CN208330219U - A kind of array induction centralizer - Google Patents
A kind of array induction centralizer Download PDFInfo
- Publication number
- CN208330219U CN208330219U CN201820870511.2U CN201820870511U CN208330219U CN 208330219 U CN208330219 U CN 208330219U CN 201820870511 U CN201820870511 U CN 201820870511U CN 208330219 U CN208330219 U CN 208330219U
- Authority
- CN
- China
- Prior art keywords
- centralizer
- spring
- main shaft
- spring steel
- slides
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- 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.)
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- 230000006698 induction Effects 0.000 title claims abstract description 22
- 229910000639 Spring steel Inorganic materials 0.000 claims abstract description 44
- 230000007935 neutral effect Effects 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to a kind of centralizers, it in particular is a kind of array induction centralizer, including centralizer main shaft, two spring slides and multiple arcs spring steel plate, the both ends of the centralizer main shaft are slidably connected a spring slide respectively, the both ends of multiple arcs spring steel plate are hingedly connected on two spring slides, there are two the shaft shoulders, two shaft shoulders to be located at the inside of two spring slides for setting on the centralizer main shaft.A kind of array induction centralizer can generate clamping stagnation in opposite sliding to avoid centralizer and the borehole wall；Sliding limit is carried out to two spring slides respectively by two shaft shoulders, the problem of arc spring steel disc causes arc spring steel disc to be broken can be squeezed to middle-end to avoid two spring slides, had preferably to neutral, stability and passability.
Description
Technical field
The utility model relates to a kind of centralizers, are in particular a kind of array induction centralizers.
Background technique
Such as number of patent application is a kind of centralizer of CN201220481324.8, including centralizer connector, centralizer master
Axis, elastic slice fixture nut, locking nut and at least two panels metal clips, the centralizer connector are arranged in the one of the centralizer
End, one end of the metal clips are fixed on the centralizer main shaft, and the other end is fixed in the elastic slice fixture nut,
The elastic slice fixture nut can be slided along the centralizer main shaft, and the locking nut is for fixing the elastic slice fixture nut.
Centralizer righting diameter in the utility model is adjustable, can be suitable for the well of different pore size, can guarantee test device or
The position of plumbing installation is placed in the middle, improves righting effect to the maximum extent, to improve the accuracy of test or provide
Good fluid channel.But the centralizer can not prevent centralizer and the borehole wall from generating clamping stagnation, not can avoid metal clips abrasion
After be squeezed fracture.
Utility model content
The purpose of the utility model is to provide a kind of array induction centralizers, can be to avoid centralizer and the borehole wall relatively sliding
Clamping stagnation is generated when dynamic；Sliding limit is carried out to two spring slides respectively by two shaft shoulders, it can be to avoid two spring slides
The problem of arc spring steel disc causes arc spring steel disc to be broken is squeezed to middle-end, is had preferably to neutral, stability and logical
The property crossed.
The purpose of this utility model is achieved through the following technical solutions:
A kind of array induction centralizer, including centralizer main shaft, two spring slides and multiple arcs spring steel plate, it is described
The both ends of centralizer main shaft are slidably connected a spring slide respectively, and the both ends of multiple arcs spring steel plate are hingedly connected
On two spring slides, there are two the shaft shoulders, two shaft shoulders to be located at the inside of two spring slides for setting on the centralizer main shaft.
As advanced optimizing for the technical program, a kind of array induction centralizer of the utility model, the centralizer master
The left end of axis is connected and fixed terminal by being threadedly engaged, and the right end of the centralizer main shaft is by being threadedly engaged connection righting end
Son is socketed with spring I and spring II on the centralizer main shaft, and the spring I is located at the spring slide of fixing terminal and left end
Between, the spring II is located between righting terminal and the spring slide of right end.
As advanced optimizing for the technical program, a kind of array induction centralizer of the utility model, the arc spring
The number of steel disc is six.
As advanced optimizing for the technical program, a kind of array induction centralizer of the utility model, the centralizer master
Axis is the tubular structure of internal hollow out.
As advanced optimizing for the technical program, a kind of array induction centralizer of the utility model, the centralizer master
The outer surface chromium plating of axis.
A kind of array induction centralizer of the utility model has the beneficial effect that
A kind of array induction centralizer of the utility model is glided along the borehole wall by multiple arcs spring steel plate in centralizer
Slide-and-guide is carried out when dynamic, avoids centralizer and the borehole wall from generating clamping stagnation in opposite sliding with this；It is right respectively by two shaft shoulders
Two spring slides carry out sliding limit, can squeeze arc spring steel disc to middle-end to avoid two spring slides and cause arc bullet
The problem of spring steel disc is broken has preferably to neutral, stability and passability.
Detailed description of the invention
The utility model is described in more detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the status architecture left view of the utility model；
Fig. 3 is the spring slide carriage structure schematic diagram of the utility model.
In figure: centralizer main shaft 1；Shaft shoulder 1-1；Spring slide 2；Arc spring steel disc 3；Fixing terminal 4；Righting terminal 5；
Spring I 6；Spring II 7.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1,2,3, a kind of array induction centralizer, including 1, two, centralizer main shaft
Spring slide 2 and multiple arcs spring steel plate 3, the both ends of the centralizer main shaft 1 are slidably connected a spring slide 2 respectively,
The both ends of multiple arcs spring steel plate 3 are hingedly connected on two spring slides 2, are provided on the centralizer main shaft 1
Two shaft shoulders 1-1, two shaft shoulder 1-1 are located at the inside of two spring slides 2；A kind of array induction centralizer is when in use, more
For a arc spring steel disc 3 under the sliding squeezing action of two spring slides 2, multiple arcs spring steel plate 3 generates flexible deformation,
To make the circumference radial dimension of multiple arcs spring steel plate 3 increase, the outside of multiple arcs spring steel plate 3 is contacted with the borehole wall,
Centralizer main shaft 1 is located at borehole wall location mid-shaft under the support of multiple arcs spring steel plate 3, to avoid being mounted on centralizer master
Logging equipment on axis 1 is contacted with the borehole wall；3 outside of multiple arcs spring steel plate is contacted with the borehole wall, by arcuate structure in righting
Slide-and-guide is carried out when device is slided up and down along the borehole wall, avoids centralizer and the borehole wall from generating clamping stagnation in opposite sliding with this；Simultaneously
Two shaft shoulder 1-1 carry out sliding limit to two spring slides 2 respectively, when arc spring steel disc 3 wears thinning, and borehole wall ID
When excessive, by carrying out sliding limit to spring slide 2, arc spring steel can be squeezed to middle-end to avoid two spring slides 2
The problem of piece 3 causes arc spring steel disc 3 to be broken.
Specific embodiment 2:
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The left end of centralizer main shaft 1 is connected and fixed terminal 4 by being threadedly engaged, and the right end of the centralizer main shaft 1 is by being threadedly engaged
Righting terminal 5 is connected, is socketed with spring I 6 and spring II 7 on the centralizer main shaft 1, the spring I 6 is located at fixing terminal 4
Between the spring slide 2 of left end, the spring II 7 is located between righting terminal 5 and the spring slide 2 of right end；The fixation
Terminal 4 and righting terminal 5 are respectively used to connect other underground equipments, and fixing terminal 4 and righting terminal 5 pass through I 6 He of spring respectively
II 7 elasticity of spring squeezes two spring slides 2, and multiple arcs spring steel plate 3 generates under the squeezing action of two spring slides 2
Flexible deformation, so that the outer radial size of multiple arcs spring steel plate 3 be made to increase, multiple arcs spring steel plate 3 connects with the borehole wall
Touching, and then centralizer main shaft 1 is made to be located at borehole wall location mid-shaft.
Specific embodiment 3:
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The number of arc spring steel disc 3 is six, both can satisfy the centering of centralizer main shaft 1 by six arc spring steel discs 3, and
The centering of centralizer main shaft 1 can be made to stablize, form the gap that can be hindered by rock between six arc spring steel discs 3, it can
The rough borehole wall is adapted to, is had preferably to neutral, stability and passability.
Specific embodiment 4:
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
Centralizer main shaft 1 is the tubular structure of internal hollow out, and the inside of centralizer main shaft 1, which is used to install, needs the accurate of closed protective to survey
Well instrument.
Specific embodiment 5:
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The outer surface chromium plating of centralizer main shaft 1 prevents centralizer main shaft 1 from being corroded by well oil dirt with this, at the same prevent spring slide 2 with
Centralizer main shaft 1 causes 1 surface wear of centralizer main shaft in sliding.
A kind of array induction centralizer of the utility model, its working principle is that: a kind of array induction centralizer is using
When, for multiple arcs spring steel plate 3 under the sliding squeezing action of two spring slides 2, multiple arcs spring steel plate 3 generates elasticity
Deformation, thus increase the circumference radial dimension of multiple arcs spring steel plate 3, the outside of multiple arcs spring steel plate 3 and the borehole wall
Contact, centralizer main shaft 1 is located at borehole wall location mid-shaft under the support of multiple arcs spring steel plate 3, helps to avoid being mounted on
Logging equipment on positive device main shaft 1 is contacted with the borehole wall；3 outside of multiple arcs spring steel plate is contacted with the borehole wall, passes through arcuate structure
Slide-and-guide is carried out when centralizer is slided up and down along the borehole wall, avoids centralizer and the borehole wall from generating card in opposite sliding with this
It is stagnant；Simultaneously two shaft shoulder 1-1 sliding limit is carried out to two spring slides 2 respectively, when arc spring steel disc 3 wear it is thinning, and
When borehole wall ID is excessive, by carrying out sliding limit to spring slide 2, arc can be squeezed to middle-end to avoid two spring slides 2
The problem of shape spring steel plate 3 causes arc spring steel disc 3 to be broken；The fixing terminal 4 and righting terminal 5 are respectively used to connect it
His underground equipment, fixing terminal 4 and righting terminal 5 squeeze two spring slides 2 by spring I 6 and II 7 elasticity of spring respectively,
Multiple arcs spring steel plate 3 generates flexible deformation under the squeezing action of two spring slides 2, to make multiple arcs spring steel
The outer radial size of piece 3 increases, and multiple arcs spring steel plate 3 is contacted with the borehole wall, and then is located at centralizer main shaft 1 in the borehole wall
Shaft position.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (5)
1. a kind of array induction centralizer, including centralizer main shaft (1), two spring slides (2) and multiple arcs spring steel plate
(3), it is characterised in that: the both ends of the centralizer main shaft (1) are slidably connected a spring slide (2) respectively, multiple arcs bullet
The both ends of spring steel disc (3) are hingedly connected on two spring slides (2), on the centralizer main shaft (1) there are two settings
The shaft shoulder (1-1), two shaft shoulders (1-1) are located at the inside of two spring slides (2).
2. a kind of array induction centralizer according to claim 1, it is characterised in that: a left side for the centralizer main shaft (1)
End is connected and fixed terminal (4) by being threadedly engaged, and the right end of the centralizer main shaft (1) is by being threadedly engaged connection righting terminal
(5), it is socketed with spring I (6) and spring II (7) on the centralizer main shaft (1), the spring I (6) is located at fixing terminal (4)
Between the spring slide (2) of left end, the spring II (7) is located between righting terminal (5) and the spring slide (2) of right end.
3. a kind of array induction centralizer according to claim 1, it is characterised in that: the arc spring steel disc (3)
Number is six.
4. a kind of array induction centralizer according to claim 1, it is characterised in that: the centralizer main shaft (1) is interior
The tubular structure of portion's hollow out.
5. a kind of array induction centralizer according to claim 1, it is characterised in that: outside the centralizer main shaft (1)
Chrome-faced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820870511.2U CN208330219U (en) | 2018-06-06 | 2018-06-06 | A kind of array induction centralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820870511.2U CN208330219U (en) | 2018-06-06 | 2018-06-06 | A kind of array induction centralizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330219U true CN208330219U (en) | 2019-01-04 |
Family
ID=64773575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820870511.2U Active CN208330219U (en) | 2018-06-06 | 2018-06-06 | A kind of array induction centralizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330219U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500045A (en) * | 2019-07-25 | 2019-11-26 | 西安科技大学 | A kind of novel mechanical structures casing stabbing board and righting method |
| CN113530471A (en) * | 2020-04-15 | 2021-10-22 | 扬州市江都区人和机械有限公司 | Spring steel centralizer |
-
2018
- 2018-06-06 CN CN201820870511.2U patent/CN208330219U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500045A (en) * | 2019-07-25 | 2019-11-26 | 西安科技大学 | A kind of novel mechanical structures casing stabbing board and righting method |
| CN113530471A (en) * | 2020-04-15 | 2021-10-22 | 扬州市江都区人和机械有限公司 | Spring steel centralizer |
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Date of cancellation: 20231222 Granted publication date: 20190104 |
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