CN108678698A - A kind of eccentric injection mandrel throw in catcher - Google Patents
A kind of eccentric injection mandrel throw in catcher Download PDFInfo
- Publication number
- CN108678698A CN108678698A CN201810561287.3A CN201810561287A CN108678698A CN 108678698 A CN108678698 A CN 108678698A CN 201810561287 A CN201810561287 A CN 201810561287A CN 108678698 A CN108678698 A CN 108678698A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- catcher
- throw
- fixed
- 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.)
- Withdrawn
Links
- 238000002347 injection Methods 0.000 title claims abstract description 21
- 239000007924 injection Substances 0.000 title claims abstract description 21
- 238000013016 damping Methods 0.000 claims abstract description 19
- 238000005260 corrosion Methods 0.000 claims description 12
- 230000007797 corrosion Effects 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000004922 lacquer Substances 0.000 claims description 4
- 239000003755 preservative agent Substances 0.000 claims description 4
- 230000002335 preservative effect Effects 0.000 claims description 4
- 239000012535 impurity Substances 0.000 description 11
- 238000009434 installation Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
-
- 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
-
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
-
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Marine Sciences & Fisheries (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of eccentric injection mandrel throws in catcher of injection well downhole flow regulator technical field,Including sleeve,It is provided with top connection at the top of the sleeve,The sleeve bottom is provided with lower contact,Top is both provided with arc handle at left and right sides of the top connection,It is both provided with fixed plate at left and right sides of the lower contact bottom,The lower contact outer wall socket is provided with damping spring,And damping spring bottom is fixedly connected with fixed plate,The sleeve outer wall top and bottom, which is socketed, is provided with fixed ring,The fixed ring right hand top is both provided with mounting rod with bottom,It is fixedly connected by throw in catcher on the right side of mounting rod described in two groups,The eccentric injection mandrel throw in catcher is simple in structure,It is easy to operate,Meet salvaging demand,Greatly reduce working strength and cost of labor,The vibrations generated when can prevent throw in catcher from putting to designated position by damping spring,Throw in catcher is damaged,Prolong the service life,Greatly meet use demand.
Description
Technical field
The present invention relates to injection well downhole flow regulator technical field, specially a kind of eccentric injection mandrel throw in catcher.
Background technology
Eccentric injection mandrel throw in catcher is a kind of and matching used downhole tool of injection well downhole flow regulator, for in eccentric injection mandrel
Blanking plug implements the specific purpose tool launched, salvaged, and is that blanking plug replaces the essential tool of water nozzle.In throw in catcher decentralization process
In, can pulling pawl transfer in place, and it is the key factor for influencing throw in catcher pulling success rate that can pulling pawl, which open in place,.Mesh
Before, eccentric injection mandrel throw in catcher in the market is complicated, operating difficulties, can not salvage the sundries in oil reservoir totally, need
It repeatedly to salvage, it is not only time-consuming and laborious, and which increase costs of labor, and there are missiles to be easy in launch process
It falls, often occurs not reaching the case where location aware missile is fallen, cause dispensing cost higher, so, it is anxious currently on the market
A kind of throw in catcher that can be satisfied the use demand is needed, for this purpose, we have proposed a kind of eccentric injection mandrel throws in catcher.
Invention content
The purpose of the present invention is to provide a kind of eccentric injection mandrel throws in catcher, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the present invention provides the following technical solutions：A kind of eccentric injection mandrel throw in catcher, including sleeve,
Top connection is provided at the top of the sleeve, the sleeve bottom is provided with lower contact, and top is all provided at left and right sides of the top connection
It is equipped with arc handle, fixed plate is both provided at left and right sides of the lower contact bottom, the lower contact outer wall socket, which is provided with, to be subtracted
Spring is shaken, and damping spring bottom is fixedly connected with fixed plate, the sleeve outer wall top and bottom, which is socketed, is provided with fixation
Ring, the fixed ring right hand top are both provided with mounting rod with bottom, are fixed and are connected by throw in catcher on the right side of mounting rod described in two groups
It connects, the throw in catcher includes shell, and two groups of fixed links are provided on the left of the housing cavity, is passed through on the right side of fixed link described in two groups
Adsorption plate is fixedly connected, and the shell right side central is provided with the absorption bucket to match with adsorption plate, the housing cavity right side
Bottom is provided with baffle, and the housing cavity bottom is provided with two groups of support columns, is filtered by precision at the top of support column described in two groups
Net is fixedly connected, and housing bottom is provided with the oil seepage hole to match with accurate strainer, and the shell left side top and bottom are equal
It is provided with and bar is auxiliarily fixed, bar is auxiliarily fixed described in two groups passes on left hollow frame and be fixedly connected, the setting of hollow frame inner cavity
There is accurate sieve.
Preferably, the fixed ring inner cavity is evenly arranged with four groups of draw runners, and sleeve outer wall is provided with and matches with draw runner
Sliding slot, the fixed ring is movably installed in sleeve outer wall by fixing bolt.
Preferably, it is provided with the groove to match with damping spring at the top of the fixed plate, and damping spring passes through interference
Groove inner cavity is fixed in cooperation, and the damping spring outer wall socket is provided with Corrosion Interception Sleeve, and Corrosion Interception Sleeve outer wall is uniformly smeared
Raw lacquer layer.
Preferably, the accurate sieve surrounding is fixed on hollow frame inner cavity by nylon rope, and hollow frame inner cavity is arranged
Have and is formed for wire and anti-corrosion fibrage with the matched connection ring of nylon rope, the precision sieve.
Preferably, the top connection and lower contact is disposed as telescoping tube, and top connection and lower contact are by matching
Screw thread is flexibly connected with sleeve.
Preferably, the sleeve is provided with interlayer, and reinforcing rib is evenly arranged in interlayer, and reinforcing rib circular array
Row is around the sleeve outer wall is uniformly coated with preservative.
Compared with prior art, the beneficial effects of the invention are as follows：
1, when needing to salvage the impurity in oil reservoir, promptly fishing is thrown device and transfers the height salvaged to needs by arc handle
Degree rotates top connection by arc handle and sleeve rotating, the fixed ring positioned at sleeve outer wall is driven to drive pulling by mounting rod
Device is salvaged, and is adsorbed to magnetic impurity by the adsorption plate of housing cavity, when oil enters shell by adsorbing bucket
When inner cavity, drives impurity to be flowed to housing bottom, come out contaminant filter by the accurate strainer of housing bottom, oil passes through precision
Gap on strainer flows downward the through-hole outflow shell of cooperation housing bottom, can prevent impurity from flowing back out shell by baffle
Body drives hollow frame to be rotated when shell is rotated by the way that bar is auxiliarily fixed, and is located at the accurate sieve of hollow frame inner cavity simultaneously
Rotation, is salvaged non-magnetic impurity by accurate sieve, and oil is flowed away by the gap of accurate sieve, meets salvaging demand, is dropped
Low working strength and cost of labor；
2, when needing to launch oil reservoir, missile is positioned over accurate sieve inner cavity and housing cavity, passes through arc
Throw in catcher is dropped to the height for needing to launch by shape handle, and then promptly arc handle carries out multiple positive and negative rotation to throw in catcher,
So that the missile of accurate sieve inner cavity and housing cavity is dropped out, fall into oil reservoir, meet dispensing demand, reduce and launch cost, leads to
The vibrations crossed damping spring and generated when can prevent throw in catcher from putting to designated position, damage throw in catcher, extend and use the longevity
Life, greatly meets use demand.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is throw in catcher schematic diagram of the present invention.
In figure：1 sleeve, 2 top connections, 3 lower contacts, 4 arc handles, 5 fixed plates, 6 damping springs, 7 fixed rings, 8 installations
It is bar, 9 throws in catcher, 91 shells, 92 fixed links, 93 adsorption plates, 94 absorption buckets, 95 baffles, 96 support columns, 97 precision strainers, 98 auxiliary
Help fixed link, 99 hollow framves, 910 accurate sieves.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of eccentric injection mandrel throw in catcher, including sleeve 1, set
1 top of cylinder is provided with top connection 2, and 1 bottom of sleeve is provided with lower contact 3, and 2 left and right sides top of top connection is both provided with arc
Handle 4,3 bottom of the lower contact left and right sides are both provided with fixed plate 5, and the socket of 3 outer wall of lower contact is provided with damping spring 6, and subtracts
6 bottom of shake spring is fixedly connected with fixed plate 5, and 1 outer wall top and bottom of sleeve, which is socketed, is provided with fixed ring 7, and fixed ring 7 is right
Side roof part is both provided with mounting rod 8 with bottom, and two groups of 8 right sides of mounting rod are fixedly connected by throw in catcher 9, and throw in catcher 9 includes shell
Body 91,91 inner cavity of shell left side are provided with two groups of fixed links 92, and two groups of 92 right sides of fixed links are fixedly connected by adsorption plate 93,
91 right side central of shell is provided with the absorption bucket 94 to match with adsorption plate 93, and 91 inner cavity bottom right side of shell is provided with baffle
95,91 intracavity bottom of shell is provided with two groups of support columns 96, and two groups of 96 tops of support column are fixedly connected by accurate strainer 97, and
91 bottom of shell is provided with the oil seepage hole to match with accurate strainer 97, and 91 left side top of shell is both provided with auxiliary admittedly with bottom
Fixed pole 98, two groups are auxiliarily fixed bar 98 and pass on left hollow frame 99 and are fixedly connected, and 99 inner cavity of hollow frame is provided with accurate sieve
910。
Wherein, 7 inner cavity of fixed ring is evenly arranged with four groups of draw runners, and 1 outer wall of sleeve is provided with the cunning to match with draw runner
Slot, fixed ring 7 are movably installed in 1 outer wall of sleeve by fixing bolt, can be more preferably not androgynous by the sliding slot and draw runner that match
Long-pending throw in catcher 9, is replaced according to actual demand situation, and replacement easy to disassemble is fixed by fixing bolt, time saving and energy saving；
5 top of fixed plate is provided with the groove to match with damping spring 6, and damping spring 6 is fixed by being interference fitted
In groove inner cavity, the socket of 6 outer wall of damping spring is provided with Corrosion Interception Sleeve, and Corrosion Interception Sleeve outer wall uniformly smears raw lacquer layer, passes through
Corrosion Interception Sleeve can prevent oil reservoir from corroding to damping spring 6, while can also play the role of limit, prevent damping spring
6 bendings can not play cushioning effect, and the corrosion resistance of Corrosion Interception Sleeve is greatly improved by raw lacquer layer, is extended using the longevity
Life；
910 surrounding of accurate sieve is fixed on 99 inner cavity of hollow frame by nylon rope, and 99 inner cavity of hollow frame be provided with
The matched connection ring of nylon rope, accurate sieve 910 are that wire and anti-corrosion fibrage form, and accurate sieve 910 passes through Buddhist nun
Dragon rope fixation is easy for removal and installation, convenient that it is periodically replaced and protected, and prevents its gap is excessive from impurity being caused to flow out,
It can not play the role of salvaging；
Top connection 2 and lower contact 3 are disposed as telescoping tube, and top connection 2 and lower contact 3 pass through the screw thread and set that match
Cylinder 1 is flexibly connected, and telescoping tube is convenient for extending it, can adjust length according to actual conditions, satisfy the use demand, on
Connector 2 and lower contact 3 are connect and can be dismantled with Fast Installation with sleeve 1 by the screw thread to match, and work effect is greatly improved
Rate；
Sleeve 1 is provided with interlayer, and reinforcing rib is evenly arranged in interlayer, and reinforcing rib circular array row is around sleeve 1
Outer wall is uniformly coated with preservative, can increase the robustness of sleeve 1 by the reinforcing rib of annular array, prevent it from damaging easily
It is bad, it can not use, can prevent oil reservoir from corroding to sleeve 1 by preservative, sleeve 1 is caused the feelings in damaged crack occur
Condition.
Operation principle：When needing to salvage the impurity in oil reservoir, promptly fishing is thrown the decentralization of device 9 and extremely needed by arc handle 4
The height of salvaging rotates top connection 2 by arc handle 4 and is rotated with moving sleeve 1, and the fixed ring 7 positioned at 1 outer wall of sleeve passes through peace
Dress bar 8 drives throw in catcher 9 to be salvaged, and is adsorbed to magnetic impurity by the adsorption plate 93 of 91 inner cavity of shell, works as oil
When entering 91 inner cavity of shell by adsorbing bucket 94, drives impurity to 91 flows of shell, filtered by the precision of 91 bottom of shell
Net 97 comes out contaminant filter, and oil is flowed downward by the gap on accurate strainer 97 coordinates the through-hole of 91 bottom of shell to flow out shell
Body 91 can prevent impurity from flowing back out shell 91, be driven back when shell 91 is rotated by the way that bar 98 is auxiliarily fixed by baffle 95
Type frame 99 is rotated, and the accurate sieve 910 positioned at 99 inner cavity of hollow frame rotates simultaneously, will be nonmagnetic by accurate sieve 910
Impurity salvage, oil is flowed away by the gap of accurate sieve 910, meets salvaging demand, reduces working strength and cost of labor, when
When needing to launch oil reservoir, missile is positioned over 91 inner cavity of 910 inner cavity of accurate sieve and shell, passes through arc handle 4
Throw in catcher 9 is dropped to the height for needing to launch, then promptly arc handle 4 carries out multiple positive and negative rotation to throw in catcher 9, makes essence
The missile of 91 inner cavity of 910 inner cavity of close sieve and shell drops out, and falls into oil reservoir, meets dispensing demand, reduces and launches cost, leads to
The vibrations crossed damping spring 6 and generated when can prevent throw in catcher 9 from putting to designated position, damage throw in catcher 9, extend and use
Service life greatly meets use demand.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of eccentric injection mandrel throw in catcher, including sleeve（1）, it is characterised in that：The sleeve（1）Top is provided with top connection
（2）, the sleeve（1）Bottom is provided with lower contact（3）, the top connection（2）It is both provided with arc handle at the top of the left and right sides
（4）, the lower contact（3）It is both provided with fixed plate at left and right sides of bottom（5）, the lower contact（3）Outer wall socket, which is provided with, to be subtracted
Shake spring（6）, and damping spring（6）Bottom and fixed plate（5）It is fixedly connected, the sleeve（1）Outer wall top and bottom covers
It connects and is provided with fixed ring（7）, the fixed ring（7）Right hand top is both provided with mounting rod with bottom（8）, mounting rod described in two groups
（8）Right side passes through throw in catcher（9）It is fixedly connected, the throw in catcher（9）Including shell（91）, the shell（91）It is set on the left of inner cavity
It is equipped with two groups of fixed links（92）, fixed link described in two groups（92）Right side passes through adsorption plate（93）It is fixedly connected, the shell（91）
Right side central is provided with and adsorption plate（93）The absorption bucket to match（94）, the shell（91）Inner cavity bottom right side is provided with gear
Plate（95）, the shell（91）Intracavity bottom is provided with two groups of support columns（96）, support column described in two groups（96）Top passes through essence
Close strainer（97）It is fixedly connected, and shell（91）Bottom is provided with and accurate strainer（97）The oil seepage hole to match, the shell
（91）Left side top is both provided with bottom and bar is auxiliarily fixed（98）, bar is auxiliarily fixed described in two groups（98）Pass on left hollow frame
（99）It is fixedly connected, the hollow frame（99）Inner cavity is provided with accurate sieve（910）.
2. a kind of eccentric injection mandrel throw in catcher according to claim 1, it is characterised in that：The fixed ring（7）Inner cavity is equal
It is even to be provided with four groups of draw runners, and sleeve（1）Outer wall is provided with the sliding slot to match with draw runner, the fixed ring（7）Pass through fixation
Bolt is movably installed in sleeve（1）Outer wall.
3. a kind of eccentric injection mandrel throw in catcher according to claim 1, it is characterised in that：The fixed plate（5）Top is set
It is equipped with and damping spring（6）The groove to match, and damping spring（6）It is fixed on groove inner cavity by interference fit, it is described to subtract
Shake spring（6）Outer wall socket is provided with Corrosion Interception Sleeve, and Corrosion Interception Sleeve outer wall uniformly smears raw lacquer layer.
4. a kind of eccentric injection mandrel throw in catcher according to claim 1, it is characterised in that：The precision sieve（910）Four
Zhou Jun is fixed on hollow frame by nylon rope（99）Inner cavity, and hollow frame（99）Inner cavity is provided with and the matched connection of nylon rope
Ring, the precision sieve（910）It is formed for wire and anti-corrosion fibrage.
5. a kind of eccentric injection mandrel throw in catcher according to claim 1, it is characterised in that：The top connection（2）It is connect under
Head（3）It is disposed as telescoping tube, and top connection（2）And lower contact（3）Pass through the screw thread and sleeve to match（1）Flexible connection.
6. a kind of eccentric injection mandrel throw in catcher according to claim 1, it is characterised in that：The sleeve（1）It is provided with folder
Layer, and reinforcing rib is evenly arranged in interlayer, and reinforcing rib circular array row is around the sleeve（1）Outer wall is uniformly coated with
Preservative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810561287.3A CN108678698A (en) | 2018-06-04 | 2018-06-04 | A kind of eccentric injection mandrel throw in catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810561287.3A CN108678698A (en) | 2018-06-04 | 2018-06-04 | A kind of eccentric injection mandrel throw in catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108678698A true CN108678698A (en) | 2018-10-19 |
Family
ID=63809796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810561287.3A Withdrawn CN108678698A (en) | 2018-06-04 | 2018-06-04 | A kind of eccentric injection mandrel throw in catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108678698A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107443A (en) * | 2021-04-29 | 2021-07-13 | 大庆市晟威机械制造有限公司 | Eccentric oilfield water distributor |
| CN114382430A (en) * | 2021-11-26 | 2022-04-22 | 中国石油天然气股份有限公司 | Oil recovery downhole tool releaser |
| CN114575805A (en) * | 2022-04-01 | 2022-06-03 | 肖婉婷 | Portable water distributor |
-
2018
- 2018-06-04 CN CN201810561287.3A patent/CN108678698A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107443A (en) * | 2021-04-29 | 2021-07-13 | 大庆市晟威机械制造有限公司 | Eccentric oilfield water distributor |
| CN113107443B (en) * | 2021-04-29 | 2021-10-15 | 大庆市晟威机械制造有限公司 | Eccentric oilfield water distributor |
| CN114382430A (en) * | 2021-11-26 | 2022-04-22 | 中国石油天然气股份有限公司 | Oil recovery downhole tool releaser |
| CN114382430B (en) * | 2021-11-26 | 2023-08-22 | 中国石油天然气股份有限公司 | Downhole tool releaser for oil extraction |
| CN114575805A (en) * | 2022-04-01 | 2022-06-03 | 肖婉婷 | Portable water distributor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181019 |