CN104121008B - Sidewall contact device and oil logger with same - Google Patents
Sidewall contact device and oil logger with same Download PDFInfo
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- CN104121008B CN104121008B CN201410343217.2A CN201410343217A CN104121008B CN 104121008 B CN104121008 B CN 104121008B CN 201410343217 A CN201410343217 A CN 201410343217A CN 104121008 B CN104121008 B CN 104121008B
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- arm
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- pushing device
- spring structure
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Abstract
The invention relates to a sidewall contact device. The sidewall contact device comprises at least one main arm, at least one auxiliary arm, at least one pole plate and a logger body, and further comprises at least one group of double-plate-spring structures. The main arms and the auxiliary arms are connected in parallel between the pole plates and the logger body. The double-plate-spring structures are located between the main arms and the auxiliary arm. Each double-plate-spring structure comprises two elastic parts, one end of each double-plate-spring structure is connected with the corresponding pole plate, the other ends of the double-plate-spring structures are connected with the logger body, and the distance between every two corresponding elastic pars is larger than or equal to the width of the auxiliary arms. According to the sidewall contact device, the double-plate-spring structures are placed on the two sides of the auxiliary arms, so that the auxiliary arms have enough containing space to guarantee the structural strength and the space utilization rate is high; compared with single-plate-spring structures, the double-plate-spring structures are higher in force value; symmetrical force application can reduce left and right swing force of the pole plates and is more stable than middle force application, meanwhile, the value of attaching force to a well wall of the pole plates is also increased and the measuring quality of the logger is improved.
Description
Technical field
The present invention relates to petroleum exploration field, particularly relate to a kind of pushing device and there is the stone of this device
Oil logging instrument.
Background technology
Oil well logging instrument is used for measuring the condition parameter of down-hole after trip-out.In order to record downhole conditions ginseng
Number just requires that sonde plate and the borehole wall recline closely.Instrument external diameter also has strict requirements.If it is straight
Footpath is crossed conference and is caused instrument to be obstructed in down-hole, causes serious economic loss.Oil logging tool backup fills
Put for reclining with the borehole wall when well logging, support logging instrument, and by sensor, data measured is transmitted
To ground installation.
Existing oil logging tool pushing device is the single plate spring structure being placed centrally, and easily causes and puts between two parties
Put stress unstable, easily cause that monolateral stress is excessive and another side stress is not enough；And it is placed centrally
Space availability ratio is low, and instrument space is limited, and leaf spring occupies both sides, centre position cannot install other element.
Summary of the invention
It is an object of the invention to provide a kind of pushing device and have the oil logging tool of this device in order to
Overcome above-mentioned technological deficiency.
For achieving the above object, the present invention provides a kind of pushing device, and it includes at least one principal arm, extremely
Few one pair of arm, at least one pole plate and tool body, also include the double plate spring structure of least one set；
Described principal arm and described pair of arm are connected in parallel between described pole plate and described tool body；Institute
Stating double plate spring structure between described principal arm and described pair of arm, this pair of plate spring structure includes two elasticity
Parts, one end of described pair of plate spring structure is connected with described pole plate, the other end and described logging instrument master
Body is connected, and the spacing between said two elastomeric element is more than or equal to described pair of arm width.
It is also preferred that the left one end of described pair of plate spring structure is connected to the middle part of described pole plate.
It is also preferred that the left during described pushing device Guan Bi, two elastomeric elements of described pair of plate spring structure are positioned at
The both sides of described pair of arm；It is smaller than the width equal to described principal arm outside said two elastomeric element；
Said two elastomeric element is symmetric relative to described pair of arm.
During it is also preferred that the left described pushing device is opened, two elastomeric elements of described pair of plate spring structure are respectively
For arc.
It is also preferred that the left described pair of plate spring structure is made up of Memorability elastomeric material.
It is also preferred that the left the connected mode between described principal arm and described pole plate and described tool body is bearing pin
Connect；Described pair of arm is that bearing pin is connected with the connected mode between described pole plate and described tool body.
It is also preferred that the left the connected mode between described pair of plate spring structure and described pole plate and described tool body
For volume pin or rivet interlacement.
It is also preferred that the left described principal arm be 1, described pair of arm be 1, described pole plate be 1, described
Tool body is the arcuate structure identical with the borehole wall.
It is also preferred that the left described principal arm be 3, described pair of arm be 3, described pole plate be 3.
The present invention also provides for a kind of oil logging tool, and it includes above-mentioned pushing device, also includes transmission
Unit, software controlled unit, electronic control unit and pressure compensation unit, described software controlled unit
Being connected with described transmission unit, described transmission unit is put down with described electronic control unit, described pressure
Weighing apparatus unit, described pushing device are connected.
The beneficial effects of the present invention is compared with the prior art: the present invention use double plate spring structure and
Avoiding paying arm requisition intermediate space, making to pay arm has enough placement spaces to ensure structural strength, space
Utilization rate is high；Double leaf springs force value compared with single plate spring structure is bigger；It is left that symmetrical applying power can reduce pole plate
Right oscillatory forces, the power that reclines is symmetrical, afterburning more stable than placed in the middle, also increases the pole plate patch to the borehole wall simultaneously
By force value, improve the measurement quality of instrument；Pole plate is connected with main body, only with principal arm, a pair arm
In some spaces place elastic mechanism, make pole plate the borehole wall is had a certain size, the stable power that reclines,
Preferably complete well logging demand.
Accompanying drawing explanation
Fig. 1 is the front view of an embodiment of a kind of pushing device of the present invention；
Fig. 2 is the side view of an embodiment of a kind of pushing device of the present invention；
Fig. 3 is the structure chart of a kind of oil logging tool of the present invention.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that, this practicality is invented, below in conjunction with the present invention
Accompanying drawing in embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is only the embodiment of a present invention part rather than whole enforcement
Example.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work
The every other embodiment obtained under premise, all should belong to the scope of protection of the invention.
It is below embodiments of the invention one.
The present invention provides a kind of pushing device, including at least one principal arm, at least one pair of arm, at least one pole
Plate and tool body, it also includes the double plate spring structure of least one set；
Described principal arm and described pair of arm are connected in parallel between described pole plate and described tool body；Institute
Stating double plate spring structure between described principal arm and described pair of arm, this pair of plate spring structure includes two elasticity
Parts, one end of described pair of plate spring structure is connected with described pole plate, the other end and described logging instrument master
Body is connected, and the spacing between said two elastomeric element is more than or equal to described pair of arm width.
Wherein, this pushing device is to be opened/closed, and described pole plate for supporting well when tool operation
Wall, when oil logging tool does not works, logging instrument becomes closure state, oil logging tool when underground work,
Controlling to make described logging instrument in opened condition by circuit, pole plate reclines with the borehole wall.This pushing device
Spacing between two elastomeric elements is more than or equal to described pair of arm width, has enough so that pay arm
Placement space and ensure that pay arm structural strength.
The pushing device of this embodiment, owing to have employed double plate spring structure, with veneer of the prior art
It is bigger that spring structure compares force value；And double plate spring structures can symmetrical applying power, thus decrease pole plate
Roll force, the power that reclines is symmetrical, and this stablizes than the placed in the middle afterburning of single plate spring structure.Meanwhile, this is real
Execute the pushing device of example also to increase pole plate and the borehole wall is reclined force value, improve the measurement quality of instrument；
With principal arm, a pair arm, pole plate is connected with main body, in only space, places elastic mechanism, make pole plate
The borehole wall is had a certain size, the stable power that reclines, preferably complete well logging demand.
It is below embodiments of the invention two.
Embodiment two includes a principal arm, one pair of arm, a pole plate and tool body, and one group of double leaf spring
Structure.Described principal arm and described pair of arm are connected in parallel between described pole plate and described tool body；
Described pair of plate spring structure one end is connected with described pole plate；The other end is connected with described tool body,
Spacing between said two elastomeric element is more than or equal to described pair of arm width.Above-mentioned pushing structure,
Due to only one of which principal arm, one pair of arm and a pole plate, in well logging, logging instrument is in opened condition,
Except the pole plate in pushing structure reclines the borehole wall, tool body is also required to do supporting construction and pastes with the borehole wall
Closing, therefore, in this case, described tool body can be the arc identical with borehole wall radian
Structure, such that it is able to plates of similar polarity the most stably supports the borehole wall.
Spacing between this device said two elastomeric element is more than or equal to described pair of arm width, does not affects
Paying single pair of arm configuration in arm configuration intensity and the present embodiment makes logging instrument cost lower.
It is below embodiments of the invention three.
Refer to shown in Fig. 1, Fig. 2, its a kind of pushing device embodiment three provided for the present invention
Front view and side view, it is double that described pushing device 10 includes that three principal arms 1, three pay 2, three groups of arm
3, three pole plates 4 of plate spring structure and a tool body 5.Three said structures can make logging instrument obtain
To more stable support.
Described principal arm 1 and described pair of arm 2 are connected in parallel at described pole plate 4 and described tool body 5
Between.Described pair of plate spring structure 3 one end is connected with described pole plate 4；The other end and described logging instrument
Main body 5 is connected.Described pair of plate spring structure 3, including two elastomeric elements, and said two is elastic
Parts are parallel.When oil logging tool does not works, logging instrument becomes closure state, described pair of plate spring structure
3 one-tenth one group of parallel linear structures, two elastomeric elements of described pair of plate spring structure 3 are positioned at described paying
The both sides of arm 2, and be symmetric relative to paying arm 2；Oil logging tool when underground work,
Controlling to make described logging instrument in opened condition by circuit, pole plate 4 reclines with the borehole wall, the most described double
Two elastomeric elements of plate spring structure 3 become parallel arcuate structure, discharge elastic force.Avoid veneer
Spring structure is placed on the problem paying arm configuration insufficient strength paid caused by arm centre.
Described pair of plate spring structure 3 one end is connected with described pole plate 4, and (junction point can be position, pole plate midpoint
Putting, stress is more stable), but do not coincide with the junction point paying arm 2 and pole plate 4；The other end and survey
Well instrument main body 5 is connected, but junction point with described principal arm 1 with tool body 5 does not coincides.
Two elastomeric elements of described pair of plate spring structure 3 are positioned at the described both sides paying arm 2, and said two is elastic
The spacing of parts inboard is more than or equal to described pair of arm 2 width；Spacing outside said two elastomeric element
Width less than or equal to principal arm 1.Described pair of plate spring structure 3 is Memorability elastomeric material, at logging instrument
During work, described pair of plate spring structure 3 is curved.
Described elastomeric element is placed on the small space between principal arm 1 and pole plate 4 in angle, uses double
Leaf spring both sides pushing structure, i.e. saves space and pays arm to middle, do not affect and pay arm configuration intensity,
Backup power is made again to apply in pole plate lateral symmetry, it is ensured that the pole plate borehole wall that reclines is steady.Also increase simultaneously
The borehole wall is reclined force value by pole plate, improves the measurement quality of instrument.With principal arm, pay arm by pole plate with
Main body connects, and places elastic mechanism, make pole plate that the borehole wall is had a certain size in only space,
The stable power that reclines, preferably completes well logging demand.In the present embodiment, three logging instruments paying arm support
More stable, data measured is more accurate.
Connected mode between described principal arm with described pole plate and tool body can be that bearing pin is connected；Institute
Stating the connected mode paid between arm with described pole plate and tool body can be that bearing pin is connected；Described pair of plate
Connected mode between spring structure and pole plate and tool body can be volume pin or rivet interlacement.
Although it should be noted that foregoing merely illustrating a principal arm, one pair of arm, one group of double leaf spring
Structure, the embodiment of a pole plate and three principal arms, three pairs of arms, three groups of double three poles of plate spring structure
The embodiment of plate, but, those skilled in the art can use as required other numbers principal arm,
Pay arm, double plate spring structure and pole plate, and all should belong to the scope of protection of the invention.
The present invention also provides for a kind of oil logging tool.Referring to shown in Fig. 3, it includes that above-mentioned backup fills
Putting a5, it also includes transmission unit a2, software controlled unit a1, electronic control unit a4 and pressure
Balancing unit a3.Described software controlled unit a1 is connected with described transmission unit a2, described transmission
Unit a2 and described electronic control unit a4, described pressure compensation unit a3, described pushing device a5
It is connected.Described pushing device is the pushing device described in any of the above-described embodiment, concrete structure reference
Any of the above-described embodiment, repeats no more here.
The foregoing is only presently preferred embodiments of the present invention, be merely illustrative for the purpose of the present invention,
And it is nonrestrictive.Those skilled in the art understands, the spirit that limited in the claims in the present invention and
In the range of it can be carried out many changes, amendment, even equivalence, but fall within the protection of the present invention
In the range of.
Claims (10)
1. a pushing device, it includes at least one principal arm, at least one pair of arm, at least one pole plate and survey
Well instrument main body, it is characterised in that it also includes the double plate spring structure of least one set；
Described principal arm and described pair of arm are connected in parallel between described pole plate and described tool body；Institute
Stating double plate spring structure between described principal arm and described pair of arm, this pair of plate spring structure includes two elasticity
Parts, one end of described pair of plate spring structure is connected with described pole plate, the other end and described logging instrument master
Body is connected, and the spacing between said two elastomeric element is more than or equal to described pair of arm width.
Pushing device the most according to claim 1, it is characterised in that described pair of plate spring structure
One end is connected to the middle part of described pole plate.
Pushing device the most according to claim 1 and 2, it is characterised in that described pushing device
During Guan Bi, two elastomeric elements of described pair of plate spring structure are positioned at the described both sides paying arm；Said two
It is smaller than the width equal to described principal arm outside elastomeric element；Said two elastomeric element relative to
Described pair of arm is symmetric.
Pushing device the most according to claim 1 and 2, it is characterised in that described pushing device
When opening, two elastomeric elements of described pair of plate spring structure are respectively arc.
Pushing device the most according to claim 4, it is characterised in that the described pair of plate spring structure by
Memorability elastomeric material is made.
Pushing device the most according to claim 1, it is characterised in that described principal arm and described pole
Connected mode between plate and described tool body is that bearing pin connects；Described pair of arm and described pole plate and institute
Stating the connected mode between tool body is that bearing pin connects.
7. according to the pushing device described in claim 1 or 6, it is characterised in that described pair of leaf spring knot
Connected mode between structure and described pole plate and described tool body is volume pin or rivet interlacement.
Pushing device the most according to claim 1, it is characterised in that described principal arm is 1,
Described pair of arm is 1, described pole plate is 1, and described tool body is the arc identical with the borehole wall
Structure.
Pushing device the most according to claim 1, it is characterised in that described principal arm is 3,
Described pair of arm is 3, described pole plate is 3.
10. an oil logging tool, it is characterised in that it includes as described in any one of claim 1-9
Pushing device, it also includes that transmission unit, software controlled unit, electronic control unit and pressure are flat
Weighing apparatus unit, described software controlled unit is connected with described transmission unit, and described transmission unit is with described
Electronic control unit, described pressure compensation unit, described pushing device are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410343217.2A CN104121008B (en) | 2014-07-18 | 2014-07-18 | Sidewall contact device and oil logger with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410343217.2A CN104121008B (en) | 2014-07-18 | 2014-07-18 | Sidewall contact device and oil logger with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104121008A CN104121008A (en) | 2014-10-29 |
| CN104121008B true CN104121008B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410343217.2A Active CN104121008B (en) | 2014-07-18 | 2014-07-18 | Sidewall contact device and oil logger with same |
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| CN (1) | CN104121008B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329083B (en) * | 2014-11-05 | 2017-01-18 | 王少斌 | Pushing and setting device |
| CN104712331B (en) * | 2015-02-06 | 2017-09-08 | 中国海洋石油总公司 | A kind of well arm imaging well logging apparatus and method |
| CN109915118B (en) * | 2019-04-01 | 2023-01-31 | 平顶山天安煤业股份有限公司 | Gas extraction borehole deformation monitoring device and method |
| CN111396029B (en) * | 2020-03-19 | 2021-06-25 | 中国地质大学（北京） | Pushing device in conveying device for lowering and recovering vertical well logging instrument |
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|---|---|---|---|---|
| US3685158A (en) * | 1967-11-02 | 1972-08-22 | Schlumberger Technology Corp | Sondes with articulated arms used in well logging |
| US3798966A (en) * | 1972-08-29 | 1974-03-26 | Schlumberger Technology Corp | Well logging sonde having articulated centering and measuring shoes |
| CN2372447Y (en) * | 1999-05-12 | 2000-04-05 | 中国海洋石油测井公司 | Eight-arm telescoping ram of petroleum logging instrument |
| CN102041999A (en) * | 2010-12-03 | 2011-05-04 | 沈阳新锦石油设备有限公司 | Microsphere logging instrument sidewall contact device |
| CN103225507A (en) * | 2013-04-26 | 2013-07-31 | 武汉海王机电工程技术公司 | Mechanical backup device for petroleum logging tool |
| CN203948089U (en) * | 2014-07-18 | 2014-11-19 | 北京中石曙光科技有限公司 | A kind of pushing device and the oil logging tool with this device |
-
2014
- 2014-07-18 CN CN201410343217.2A patent/CN104121008B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3685158A (en) * | 1967-11-02 | 1972-08-22 | Schlumberger Technology Corp | Sondes with articulated arms used in well logging |
| US3798966A (en) * | 1972-08-29 | 1974-03-26 | Schlumberger Technology Corp | Well logging sonde having articulated centering and measuring shoes |
| CN2372447Y (en) * | 1999-05-12 | 2000-04-05 | 中国海洋石油测井公司 | Eight-arm telescoping ram of petroleum logging instrument |
| CN102041999A (en) * | 2010-12-03 | 2011-05-04 | 沈阳新锦石油设备有限公司 | Microsphere logging instrument sidewall contact device |
| CN103225507A (en) * | 2013-04-26 | 2013-07-31 | 武汉海王机电工程技术公司 | Mechanical backup device for petroleum logging tool |
| CN203948089U (en) * | 2014-07-18 | 2014-11-19 | 北京中石曙光科技有限公司 | A kind of pushing device and the oil logging tool with this device |
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| Publication number | Publication date |
|---|---|
| CN104121008A (en) | 2014-10-29 |
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