CN111773847B - Gas drilling stratum gas purifying and filtering device for logging - Google Patents
Gas drilling stratum gas purifying and filtering device for logging Download PDFInfo
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- CN111773847B CN111773847B CN202010642707.8A CN202010642707A CN111773847B CN 111773847 B CN111773847 B CN 111773847B CN 202010642707 A CN202010642707 A CN 202010642707A CN 111773847 B CN111773847 B CN 111773847B
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- gas
- gas inlet
- pipe
- baffle
- filter cartridge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2247/00—Details relating to the separation of dispersed particles from gases, air or vapours by liquid as separating agent
- B01D2247/10—Means for removing the washing fluid dispersed in the gas or vapours
- B01D2247/106—Means for removing the washing fluid dispersed in the gas or vapours using a structured demister, e.g. tortuous channels
Abstract
The invention relates to the technical field of oil-gas exploration and development, in particular to a gas drilling stratum gas purification and filtration device for logging, which comprises a filter cartridge, a top cover, a gas inlet pipe, a gas outlet pipe, a splash baffle and a water vapor baffle, wherein the top cover matched with the filter cartridge is fixedly arranged at the upper end of the filter cartridge, a gas inlet and a gas outlet which are communicated up and down are arranged on the top cover at left and right intervals, and the gas inlet pipe with the lower end positioned at the lower part of the filter cartridge is fixedly arranged at the lower end of the gas inlet. The gas collecting device is reasonable and compact in structure and convenient to use, the purifying liquid is added into the filter barrel, the stratum gas in the gas collecting pipe enters the purifying liquid through the gas inlet pipe, the dust in the gas is filtered by the purifying liquid, the purified gas flows out of the gas outlet pipe after being blocked by the splashing baffle and the water vapor baffle, the dust and the water vapor carried by the filtered gas are removed, the damage of subsequent gas detection equipment caused by the dust is avoided, and the gas collecting device has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Description
Technical Field
The invention relates to the technical field of oil and gas exploration and development, in particular to a gas drilling stratum gas purifying and filtering device for logging.
Background
At present, when gas is collected in logging on a production site of gas drilling, the filtered gas still has bubbles in the existing stratum gas filtering device, the bubbles carry water vapor and dust to enter a subsequent pipeline, the dust in the gas is easy to be filtered, the polluted liquid is easy to be sucked into a gas circuit pipeline,
the burden of a subsequent drying tube is increased, the production cost is increased, and inaccurate data detection in the formation gas is easily caused, so that the logging quality and the drilling risk are influenced.
Disclosure of Invention
The invention provides a gas drilling stratum gas purifying and filtering device for logging, which overcomes the defects of the prior art and can effectively solve the problems that the existing logging gas collection has no special filtering equipment or the filtering equipment is simple, so that the damage risk of gas detection equipment is increased and the production cost is increased due to the fact that dust and water vapor are not filtered cleanly.
The technical scheme of the invention is realized by the following measures: a gas drilling stratum gas purifying and filtering device for logging comprises a filter cartridge, a top cover, a gas inlet pipe, a gas outlet pipe, a splash baffle and a water vapor baffle, wherein the top cover matched with the filter cartridge is fixedly arranged at the upper end of the filter cartridge, the top cover is provided with a gas inlet and a gas outlet which are communicated up and down at intervals, the lower end of the gas inlet is fixedly provided with a gas inlet pipe, the lower end of the gas inlet is positioned at the lower part of the filter cartridge, the lower end of the gas outlet is fixedly provided with a gas outlet pipe, the lower end of the gas outlet is positioned above the lower end of the gas inlet pipe, the splash baffle is arranged in the filter cartridge between the lower end of the gas inlet pipe and the lower end of the gas outlet pipe, the splash baffle corresponding to the position of the outer side of the upper part of the gas inlet pipe is provided with a first through hole which is communicated up and down, the outer side of the upper part of the gas inlet pipe is positioned in the first through hole, the splash baffle is provided with at least three first through holes which are communicated up and down, the water vapor baffle above the splash baffle, the lower end of the water vapor baffle is positioned above the water vapor baffle, a second penetrating port which is penetrated up and down is arranged on the water vapor baffle plate corresponding to the first penetrating port, and the outer side of the upper part of the air inlet pipe is positioned in the second penetrating port; the water vapor baffle is provided with at least one second through hole which is vertically communicated and staggered with the first through hole, and the inner diameter of the first through hole is smaller than that of the second through hole.
The following is further optimization or/and improvement of the technical scheme of the invention:
the top cover and the filter cartridge can be fixedly installed together through threaded connection.
The filter cartridge further comprises a drain pipe and a sealing cover, wherein the drain port which is communicated with the filter cartridge is arranged on the lower side of the filter cartridge, the drain pipe is fixedly arranged on the lower side of the drain port, and the sealing cover is fixedly arranged at the lower end of the drain pipe through threaded connection.
The device also comprises a sealing ring, and the sealing ring is arranged between the outer side of the lower part of the sewage discharge pipe and the inner side of the lower part of the sealing cover.
The above-mentioned still can include the dead lever, and the top cap downside is equipped with two at least dead levers, is equipped with the mounting hole on the baffle that splashes that corresponds every dead lever lower extreme position, and the dead lever lower extreme is located the mounting hole, is equipped with the fixed orifices that link up from top to bottom on the steam baffle that corresponds every mounting hole position, and the dead lever lower part outside is located the fixed orifices.
The air inlet and the air outlet are fixedly provided with quick connectors.
The gas collecting device is reasonable and compact in structure and convenient to use, the purifying liquid is added into the filter barrel, the stratum gas in the gas collecting pipe enters the purifying liquid through the gas inlet pipe, the dust in the gas is filtered by the purifying liquid, the purified gas flows out of the gas outlet pipe after being blocked by the splashing baffle and the water vapor baffle, the dust and the water vapor carried by the filtered gas are removed, the damage of subsequent gas detection equipment caused by the dust is avoided, and the gas collecting device has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Drawings
FIG. 1 is a schematic sectional view of the preferred embodiment of the present invention in a front view.
Fig. 2 is a schematic top view of the water vapor baffle shown in fig. 1.
Fig. 3 is a schematic top view of the splash guard of fig. 1.
The codes in the figures are respectively: 1 is the cartridge filter, 2 is the top cap, 3 is the intake pipe, 4 is the outlet duct, 5 is the blow off pipe, 6 is sealed lid, 7 is the dead lever, 8 is the baffle that splashes, 9 is first through-hole, 10 is the steam baffle, 11 is the second through-hole, 12 is quick-operation joint, 13 is the sealing washer, 14 is the drain, 15 is the mounting hole, 16 is the first export of wearing, 17 is the fixed orifices, 18 is the second and wears the export.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
as shown in the attached figures 1, 2 and 3, the stratum gas purification and filtration device for gas drilling for logging comprises a filter cartridge 1, a top cover 2, a gas inlet pipe 3, a gas outlet pipe 4, a splash baffle plate 8 and a water vapor baffle plate 10, wherein the top cover 2 matched with the filter cartridge 1 is fixedly arranged at the upper end of the filter cartridge 1, the top cover 2 is provided with a gas inlet and a gas outlet which are communicated up and down at intervals, the lower end of the gas inlet is fixedly arranged with the gas inlet pipe 3, the lower end of the gas outlet is fixedly arranged with the gas outlet pipe 4, the lower end of the gas inlet pipe 3 is arranged above the lower end of the gas inlet pipe 3, the splash baffle plate 8 between the lower end of the gas inlet pipe 3 and the lower end of the gas outlet pipe 4 is internally provided with the splash baffle plate 8, the splash baffle plate 8 corresponding to the outer side of the upper part of the gas inlet pipe 3 is provided with a first through hole 16 which is communicated up and down, the outer side of the upper part of the gas inlet pipe 3 is arranged in the first through hole 16, the splash baffle plate 8 is provided with at least three first through holes 9 which are communicated up and down, a water vapor baffle plate 10 is arranged above the splashing baffle plate 8, the lower end of the air outlet pipe 4 is positioned above the water vapor baffle plate 10, a second penetrating and discharging port 18 which is penetrated up and down is arranged on the water vapor baffle plate 10 corresponding to the first penetrating and discharging port 16, and the outer side of the upper part of the air inlet pipe 3 is positioned in the second penetrating and discharging port 18; the water vapor baffle 10 is provided with at least one second through hole 11 which is vertically communicated and staggered with the first through hole 9, and the inner diameter of the first through hole 9 is smaller than that of the second through hole 11. The splash guard 8 and the vapor guard 10 may be fixed by using a conventional technique, such as a clamping block, a supporting plate, etc., as required. In the use process, firstly, about half of a cylinder of purification liquid is added into the filter cylinder 1, the purification liquid can adopt distilled water, the lower end of the air inlet pipe 3 is positioned in the purification liquid, then a gas collecting pipe for logging of gas drilling is connected into the air inlet, the air outlet is connected with the drying pipe, the drying pipe is connected with subsequent detection equipment, then gas enters the purification liquid along the air inlet pipe 3, thereby filtering dust in the gas, the purification liquid splashes due to higher air pressure in the gas collecting pipe, the purification liquid with the dust is easily adhered on the air outlet pipe 4, the dust is not completely filtered, thereby the dust is brought into the subsequent detection equipment, the damage risk of the detection equipment is increased, the data detection is inaccurate, the baffle 8 arranged at the lower end of the air outlet pipe 4 can block the splashed purification liquid, the filtered gas flows out from the first through hole 9, and in order to lighten the burden of the subsequent drying pipe, a water vapor baffle plate 10 is arranged, gas flows out of the first through hole 9 through the purification liquid and then hits the lower side of the water vapor baffle plate 10, and then gas lighter than water molecules flows out of the second through hole 11 and enters the gas outlet pipe 4, so that dust is purified and water vapor is filtered; certain gaps are reserved between the outer side of the water vapor baffle plate 10 and the outer side of the splash baffle plate 8 and the inner wall of the filter cartridge 1 to keep the pressure difference between the upper part and the lower part of the partition plates consistent, so that the generation of a large amount of bubbles between the partition plates is reduced, and the liquid splashed when the bubbles are broken is reduced to enter the air outlet pipe 4. The gas collecting device is reasonable and compact in structure and convenient to use, the purifying liquid is added into the filter barrel 1, the stratum gas in the gas collecting pipe enters the purifying liquid through the gas inlet pipe 3, the dust in the gas is filtered by the purifying liquid, the purified gas flows out from the gas outlet pipe 4 after being blocked by the splashing baffle 8 and the water vapor baffle 10, the dust and the water vapor carried by the filtered gas are removed, the damage of subsequent gas detection equipment caused by the dust is avoided, and the gas collecting device has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
According to the actual need, the gas purification and filtration device for logging gas drilling formation gas can be further optimized or/and improved:
as shown in fig. 1, 2 and 3, the top cap 2 and the filter cartridge 1 are fixedly mounted together by a screw connection. When in use, the top cover 2 and the filter cartridge 1 can be simply and conveniently detached through the arrangement, and the cleaning work in the filter cartridge 1 is carried out.
As shown in the attached figures 1, 2 and 3, the sewage treatment device further comprises a sewage discharge pipe 5 and a sealing cover 6, wherein a sewage discharge port 14 which is communicated up and down is arranged on the lower side of the filter cartridge 1, the sewage discharge pipe 5 is fixedly arranged on the lower side of the sewage discharge port 14, and the sealing cover 6 is fixedly arranged at the lower end of the sewage discharge pipe 5 through threaded connection. In the use, through set up drain 14, blow off pipe 5 and sealed lid 6 at cartridge filter 1 lower extreme, can open sealed lid 6 when wasing cartridge filter 1, make the dust flow out from drain 14, make and wash cartridge filter 1 more simple and convenient and laborsaving.
As shown in attached figures 1, 2 and 3, the device also comprises a sealing ring 13, and the sealing ring 13 is arranged between the outer side of the lower part of the sewage draining pipe 15 and the inner side of the lower part of the sealing cover 6. When the filter cartridge is used, the sealing ring 13 is arranged, so that gas and purification liquid in the filter cartridge 1 are prevented from flowing out.
As shown in the attached drawings 1, 2 and 3, the water vapor spraying device further comprises fixing rods 7, at least two fixing rods 7 are arranged on the lower side of the top cover 2, mounting holes 15 are formed in the splashing baffle 8 corresponding to the lower end of each fixing rod 7, the lower ends of the fixing rods 7 are located in the mounting holes 15, fixing holes 17 which are vertically communicated are formed in the water vapor baffle 10 corresponding to the 15 position of each mounting hole, and the outer sides of the lower portions of the fixing rods 7 are located in the fixing holes 17. When in use, the splash baffle 8 and the water vapor baffle 10 are fixed in the filter cartridge 1 by arranging the fixing rod 7.
As shown in fig. 1, 2 and 3, the device further comprises a quick coupling 12, and the quick coupling 12 is fixedly mounted at the upper end of the air inlet and the upper end of the air outlet. In the use process, the quick connector 12 can be used for enabling the logging gas collecting pipeline and the drying pipe to be communicated with the filter cartridge 1 more conveniently and quickly.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (9)
1. A gas drilling stratum gas purification and filtration device for logging is characterized by comprising a filter cartridge, a top cover, a gas inlet pipe, a gas outlet pipe, a splash baffle and a water vapor baffle, wherein the upper end of the filter cartridge is fixedly provided with the top cover matched with the filter cartridge, the top cover is provided with a gas inlet and a gas outlet which are communicated up and down at intervals, the lower end of the gas inlet is fixedly provided with the gas inlet pipe, the lower end of the gas inlet is positioned at the lower part of the filter cartridge, the lower end of the gas outlet is fixedly provided with the gas outlet pipe, the lower end of the gas outlet pipe is positioned above the lower end of the gas inlet pipe, the splash baffle is arranged in the filter cartridge between the lower end of the gas inlet pipe and the lower end of the gas outlet pipe, the splash baffle corresponding to the position of the outer side of the upper part of the gas inlet pipe is provided with a first through hole which is communicated up and down, the outer side of the upper part of the gas inlet pipe is positioned in the first through hole, the splash baffle is provided with the water vapor baffle above the upper part of the splash baffle, a second penetrating port which is penetrated up and down is arranged on the water vapor baffle plate corresponding to the first penetrating port, and the outer side of the upper part of the air inlet pipe is positioned in the second penetrating port; the water vapor baffle is provided with at least one second through hole which is vertically communicated and staggered with the first through hole, and the inner diameter of the first through hole is smaller than that of the second through hole.
2. The apparatus of claim 1, wherein the top cap and the filter cartridge are fixedly mounted together by a threaded connection.
3. The gas well formation gas purification and filtration device for logging as claimed in claim 1 or 2, further comprising a drain pipe and a sealing cover, wherein the lower side of the filter cartridge is provided with a drain port which is communicated up and down, the lower side of the drain port is fixedly provided with the drain pipe, and the lower end of the drain pipe is fixedly provided with the sealing cover through threaded connection.
4. The apparatus as claimed in claim 3, further comprising a sealing ring, wherein the sealing ring is disposed between the outer side of the lower portion of the drainage pipe and the inner side of the lower portion of the sealing cover.
5. The gas well drilling formation gas purification and filtration device for logging as claimed in claim 1, 2 or 4, further comprising fixing rods, wherein at least two fixing rods are arranged on the lower side of the top cover, a mounting hole is arranged on the splash baffle corresponding to the lower end of each fixing rod, the lower end of each fixing rod is located in the mounting hole, a fixing hole penetrating up and down is arranged on the steam baffle corresponding to each mounting hole, and the outer side of the lower part of each fixing rod is located in the fixing hole.
6. The apparatus as claimed in claim 3, further comprising fixing rods, wherein at least two fixing rods are disposed on the bottom of the top cover, the splash baffle corresponding to the lower end of each fixing rod is provided with a mounting hole, the lower end of each fixing rod is disposed in the mounting hole, the vapor baffle corresponding to each mounting hole is provided with a through fixing hole, and the outer side of the lower portion of each fixing rod is disposed in the fixing hole.
7. The apparatus as claimed in claim 1, 2, 4 or 6, further comprising a quick coupling, wherein the quick coupling is fixedly mounted on the upper end of each of the gas inlet and the gas outlet.
8. The apparatus of claim 3, further comprising a quick connector, wherein the quick connector is fixedly mounted on each of the upper end of the gas inlet and the upper end of the gas outlet.
9. The apparatus of claim 5, further comprising a quick connector, wherein the quick connector is fixedly mounted on each of the upper end of the gas inlet and the upper end of the gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010642707.8A CN111773847B (en) | 2020-07-06 | 2020-07-06 | Gas drilling stratum gas purifying and filtering device for logging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010642707.8A CN111773847B (en) | 2020-07-06 | 2020-07-06 | Gas drilling stratum gas purifying and filtering device for logging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111773847A CN111773847A (en) | 2020-10-16 |
| CN111773847B true CN111773847B (en) | 2022-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010642707.8A Active CN111773847B (en) | 2020-07-06 | 2020-07-06 | Gas drilling stratum gas purifying and filtering device for logging |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204017618U (en) * | 2014-08-21 | 2014-12-17 | 中国热带农业科学院分析测试中心 | A kind of pulverizer Environmental-protecting dust-removing device |
| CN204816063U (en) * | 2015-08-04 | 2015-12-02 | 林玲 | Take dewatering device's air purifier |
| CN109621615B (en) * | 2019-01-24 | 2024-03-29 | 宁波市天马空压机厂 | Purifier for filtering auxiliary gas of laser cutting machine |
| CN210674598U (en) * | 2019-09-06 | 2020-06-05 | 中石化石油工程技术服务有限公司 | Dust filter for well cementation construction |
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