CN214616446U - Separate injection well measuring and adjusting injection blowout preventer and equipment thereof - Google Patents
Separate injection well measuring and adjusting injection blowout preventer and equipment thereof Download PDFInfo
- Publication number
- CN214616446U CN214616446U CN202120175561.0U CN202120175561U CN214616446U CN 214616446 U CN214616446 U CN 214616446U CN 202120175561 U CN202120175561 U CN 202120175561U CN 214616446 U CN214616446 U CN 214616446U
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- China
- Prior art keywords
- liquid
- injection
- blowout preventer
- choke tube
- choke
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Links
- 238000002347 injection Methods 0.000 title claims abstract description 48
- 239000007924 injection Substances 0.000 title claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 238000007789 sealing Methods 0.000 claims abstract description 47
- 238000012360 testing method Methods 0.000 claims abstract description 29
- 238000012546 transfer Methods 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000012856 packing Methods 0.000 claims description 17
- 230000002265 prevention Effects 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 13
- 238000003912 environmental pollution Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 15
- 235000019198 oils Nutrition 0.000 description 15
- 238000005259 measurement Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000006837 decompression Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 235000019476 oil-water mixture Nutrition 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000010495 camellia oil Substances 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Images
Abstract
The utility model is suitable for an oil field exploitation technical field provides a divide annotate well survey and transfer notes liquid blowout preventer and equipment thereof, divide annotate well survey and transfer notes liquid blowout preventer and include: preventing the shower nozzle; the choke tube is connected to the blowout preventer head, has a hollow structure inside, is used for nesting cables and forms a sealed space; the liquid injection port is communicated with the choke pipe and is used for communicating an oil high-pressure sealing liquid source; the liquid outlet is communicated with the flow choking pipe and is used for discharging sealing liquid in the flow choking pipe; wherein, the choke tube or the blowout preventer is connected with a traction piece. The sealing liquid tightly fills the gap between the cable and the choke tube to play a role in sealing and lubricating, so that the abrasion of the cable is reduced, and the use cost is reduced; the device has simple structure and easy operation, and reduces the labor intensity of field testing and adjusting personnel. The utility model discloses the advantage: simple structure, convenient operation, good sealing effect, low use cost and environmental pollution avoidance.
Description
Technical Field
The utility model belongs to the technical field of the oil field exploitation, especially, relate to a notes well survey and transfer notes liquid blowout preventer and equipment thereof.
Background
Along with the extension of the advanced water injection time of oil field development, in the oil extraction test, for the well condition with higher injection allocation pressure, the length of the weighting rod is increased to require the length of the blowout preventer to be correspondingly increased, and the conventional climbing type manual lifting blowout preventer cannot meet the test requirements of the working conditions. Since 2012, by continuously popularizing the bridge type concentric separate injection process, because a gap exists between the exterior of the armored cable and an inner hole of the blowout preventer, an oil-water mixture can inevitably overflow from the upper part or the side of the blowout preventer, the operation environment on site is seriously polluted, and a lot of inconvenience is brought to operation workers for operation tests. During the water injection well testing and adjusting operation, a large amount of oil-water mixture is carried by overflow blowout water. The potential safety hazard is greatly brought to operating personnel who operates at the water injection well head, and the use of testing and adjusting equipment is influenced, increases production operation intensity. Therefore, the improvement of the blowout prevention process of the well testing and testing is urgently needed to solve the technical problems mentioned above.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a annotate well logging and transfer notes liquid blowout preventer, aim at solving sealed not tight problem.
The embodiment of the utility model provides a realize like this, a annotate well measurement and transfer notes liquid blowout preventer separately, annotate well measurement and transfer notes liquid blowout preventer separately includes:
preventing the shower nozzle;
the choke tube is connected to the blowout preventer head, has a hollow structure inside, is used for nesting cables and forms a sealed space;
the liquid injection port is communicated with the choke pipe and is used for communicating an oil high-pressure sealing liquid source;
the liquid outlet is communicated with the flow choking pipe and is used for discharging sealing liquid in the flow choking pipe;
wherein, the choke tube or the blowout preventer is connected with a traction piece.
The embodiment of the utility model provides an in, alternate the cable in the inside of choke tube, put into the well with the choke tube through drawing the piece, high-pressure sealing liquid source enters into the inside of choke tube from annotating the liquid mouth, and discharge from the liquid outlet, inside the gap between choke tube and cable was filled to sealing liquid, play the choked flow decompression, sealing effect, thereby prevent the overflow, the working strength is reduced, the potential safety hazard has been stopped, the security of oil recovery operation test has been increased, repeated debugging has been avoided, make the operation go on smoothly, environmental pollution has been prevented simultaneously.
In a preferred embodiment of the present invention, the first and second,
another object of the embodiment of the utility model is to provide a annotate well logging and transferring notes liquid blowout preventer separately, include:
a sealing liquid driving device for driving the sealing liquid to flow; and the number of the first and second groups,
the injection testing, adjusting and injecting blowout prevention equipment for the split injection well;
wherein, sealed liquid drive arrangement is through high-pressure pipeline intercommunication notes liquid mouth, and liquid outlet and overflow mouth same intercommunication pipeline carry out the oil extraction.
The embodiment of the utility model provides a pair of annotate well separately and measure and transfer notes liquid blowout preventer, inside the gap between choke tube and cable was filled to the sealing liquid, played the choked flow and decompressed, sealed effect to prevent the overflow, reduced working strength, stopped the potential safety hazard, increased the security of oil recovery operation test, avoided debugging repeatedly, make the operation go on smoothly, prevented environmental pollution simultaneously. The method has the advantages that the method achieves on-site high-pressure operation without overflow, meets the requirement of environmental protection, and the sealing liquid more tightly fills the gap between the cable and the choke tube to play a role in sealing and lubricating, thereby reducing the abrasion of the cable and lowering the use cost; the method is simple and easy to operate, and reduces the labor intensity of field testing and adjusting personnel. The utility model discloses the advantage: simple structure, convenient operation, good sealing effect, low use cost and environmental pollution avoidance.
Drawings
Fig. 1 is a schematic structural view of a liquid injection blowout preventer for measuring and adjusting a separate injection well according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a liquid injection preventing device for injection measurement and adjustment of a split injection well according to an embodiment of the present invention;
in the drawings: the top sheave 1, hydraulic pump connector 2, liquid outlet 3, annotate liquid mouth 4, choke tube 5, overflow mouth 6, packing 7, prevent shower nozzle 8, hydraulic pump 9, first valve 10, second valve 11, manometer 12, annotate the liquid pump 13, on-vehicle gas holder 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
As shown in fig. 1, for the embodiment of the utility model provides a annotate well logging liquid injection preventer's structure chart that transfers, include:
a spray-proof head 8;
the choke tube 5 is connected to the anti-spray head 8, has a hollow structure inside, is used for nesting cables and forms a sealed space;
the liquid injection port 4 is communicated with the choke pipe 5 and is used for communicating an oil high-pressure sealing liquid source;
the liquid outlet 3 is communicated with the choke tube 5 and is used for discharging sealing liquid in the choke tube 5;
wherein, the choke pipe 5 or the anti-spray head 8 is connected with a traction piece.
The embodiment of the utility model provides an in, alternate the cable in the inside of choke tube 5, put into the well with choke tube 5 through pulling the piece, high-pressure sealing liquid source enters into the inside of choke tube 5 from annotating liquid mouth 4, and discharge from liquid outlet 3, inside the gap between choke tube 5 and cable was filled to the sealing liquid, play the choked flow and reduce pressure, sealing effect, thereby prevent the overflow, working strength has been reduced, the potential safety hazard has been stopped, the security of oil recovery operation test has been increased, repeated debugging has been avoided, make the operation go on smoothly, environmental pollution has been prevented simultaneously.
The utility model discloses an in the example, choke tube 5 is the tubular structure, and the cable passes choke tube 5, and the both ends of choke tube 5 are provided with glan or other seal structure and prescribe a limit to sealed liquid and seal, thereby avoid sealed liquid 5's both ends to discharge, thereby glan sets up and has avoided cable and 5 axial or radial rotations of choke tube, guarantees that the connection of cable is normal to connect convenient and fast. The liquid injection port 4 is arranged below the liquid outlet 3, so that sealing liquid is discharged from the liquid outlet 3 after being filled with the choke tube 5, and the excellent sealing effect is ensured. The sealing liquid may be grease, but other liquids that can be sealed are not excluded.
As the utility model discloses a preferred embodiment, the piece that pulls is day pulley 1, rotates through the screw thread to be connected on preventing shower nozzle 8 or choke tube 5, and on hydraulic lifting device was connected to day pulley 1, the lift of annotating the well survey of dividing in the regulation pit and transferring notes liquid blowout preventer.
As a preferred embodiment of the utility model, the intercommunication has hydraulic pump connector 2 on choke pipe 5, and choke pipe 5's inside sets up pressure seal spare, can communicate hydraulic pump 9 through hydraulic pump connector 2, adjusts pressure seal spare through hydraulic pump 9 to can seal 5 inside in choke pipe, prevent to seal and annotate 5 inside in choke pipe after the liquid became invalid and seal.
As a preferred embodiment of the present invention, the pressure sealing element is a multi-stage packing 7, and under the action of the hydraulic pump 9, the packing 7 is sealed, but the pressure sealing element may also be in other forms, which is not described here.
As the utility model discloses a preferred embodiment, packing 7 is tertiary setting, and wherein third level packing front end sets up the long choke tube of 100mm, can effectively improve sealed effect, has improved sealing capacity.
As an embodiment of the utility model, be provided with the packing pad between packing 7 and the choke tube 5, the packing pad sets up to cylindric structure, and setting up of packing pad has increased sealed effect, and the packing pad adopts the metal material, reduces to warp and damages, improves the wearability.
As another preferred embodiment of the utility model, overflow mouth 6 has been seted up on choke tube 5, and 5 sealed not enough circumstances of choke tube 5 of being convenient for inside sealing liquid mixture of choke tube 5 discharge from choke tube 5, avoided 5 internal pressure of choke tube 5 too big cause choke tube 5 to damage.
As shown in FIG. 2, the embodiment of the utility model provides a still provide a annotate well logging liquid injection prevention equipment that transfers, include:
a sealing liquid driving device for driving the sealing liquid to flow; and the number of the first and second groups,
the injection testing, adjusting and injecting blowout prevention equipment for the split injection well;
wherein, sealed liquid drive device is through high-pressure pipeline intercommunication notes liquid mouth 4, and liquid outlet 3 and overflow mouth 6 same intercommunication pipeline carry out the oil extraction.
The embodiment of the utility model provides an in, alternate the cable in the inside of choke tube 5, put into the well with choke tube 5 through drawing the piece, under sealing liquid drive device's effect, sealing liquid is discharged from sealed liquid source and is followed the inside that annotates liquid mouth 4 and enter into choke tube 5, and discharge from liquid outlet 3, sealing liquid is filled inside the gap between choke tube 5 and cable, play the choked flow decompression, sealing effect, thereby prevent the overflow, working strength has been reduced, the potential safety hazard has been stopped, the security of oil recovery operation test has been increased, repeated debugging has not been avoided, make the operation go on smoothly, environmental pollution has been avoided simultaneously. The overflowing sealing liquid is discharged from the overflow port 6.
As the utility model discloses a another kind of preferred embodiment, sealed liquid drive arrangement includes on-vehicle gas holder 14 and infusion pump 13, and on-vehicle gas holder 14 drive infusion pump 13 conveys, and on-vehicle gas holder 14 convenient to use is convenient for field work to the simple operation has improved work efficiency.
As the utility model discloses a preferred embodiment, annotate liquid mouth 4 intercommunication and have manometer 12, can read the sealed hydraulic pressure force that annotates liquid mouth 4 and let in through manometer 12 to adjust the inside pressure of choke tube 5, it is not good with the leakproofness that insufficient pressure caused to have avoided the choke tube 5 that pressure too big caused to break with this. The liquid outlet 3 is communicated with a first valve 10, the liquid injection port 4 is communicated with a second valve 11, and the flow of the sealing liquid flowing in and out is controlled by the second valve 11 and the first valve 10, so that the dynamic balance in the choke tube 5 is kept.
As an optimized embodiment of the utility model, accomplish 2 mouths in south roof beam operation district, hua chi operation district 1 mouths of completion, city trench operation district 2 mouths, west peak oil recovery two districts accomplish 2 mouths of survey and transfer well on-the-spot grease injection seal test, the test result is as follows: according to experimental test results, the operation performed by the equipment has good sealing effect and no overflow.
Test statistical table for injection testing and injection preventing device of separate injection well
| Serial number | Block | Date | Number of well | Water injection level | Pressure of water | Test results | |
| 1 | South |
8 month and 4 days | Beam 25-15 | Length 4+5 | 15.5Mpa | Without overflow | |
| 2 | South |
8 month and 7 days | Beams 25-16 | Length 4+5 | 14.5Mpa | Without overflow | |
| 3 | |
8 month and 9 days | Mountain 146-52 | |
16.6Mpa | Without overflow | |
| 4 | |
8 month and 12 days | Mountain 133-29 | |
17.0Mpa | Without overflow | |
| 5 | Huachi |
8 month and 14 days | Display 304- | |
17.0Mpa | Without |
|
| 6 | West peak oil production two- |
8 month and 24 days | Dong 79-48 | |
18.0Mpa | Without overflow | |
| 7 | South beam operation area | 9 month and 12 days | Am 242-2 | |
20Mpa | With |
|
| 8 | Three zones for oil production in |
11 month and 1 day | West 28-01 | Length 4+5 | 21Mpa | Without overflow | |
| 9 | Xifengcai teaOil three |
11 month and 20 days | West 28-8 | Length 4+5 | 22.8Mpa | Without overflow |
The utility model provides an in the above-mentioned embodiment, it annotates liquid blowout preventer to annotate well measurement and transfer separately, and annotate well measurement and transfer liquid blowout preventer based on should annotate separately provides a annotate well measurement and transfer liquid blowout preventer, put into the well with choke tube 5 through pulling the piece, under sealing liquid drive arrangement's effect, sealing liquid enters into the inside of choke tube 5 from annotating liquid mouth 4, and discharge from liquid outlet 3, inside the gap of sealing liquid packing between choke tube 5 and cable, play the choked flow decompression, sealing effect, thereby prevent the overflow, the working strength has been reduced, the potential safety hazard has been stopped, the security of oil recovery operation test has been increased, repeated debugging has not been avoided, make the operation go on smoothly, environmental pollution has been avoided simultaneously. The overflowing sealing liquid is discharged from the overflow port 6.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a branch notes well measure and transfer notes liquid blowout preventer, a serial communication port, branch notes well measure and transfer notes liquid blowout preventer includes:
preventing the shower nozzle;
the choke tube is connected to the blowout preventer head, has a hollow structure inside, is used for nesting cables and forms a sealed space;
the liquid injection port is communicated with the flow choking pipe and is used for communicating a high-pressure sealing liquid source;
the liquid outlet is communicated with the flow choking pipe and is used for discharging sealing liquid in the flow choking pipe;
wherein, the choke tube or the blowout preventer is connected with a traction piece.
2. The injection testing and injection adjusting blowout preventer according to claim 1, wherein the traction member is a crown block which is rotatably connected to the blowout preventer or the choke pipe through a screw thread.
3. The injection testing, adjusting and injecting blowout preventer as claimed in claim 1, wherein the choke tube is connected with a hydraulic pump connection port, and a pressure seal is disposed inside the choke tube and is connected with the hydraulic pump through the hydraulic pump connection port.
4. The injection-testing and injection-adjusting blowout preventer according to claim 3, wherein the pressure seal is a multi-stage packing.
5. The injection testing and injection-adjusting blowout preventer according to claim 4, wherein the packing is arranged in three stages, and a 100mm long choke pipe is arranged at the front end of the third stage of packing.
6. The injection testing and adjusting blowout preventer of claim 5, wherein a packing pad is arranged between the packing and the choke tube, and the packing pad is made of metal.
7. The injection testing and adjusting blowout preventer of claim 1, wherein the choke tube is provided with an overflow port.
8. The utility model provides a branch notes well measure and transfer notes liquid blowout preventer, its characterized in that, branch notes well measure and transfer notes liquid blowout preventer includes:
a sealing liquid driving device for driving the sealing liquid to flow; and the number of the first and second groups,
a split-injection well-logging liquid injection blowout preventer as claimed in any one of claims 1 to 7;
wherein, sealed liquid drive arrangement is through high-pressure line intercommunication notes liquid mouth, and liquid outlet intercommunication pipeline carries out the oil extraction.
9. The split-injection well logging and injection liquid blowout prevention device according to claim 8, wherein the sealing liquid driving device comprises an on-board air storage tank and an injection pump.
10. The injection testing and injection adjusting blowout prevention device for the split injection well according to claim 8, wherein the injection port is communicated with a pressure gauge, the liquid outlet is communicated with a first valve, and the injection port is communicated with a second valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120175561.0U CN214616446U (en) | 2021-01-22 | 2021-01-22 | Separate injection well measuring and adjusting injection blowout preventer and equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120175561.0U CN214616446U (en) | 2021-01-22 | 2021-01-22 | Separate injection well measuring and adjusting injection blowout preventer and equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214616446U true CN214616446U (en) | 2021-11-05 |
Family
ID=78437979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120175561.0U Expired - Fee Related CN214616446U (en) | 2021-01-22 | 2021-01-22 | Separate injection well measuring and adjusting injection blowout preventer and equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214616446U (en) |
-
2021
- 2021-01-22 CN CN202120175561.0U patent/CN214616446U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |