CN108590605B - Double-head eccentric measuring and adjusting blanking plug - Google Patents
Double-head eccentric measuring and adjusting blanking plug Download PDFInfo
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- CN108590605B CN108590605B CN201810513616.7A CN201810513616A CN108590605B CN 108590605 B CN108590605 B CN 108590605B CN 201810513616 A CN201810513616 A CN 201810513616A CN 108590605 B CN108590605 B CN 108590605B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- 210000001503 joint Anatomy 0.000 claims abstract description 36
- 238000005266 casting Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 description 20
- 239000007924 injection Substances 0.000 description 20
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- 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
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- 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
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- 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)
- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a double-head adjusting eccentric measuring and adjusting blanking plug, which comprises an upper butt joint rod, a middle cylinder, a limit cam, an upper adjusting rod, a water outlet cylinder, a valve core and a lower adjusting rod, wherein the bottom of the middle cylinder is connected with the top of the water outlet cylinder; the upper adjusting rod is positioned in the cavities of the middle cylinder and the water outlet cylinder at the same time, the top of the upper adjusting rod vertically passes through the limit cam to be coupled with the flat hole at the bottom of the upper butt joint rod, the bottom of the upper adjusting rod is flexibly connected with the top of the valve core, and the conical surface at the bottom of the valve core is positioned at the top of the lower adjusting rod. According to the principle, the plug is replaced by the casting and fishing instrument, the plug is not required to be taken out completely by the water distributor, the blockage is not easy to block, the bidirectional adjustment can be carried out, and the use is convenient.
Description
Technical Field
The invention relates to the field of flooding of oil field, in particular to a double-head adjusting eccentric measuring and adjusting blanking plug.
Background
The water injection oil displacement is a main method for oil extraction of various large oil fields in China, and at present, conventional eccentric or concentric mechanical water distributors are mainly adopted in various large oil fields, and meanwhile, various intelligent water distributors are tried. The conventional eccentric or concentric water distributors are complex in seal inspection and measurement process, high in logging cost, complex in steps and larger in error; intelligent water distributors are a necessary trend in the development of technology. The blanking plug is a very important tool in the water injection process, and belongs to a vulnerable tool, so that abnormal conditions such as sediment blocking and blocking, valve core abrasion, even adjusting rod breakage and the like easily occur to cause the blanking plug to fail. The blanking plug that present intelligent water injection mandrel was joined in marriage and is used can not drag for the change, but single head regulation moreover, in case the blanking plug meets card or damages, only can take out the whole water injection mandrel of operation back and unpack apart the change. Conventional occluders use a piston-fit seal, yi Kazu.
Disclosure of Invention
The invention aims to provide a double-head adjusting eccentric measuring and adjusting blanking plug which can be used for replacement without taking out the blanking plug with a throwing-in and taking-out instrument, is not easy to block and can be used for bidirectional adjustment, and the blanking plug is convenient to use.
The invention is realized by the following technical scheme:
the double-head adjusting eccentric measuring and adjusting blanking plug comprises an upper butt joint rod, a middle barrel, limit cams, an upper adjusting rod, a water outlet barrel, a valve core and a lower adjusting rod, wherein the bottom of the middle barrel is connected with the top of the water outlet barrel; the upper adjusting rod is positioned in the cavities of the middle cylinder and the water outlet cylinder at the same time, the top of the upper adjusting rod vertically passes through the limit cam to be coupled with the flat hole at the bottom of the upper butt joint rod, the bottom of the upper adjusting rod is flexibly connected with the top of the valve core, the conical surface at the bottom of the valve core is positioned at the top of the lower adjusting rod, and the lower adjusting rod is completely positioned below the water outlet cylinder and is in trapezoidal threaded connection with the water outlet cylinder; the top of the upper butt joint rod is also sleeved with an upper pressing cap, the upper butt joint rod in the middle barrel is also sleeved with a compression spring, the upper adjusting rod in the water outlet barrel is also sleeved with a sliding sleeve, the sliding sleeve is also sleeved with a return spring, and the sliding sleeve is limited in a cavity at the upper end of the water outlet barrel.
When the blanking plug drops into the in-process of water injection mandrel mounting hole downwards, the automatic compression limit cam 5 of mounting hole pipe wall turns over anticlockwise rotation, does not influence the blanking plug and gets into the mounting hole, and after the blanking plug drops into place, under the effect of compression spring 3 promotion upper adjusting lever 6, limit cam 5 resets and blocks into the inside ring channel of water injection mandrel mounting hole, and upper docking rod 1 lower extreme card is gone into in the limit cam 5 draw-in groove, leads to limit cam 5 can not clockwise rotation, realizes that the blanking plug axial is spacing can not deviate from the water injection mandrel. When the blanking plug is required to be fished out, the lower throwing and fishing device is in butt joint with the treasured tower clamping groove on the upper portion of the upper butt joint rod 1, the upper butt joint rod 1 is pulled by the upper throwing and fishing device, the limiting cam 5 clamping groove is separated, at the moment, the limiting cam 5 is contacted with the hole wall to be folded downwards in a homeotropical mode, and the blanking plug can be pulled out.
The upper adjusting rod 6 and the middle cylinder 4 of the blanking plug are connected by adopting trapezoidal threads, the lower end of the upper adjusting rod 6 is provided with a valve core 11 and a valve core spring 10, the upper end of the valve core 11 is provided with a step which is clamped into an annular groove in the upper adjusting rod 6, the valve core 11 can translate along the axial direction of the adjusting rod in a proper amount, and the upper adjusting rod 6 and the valve core 11 are in an elastic contact state when being meshed. When the conventional timing is performed, the lower timing measuring instrument is in butt joint with the three-petal clamping groove at the upper end of the upper butt joint rod 1, the upper timing rod 1 is controlled by the timing measuring instrument to rotate, the upper adjusting rod 6 is driven to synchronously rotate, the upper adjusting rod 6 moves up and down along with trapezoidal threads, and the opening and closing degree of the conical surfaces of the valve core 11 and the lower adjusting rod 12 is adjusted. The lower adjusting rod 12 is connected with the water outlet cylinder 9 by adopting trapezoidal threads, after the lower adjusting rod 12 is coupled with the buffer docking rod of the intelligent water distributor, the motor of the water distributor is controlled to drive the buffer adjusting rod and the lower adjusting rod 12 of the blanking plug to synchronously rotate, so that the opening and closing degree of the conical surface between the lower adjusting rod 12 and the valve core 11 is adjusted, and the purpose of water quantity adjustment is achieved.
The blanking plug used by the existing water distributor can not be fished and replaced, and can only be adjusted by a single head, once the blanking plug is blocked or damaged, the blanking plug can only be disassembled and replaced after all the water distributors are taken out for operation. And the existing blanking plug uses a piston-fit seal, yi Kazu. The blanking plug of this scheme both can adjust the case aperture through last regulation pole, also can adjust the case aperture through lower regulation pole, has realized double-end regulation compared with current blanking plug, and the blanking plug in this scheme is installed to meet card or when damaging the trouble in the water injection mandrel simultaneously, only need with throw drag for the appearance drag for the replacement can, need not even the water injection mandrel is whole take out, realizes changing the individual of blanking plug, and it is more convenient to use. In addition, this scheme adopts spacing cam to seal, compares with current adoption piston cooperation seal, is difficult for blocking. The blanking plug of this scheme can be with two regulation can throw and drag for formula eccentric intelligent water injection mandrel cooperation use can realize simultaneously that intelligent survey is transferred function and conventional machinery survey is transferred the function, forms a set of novel multi-functional intelligent water injection mandrel, also can use with conventional eccentric water injection mandrel, belongs to dual-purpose double regulation blanking plug.
Preferably, the top of the valve core is also sleeved with a valve core spring. The plug valve core is provided with a buffer spring, the valve core has a proper amount of play allowance along the axial direction, when the valve core conical surface is meshed with the lower adjusting rod conical surface, the buffer effect is achieved by compressing the valve core spring, and meanwhile, the reliability of conical surface sealing is guaranteed.
Preferably, the upper abutment bar is free to rotate and move up between the intermediate barrel and the upper press cap.
Preferably, the upper end of the valve core is provided with a step, the step is clamped into an annular groove at the bottom of the upper adjusting rod, the valve core can axially translate along the upper adjusting rod and can reset under the action of a valve core spring, the valve core can freely rotate in the annular groove of the upper adjusting rod, the top of the valve core is provided with a conical surface, and the lower part of the conical surface of the valve core is provided with a cylindrical structure.
Preferably, the middle part of the water outlet cylinder is provided with a water outlet, and the lower part of the water outlet cylinder is circumferentially provided with a waist-shaped water inlet.
Preferably, the bottom of the lower adjusting rod is also provided with a flat hole.
Preferably, the top of the upper adjusting rod is provided with a pagoda-shaped clamping groove, the end face of the upper end of the pagoda-shaped clamping groove is provided with a three-petal clamping groove, and the three-petal clamping groove is in coupling butt joint with a conventional measuring and adjusting instrument. The three-petal clamping groove is clamped and separated more conveniently.
The upper adjusting rod can be coupled and butted with a conventional eccentric measuring and regulating instrument or a casting and fishing instrument, and the lower adjusting rod can be butted with an intelligent water distributor.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the blanking plug of the invention can not only adjust the opening degree of the valve core through the upper adjusting rod, but also adjust the opening degree of the valve core through the lower adjusting rod, and compared with the existing blanking plug, the blanking plug of the invention realizes double-head adjustment, and meanwhile, when the blanking plug is arranged in the water distributor and encounters a clamping or damaging fault, the blanking plug is only required to be fished out for replacement by a throwing and fishing instrument, and the blanking plug is not required to be taken out completely by the water distributor, thereby realizing the independent replacement of the blanking plug and being more convenient to use.
2. The blanking plug of the invention can be matched with a double-regulation casting-fishing type eccentric intelligent water distributor to realize the intelligent measuring and regulating function and the conventional mechanical measuring and regulating function simultaneously, thus forming a set of novel multifunctional intelligent water distributor, and also can be used with a conventional eccentric water distributor, and belongs to a dual-purpose double-regulation blanking plug.
3. Compared with the prior art adopting piston matched sealing, the invention adopts the limit cam for sealing, and is not easy to block.
4. The valve core of the plug is provided with the buffer spring, the valve core has proper play allowance along the axial direction, and when the conical surface of the valve core is meshed with the conical surface of the lower adjusting rod, the buffer spring compresses the valve core to achieve the buffer effect, and meanwhile, the reliability of conical surface sealing is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic diagram of the operation of the present invention.
In the drawings, the reference numerals and corresponding part names:
1. an upper butt joint rod; 2. pressing the cap; 3. a compression spring; 4. an intermediate cylinder; 5. a limit cam; 6. an upper adjusting rod; 7. a sliding sleeve;
8. a return spring; 9. a water outlet cylinder; 10. a valve core spring; 11. a valve core; 12. a lower adjusting rod; 13. buffering the butt joint rod;
14. a buffer spring; 15. a motor drive shaft; 16. a water distributor.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
Example 1:
as shown in fig. 1-2, the invention comprises a double-head adjusting eccentric measuring and adjusting blanking plug, which comprises an upper butt joint rod 1, a middle cylinder 4, limit cams 5, an upper adjusting rod 6, a water outlet cylinder 9, a valve core 11 and a lower adjusting rod 12, wherein the bottom of the middle cylinder 4 is connected with the top of the water outlet cylinder 9, the bottom of the upper butt joint rod 1 is inserted into the upper part of the middle cylinder 4 and is in threaded connection with the middle cylinder 4, the limit cams 5 are also arranged in the middle cylinder 4, two sides of each limit cam 5 are connected with two sides of the middle cylinder 4 by pin shafts, each limit cam 5 can rotate around the pin shafts, each limit cam 5 is positioned below the upper butt joint rod 1, and the lower end of the upper butt joint rod 1 is clamped into a clamping groove at the top of each limit cam 5; the upper adjusting rod 6 is positioned in the cavities of the middle cylinder 4 and the water outlet cylinder 9 at the same time, the top of the upper adjusting rod 6 vertically passes through the limit cam 5 to be coupled with a flat hole at the bottom of the upper butt joint rod 1, the upper butt joint rod 1 can freely rotate and move upwards in proper amount between the middle cylinder 4 and the upper press cap 2 and reset under the action of the compression spring 3, the bottom of the upper adjusting rod 6 is flexibly connected with the top of the valve core 11, the conical surface at the bottom of the valve core 11 is positioned at the top of the lower adjusting rod 12, and the lower adjusting rod 12 is completely positioned below the water outlet cylinder 9 and is in trapezoidal threaded connection with the water outlet cylinder 9; the top of the upper butt joint rod 1 is also sleeved with an upper press cap 2, the upper butt joint rod 1 in the middle cylinder 4 is also sleeved with a compression spring 3, the upper adjusting rod 6 in the water outlet cylinder 9 is also sleeved with a sliding sleeve 7, the sliding sleeve 7 is also sleeved with a return spring 8, and the sliding sleeve 7 is limited in a cavity at the upper end of the water outlet cylinder 9. The buffer docking rod 13, the buffer spring 14 and the motor transmission shaft 15 are sequentially connected below the water outlet cylinder, and the blanking plug is positioned in the water distributor 16.
When the blanking plug drops into the in-process of water injection mandrel mounting hole downwards, the automatic compression limit cam 5 of mounting hole pipe wall turns over anticlockwise rotation, does not influence the blanking plug and gets into the mounting hole, and after the blanking plug drops into place, under the effect of compression spring 3 promotion upper adjusting lever 6, limit cam 5 resets and blocks into the inside ring channel of water injection mandrel mounting hole, and upper docking rod 1 lower extreme card is gone into in the limit cam 5 draw-in groove, leads to limit cam 5 can not clockwise rotation, realizes that the blanking plug axial is spacing can not deviate from the water injection mandrel. When the blanking plug is required to be fished out, the lower throwing and fishing device is in butt joint with the treasured tower clamping groove on the upper portion of the upper butt joint rod 1, the upper butt joint rod 1 is pulled by the upper throwing and fishing device, the limiting cam 5 clamping groove is separated, at the moment, the limiting cam 5 is contacted with the hole wall to be folded downwards in a homeotropical mode, and the blanking plug can be pulled out.
The upper adjusting rod 6 and the middle cylinder 4 of the blanking plug are connected by adopting trapezoidal threads, the lower end of the upper adjusting rod 6 is provided with a valve core 11 and a valve core spring 10, the upper end of the valve core 11 is provided with a step which is clamped into an annular groove in the upper adjusting rod 6, the valve core 11 can translate along the axial direction of the adjusting rod in a proper amount, and the upper adjusting rod 6 and the valve core 11 are in an elastic contact state when being meshed. When the conventional timing is performed, the lower timing measuring instrument is in butt joint with the three-petal clamping groove at the upper end of the upper butt joint rod 1, the upper timing rod 1 is controlled by the timing measuring instrument to rotate, the upper adjusting rod 6 is driven to synchronously rotate, the upper adjusting rod 6 moves up and down along with trapezoidal threads, and the opening and closing degree of the conical surfaces of the valve core 11 and the lower adjusting rod 12 is adjusted. The lower adjusting rod 12 is connected with the water outlet cylinder 9 by adopting trapezoidal threads, after the lower adjusting rod 12 is coupled with the buffer docking rod of the intelligent water distributor, the motor of the water distributor is controlled to drive the buffer adjusting rod and the lower adjusting rod 12 of the blanking plug to synchronously rotate, so that the opening and closing degree of the conical surface between the lower adjusting rod 12 and the valve core 11 is adjusted, and the purpose of water quantity adjustment is achieved.
The blanking plug used by the existing water distributor can not be fished and replaced, and can only be adjusted by a single head, once the blanking plug is blocked or damaged, the blanking plug can only be disassembled and replaced after all the water distributors are taken out for operation. And the existing blanking plug uses a piston-fit seal, yi Kazu. The blanking plug of this scheme both can adjust the case aperture through last regulation pole, also can adjust the case aperture through lower regulation pole, has realized double-end regulation compared with current blanking plug, and the blanking plug in this scheme is installed to meet card or when damaging the trouble in the water injection mandrel simultaneously, only need with throw drag for the appearance drag for the replacement can, need not even the water injection mandrel is whole take out, realizes changing the individual of blanking plug, and it is more convenient to use. In addition, this scheme adopts spacing cam to seal, compares with current adoption piston cooperation seal, is difficult for blocking. The blanking plug of this scheme can be with two regulation can throw and drag for formula eccentric intelligent water injection mandrel cooperation use can realize simultaneously that intelligent survey is transferred function and conventional machinery survey is transferred the function, forms a set of novel multi-functional intelligent water injection mandrel, also can use with conventional eccentric water injection mandrel, belongs to dual-purpose double regulation blanking plug.
Example 2:
this embodiment is preferably as follows on the basis of embodiment 1: the top of the valve core 11 is also sleeved with a valve core spring 10. The plug valve core 12 is provided with a buffer spring, the valve core has a proper amount of play allowance along the axial direction, when the valve core conical surface is meshed with the lower adjusting rod conical surface, the buffer effect is achieved by compressing the valve core spring, and meanwhile, the reliability of conical surface sealing is guaranteed. The valve core 12 can translate in an appropriate amount along the axial direction of the adjusting rod, and reset is realized under the action of the valve core spring 10; so that the upper adjusting rod 6 is in elastic contact with the valve core 12 when engaged.
The lower part of the conical surface of the valve core of the plug is a cylinder, and is in clearance fit with the conical surface of the lower adjusting rod and the central water hole, and the water quantity can be changed by changing the clearance during adjustment; compared with a common piston type blanking plug, the lower end of the valve core is provided with a special-shaped groove, so that water flow is smoother and difficult to block.
The upper butt-joint rod 1 can freely rotate and move upwards between the middle cylinder 4 and the upper press cap 2. And limiting the position of the limit cam by using the upper butt joint rod.
The upper end of the valve core 11 is provided with a step, the step is clamped into an annular groove at the bottom of the upper adjusting rod 6, the valve core 11 can axially translate along the upper adjusting rod and can reset under the action of the valve core spring 10, the valve core 11 can freely rotate in the annular groove of the upper adjusting rod, the top of the valve core 11 is provided with a conical surface, and the lower part of the conical surface of the valve core 11 is provided with a cylindrical structure. The lower part of the conical surface of the valve core of the plug is a cylinder, and is in clearance fit with the conical surface of the lower adjusting rod and the central water hole, and the water quantity can be changed by changing the clearance during adjustment; compared with a common piston type blanking plug, the lower end of the valve core is provided with a special-shaped groove, so that water flow is smoother and difficult to block.
The middle part of the water outlet barrel 9 is provided with a water outlet, and the lower part of the water outlet barrel is circumferentially provided with a waist-shaped water inlet.
The bottom of the lower adjusting rod 12 is also provided with a flat hole. The flat holes are convenient for plugging.
The top of the upper adjusting rod 6 is provided with a pagoda-shaped clamping groove, the upper end face of the pagoda-shaped clamping groove is provided with a three-petal clamping groove, and the three-petal clamping groove is coupled and butted with a conventional measuring and adjusting instrument. The three-petal clamping groove is clamped and separated more conveniently.
The upper adjusting rod 6 can be coupled and butted with a conventional eccentric measuring and regulating instrument or a casting and fishing instrument, and the lower adjusting rod 12 can be butted with an intelligent water distributor. Thereby realizing the adjustment of various modes and being more convenient to adjust.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The double-head adjusting eccentric measuring and adjusting blanking plug is characterized by comprising an upper butt joint rod (1), a middle barrel (4), limit cams (5), an upper adjusting rod (6), a water outlet barrel (9), a valve core (11) and a lower adjusting rod (12), wherein the bottom of the middle barrel (4) is connected with the top of the water outlet barrel (9), the bottom of the upper butt joint rod (1) is inserted into the upper part of the middle barrel (4) and is in threaded connection with the middle barrel (4), the limit cams (5) are further arranged in the middle barrel (4), two sides of each limit cam (5) are connected with two sides of the middle barrel (4) through pin shafts, each limit cam (5) is located below the upper butt joint rod (1), and the lower end of the upper butt joint rod (1) is clamped into a clamping groove at the top of each limit cam (5); the upper adjusting rod (6) is positioned in the cavities of the middle cylinder (4) and the water outlet cylinder (9) at the same time, the top of the upper adjusting rod (6) vertically penetrates through the limit cam (5) to be coupled with a flat hole at the bottom of the upper butt joint rod (1), the bottom of the upper adjusting rod (6) is flexibly connected with the top of the valve core (11), the conical surface at the bottom of the valve core (11) is positioned at the top of the lower adjusting rod (12), and the lower adjusting rod (12) is completely positioned below the water outlet cylinder (9) and is in trapezoidal threaded connection with the water outlet cylinder (9); an upper pressing cap (2) is sleeved on the top of the upper butt joint rod (1), a compression spring (3) is sleeved on the upper butt joint rod (1) in the middle cylinder (4), a sliding sleeve (7) is sleeved on the upper adjusting rod (6) in the water outlet cylinder (9), a return spring (8) is sleeved on the sliding sleeve (7), and the sliding sleeve (7) is limited in a cavity at the upper end of the water outlet cylinder (9);
wherein, the upper butt joint rod (1) can freely rotate and move upwards between the middle cylinder (4) and the upper pressing cap (2);
wherein, the top of the upper adjusting rod (6) is provided with a pagoda-shaped clamping groove, the end face of the upper end of the pagoda-shaped clamping groove is provided with a three-petal clamping groove, and the three-petal clamping groove is coupled and butted with a conventional eccentric adjustment measuring instrument;
the upper adjusting rod (6) can be coupled and butted with a conventional eccentric measuring and regulating instrument or a casting and fishing instrument, and the lower adjusting rod (12) can be butted with an intelligent water distributor.
2. The double-end adjusting eccentric measuring and adjusting blanking plug according to claim 1, wherein the top of the valve core (11) is further sleeved with a valve core spring (10).
3. The double-end adjusting eccentric measuring and adjusting blanking plug of claim 2, wherein the upper end of the valve core (11) is provided with a step, the step is clamped into an annular groove at the bottom of the upper adjusting rod (6), the valve core (11) can axially translate along the upper adjusting rod and can reset under the action of a valve core spring (10), the valve core (11) can freely rotate in the annular groove of the upper adjusting rod, the top of the valve core (11) is provided with a conical surface, and the lower part of the conical surface of the valve core (11) is provided with a cylindrical structure.
4. The double-end adjusting eccentric measuring and adjusting blanking plug of claim 1, wherein the middle part of the water outlet cylinder (9) is provided with a water outlet, and the lower part of the water outlet cylinder is circumferentially provided with a waist-shaped water inlet.
5. The double-head adjusting eccentric measuring and adjusting blanking plug of claim 1, wherein the bottom of the lower adjusting rod (12) is also provided with a flat hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810513616.7A CN108590605B (en) | 2018-05-25 | 2018-05-25 | Double-head eccentric measuring and adjusting blanking plug |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810513616.7A CN108590605B (en) | 2018-05-25 | 2018-05-25 | Double-head eccentric measuring and adjusting blanking plug |
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| Publication Number | Publication Date |
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| CN108590605A CN108590605A (en) | 2018-09-28 |
| CN108590605B true CN108590605B (en) | 2024-03-05 |
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| CN201810513616.7A Active CN108590605B (en) | 2018-05-25 | 2018-05-25 | Double-head eccentric measuring and adjusting blanking plug |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112360412B (en) * | 2020-12-03 | 2023-03-31 | 中国石油天然气股份有限公司 | Intelligent water distributor with flow regulating valve capable of being thrown and fished |
| CN112682005B (en) * | 2020-12-29 | 2022-09-20 | 四川省科学城久利电子有限责任公司 | Novel structure is adjusted to water injection mandrel |
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