CN113027446A - Auxiliary device for oxygen reduction air drive - Google Patents

Auxiliary device for oxygen reduction air drive Download PDF

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Publication number
CN113027446A
CN113027446A CN202110344530.8A CN202110344530A CN113027446A CN 113027446 A CN113027446 A CN 113027446A CN 202110344530 A CN202110344530 A CN 202110344530A CN 113027446 A CN113027446 A CN 113027446A
Authority
CN
China
Prior art keywords
plate
module
fixedly connected
auxiliary
oxygen reduction
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Pending
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CN202110344530.8A
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Chinese (zh)
Inventor
王腾飞
柏宗宪
王杰祥
王亮亮
孟兴邦
杨健宇
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China University of Petroleum East China
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China University of Petroleum East China
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Publication date
Application filed by China University of Petroleum East China filed Critical China University of Petroleum East China
Priority to CN202110344530.8A priority Critical patent/CN113027446A/en
Publication of CN113027446A publication Critical patent/CN113027446A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/02Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00Supports for the drilling machine, e.g. derricks or masts
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/166Injecting a gaseous medium; Injecting a gaseous medium and a liquid medium
    • E21B43/168Injecting a gaseous medium
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Geophysics (AREA)
  • Soil Sciences (AREA)
  • Drilling And Boring (AREA)

Abstract

The application discloses subtract oxygen air and drive and use auxiliary device, including fixed plate, control panel, probe, connecting plate, nitrogen case, motor, backup pad, spacer pin, bottom plate, drill bit, drilling rod, regulating plate, regulation pole, locating plate, air pump, connecting pipe, auxiliary module, electric cabinet, power module, detection module, auxiliary housing, flange, transmission module, processing module, splint, block piece and threaded rod. The supporting plate and the limiting pin are beneficial to the reinforcement and the positioning of the bottom plate, and the adjusting rod is beneficial to the connection and the position adjustment of the positioning plate, so that the air pump is convenient to mount and use; the clamping plate and the threaded rod are beneficial to limiting and placing of the detection module, the adjusting plate and the drill bit are beneficial to exploration of samples and collection of data, pretreatment assistance is carried out on the oxygen reduction air drive, and the use is convenient; the connecting plate can support the top of the nitrogen box, the connecting flange can increase the sealing property of the tail end connection of the nitrogen box, and the connecting pipe is favorable for the connection of the nitrogen box and the air pump and is convenient for injecting nitrogen into the stratum.

Description

Auxiliary device for oxygen reduction air drive
Technical Field
The application relates to an auxiliary device, in particular to an auxiliary device for oxygen reduction air driving.
Background
The air flooding uses nitrogen as a main injection medium, utilizes the characteristics of low surface tension, small seepage resistance, high compression coefficient and the like of the nitrogen as an inert gas, injects the nitrogen into a stratum, supplements stratum energy, enables the nitrogen to float upwards to the top of an oil layer along a high-permeability pore channel or a vertical crack, occupies a top space, replaces residual oil which is difficult to be reached by water injection, moves to an oil well to extract, and improves the oil reservoir recovery ratio.
When carrying out the decompression air and driving, the auxiliary device bottom lacks reinforced structure, influences holistic fixed effect, and the position of gas injection mouth is comparatively fixed, uses inconveniently, before subtracting oxygen, does not take a sample to the target area, is unfavorable for the collection arrangement of sample and data, influences the auxiliary effect of device, and the device is difficult for realizing annotating the nitrogen operation, and the direction and the leakproofness that nitrogen gas flows are unsatisfactory, influence the processing of annotating nitrogen and follow-up oil development. Therefore, an auxiliary device for oxygen reduction air driving is provided to solve the above problems.
Disclosure of Invention
An auxiliary device for oxygen reduction air driving comprises a bottom plate, a detection mechanism and an oxygen reduction mechanism, wherein an auxiliary shell is fixedly connected to the top of the bottom plate, a connecting plate is fixedly connected to the top of the auxiliary shell, and an electric cabinet is mounted on the top of the connecting plate;
the detection mechanism comprises a control panel, a drill bit and a detection module, the control panel is fixedly connected to one side of an electric cabinet, the detection module is mounted on one side of the electric cabinet, the detection module is connected with a clamping block in a clamping mode, the clamping block is fixedly connected to the outer side of a clamping plate, the clamping plate is clamped on a positioning plate and is in sliding connection with the positioning plate, and the top of the drill bit is fixedly connected to the bottom of the motor through a drill rod;
the oxygen reduction mechanism comprises a nitrogen box, an air pump and a connecting pipe, wherein the nitrogen box is fixedly connected to one side of the auxiliary shell, one end of the connecting pipe is arranged on one side of the nitrogen box through the connecting flange, the other end of the connecting pipe is fixedly connected to the air pump, the air pump is fixedly connected to the positioning plate, and the air pump is located on one side of the clamping plate.
Further, a fixed plate is fixedly connected to the top of the electric cabinet, a power module is fixedly connected to the inside of the electric cabinet, a transmission module and a processing module are fixedly connected to one side of the power module, and the transmission module and the processing module are electrically connected with the power module.
Further, a probe is fixedly connected to one side of the detection module, one side, far away from the probe, of the detection module is connected with the side wall of the electric cabinet in a clamping mode, the size of the detection module is smaller than that of the electric cabinet, the length of the detection module is smaller than that of the clamping plate, and a threaded rod penetrates through the clamping plate.
Furthermore, an auxiliary module is sleeved outside the connecting plate, a solar cell panel is fixedly connected to the outside of the auxiliary module, the height of the auxiliary module is smaller than that of the connecting plate, a supporting plate is installed at the bottom of the connecting plate, the supporting plate is triangular, and the supporting plate is fixedly connected between the auxiliary shell and the bottom plate.
Further, the bottom plate is run through by the spacer pin, be connected through adjusting the pole between bottom plate and the locating plate, adjust the pole and include interior pole and outer pole, interior pole left end cup joints in the bottom plate, outer pole right-hand member rigid coupling is on the locating plate, through threaded connection between interior pole and the outer pole.
Further, an adjusting plate is installed on one side of the auxiliary shell, the adjusting plate is connected with the auxiliary shell through a bolt, the adjusting plate is connected with the auxiliary shell in a sliding mode, a motor is fixedly connected to the adjusting plate, and an output shaft of the motor is sleeved on the drill rod.
Further, the drill bit runs through the bottom plate lateral wall, a plurality of recesses have been seted up on the drill bit, rotate between drill bit and the regulating plate and be connected, the drill bit is located between the spacer pin of both sides.
Furthermore, a connecting flange is fixedly connected to one side of the nitrogen box, the connecting flange is embedded in the auxiliary shell, a connecting pipe is sleeved at the right end of the connecting flange and located above the supporting plate, and the length of the connecting pipe is smaller than that of the bottom plate.
Further, the air pump bottom rigid coupling has the blast pipe, the locating plate lateral wall is run through to the blast pipe bottom, the thickness of locating plate is less than the bottom plate, sliding connection between locating plate and the block, pass through threaded connection between block and the threaded rod.
Further, the height of splint is less than the air pump, splint totally two, two the interval of splint is greater than the width of detection module, the thickness of splint is the one third of locating plate.
The beneficial effect of this application is: the application provides a subtract oxygen air and drive and use auxiliary device with detect function and have limit structure.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 3 is a schematic view of a drill bit according to an embodiment of the present application;
fig. 4 is a schematic diagram of an internal structure of an electric cabinet according to an embodiment of the present application;
FIG. 5 is a schematic view of an embodiment of a mounting flange structure of the present application;
fig. 6 is a schematic view of a threaded rod according to an embodiment of the present disclosure.
In the figure: 1. the fixed plate, 2, control panel, 3, the probe, 4, the connecting plate, 5, the nitrogen gas case, 6, the motor, 7, the backup pad, 8, the spacer pin, 9, the bottom plate, 10, the drill bit, 1001, the drilling rod, 11, the regulating plate, 12, the regulation pole, 13, the locating plate, 14, the air pump, 15, the connecting pipe, 16, supplementary module, 17, the electric cabinet, 1701, power module, 18, detection module, 19, supplementary shell, 20, flange, 21, transmission module, 22, processing module, 23, splint, 24, the block of block, 25, the threaded rod.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-6, an auxiliary device for oxygen reduction air driving comprises a bottom plate 9, a detection mechanism and an oxygen reduction mechanism, wherein an auxiliary housing 19 is fixedly connected to the top of the bottom plate 9, a connecting plate 4 is fixedly connected to the top of the auxiliary housing 19, and an electric cabinet 17 is mounted on the top of the connecting plate 4;
the detection mechanism comprises a control panel 2, a drill 10 and a detection module 18, the control panel 2 is fixedly connected to one side of an electric cabinet 17, the detection module 18 is mounted on one side of the electric cabinet 17, the detection module 18 is connected with a clamping block 24 in a clamping manner, the clamping block 24 is fixedly connected to the outer side of a clamping plate 23, the clamping plate 23 is clamped on a positioning plate 13 and is in sliding connection with the positioning plate 13, and the top of the drill 10 is fixedly connected to the bottom of the motor 6 through a drill rod 1001;
the oxygen reduction mechanism comprises a nitrogen box 5, an air pump 14 and a connecting pipe 15, wherein the nitrogen box 5 is fixedly connected to one side of an auxiliary shell 19, one end of the connecting pipe 15 is installed on one side of the nitrogen box 5 through a connecting flange 20, the other end of the connecting pipe 15 is fixedly connected to the air pump 14, the air pump 14 is fixedly connected to a positioning plate 13, and the air pump 14 is located on one side of a clamping plate 23.
The top of the electric cabinet 17 is fixedly connected with a fixing plate 1, a power supply module 1701 is fixedly connected inside the electric cabinet 17, one side of the power supply module 1701 is fixedly connected with a transmission module 21 and a processing module 22, and the transmission module 21 and the processing module 22 are electrically connected with the power supply module 1701, so that the electric cabinet 17 is convenient to install and use; one side of the detection module 18 is fixedly connected with the probe 3, one side of the detection module 18, which is far away from the probe 3, is clamped and connected with the side wall of the electric cabinet 17, the size of the detection module 18 is smaller than that of the electric cabinet 17, the length of the detection module 18 is smaller than that of the clamping plate 23, and a threaded rod 25 penetrates through the clamping plate 23, so that the movement of the clamping plate 23 is convenient for limiting the detection module 18; an auxiliary module 16 is sleeved outside the connecting plate 4, a solar panel is fixedly connected outside the auxiliary module 16, the height of the auxiliary module 16 is smaller than that of the connecting plate 4, a supporting plate 7 is mounted at the bottom of the connecting plate 4, the supporting plate 7 is triangular, and the supporting plate 7 is fixedly connected between an auxiliary shell 19 and a bottom plate 9, so that the bottom plate 9 can be fixed and reinforced conveniently; the bottom plate 9 is penetrated by a limiting pin 8, the bottom plate 9 is connected with a positioning plate 13 through an adjusting rod 12, the adjusting rod 12 comprises an inner rod and an outer rod, the left end of the inner rod is sleeved in the bottom plate 9, the right end of the outer rod is fixedly connected to the positioning plate 13, and the inner rod is connected with the outer rod through threads, so that the distance between the bottom plate 9 and the positioning plate 13 can be conveniently adjusted; an adjusting plate 11 is mounted on one side of the auxiliary shell 19, the adjusting plate 11 is connected with the auxiliary shell 19 through a bolt, the adjusting plate 11 is connected with the auxiliary shell 19 in a sliding mode, a motor 6 is fixedly connected onto the adjusting plate 11, and an output shaft of the motor 6 is sleeved on the drill rod 1001, so that the motor 6 is convenient to mount and use; the drill 10 penetrates through the side wall of the bottom plate 9, a plurality of grooves are formed in the drill 10, the drill 10 is rotatably connected with the adjusting plate 11, and the drill 10 is located between the limiting pins 8 on the two sides, so that the drill 10 can conveniently sample; a connecting flange 20 is fixedly connected to one side of the nitrogen box 5, the connecting flange 20 is embedded in an auxiliary shell 19, a connecting pipe 15 is sleeved at the right end of the connecting flange 20, the connecting pipe 15 is located above the supporting plate 7, and the length of the connecting pipe 15 is smaller than that of the bottom plate 9, so that the connecting pipe 15 is convenient to install and use; an exhaust pipe is fixedly connected to the bottom of the air pump 14, the bottom end of the exhaust pipe penetrates through the side wall of the positioning plate 13, the thickness of the positioning plate 13 is smaller than that of the bottom plate 9, the positioning plate 13 is in sliding connection with the clamping block 24, and the clamping block 24 is in threaded connection with the threaded rod 25, so that the clamping block 24 can be conveniently installed and used; the height of splint 23 is less than air pump 14, splint 23 is totally two, two the interval of splint 23 is greater than detection module 18's width, the thickness of splint 23 is the third of locating plate 13, and the locating plate 13 of being convenient for supports the protection to air pump 14 bottom.
When the electric appliance component is used, the electric appliance components are externally connected with a power supply and a control switch when in use, firstly, a bottom plate 9 is fixed on the ground by using a limit pin 8, the length of an adjusting rod 12 is adjusted, the placing position of a positioning plate 13 is changed, a detection module 18 is taken down from an electric cabinet 17, one side with a probe 3 faces the ground, the detection module 18 is clamped on a clamping block 24, a threaded rod 25 is rotated, the detection module 18 is clamped by using a clamping plate 23, the position of an adjusting plate 11 on an auxiliary shell 19 is explored and adjusted on the ground, a drill bit 10 is driven by a motor 6 to rotate, the ground is sampled, after the sampling is finished, a drill rod 1001 and the drill bit 10 which are in threaded connection with an output shaft of the motor 6 are taken down, samples in a groove on the drill bit 10 are observed and judged, the signals processed by a processing module 22 of a single chip microcomputer can be transmitted by using a, guarantee the timely feedback of signal, utilize control panel 2 to observe the testing result after the signal feedback, open the switch on the nitrogen gas case 5, utilize air pump 14 to realize nitrogen gas at the inside removal of soft connecting pipe 15, pour into nitrogen gas into the stratum, replenish the stratum energy, make nitrogen gas along hypertonic hole or vertical crack come-up to the oil reservoir top, occupy the headspace, accomplish and subtract oxygen, the block is on electric cabinet 17 lateral wall after detection module 18 uses, the completion is accomodate, solar cell panel on the auxiliary module 16 can be for power module 1701 in time supplementary electric quantity, guarantee electric cabinet 17 normal use.
The application has the advantages that:
1. the supporting plate 7 and the limiting pin 8 are beneficial to reinforcing and positioning the bottom plate 9, the adjusting rod 12 is beneficial to connecting and position adjusting the positioning plate 13, the air pump 14 is convenient to mount and use, and the auxiliary module 16 can supplement power to the electric cabinet 17, so that the electric cabinet is green and environment-friendly;
2. the device has a reasonable structure, the clamping plates 23 and the threaded rods 25 are beneficial to limiting and placing the detection module 18, the adjusting plate 11 and the drill bit 10 can sample the earth surface, the exploration of samples and the collection of data are facilitated, the pretreatment assistance is carried out on the oxygen reduction air drive, and the use is more convenient;
3. the connecting plate 4 can support the top of the nitrogen box 5, the connecting flange 20 can increase the sealing performance of the end connection of the nitrogen box 5, the connecting pipe 15 is favorable for the connection of the nitrogen box 5 and the air pump 14, nitrogen can be conveniently injected into the stratum, oxygen reduction is realized, and the subsequent oil exploitation and processing are favorable.
It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a subtract oxygen air and drive and use auxiliary device which characterized in that: the oxygen reduction device comprises a bottom plate (9), a detection mechanism and an oxygen reduction mechanism, wherein an auxiliary shell (19) is fixedly connected to the top of the bottom plate (9), a connecting plate (4) is fixedly connected to the top of the auxiliary shell (19), and an electric cabinet (17) is installed on the top of the connecting plate (4);
the detection mechanism comprises a control panel (2), a drill bit (10) and a detection module (18), the control panel (2) is fixedly connected to one side of an electric cabinet (17), the detection module (18) is installed on one side of the electric cabinet (17), the detection module (18) is connected with a clamping block (24) in a clamping mode, the clamping block (24) is fixedly connected to the outer side of a clamping plate (23), the clamping plate (23) is clamped on a positioning plate (13) and is in sliding connection with the positioning plate (13), and the top of the drill bit (10) is fixedly connected to the bottom of a motor (6) through a drill rod (1001);
the oxygen reduction mechanism comprises a nitrogen box (5), an air pump (14) and a connecting pipe (15), wherein the nitrogen box (5) is fixedly connected to one side of an auxiliary shell (19), one end of the connecting pipe (15) is installed on one side of the nitrogen box (5) through a connecting flange (20), the other end of the connecting pipe (15) is fixedly connected to the air pump (14), the air pump (14) is fixedly connected to a positioning plate (13), and the air pump (14) is located on one side of a clamping plate (23).
2. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: the fixed plate (1) is fixedly connected to the top of the electric cabinet (17), the power module (1701) is fixedly connected to the inside of the electric cabinet (17), the transmission module (21) and the processing module (22) are fixedly connected to one side of the power module (1701), and the transmission module (21) and the processing module (22) are electrically connected with the power module (1701).
3. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: detection module (18) one side rigid coupling has probe (3), one side that probe (3) were kept away from in detection module (18) is connected with electric cabinet (17) lateral wall block, the size of detection module (18) is less than electric cabinet (17), the length of detection module (18) is less than splint (23), run through threaded rod (25) on splint (23).
4. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: auxiliary module (16) has been cup jointed to connecting plate (4) outside, the outside rigid coupling of auxiliary module (16) has solar cell panel, the height of auxiliary module (16) is less than connecting plate (4), backup pad (7) are installed to connecting plate (4) bottom, backup pad (7) are triangle-shaped, just backup pad (7) rigid coupling is between auxiliary housing (19) and bottom plate (9).
5. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: bottom plate (9) are run through by spacer pin (8), be connected through adjusting pole (12) between bottom plate (9) and locating plate (13), adjust pole (12) including interior pole and outer pole, interior pole left end cup joints in bottom plate (9), outer pole right-hand member rigid coupling is on locating plate (13), through threaded connection between interior pole and the outer pole.
6. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: adjusting plate (11) is installed to auxiliary casing (19) one side, through the latch connection between adjusting plate (11) and auxiliary casing (19), just sliding connection between adjusting plate (11) and auxiliary casing (19), the rigid coupling has motor (6) on adjusting plate (11), the output shaft of motor (6) cup joints on drilling rod (1001).
7. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: the drill bit (10) penetrates through the side wall of the bottom plate (9), a plurality of grooves are formed in the drill bit (10), the drill bit (10) is rotatably connected with the adjusting plate (11), and the drill bit (10) is located between the limiting pins (8) on the two sides.
8. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: nitrogen case (5) one side rigid coupling has flange (20), flange (20) gomphosis is in auxiliary housing (19), just flange (20) right-hand member has cup jointed connecting pipe (15), connecting pipe (15) are located backup pad (7) top, the length of connecting pipe (15) is less than bottom plate (9).
9. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: the air pump is characterized in that an exhaust pipe is fixedly connected to the bottom of the air pump (14), the bottom end of the exhaust pipe penetrates through the side wall of the positioning plate (13), the thickness of the positioning plate (13) is smaller than that of the bottom plate (9), the positioning plate (13) is in sliding connection with the clamping block (24), and the clamping block (24) is in threaded connection with the threaded rod (25).
10. An oxygen reduction air displacement auxiliary device as defined in claim 1, wherein: the height of splint (23) is less than air pump (14), splint (23) are totally two, two the interval of splint (23) is greater than the width of detection module (18), the thickness of splint (23) is one third of locating plate (13).
CN202110344530.8A 2021-03-30 2021-03-30 Auxiliary device for oxygen reduction air drive Pending CN113027446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110344530.8A CN113027446A (en) 2021-03-30 2021-03-30 Auxiliary device for oxygen reduction air drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110344530.8A CN113027446A (en) 2021-03-30 2021-03-30 Auxiliary device for oxygen reduction air drive

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Publication Number Publication Date
CN113027446A true CN113027446A (en) 2021-06-25

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CN202110344530.8A Pending CN113027446A (en) 2021-03-30 2021-03-30 Auxiliary device for oxygen reduction air drive

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113565479A (en) * 2021-07-23 2021-10-29 中国石油大学(华东) Portable CO2Injection control device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113565479A (en) * 2021-07-23 2021-10-29 中国石油大学(华东) Portable CO2Injection control device
CN113565479B (en) * 2021-07-23 2023-01-24 中国石油大学(华东) Portable CO 2 Injection control device

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