CN113982548A - Bubble row rod feeding device for natural gas well - Google Patents
Bubble row rod feeding device for natural gas well Download PDFInfo
- Publication number
- CN113982548A CN113982548A CN202110581046.7A CN202110581046A CN113982548A CN 113982548 A CN113982548 A CN 113982548A CN 202110581046 A CN202110581046 A CN 202110581046A CN 113982548 A CN113982548 A CN 113982548A
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- China
- Prior art keywords
- gas well
- natural gas
- rod
- leather layer
- valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002343 natural gas well Substances 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 41
- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 claims abstract description 26
- 239000010985 leather Substances 0.000 claims abstract description 24
- 239000006260 foam Substances 0.000 claims abstract description 23
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 239000010425 asbestos Substances 0.000 claims abstract description 13
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 abstract description 10
- 239000004088 foaming agent Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000008398 formation water Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention provides a foam discharging rod throwing device for a natural gas well, which comprises a gas production tree, a first gas well valve, a second gas well valve, a screw thread, a rod throwing barrel and a heating assembly, wherein the gas production tree is provided with the first gas well valve and the second gas well valve, the gas production tree is connected with the rod throwing barrel through the screw thread, the outer side of the rod throwing barrel is tightly attached with the heating assembly, the heating assembly comprises a leather layer, heating wires, an asbestos heat insulation layer and magnets, one side in the leather layer is provided with a plurality of heating wires, one side outside the leather layer is provided with the asbestos heat insulation layer, two ends of the leather layer are respectively connected with the magnets through rivets, and the asbestos heat insulation layer is provided with a control switch. The foam discharging rod feeding device for the natural gas well can reduce the operation frequency, reduce the workload and the operation risk, shorten the well closing time, reduce the cost and improve the yield of a single well.
Description
Technical Field
The invention relates to the technical field of natural gas production, in particular to a foam discharging rod throwing device for a natural gas well.
Background
In the production process of a natural gas well, formation water is produced frequently, the gas production rate is reduced gradually along with the continuous reduction of formation pressure, and when the gas production rate is lower than the critical liquid carrying flow rate of the gas well, gas cannot carry all produced water out of a shaft, so that shaft effusion is caused, and the normal production of the gas well is influenced. The foam drainage gas production is that after foaming agent with a certain proportion is injected into a shaft, the accumulated liquid at the bottom of the shaft is converted into foam fluid under the stirring of natural gas flow, thereby reducing the density of the accumulated liquid, reducing the surface tension of formation water and achieving the purpose of lifting the accumulated liquid in the shaft.
The automatic filling device of the foam discharging rod used in the industry at present has the defects of large investment, high failure rate, high maintenance cost, easy occurrence of failures such as freezing blockage, operation failure and the like in winter and influence on safe production. The solid foaming agent is also called a foam discharging rod, and needs to be manually filled from a well mouth, the existing operation mode can only be filled two times at each time, three times of operation is needed, one round (six roots) or more foam discharging rod adding operations can be completed, a well mouth valve needs to be frequently switched, operation at the well mouth is inconvenient, labor intensity of personnel is high, and frequent operation of the well mouth valve can easily cause the occurrence of events which influence safety production, such as valve failure, internal leakage and the like.
Disclosure of Invention
The invention aims to solve the defects in the background technology, develops the foam discharging rod throwing device for the purpose of realizing the throwing of a large number of foam discharging rods at one time, reduces the operation frequency, the workload and the operation risk, shortens the well shut-in time, reduces the cost and improves the yield of a single well, and provides the foam discharging rod throwing device for the natural gas well.
In order to achieve the purpose, the invention provides the following technical scheme that the foam discharging rod throwing device for the natural gas well comprises a gas production tree, a first gas well valve, a second gas well valve, a screw thread, a rod throwing barrel and a heating assembly, wherein the first gas well valve and the second gas well valve are arranged on the gas production tree, the rod throwing barrel is connected to the gas production tree through the screw thread, and the heating assembly is tightly attached to the outer side of the rod throwing barrel;
the heating assembly comprises a leather layer, heating wires, an asbestos heat insulation layer and magnets, wherein the plurality of heating wires are arranged on one side in the leather layer, the asbestos heat insulation layer is arranged on one side outside the leather layer, the two ends of the leather layer are respectively connected with the magnets through rivets, and a control switch is arranged on the asbestos heat insulation layer.
Furthermore, an opening is formed in one side of the top of the rod throwing barrel, and a plug is connected in the opening.
Furthermore, a power line is arranged on one side of the control switch, and the control switch is electrically connected with the plurality of heating wires respectively.
Furthermore, a pressure release valve and a quick-opening plug are arranged at the top end of the rod throwing barrel.
Furthermore, two ends of the leather layer are attracted and attached through the magnetic force of the two magnets.
Furthermore, the heating wires are arranged at equal intervals on one side in the leather layer.
The invention provides a foam discharging rod feeding device for a natural gas well, which has the following beneficial effects:
1. the utility model has the advantages of, when throwing the stick, the operating personnel can open earlier and throw the pressure in the stick bucket is thrown in the relief valve release of excellent bucket top, then utilize the end cap handle to demolish the end cap of opening soon, pack into the bubble and arrange the stick, throw the stick operation according to normally throwing the stick flow again and be the shell, this kind of natural gas well is arranged the stick and is put in the device and can increase once to put in the quantity that the bubble was arranged the stick, reduce the number of times of operation frequency and valve switch, also practice thrift manufacturing cost when reducing work load.
2. Secondly, the heating wire is opened through the control switch, the heating wire generates heat to heat the rod throwing barrel, the phenomenon that the foaming agent is easy to solidify, freeze and block the rod throwing barrel in the winter construction process is avoided, the problems that the original rod throwing barrel does not have a heating function and is easy to block when the foaming agent is conveyed are solved, and the heating and dredging effects are improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic cross-sectional view of a heating assembly of the present invention.
FIG. 3 is a top sectional view of the barrel of the present invention.
In FIGS. 1-3: the gas production system comprises a gas production tree-1, a first gas well valve-101, a second gas well valve-102, a screw thread-2, a rod throwing barrel-3, a heating component-4, a leather layer-401, a heating wire-402, an asbestos heat insulation layer-403, a magnet-404, a plug-5, a control switch-6, a power line-7, a pressure release valve-8 and a quick-opening plug-9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to figures 1-3 of the drawings,
the embodiment provides a foam discharging rod releasing device for a natural gas well, which comprises a gas production tree 1, a first gas well valve 101, a second gas well valve 102, a screw thread 2, a rod releasing barrel 3 and a heating assembly 4, wherein the gas production tree 1 is provided with the first gas well valve 101 and the second gas well valve 102, the gas production tree 1 is connected with the rod releasing barrel 3 through the screw thread 2, the rod releasing barrel 3 is additionally arranged at the upper end of the gas production tree 1, the first gas well valve 101 is arranged between the gas production tree 1 and the rod releasing barrel 3, the top of the rod releasing barrel 3 is provided with a pressure release valve 8 and a quick opening plug 9, the rod releasing barrel 3 is made of DN60 oil pipe and bears pressure above 35MPa, when a rod is released, an operator can firstly open the pressure release valve 8 at the top of the rod releasing barrel 3 to release the pressure in the rod releasing barrel, then use a plug handle to remove the quick opening plug 9, load a foam discharging rod, and then carry out rod releasing operation according to a normal rod releasing flow, namely shell releasing, and the foam discharging rod releasing device for the natural gas well, the number of the foam discharging rods can be increased by using the rod throwing barrel 3, the operation frequency and the valve opening and closing frequency are reduced, and the production cost is saved while the workload is reduced.
The heating component 4 is tightly attached to the outer side of the rod throwing barrel 3; the heating component 4 comprises a leather layer 401, heating wires 402, an asbestos heat insulation layer 403 and magnets 404, a plurality of heating wires 402 are arranged on one side in the leather layer 401, the asbestos heat insulation layer 403 is arranged on one side outside the leather layer 401, the magnets 404 are respectively connected to two ends of the leather layer 401 through rivets, a control switch 6 is arranged on the asbestos heat insulation layer 403, the heating wires 402 are firstly turned on through the control switch 6, heat generated by the heating wires 402 heats the bar throwing barrel 3, the phenomenon that a foaming agent is easily solidified and frozen to block the bar throwing barrel 3 in the construction process in winter is avoided, the problem that the original bar throwing barrel 3 does not have a heating function and is easily blocked when the foaming agent is conveyed is solved, and the heating dredging effect of the invention is improved.
Further, throw 3 top one sides of excellent bucket and seted up the opening, the opening in-connection has plug 5, plug 5 is used for throwing the end of excellent bucket 3, prevents to throw revealing of excellent bucket 3, plays sealed effect.
Further, a power line 7 is arranged on one side of the control switch 6, and the control switch 6 is electrically connected with the plurality of heating wires 402 respectively, so that the control switch 6 is connected with an external control power source through the power line 7 to provide required electric energy.
Furthermore, a pressure release valve 8 and a quick-opening plug 9 are arranged at the top end of the rod throwing barrel 3, and the quick-opening plug 9 blocks an unnecessary opening in the rod throwing barrel 3 to play a role in sealing.
Further, leather layer 401 both ends are through two blocks of magnet 404 magnetic force looks attracting laminating for make things convenient for leather layer 401 to dismantle fixedly throwing excellent bucket 3.
Further, the heating wires 402 are arranged at equal intervals on one side in the leather layer 401, so that the targeted sectional design is realized, and the heating power of each heating wire 402 is reasonably distributed.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (6)
1. The foam discharging rod throwing device for the natural gas well is characterized by comprising a gas production tree (1), a first gas well valve (101), a second gas well valve (102), a screw thread (2), a rod throwing barrel (3) and a heating assembly (4), wherein the first gas well valve (101) and the second gas well valve (102) are arranged on the gas production tree (1), the rod throwing barrel (3) is connected to the gas production tree (1) through the screw thread (2), and the heating assembly (4) is tightly attached to the outer side of the rod throwing barrel (3);
heating element (4) include leather layer (401), heater strip (402), asbestos insulating layer (403) and magnet (404), one side is equipped with a plurality of heater strips (402) in leather layer (401), leather layer (401) outer one side is equipped with asbestos insulating layer (403), leather layer (401) both ends are connected with magnet (404) respectively through the rivet, be equipped with control switch (6) on asbestos insulating layer (403).
2. The foam discharging rod throwing device for the natural gas well is characterized in that one side of the top of the rod throwing barrel (3) is provided with an opening, and a pipe plug (5) is connected in the opening.
3. The foam discharging rod releasing device for the natural gas well as defined in claim 1, wherein a power line (7) is arranged on one side of the control switch (6), and the control switch (6) is electrically connected with the plurality of heating wires (402).
4. The foam discharging rod throwing device for the natural gas well is characterized in that a pressure release valve (8) and a quick-opening plug (9) are arranged at the top end of the rod throwing barrel (3).
5. The foam discharging rod releasing device for the natural gas well as recited in claim 1, wherein two ends of the leather layer (401) are attached to each other by magnetic attraction of two magnets (404).
6. The foam discharging rod releasing device for the natural gas well as recited in claim 1, wherein the heating wires (402) are arranged in an equidistant manner on one side in the leather layer (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110581046.7A CN113982548A (en) | 2021-05-27 | 2021-05-27 | Bubble row rod feeding device for natural gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110581046.7A CN113982548A (en) | 2021-05-27 | 2021-05-27 | Bubble row rod feeding device for natural gas well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113982548A true CN113982548A (en) | 2022-01-28 |
Family
ID=79731759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110581046.7A Pending CN113982548A (en) | 2021-05-27 | 2021-05-27 | Bubble row rod feeding device for natural gas well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113982548A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202228059U (en) * | 2011-10-20 | 2012-05-23 | 中国石油天然气股份有限公司 | Experimental system for foaming agent used for water pumping gas production |
| CN204312044U (en) * | 2014-12-13 | 2015-05-06 | 崔学军 | The caber cartridge of bubble rod row thrown in by a kind of Gas Exploitation gas well |
| CN106422376A (en) * | 2016-08-29 | 2017-02-22 | 四川弘毅智慧知识产权运营有限公司 | Energy-saving and evenly-heated electric heating type concentration tank |
| CN107114167A (en) * | 2017-06-08 | 2017-09-01 | 合肥同创园林科技有限公司 | A kind of gardens anti-frost protection set |
| CN207020035U (en) * | 2017-07-27 | 2018-02-16 | 中国海洋石油总公司 | A kind of device for being used for foam evaluations under HTHP |
| CN208340616U (en) * | 2018-04-18 | 2019-01-08 | 东莞市盛泽电子科技有限公司 | A kind of planetary mixer for heat conductive silica gel production |
| CN109237163A (en) * | 2018-10-10 | 2019-01-18 | 湖州金洁塑业有限公司 | A kind of oil pipeline |
-
2021
- 2021-05-27 CN CN202110581046.7A patent/CN113982548A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202228059U (en) * | 2011-10-20 | 2012-05-23 | 中国石油天然气股份有限公司 | Experimental system for foaming agent used for water pumping gas production |
| CN204312044U (en) * | 2014-12-13 | 2015-05-06 | 崔学军 | The caber cartridge of bubble rod row thrown in by a kind of Gas Exploitation gas well |
| CN106422376A (en) * | 2016-08-29 | 2017-02-22 | 四川弘毅智慧知识产权运营有限公司 | Energy-saving and evenly-heated electric heating type concentration tank |
| CN107114167A (en) * | 2017-06-08 | 2017-09-01 | 合肥同创园林科技有限公司 | A kind of gardens anti-frost protection set |
| CN207020035U (en) * | 2017-07-27 | 2018-02-16 | 中国海洋石油总公司 | A kind of device for being used for foam evaluations under HTHP |
| CN208340616U (en) * | 2018-04-18 | 2019-01-08 | 东莞市盛泽电子科技有限公司 | A kind of planetary mixer for heat conductive silica gel production |
| CN109237163A (en) * | 2018-10-10 | 2019-01-18 | 湖州金洁塑业有限公司 | A kind of oil pipeline |
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