CN208252100U - Double end adjusts eccentric survey and adjusts blanking plug - Google Patents
Double end adjusts eccentric survey and adjusts blanking plug Download PDFInfo
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- CN208252100U CN208252100U CN201820790858.6U CN201820790858U CN208252100U CN 208252100 U CN208252100 U CN 208252100U CN 201820790858 U CN201820790858 U CN 201820790858U CN 208252100 U CN208252100 U CN 208252100U
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- spool
- adjusting rod
- blanking plug
- adjusts
- extension bar
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Abstract
Eccentric survey, which is adjusted, the utility model discloses double end adjusts blanking plug, to extension bar, intermediate cylinder, limit cam, upper adjusting rod, water output cylinder, spool and lower dolly bar including on, the bottom of the intermediate cylinder is connected with the top of water output cylinder, on be threadedly coupled to the top of the bottom of extension bar insertion intermediate cylinder and with intermediate cylinder, limit cam is also set up inside intermediate cylinder, limit cam two sides pin shaft is connect with intermediate cylinder two sides, limit cam is located to the lower section of extension bar, on extension bar lower end is caught in the card slot at the top of limit cam;The upper adjusting rod is located in the cavity of intermediate cylinder and water output cylinder simultaneously, limit cam is passed perpendicularly through at the top of upper adjusting rod to be coupled the flat hole in extension bar bottom on, the bottom of upper adjusting rod and the top of spool are flexibly connected, and the conical surface of spool bottom is located at the top of lower dolly bar.The utility model pulls replacement out with dragging instrument by above-mentioned principle, blanking plug, does not have to even injection well downhole flow regulator and all takes out, is not easy card resistance, moreover it is possible to bidirectional modulation is carried out, it is easy to use.
Description
Technical field
The utility model relates to oil-field flooding displacement of reservoir oil fields, and in particular to double end adjusts eccentric survey and adjusts blanking plug.
Background technique
Displacement of reservoir oil by filling water is the main method of domestic major oil extraction in oil field, and current each elephant is mainly using the inclined of routine
The heart is trying out various intelligent watering devices with aligning mechanical injection well downhole flow regulator, while also.Traditional eccentric or concentric roater regulator test envelope, survey and adjust work
Skill complexity, logging cost height, complex steps, error are larger;Intelligent watering device is the inexorable trend of technology development.Blanking plug is note
Very important a kind of tool in hydraulic art, and belong to rapid wear tool, it is easy to there is the blocking of silt card resistance, spool abrasion very
Blanking plug is caused to fail to abnormal conditions such as adjusting rod fractures.At present the blanking plug of intelligent watering device institute adapted can not pulling more
Change, and can only single head adjust, once blanking plug meets card or damage, can only operation take out whole injection well downhole flow regulators after dismantle replacement.Often
Rule blanking plug uses piston cooperation sealing, easy card resistance.
Utility model content
Technical problem to be solved in the utility model is that blanking plug is made to pull replacement out with dragging instrument, does not have to even water distribution
Device whole is taken out, and it is an object of the present invention to provide the eccentric survey tune blanking plug of double end adjusting, pulls replacement out with dragging instrument, do not have to connect water distribution
Device all takes out, and is not easy card resistance, moreover it is possible to bidirectional modulation is carried out, it is easy to use.
The utility model is achieved through the following technical solutions:
Double end adjusts eccentric survey and adjusts blanking plug, including on to extension bar, intermediate cylinder, limit cam, upper adjusting rod, water output cylinder,
Spool and lower dolly bar, the bottom of the intermediate cylinder are connected with the top of water output cylinder, on to the bottom of extension bar insertion intermediate cylinder
Top is simultaneously threadedly coupled with intermediate cylinder, and limit cam, limit cam two sides pin shaft and intermediate cylinder are also set up inside intermediate cylinder
Two sides connection, limit cam are located to the lower section of extension bar, on extension bar lower end is caught in the card slot at the top of limit cam;It is described
Upper adjusting rod is located in the cavity of intermediate cylinder and water output cylinder simultaneously, passes perpendicularly through limit cam at the top of upper adjusting rod and docks on
The flat hole coupling in bar bottom, the bottom of upper adjusting rod and the top of spool are flexibly connected, and the conical surface of spool bottom is located at lower dolly bar
Top, lower dolly bar is fully located at the lower section in water output cylinder and connect with water output cylinder using trapezoidal thread;Upper to extension bar
Top is also cased with upper pressing cap, inside the intermediate cylinder on to being also cased with compressed spring on extension bar, the upper adjusting rod in water output cylinder
On be also cased with sliding sleeve, reset spring is also cased on sliding sleeve, sliding sleeve is limited in the cavity of water output cylinder upper end.
During blanking plug puts into downwards injection well downhole flow regulator mounting hole, mounting hole tube wall compress automatically limit cam turn over it is inverse
Hour hands rotation, does not influence blanking plug and enters mounting hole, after blanking plug is put into place, pushes the work of upper adjusting rod in compressed spring
Under, limit cam resets and is caught in injection well downhole flow regulator mounting hole internal annular groove, on extension bar lower end is caught in limit cam card slot,
Cause limit cam that cannot rotate clockwise, realizes that blanking plug axial limiting does not fall out injection well downhole flow regulator.When needing to pull blanking plug out
When, decentralization throw in catcher docks extension bar top pagoda card slot on, above mentions throw in catcher and pulls to extension bar, deviates from limit cam card
Slot, limit cam, which contacts to take advantage of a situation down with hole wall, at this time turns over income, and blanking plug can be extracted.
The upper adjusting rod of blanking plug is connect with intermediate cylinder 4 using trapezoidal thread, and upper adjusting rod lower end is equipped with spool and spool
Spring, spool upper end are equipped with step, are caught in adjusting rod internal annular groove, and spool can axially translate in right amount along adjusting rod,
Contact condition is resilient when engaging between upper adjusting rod and spool.Measurement and adjustment instrument is transferred on to extension bar upper end three when routinely surveying timing
The docking of valve card slot, measurement and adjustment instrument control is upper to rotate extension bar, adjusting rod synchronous rotation in drive, upper adjusting rod along trapezoidal thread with
Move up and down, realize adjustment to spool and lower dolly bar conical surface opening degree.Lower dolly bar and water output cylinder use trapezoidal thread
Connection, after lower dolly bar is buffered with intelligent watering device to extension bar coupling, control injection well downhole flow regulator motor, which drives, to be buffered adjusting rod and blocks up
It fills in device lower dolly bar to rotate synchronously, realizes the adjustment of conical surface opening degree between lower dolly bar and spool, reach runoff investigation purpose.
The blanking plug of existing injection well downhole flow regulator institute adapted can not pulling replacement, and can only single head adjust, once blanking plug meet
Card or damage can only dismantle replacement after the whole injection well downhole flow regulators of operation taking-up.And existing blanking plug uses piston cooperation close
Envelope, easy card resistance.The blanking plug of this programme can also both be adjusted by upper adjusting rod adjusting spool aperture by lower dolly bar
Spool aperture realizes double end adjusting compared with existing blanking plug, while the blanking plug in this programme is mounted in injection well downhole flow regulator and meets
When card or damage failure, it is only necessary to pull replacement out with dragging instrument, not have to even injection well downhole flow regulator and all take out, realize the list to blanking plug
Solely replacement, using more convenient.In addition, this programme is sealed using limit cam, with existing using piston cooperation sealing phase
Than being not easy card resistance.The blanking plug of this programme can be used cooperatively with double adjusting dropping in and taking off type bias intelligent watering devices can be simultaneously
It realizes that intelligent testing conditioning function and conventional mechanical survey conditioning function, forms a set of novel and multifunctional intelligent watering device, it can also be with routine partially
Heart injection well downhole flow regulator uses, and belongs to dual-purpose double stopper for regulating.
Preferably, the top of the spool is also cased with valve core spring.Buffer spring is equipped at blanking plug spool, spool is along axis
To there is suitable travelling surplus, when the spool conical surface is engaged with the lower dolly bar conical surface, compression valve core spring reaches buffering effect, together
When also ensure the reliability of conical surface seal.
Preferably, extension bar can be freely rotated and be moved up between intermediate cylinder and upper pressing cap on.
Preferably, the spool upper end is equipped with step, and step is caught in adjusting rod bottom annular recess, and spool can be along upper
Adjusting rod axial translation, and can be resetted under the action of valve core spring, spool can be in upper adjusting rod annular groove freely
It rotates, is set as the conical surface at the top of spool, the lower part of the spool conical surface is set as cylindrical structure.
Preferably, the middle part of the water output cylinder is equipped with water outlet, and water output cylinder lower part is circumferentially with waist type blasthole.
Preferably, the lower dolly bar bottom is additionally provided with flat hole.
Preferably, pagoda type card slot is equipped at the top of the upper adjusting rod, the upper end end face of pagoda type card slot is equipped with three valve cards
Slot, three valve card slots are docked with conventional measurement and adjustment instrument coupling.The snap fit of three valve card slots is clamped and separately more convenient.
Upper adjusting rod can be docked with traditional eccentric measurement and adjustment instrument or dragging instrument coupling, and lower dolly bar can be with intelligent watering device
Docking.
The utility model compared with prior art, has the following advantages and benefits:
1, the utility model blanking plug both can also pass through lower dolly bar tune by upper adjusting rod adjusting spool aperture
Spool aperture is saved, double end adjusting is realized compared with existing blanking plug, while the blanking plug in this programme is mounted in injection well downhole flow regulator
When meeting card or damage failure, it is only necessary to pull replacement out with dragging instrument, not have to even injection well downhole flow regulator and all take out, realize to blanking plug
It is individually replaced, using more convenient.
2, the blanking plug of the utility model can be with double adjusting dropping in and taking off type bias intelligent watering devices with the use of can be same
Shi Shixian intelligent testing conditioning function and conventional mechanical survey conditioning function, form a set of novel and multifunctional intelligent watering device, can also be with routine
Eccentric injection mandrel uses, and belongs to dual-purpose double stopper for regulating.
3, the utility model is sealed using limit cam, compared with the existing cooperation sealing using piston, is not easy card
Resistance.
4, buffer spring is equipped at the utility model blanking plug spool, spool has suitable travelling surplus along axial direction, works as valve
When the core conical surface is engaged with the lower dolly bar conical surface, compression valve core spring reaches buffering effect, at the same also ensure conical surface seal can
By property.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is utility model works schematic diagram.
Label and corresponding parts title in attached drawing:
1, to extension bar on;2, upper pressing cap;3, compressed spring;4, intermediate cylinder;5, limit cam;6, upper adjusting rod;7, sliding sleeve;
8, reset spring;9, water output cylinder;10, valve core spring;11, spool;12, lower dolly bar;13, buffering is to extension bar;14, buffering elastic
Spring;15, motor transmission shaft;16, injection well downhole flow regulator.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1:
As shown in Figs. 1-2, the utility model includes that double end adjusts eccentric survey and adjusts blanking plug, including on to extension bar 1, intermediate cylinder
4, limit cam 5, upper adjusting rod 6, water output cylinder 9, spool 11 and lower dolly bar 12, the bottom of the intermediate cylinder 4 and water output cylinder 9
Top connection, on is threadedly coupled to the top of the bottom of extension bar 1 insertion intermediate cylinder 4 and with intermediate cylinder 4, inside intermediate cylinder 4 and also
Limit cam 5 is set, and 5 two sides pin shaft of limit cam is connect with 4 two sides of intermediate cylinder, and limit cam 5 can be rotated around pin shaft, limit
Position cam 5 is located to the lower section of extension bar 1, on 1 lower end of extension bar is caught in the card slot at 5 top of limit cam;The upper adjusting
Bar 6 is located at simultaneously in the cavity of intermediate cylinder 4 and water output cylinder 9, and the top of upper adjusting rod 6 passes perpendicularly through limit cam 5 and docks on
The coupling of the flat hole in 1 bottom of bar, on extension bar 1 can be freely rotated between intermediate cylinder 4 and upper pressing cap 2 moved up with suitable, and by
The effect of compressed spring 3 resets, and the bottom of upper adjusting rod 6 and the top of spool 11 are flexibly connected, the conical surface position of 11 bottom of spool
In the top of lower dolly bar 12, lower dolly bar 12 is fully located at the lower section in water output cylinder 9 and is connected with water output cylinder 9 using trapezoidal thread
It connects;Also be cased with upper pressing cap 2 at the upper top to extension bar 1, inside the intermediate cylinder 4 on to being also cased with compressed spring 3 on extension bar 1,
It is also cased with sliding sleeve 7 on upper adjusting rod 6 in water output cylinder 9, reset spring 8 is also cased on sliding sleeve 7, sliding sleeve 7 is limited to water output cylinder 9
In the cavity of upper end.Buffering is sequentially connected below water output cylinder to extension bar 13, buffer spring 14 and motor transmission shaft 15, blanking plug position
In injection well downhole flow regulator 16.
During blanking plug puts into downwards injection well downhole flow regulator mounting hole, mounting hole tube wall compresses limit cam 5 automatically and turns over
It rotates counterclockwise, does not influence blanking plug and enter mounting hole, after blanking plug is put into place, push upper adjusting rod 6 in compressed spring 3
Under the action of, limit cam 5, which resets, is simultaneously caught in injection well downhole flow regulator mounting hole internal annular groove, on limit cam 5 is caught in 1 lower end of extension bar
In card slot, cause limit cam 5 that cannot rotate clockwise, realizes that blanking plug axial limiting does not fall out injection well downhole flow regulator.When needing to fish out
Out when blanking plug, decentralization throw in catcher docks 1 top pagoda card slot of extension bar on, above mentions throw in catcher and pulls to extension bar 1, abjection
5 card slot of limit cam, limit cam 5, which contacts to take advantage of a situation down with hole wall, at this time turns over income, and blanking plug can be extracted.
The upper adjusting rod 6 of blanking plug and intermediate cylinder 4 connects using trapezoidal thread, upper 6 lower end of adjusting rod equipped with spool 11 and
Valve core spring 10,11 upper end of spool are equipped with step, are caught in 6 internal annular groove of adjusting rod, spool 11 can be along adjusting rod axis
To appropriate translation, contact condition is resilient when engaging between upper adjusting rod 6 and spool 11.When routinely survey timing decentralization measurement and adjustment instrument with
On 1 upper end of extension bar, three valve card slot is docked, measurement and adjustment instrument control is upper to rotate extension bar 1, and the synchronous rotation of adjusting rod 6 in drives raises
Pole 6 moves up and down therewith along trapezoidal thread, realizes the adjustment to spool 11 and 12 conical surface opening degree of lower dolly bar.Lower adjusting
Bar 12 is connect with water output cylinder 9 using trapezoidal thread, and when lower dolly bar 12 and intelligent watering device buffer after coupling to extension bar, control is matched
Hydrophone motor drives buffering adjusting rod and blanking plug lower dolly bar 12 to rotate synchronously, and realizes and bores between lower dolly bar 12 and spool 11
The adjustment of face opening degree reaches runoff investigation purpose.
The blanking plug of existing injection well downhole flow regulator institute adapted can not pulling replacement, and can only single head adjust, once blanking plug meet
Card or damage can only dismantle replacement after the whole injection well downhole flow regulators of operation taking-up.And existing blanking plug uses piston cooperation close
Envelope, easy card resistance.The blanking plug of this programme can also both be adjusted by upper adjusting rod adjusting spool aperture by lower dolly bar
Spool aperture realizes double end adjusting compared with existing blanking plug, while the blanking plug in this programme is mounted in injection well downhole flow regulator and meets
When card or damage failure, it is only necessary to pull replacement out with dragging instrument, not have to even injection well downhole flow regulator and all take out, realize the list to blanking plug
Solely replacement, using more convenient.In addition, this programme is sealed using limit cam, with existing using piston cooperation sealing phase
Than being not easy card resistance.The blanking plug of this programme can be used cooperatively with double adjusting dropping in and taking off type bias intelligent watering devices can be simultaneously
It realizes that intelligent testing conditioning function and conventional mechanical survey conditioning function, forms a set of novel and multifunctional intelligent watering device, it can also be with routine partially
Heart injection well downhole flow regulator uses, and belongs to dual-purpose double stopper for regulating.
Embodiment 2:
The present embodiment is preferably as follows on the basis of embodiment 1: the top of spool 11 is also cased with valve core spring 10.Blanking plug
Buffer spring is equipped at spool 12, spool has suitable travelling surplus along axial direction, when the spool conical surface is engaged with the lower dolly bar conical surface
When, compression valve core spring reaches buffering effect, while also ensuring the reliability of conical surface seal.Spool 12 can be along adjusting rod axis
To appropriate translation, and realizes and reset under the action of valve core spring 10;Make to be resilient when engaging between adjusting rod 6 and spool 12
Contact condition.
Blanking plug spool conical surface lower part is cylindrical body, and the lower dolly bar conical surface and center water hole clearance fit, when adjusting
Change the i.e. changeable water in gap;Opposite conventional piston blanking plug, this spool lower end does not have special-shaped slot, keeps water flow more suitable
Freely, it is not easy card resistance.
On extension bar 1 can be freely rotated and be moved up between intermediate cylinder 4 and upper pressing cap 2.To extension bar realization pair on
The restriction of limit cam position.
11 upper end of spool is equipped with step, and step is caught in 6 bottom annular recess of adjusting rod, and spool 11 can be along upper adjusting rod
Axial translation, and can be resetted under the action of valve core spring 10, spool 11 can freely turn in upper adjusting rod annular groove
Dynamic, the top of spool 11 is set as the conical surface, and the lower part of 11 conical surface of spool is set as cylindrical structure.Blanking plug spool conical surface lower part
For cylindrical body, and the lower dolly bar conical surface and center water hole clearance fit, when adjusting, change the changeable water in gap;It is relatively general
Logical piston type blanking plug, this spool lower end does not have special-shaped slot, keeps water flow more smooth, be not easy card resistance.
The middle part of water output cylinder 9 is equipped with water outlet, and water output cylinder lower part is circumferentially with waist type blasthole.
12 bottom of lower dolly bar is additionally provided with flat hole.Flat hole facilitates grafting.
Pagoda type card slot is equipped at the top of upper adjusting rod 6, the upper end end face of pagoda type card slot is equipped with three valve card slots, three valve card slots
It is docked with the coupling of conventional measurement and adjustment instrument.The snap fit of three valve card slots is clamped and separately more convenient.
Upper adjusting rod 6 can be docked with traditional eccentric measurement and adjustment instrument or dragging instrument coupling, and lower dolly bar 12 can match with intelligence
Hydrophone docking.To realize the adjusting of various ways, adjust more convenient.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (8)
1. double end adjusts eccentric survey and adjusts blanking plug, which is characterized in that extension bar (1), intermediate cylinder (4), limit cam including on
(5), upper adjusting rod (6), water output cylinder (9), spool (11) and lower dolly bar (12), the bottom of the intermediate cylinder (4) and water output cylinder
(9) top connection, on be threadedly coupled to the top of the bottom of extension bar (1) insertion intermediate cylinder (4) and with intermediate cylinder (4), in
Between also set up limit cam (5) inside cylinder (4), limit cam (5) two sides pin shaft is connect with intermediate cylinder (4) two sides, limit convex
(5) are taken turns to be located to the lower section of extension bar (1), on extension bar (1) lower end is caught in the card slot at the top of limit cam (5);On described
Adjusting rod (6) is located at simultaneously in the cavity of intermediate cylinder (4) and water output cylinder (9), passes perpendicularly through limit convex at the top of upper adjusting rod (6)
It takes turns (5) to be coupled the flat hole in extension bar (1) bottom on, the bottom of upper adjusting rod (6) and the top of spool (11) are flexibly connected, spool
(11) conical surface of bottom is located at the top of lower dolly bar (12), and lower dolly bar (12) is fully located at the lower section in water output cylinder (9) simultaneously
It is connect with water output cylinder (9) using trapezoidal thread;Upper pressing cap (2) are also cased at the upper top to extension bar (1), in intermediate cylinder (4)
To compressed spring (3) are also cased on extension bar (1) in portion, sliding sleeve (7) are also cased on the upper adjusting rod (6) in water output cylinder (9),
It is also cased on sliding sleeve (7) reset spring (8), sliding sleeve (7) is limited in the cavity of water output cylinder (9) upper end.
2. double end according to claim 1 adjusts eccentric survey and adjusts blanking plug, which is characterized in that the top of the spool (11)
Also it is cased with valve core spring (10).
3. double end according to claim 1 adjusts eccentric survey and adjusts blanking plug, which is characterized in that on can be to extension bar (1)
It is freely rotated and moves up between intermediate cylinder (4) and upper pressing cap (2).
4. double end according to claim 2 adjusts eccentric survey and adjusts blanking plug, which is characterized in that spool (11) upper end is set
Have step, step is caught in adjusting rod (6) bottom annular recess, spool (11) can along upper adjusting rod axial translation, and
Valve core spring can reset under the action of (10), and spool (11) can be freely rotated in upper adjusting rod annular groove, spool (11)
Top be set as the conical surface, the lower part of spool (11) conical surface is set as cylindrical structure.
5. double end according to claim 1 adjusts eccentric survey and adjusts blanking plug, which is characterized in that in the water output cylinder (9)
Portion is equipped with water outlet, and water output cylinder lower part is circumferentially with waist type blasthole.
6. double end according to claim 1 adjusts eccentric survey and adjusts blanking plug, which is characterized in that lower dolly bar (12) bottom
Portion is additionally provided with flat hole.
7. double end according to claim 1 adjusts eccentric survey and adjusts blanking plug, which is characterized in that upper adjusting rod (6) top
Portion is equipped with pagoda type card slot, and the upper end end face of pagoda type card slot is equipped with three valve card slots, three valve card slots and conventional measurement and adjustment instrument coupling pair
It connects.
8. double end according to claim 1 adjusts eccentric survey and adjusts blanking plug, which is characterized in that upper adjusting rod (6) can be with
Traditional eccentric measurement and adjustment instrument or dragging instrument coupling docking, lower dolly bar (12) can be docked with intelligent watering device.
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CN201820790858.6U CN208252100U (en) | 2018-05-25 | 2018-05-25 | Double end adjusts eccentric survey and adjusts blanking plug |
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CN201820790858.6U CN208252100U (en) | 2018-05-25 | 2018-05-25 | Double end adjusts eccentric survey and adjusts blanking plug |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108590605A (en) * | 2018-05-25 | 2018-09-28 | 四川省科学城久利电子有限责任公司 | Double end adjusts eccentric survey and adjusts blanking plug |
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2018
- 2018-05-25 CN CN201820790858.6U patent/CN208252100U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108590605A (en) * | 2018-05-25 | 2018-09-28 | 四川省科学城久利电子有限责任公司 | Double end adjusts eccentric survey and adjusts blanking plug |
CN108590605B (en) * | 2018-05-25 | 2024-03-05 | 四川省科学城久利电子有限责任公司 | Double-head eccentric measuring and adjusting blanking plug |
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