CN108487885B - Double-regulation casting-fishing type eccentric cable controlled water distributor - Google Patents
Double-regulation casting-fishing type eccentric cable controlled water distributor Download PDFInfo
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- CN108487885B CN108487885B CN201810514398.9A CN201810514398A CN108487885B CN 108487885 B CN108487885 B CN 108487885B CN 201810514398 A CN201810514398 A CN 201810514398A CN 108487885 B CN108487885 B CN 108487885B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 160
- 238000012360 testing method Methods 0.000 claims abstract description 32
- 238000005266 casting Methods 0.000 claims abstract description 30
- 210000001503 joint Anatomy 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 238000003032 molecular docking Methods 0.000 claims description 30
- 230000006698 induction Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000005284 excitation Effects 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 abstract description 8
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 239000010410 layer Substances 0.000 description 7
- 238000012546 transfer Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002356 single layer 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
-
- 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
- E21B47/00—Survey of 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
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- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses a double-regulation casting-fishing type eccentric cable control water distributor, which comprises an upper outer cylinder, a guide centralizing cylinder, a guide block, a water distributor main body and a lower outer cylinder, wherein the bottom of the upper outer cylinder is connected with the top of the guide centralizing cylinder; a guide block is fixed in the central channel of the guide centralizing cylinder; the water distributor is characterized in that a casting and fishing blanking plug mounting hole is formed in the upper portion of the water distributor main body, a water inlet, a special-shaped water through groove and a water outlet are further formed in the middle of the water distributor main body, the water inlet is communicated with a central channel of the water distributor main body, a flow testing module is further arranged between the water inlet and the special-shaped water through groove, a buffering butt joint adjusting mechanism and a motor transmission group are further arranged below the water distributor main body, and the flow testing module and the buffering butt joint adjusting mechanism form a 90-degree staggered layout. Through the structure, the invention can realize both conventional measurement and intelligent measurement, and the blanking plug can be put in and taken out for replacement.
Description
Technical Field
The invention relates to an underground cable-controlled intelligent water distributor, in particular to a double-regulation casting-fishing type eccentric cable-controlled water distributor.
Background
The water injection oil displacement is a main method for oil extraction of various large oil fields in China, at present, various large oil fields mainly adopt a conventional eccentric or concentric mechanical water distributor, a conventional blanking plug is assembled, and a seal inspection instrument and a measuring and regulating instrument are matched to finish seal inspection, measurement and separate-layer water injection in steps, so that the variety of instruments and meters is various, the cost is high, repeated well descending is needed, multiple layers cannot be measured and regulated at the same time, only the total water quantity of each layer of central channel can be measured, and then the single-layer water injection quantity is calculated by adopting a progressive method; the measurement error is large.
At present, other types of intelligent water distributors are tested in part of oil fields, the technology is not mature, the popularization and the application cannot be realized, other intelligent water distributors cannot be used for the conventional measuring and regulating functions, the blanking plug cannot be put into operation, and once the blanking plug is blocked or damaged, the blanking plug can only be taken out for operation and then disassembled for replacement; in addition, if the intelligent water distributor fails and the motor is out of control, the water distributor loses the adjusting function.
Disclosure of Invention
The invention aims to solve the technical problem that the water distributor can simultaneously take the conventional measurement and the intelligent measurement and adjustment into consideration, and aims to provide the double-adjustment casting-pulling type eccentric cable control water distributor, which can simultaneously take the conventional measurement and the intelligent measurement and adjustment into consideration, and simultaneously cast, cast and replace the blanking plug.
The invention is realized by the following technical scheme:
the double-regulation casting-fishing type eccentric cable control water distributor comprises an upper outer cylinder, a guide centralizing cylinder, a guide block, a water distributor main body and a lower outer cylinder, wherein the bottom of the upper outer cylinder is connected with the top of the guide centralizing cylinder; a guide block is fixed in the central channel of the guide centralizing cylinder, and a guide inclined plane on the guide block is arranged opposite to the position of the orientation notch on the guide centralizing cylinder; the water distributor is characterized in that a casting and fishing blanking plug mounting hole is mounted on the upper portion of the water distributor body, the casting and fishing blanking plug mounting hole is opposite to the center of the directional notch on the guide centralizing cylinder, the casting and fishing blanking plug is mounted in the casting and fishing blanking plug mounting hole, a water inlet, a special-shaped water through groove and a water outlet are further formed in the middle of the water distributor body, the water inlet is communicated with a central channel of the water distributor body, the central channel of the water distributor body is further communicated with the special-shaped water through groove, the special-shaped water through groove is communicated with the casting and fishing blanking plug mounting hole, the casting and fishing blanking plug is connected with the water outlet, a flow testing module is further mounted between the water inlet and the special-shaped water through groove, a buffer butt-joint adjusting mechanism and a motor transmission group are further mounted below the water distributor body, the flow testing module and the buffer butt-joint adjusting mechanism form a 90-staggered layout, the buffer butt-joint adjusting mechanism is connected with the lower end of the casting and fishing blanking plug, and the motor transmission group is connected with the buffer butt-joint adjusting mechanism, and the flow testing module is further connected with a cable sealing and fixing assembly.
At present, if various conventional intelligent water distributors in oil field tests fail, the conventional intelligent water distributors cannot be used continuously and can only be used for running the well again after being lifted for maintenance. The water distributor in the scheme can be used as a common mechanical eccentric water distributor or an intelligent water distributor. The reason is that ordinary mechanical water distribution functional area and intelligent survey on this scheme transfer the part and be mutually independent work, and when intelligent survey part breaks down, also can continue to use ordinary mechanical water distribution functional area's ordinary manual survey and transfer the function, the manual work is transferred the survey and is transferred the appearance promptly and pass through the direction and right a section of thick bamboo direction, dock with the blanking plug upper end, realize the blanking plug through the upper adjusting lever of blanking plug and adjust, carry out flow measurement simultaneously, can not influence the water injection work of whole well.
In this scheme, because flow test module and buffering butt joint adjustment mechanism 8 become 90 offset overall arrangement in the intelligent survey and adjustment part, make intelligent survey and adjustment part integrated function an organic wholes such as measurement, regulation, data upload, when adopting intelligent survey and adjustment mode, as long as set up the instruction through ground system and send to intelligent survey and adjustment part through the cable, can accomplish the logging work such as seal inspection, measurement and regulation, data can also pass back to ground system through the cable in real time simultaneously, and ground system can monitor other each layer water injection mandrel measured data simultaneously, and need not to transfer other instruments such as seal inspection appearance, flowmeter, survey and adjustment appearance when adopting intelligent survey and adjustment mode, unmanned intelligent operation has been realized, instrument cost and cost of labor have been greatly reduced, logging efficiency and logging frequency have been improved.
The plug which can be put and taken out of the scheme can be put and taken out of the device and can be replaced, if the fault of the plug occurs, the plug can be replaced by a new plug only by putting down a special put and taken out device, and the work of the whole water distributor can not be influenced; and conventional intelligent water distributor can not realize this kind of function, but when throwing in of this scheme drags for the blanking plug and drops into this water distributor simultaneously, buffering docking mechanism can cushion the impact force of blanking plug, has realized flexible butt joint, can not lead to the butt joint pole to damage.
Preferably, the buffer docking adjusting mechanism comprises a blanking plug adjusting rod, a buffer docking rod, a buffer spring and a motor transmission shaft, one end of the blanking plug adjusting rod is connected with the lower end of the casting blanking plug, the other end of the blanking plug adjusting rod is coupled with a flat hole between the buffer docking rod, the motor transmission shaft is coupled with a coupler on the motor transmission group, and the buffer spring is arranged on the outer wall of the buffer docking rod. The blanking plug adjusting rod is coupled with the buffer butt joint rod through a flat hole, when a new casting blanking plug is put into the buffer butt joint rod, the condition that the blanking plug adjusting rod is not aligned with the flat hole of the buffer butt joint rod possibly occurs, and at the moment, the end face of the blanking plug adjusting rod impacts the buffer butt joint rod, and the buffer butt joint rod moves backwards to form buffer and cannot be crashed and damaged.
Preferably, the end faces of the blanking plug adjusting rod and the buffer docking rod are both provided with a guide groove. The smooth leading-in during the butt joint is ensured.
Preferably, the flow test module comprises an induction electrode, an induction coil and an excitation iron core, wherein the induction coil is wound on the excitation iron core, and the induction electrode is connected with the induction coil.
Preferably, the retrievable blanking plug is a single-head adjustable eccentric measuring blanking plug or a double-head adjustable eccentric measuring blanking plug.
Preferably, the lower end of the water distributor main body is in threaded connection with the lower outer cylinder, and a plurality of layers of high-pressure sealing rings are arranged at the joint.
Preferably, the central channel and the water outlet of the water distributor main body are provided with pressure sensors. For monitoring both the injection pressure and the external pressure.
Preferably, the flow test module is further connected to a control circuit for flow testing.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the common mechanical water distribution functional area and the intelligent measuring and adjusting part on the water distributor work independently, and when the intelligent measuring and adjusting part fails, the conventional manual measuring and adjusting function of the common mechanical water distribution functional area can be continuously used, namely, the manual lowering measuring and adjusting instrument is guided by the guide centering cylinder to be in butt joint with the upper end of the blanking plug, the blanking plug is adjusted by the upper adjusting rod of the blanking plug, and meanwhile, the flow measurement is carried out, so that the water injection work of the whole well cannot be influenced.
2. In the intelligent measuring and adjusting part, the flow test module 5 and the buffer butt joint adjusting mechanism 8 are arranged in a 90-degree staggered manner, so that the intelligent measuring and adjusting part integrates functions of measurement, adjustment, data uploading and the like.
3. According to the invention, the plug can be put and taken out, and the function of replacement can be realized, if the plug fails, the plug can be replaced by a new plug only by putting down a special casting-taking-out instrument, so that the work of the whole water distributor is not influenced; and conventional intelligent water distributor can not realize this kind of function, but when throwing in of this scheme drags for the blanking plug and drops into this water distributor simultaneously, buffering docking mechanism can cushion the impact force of blanking plug, has realized flexible butt joint, can not lead to the butt joint pole to damage.
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 bottom view of the dispenser body;
FIG. 3 is a front view of the water dispenser body;
FIG. 4 is a top view of the water dispenser body;
fig. 5 is a cross-sectional view of a cushion docking adjustment mechanism.
In the drawings, the reference numerals and corresponding part names:
1. an upper outer cylinder; 2-guiding and righting cylinder; 3. a guide block; 4. a water distributor body; 5. a flow test module; 6. a lower outer cylinder; 7. the blanking plug can be put in and taken out; 8. buffer docking adjusting mechanism; 9. a motor drive unit; 10. a cable seal fixation assembly; 11. a special-shaped water channel; 41. a control circuit; 42. pressure sensing; 91. a travel limit switch; 81. a blanking plug adjusting rod; 82. buffering the butt joint rod; 83. a buffer spring; 84. a motor drive shaft.
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. 1-5, the invention comprises a double-regulation casting and fishing type eccentric cable control water distributor, which comprises an upper outer cylinder 1, a guide righting cylinder 2, a guide block 3, a water distributor main body 4 and a lower outer cylinder 6, wherein the bottom of the upper outer cylinder 1 is connected with the top of the guide righting cylinder 2, the bottom of the guide righting cylinder 2 is connected with the top of the water distributor main body 4, the bottom of the water distributor main body 4 is connected with the top of the lower outer cylinder 6, central channels are arranged on the upper outer cylinder 1, the guide righting cylinder 2, the guide block 3, the water distributor main body 4 and the lower outer cylinder 6, and the central channels on the upper outer cylinder 1, the guide righting cylinder 2, the guide block 3, the water distributor main body 4 and the lower outer cylinder 6 are sequentially communicated; a guide block 3 is fixed in the central channel of the guide centralizing cylinder 2, and a guide inclined plane on the guide block 3 is arranged opposite to a position of a directional notch on the guide centralizing cylinder 2; the water distributor is characterized in that a casting and fishing blanking plug mounting hole is formed in the upper portion of the water distributor main body 4, the casting and fishing blanking plug mounting hole is opposite to the center of a directional notch on the guide centralizing cylinder 2, a casting and fishing blanking plug 7 is mounted in the casting and fishing blanking plug mounting hole, a water inlet, a special-shaped water through tank 11 and a water outlet are further formed in the middle of the water distributor main body 4, the water inlet is communicated with the central channel of the water distributor main body 4, the central channel of the water distributor main body 4 is further communicated with the special-shaped water through tank, the special-shaped water through tank is communicated with the casting and fishing blanking plug mounting hole, the casting and fishing blanking plug 7 is communicated with the water outlet, a flow testing module 5 is further mounted between the water inlet and the special-shaped water through tank, a buffer butt joint adjusting mechanism 8 and a motor transmission group 9 are further mounted below the water distributor main body 4, the flow testing module 5 and the buffer butt joint adjusting mechanism 8 form a 90-degree staggered layout, the buffer butt joint adjusting mechanism 8 is connected with the lower end of the casting and fishing blanking plug 7, the motor transmission group 9 is connected with the buffer butt joint adjusting mechanism 8, and the flow testing module 5 is further connected with a cable sealing fixing assembly 10. The motor transmission group 9 comprises a motor, a transmission screw pair, a coupler and a dynamic seal assembly, wherein 2 travel limit switches 91 are arranged on the transmission screw pair, and the motor transmission group and the cable seal fixing assembly can be realized by adopting the prior art and are not the protection place of the patent. The cable seal mount assembly includes a cable and a seal mount.
The upper part of the water distributor main body 4 in the scheme is a common mechanical water distribution functional area, and the lower part of the water distributor main body 4 is an intelligent measuring and adjusting part.
In the common mechanical water distribution functional area, the guide righting cylinder 2 is provided with a directional notch, the guide block 3 is provided with a guide inclined plane and is fixed in the inner cavity of the guide righting cylinder 2, and the position of the guide inclined plane is opposite to the notch of the righting cylinder. When the conventional manual measuring and adjusting or throwing and fishing is used for replacing the throwing and fishing blanking plug 7, the corresponding measuring and adjusting instrument or throwing and fishing tool is put down to enter the guide righting cylinder 2, the guide inclined plane of the guide block 3 is matched with the guide claw inclined plane of the corresponding instrument, the adjusting arm or throwing and fishing arm of the corresponding instrument is oriented in the orientation notch of the guide righting cylinder 2, the corresponding instrument is put down continuously to be in butt joint with the throwing and fishing blanking plug 7 which is arranged in the eccentric hole of the water distributor main body 4 accurately, and then the ground control measuring and adjusting instrument can realize flow measurement or adjustment of the throwing and fishing blanking plug 7; the throwing and fishing tool is controlled to finish throwing or fishing out the throwing and fishing plug 7.
The intelligent measuring and adjusting part comprises intelligent measuring and adjusting components such as a flow testing module 5, a buffer butt-joint adjusting mechanism 8, a motor transmission group 9 and the like, the lower end of the water distributor main body 4 is in threaded connection with the lower outer cylinder 6 and is simultaneously connected with a central channel of the water distributor main body, and a plurality of layers of high-pressure sealing rings are arranged at the joint positions, so that an annular sealed area is formed between the central channel of the water distributor main body and the lower outer cylinder 6; the middle part of the water distributor main body 4 is provided with a special-shaped water through groove which is communicated with a water inlet of the water distributor and a mounting hole of the fishing blanking plug; a flow testing module 5 is arranged between the water inlet and the special-shaped water through groove, water flow is shunted from the central channel to the water inlet, passes through the sensing electrode on the flow testing module and then passes through the casting and fishing plug 7 to the water outlet. The electrode senses the rivers signal and gathers through flow test module 5, through the cable on the cable seal fixed subassembly, the real-time passback ground system that passes. The blanking plug adjusting rod 81 is arranged at the lower end of the throwing and fishing blanking plug 7, the blanking plug adjusting rod 82 is connected with the motor transmission shaft 84 in a coupling way, the motor rotates after receiving an adjusting instruction, and the blanking plug adjusting rod 81 is driven to synchronously rotate, so that the internal valve of the throwing and fishing type adjustable blanking plug 7 is adjusted, and the purpose of controlling the water injection quantity is achieved. The flat holes are coupled between the blanking plug adjusting rod 81 and the buffer docking rod 82, when a new casting blanking plug 7 is put into, the situation that the flat holes of the blanking plug adjusting rod 81 and the buffer docking rod 82 are not aligned possibly occurs, and at the moment, the end face of the blanking plug adjusting rod 81 impacts the buffer docking rod 82, and the buffer docking rod 82 moves backwards to form buffer, so that collision cannot occur; at this time, the motor on the motor transmission group is adjusted to drive the buffer docking rod 82 to rotate, and when the blanking plug adjusting rod 81 is aligned with the flat hole of the buffer docking rod 82, the buffer docking rod 82 is pushed into the blanking plug adjusting rod 81 to complete coupling under the action of the buffer spring 83.
At present, other types of intelligent water distributors are tested in part of oil fields, the technology is not mature, the popularization and the application cannot be realized, other intelligent water distributors cannot be used for the conventional measuring and regulating functions, the blanking plug cannot be put into operation, and once the blanking plug is blocked or damaged, the blanking plug can only be taken out for operation and then disassembled for replacement; in addition, if the intelligent water distributor fails and the motor is out of control, the water distributor loses the adjusting function.
At present, if various conventional intelligent water distributors in oil field tests fail, the conventional intelligent water distributors cannot be used continuously and can only be used for running the well again after being lifted for maintenance. The water distributor in the scheme can be used as a common mechanical eccentric water distributor or an intelligent water distributor. The reason is that ordinary mechanical water distribution functional area and intelligent survey on this scheme transfer the part and be mutually independent work, and when intelligent survey part breaks down, also can continue to use ordinary mechanical water distribution functional area's ordinary manual survey and transfer the function, the manual work is transferred the survey and is transferred the appearance promptly and pass through the direction and right a section of thick bamboo direction, dock with the blanking plug upper end, realize the blanking plug through the upper adjusting lever of blanking plug and adjust, carry out flow measurement simultaneously, can not influence the water injection work of whole well.
In this scheme, because flow test module 5 and buffering butt joint adjustment mechanism 8 become 90 offset overall arrangement in the intelligent survey and adjustment part, make intelligent survey and adjustment part integrated the function an organic wholes such as measurement, adjust, data upload, when adopting intelligent survey and adjustment mode, as long as set up the instruction and send to intelligent survey and adjustment part through the cable through ground system, can accomplish the logging work such as seal checking, measurement and adjustment, data can also pass back to ground system in real time through the cable simultaneously, and ground system can monitor other each layer water injection mandrel measured data simultaneously, and need not to transfer other instruments such as seal checking instrument when adopting intelligent survey and adjustment mode, flowmeter, survey and adjustment instrument, unmanned intelligent operation has been realized, instrument cost and cost of labor have been greatly reduced, logging efficiency and logging frequency have been improved.
The plug which can be put and taken out of the scheme can be put and taken out of the device and can be replaced, if the fault of the plug occurs, the plug can be replaced by a new plug only by putting down a special put and taken out device, and the work of the whole water distributor can not be influenced; and conventional intelligent water distributor can not realize this kind of function, but when throwing in of this scheme drags for the blanking plug and drops into this water distributor simultaneously, buffering docking mechanism can cushion the impact force of blanking plug, has realized flexible butt joint, can not lead to the butt joint pole to damage.
Example 2:
this embodiment is preferably as follows on the basis of embodiment 1: the buffer docking adjusting mechanism 8 comprises a blanking plug adjusting rod 81, a buffer docking rod 82, a buffer spring 83 and a motor transmission shaft 84, one end of the blanking plug adjusting rod 81 is connected with the lower end of the retractable blanking plug 7, the other end of the blanking plug adjusting rod 81 is coupled with a flat hole between the buffer docking rod 82, the motor transmission shaft 84 is coupled with a coupler on the motor transmission set 9, and the buffer spring 83 is mounted on the outer wall of the buffer docking rod 82.
The flat holes are coupled between the blanking plug adjusting rod 81 and the buffer docking rod 82, when a new casting blanking plug 7 is put into, the situation that the flat holes of the blanking plug adjusting rod 81 and the buffer docking rod 82 are not aligned possibly occurs, and at the moment, the end face of the blanking plug adjusting rod 81 impacts the buffer docking rod 82, and the buffer docking rod 82 moves backwards to form buffer, so that collision cannot occur; at this time, the motor on the motor transmission group is adjusted to drive the buffer docking rod 82 to rotate, and when the blanking plug adjusting rod 81 is aligned with the flat hole of the buffer docking rod 82, the buffer docking rod 82 is pushed into the blanking plug adjusting rod 81 to complete coupling under the action of the buffer spring 83.
Example 3:
the present embodiment is preferably as follows on the basis of the above embodiment: the end surfaces of the blanking plug adjusting rod 81 and the buffer docking rod 82 are provided with guide grooves. The smooth leading-in during the butt joint is ensured.
The flow test module 5 comprises an induction electrode, an induction coil and an excitation iron core, wherein the induction coil is wound on the excitation iron core, and the induction electrode is connected with the induction coil. The sensing electrode is connected with the water inlet, and the water flow is gone into in better response.
The retrievable blanking plug 7 is a single-head adjusting eccentric measuring blanking plug or a double-head adjusting eccentric measuring blanking plug. The selection range of the blanking plug is larger, and the usage is more convenient.
The lower end of the water distributor main body 4 is in threaded connection with the lower outer cylinder 6, and a plurality of layers of high-pressure sealing rings are arranged at the joint. An annular closed sealing area is formed between the central channel of the water distributor main body and the lower outer cylinder.
Pressure sensors 42 are installed at the central passage and the water outlet of the water distributor body 4. For monitoring both the injection pressure and the external pressure.
The flow test module 5 is also connected to a control circuit 41 for flow testing. The electrode senses the water flow signal and is collected through the flow test module 5, and the water flow signal is transmitted to the control circuit 41 for analysis and processing, so that flow test is realized. The control circuit can also be realized by adopting the existing common circuit.
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-regulation casting-fishing type eccentric cable control water distributor is characterized by comprising an upper outer cylinder (1), a guide centralizing cylinder (2), a guide block (3), a water distributor main body (4) and a lower outer cylinder (6), wherein the bottom of the upper outer cylinder (1) is connected with the top of the guide centralizing cylinder (2), the bottom of the guide centralizing cylinder (2) is connected with the top of the water distributor main body (4), the bottom of the water distributor main body (4) is connected with the top of the lower outer cylinder (6), central channels are formed in the upper outer cylinder (1), the guide block (3), the water distributor main body (4) and the lower outer cylinder (6), and the central channels on the upper outer cylinder (1), the guide centralizing cylinder (2), the guide block (3), the water distributor main body (4) and the lower outer cylinder (6) are sequentially communicated; a guide block (3) is fixed in the central channel of the guide centralizing cylinder (2), and a guide inclined plane on the guide block (3) is arranged opposite to a position of a directional notch on the guide centralizing cylinder (2); the upper part of the water distributor main body (4) is provided with a casting and fishing blanking plug mounting hole, the casting and fishing blanking plug mounting hole is opposite to the center of a directional notch on the guide centralizing cylinder (2), the casting and fishing blanking plug (7) is arranged in the casting and fishing blanking plug mounting hole, the middle part of the water distributor main body (4) is also provided with a water inlet, a special-shaped water through tank (11) and a water outlet, the water inlet is communicated with a central channel of the water distributor main body (4), the central channel of the water distributor main body (4) is also communicated with the special-shaped water through tank, the special-shaped water through tank is communicated with the casting and fishing blanking plug mounting hole, the casting and fishing blanking plug (7) is connected with the water outlet, a flow testing module (5) is also arranged between the water inlet and the special-shaped water through tank, a buffer butt-joint adjusting mechanism (8) and a motor transmission group (9) are also arranged below the water distributor main body (4), the flow testing module (5) and the buffer butt-joint adjusting mechanism (8) are staggered by 90 degrees, the buffer butt-joint adjusting mechanism (8) is connected with the lower end of the casting and blanking plug (7), and the motor transmission group (9) is also fixedly connected with a cable testing module (10);
the buffer butt joint adjusting mechanism (8) comprises a blanking plug adjusting rod (81), a buffer butt joint rod (82), a buffer spring (83) and a motor transmission shaft (84), one end of the blanking plug adjusting rod (81) is connected with the lower end of the casting blanking plug (7), the other end of the blanking plug adjusting rod (81) is coupled with a flat hole between the buffer butt joint rod (82), the motor transmission shaft (84) is coupled with a coupling on the motor transmission group (9), and the buffer spring (83) is arranged on the outer wall of the buffer butt joint rod (82);
wherein, the end surfaces of the blanking plug adjusting rod (81) and the buffer docking rod (82) are provided with a leading-in groove;
the flow test module (5) comprises an induction electrode, an induction coil and an excitation iron core, wherein the induction coil is wound on the excitation iron core, and the induction electrode is connected with the induction coil.
2. The double-regulation casting-pulling type eccentric cable controlled water distributor according to claim 1, wherein the casting-pulling type blanking plug (7) is a single-head regulation eccentric measurement blanking plug or a double-head regulation eccentric measurement blanking plug.
3. The double-regulation casting-pulling type eccentric cable controlled water distributor according to claim 1, wherein the lower end of the water distributor main body (4) is in threaded connection with the lower outer cylinder (6), and a plurality of layers of high-pressure sealing rings are arranged at the joint.
4. The double-regulation casting-pulling type eccentric cable controlled water distributor according to claim 1, wherein pressure sensors are arranged at the central channel and the water outlet of the water distributor main body (4).
5. Double-regulation, casting and fishing type eccentric cable control water distributor according to claim 1, characterized in that the flow test module (5) is also connected to a control circuit (41) for flow test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810514398.9A CN108487885B (en) | 2018-05-25 | 2018-05-25 | Double-regulation casting-fishing type eccentric cable controlled water distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN108487885B true CN108487885B (en) | 2023-12-19 |
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| CN112081572A (en) * | 2019-11-21 | 2020-12-15 | 安徽省勘查技术院(安徽省地质矿产勘查局能源勘查中心) | Eccentric wall-attached electrode in well |
| 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 |
| CN114046140B (en) * | 2022-01-13 | 2022-03-15 | 东营市兆鑫工贸有限责任公司 | Separate zone water injection water distributor convenient to salvage blanking plug |
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| CN201165868Y (en) * | 2008-03-11 | 2008-12-17 | 张博文 | Intelligent adjustment eccentric water distributing apparatus |
| CN201351488Y (en) * | 2009-02-11 | 2009-11-25 | 马中原 | Anti-sticking casing and fishing-free double-channel water distributor |
| CN102900410A (en) * | 2012-10-24 | 2013-01-30 | 中国石油化工股份有限公司 | Repeated seat seal type packing water regulator |
| CN208252101U (en) * | 2018-05-25 | 2018-12-18 | 四川省科学城久利电子有限责任公司 | Double adjusting dropping in and taking off type bias cable control injection well downhole flow regulators |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7093652B2 (en) * | 2002-02-15 | 2006-08-22 | William R. Gray | Plunger with multiple jackets |
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| CN201165868Y (en) * | 2008-03-11 | 2008-12-17 | 张博文 | Intelligent adjustment eccentric water distributing apparatus |
| CN201351488Y (en) * | 2009-02-11 | 2009-11-25 | 马中原 | Anti-sticking casing and fishing-free double-channel water distributor |
| CN102900410A (en) * | 2012-10-24 | 2013-01-30 | 中国石油化工股份有限公司 | Repeated seat seal type packing water regulator |
| CN208252101U (en) * | 2018-05-25 | 2018-12-18 | 四川省科学城久利电子有限责任公司 | Double adjusting dropping in and taking off type bias cable control injection well downhole flow regulators |
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