; all any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (7)

1, a kind of induction log tool shell erecting device, it is characterized in that, comprise that is used for second nut (5) that suit is fixed on first nut (3) on induction log tool shell (2) external surface and is used for backup adapter (1), this first nut (3) and this second nut (5) threaded engagement.
2, induction log tool shell erecting device as claimed in claim 1, it is characterized in that: described first nut (3) is fixed on the induction log tool external surface by a bail (4), and this bail (4) has two semi-loops.
3, induction log tool shell erecting device as claimed in claim 1 is characterized in that: described second nut (5) is a barrel-like structure.
4, induction log tool shell erecting device as claimed in claim 1 is characterized in that: also be provided with a thrust ball bearing (6) that is used for the described adapter of backup (1) in described second nut (5).
5, induction log tool shell erecting device as claimed in claim 4 is characterized in that: described thrust ball bearing (6) is fixed on described second nut (5) inner bottom part by jump ring (7).
6, induction log tool shell erecting device as claimed in claim 1 is characterized in that: described second nut (5) bottom has a hole (9) that is used for cabling.
7, induction log tool shell erecting device as claimed in claim 1 is characterized in that: described second nut (5) external surface is provided with an outer hexagon bulge-structure (10) near the position of bottom.
CNU2008201243015U 2008-12-04 2008-12-04 A shell mounting device for induction logging tool Expired - Fee Related CN201301707Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201243015U CN201301707Y (en) 2008-12-04 2008-12-04 A shell mounting device for induction logging tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201243015U CN201301707Y (en) 2008-12-04 2008-12-04 A shell mounting device for induction logging tool

Publications (1)

Publication Number Publication Date
CN201301707Y true CN201301707Y (en) 2009-09-02

Family

ID=41085331

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008201243015U Expired - Fee Related CN201301707Y (en) 2008-12-04 2008-12-04 A shell mounting device for induction logging tool

Country Status (1)

Country Link
CN (1) CN201301707Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102562030A (en) * 2010-12-07 2012-07-11 中国石油天然气集团公司 Shell for sensing logging device and design plan for shell

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102562030A (en) * 2010-12-07 2012-07-11 中国石油天然气集团公司 Shell for sensing logging device and design plan for shell
CN102562030B (en) * 2010-12-07 2015-10-14 中国石油天然气集团公司 A kind of shell for induction logging instrument and method for designing thereof

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090902

Termination date: 20161204