CN115556056B - Bottom dip angle simulation core sample holder - Google Patents
Bottom dip angle simulation core sample holder Download PDFInfo
- Publication number
- CN115556056B CN115556056B CN202211025934.1A CN202211025934A CN115556056B CN 115556056 B CN115556056 B CN 115556056B CN 202211025934 A CN202211025934 A CN 202211025934A CN 115556056 B CN115556056 B CN 115556056B
- Authority
- CN
- China
- Prior art keywords
- leg
- holder
- support leg
- piston
- barrel
- Prior art date
- 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.)
- Active
Links
- 238000004088 simulation Methods 0.000 title abstract description 7
- 238000013016 damping Methods 0.000 claims description 17
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 229920002530 polyetherether ketone Polymers 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims 3
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000011161 development Methods 0.000 abstract description 3
- 239000003351 stiffener Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000002591 computed tomography Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/18—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/06—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of trestle type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Radiology & Medical Imaging (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a bottom dip angle simulation core sample holder, which relates to the technical field of oil gas development and comprises a holder barrel, an adjusting bracket and an angle indicating disc, wherein the adjusting bracket is arranged at the center of the outer side of the holder barrel, the adjusting bracket is rotationally connected with the holder barrel, the angle indicating disc is arranged at the center of the adjusting bracket, a pointer of the angle indicating disc is in driving connection with the holder barrel, the bottom end of the adjusting bracket is provided with a universal support leg, the adjusting bracket comprises a first support leg, a second support leg, a third support leg and a fourth support leg, the first support leg and the second support leg are arranged on one side of the holder barrel, the first support leg and the second support leg are rotationally connected, the third support leg and the fourth support leg are arranged on the other side of the holder barrel, and the third support leg and the fourth support leg are rotationally connected.
Description
Technical Field
The invention belongs to the technical field of oil gas development, and particularly relates to a bottom dip angle simulated core sample holder.
Background
Cores are cylindrical rock samples taken from the bore using annular core bits and other coring tools, as required by geological survey work or engineering. Core is an important physical geological data for researching and knowing underground geology and mineral conditions.
When an indoor physical simulation oil displacement experiment is carried out, all parameters of a target oil reservoir, such as porosity, permeability, specific surface area, oil layer inclination angle and the like, are often simulated, and the porosity, the permeability, the specific surface area and the like can be realized through a core manufacturing process. The stratum inclination angles of different purpose oil reservoir blocks are different, and the field condition needs to be simulated as much as possible when the indoor physical simulation oil displacement experiment is carried out, but the existing core holder does not have the function of simulating the stratum inclination angle.
Therefore, how to provide a core sample holder with simulated formation dip angle to obtain a more realistic simulation result is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a core sample holder capable of simulating the inclination angle of a bottom layer, which can simulate the inclination angle of a stratum of a target oil reservoir layer, is convenient to fold, disassemble and assemble, is convenient for carrying the core sample holder, and improves the working efficiency of staff.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a bottom inclination simulation rock core sample holder, includes the holder barrel, adjusts support and angle indicating disk, adjust the support setting in the center in the outside of holder barrel, adjust the support and rotate with the holder barrel and be connected, the angle indicating disk sets up in the center of adjusting the support, the pointer of angle indicating disk is connected with the drive of holder barrel, the bottom of adjusting the support is provided with universal stabilizer blade, adjust the support and include first landing leg, second landing leg, third landing leg and fourth landing leg, first landing leg and second landing leg set up in one side of holder barrel, first landing leg and second landing leg rotate to be connected, third landing leg and fourth landing leg set up the opposite side at the holder barrel, third landing leg and fourth landing leg rotate to be connected.
Further, the clamp further comprises damping hinges, the damping hinges are symmetrically arranged at the center of the side face of the clamp holder barrel, the first supporting leg and the second supporting leg are rotationally connected through the damping hinges, and the third supporting leg and the fourth supporting leg are rotationally connected through the damping hinges.
Further, a confining pressure air inlet is formed in the center of the damping hinge.
Furthermore, the holder cylinder is made of polyether-ether-ketone or polyether-ether-ketone and carbon fiber materials.
Further, both ends are provided with left end cap and right end cap about the holder barrel, the holder barrel respectively with left end cap, right end cap threaded connection, install on the right end cap and advance the support, inside support frame, rubber barrel, first piston and the second piston of having set gradually of holder barrel, first piston and second piston set up respectively at the both ends of rubber barrel, first piston and second piston and rubber barrel sliding connection, second piston and left end cap butt, the one end of first piston is provided with the regulation pole, the surface of regulation pole is provided with the external screw thread, install pressure sensor on the regulation pole, the other end of regulation pole runs through right end cap and with right end cap threaded connection, regulation pole and advance support threaded connection, the propulsion carousel is installed on the top of regulation pole.
Further, the first piston, the second piston, the left plug and the right plug are of hollow structures, a liquid outlet is formed in the outer side of the left plug, the adjusting rod is of a hollow structure, one end of the adjusting rod is communicated with the piston, and a rotary joint is arranged at the other end of the adjusting rod.
Further, a sealing gasket is arranged at the joint of the first piston and the adjusting rod.
Further, the device also comprises a spiral flow guide cavity, wherein the spiral flow guide cavity is arranged in the wall of the holder barrel, one end of the outer wall of the holder barrel is provided with an air inlet, and the other end of the outer wall of the holder barrel is provided with an air outlet.
Further, still include the stiffening rod, the stiffening rod rotates and sets up in first landing leg and third landing leg, the one end and the first landing leg of stiffening rod, third landing leg rotate to be connected, the other end of stiffening rod passes through the bolt and pegs graft in first landing leg and third landing leg, second landing leg and fourth landing leg correspond and are provided with the spliced eye.
The beneficial effects of the invention are as follows:
The invention adopts the angle-adjustable adjusting bracket, is simple to install, is convenient for taking and storing the holder barrel, the damping hinge can ensure that the adjusting bracket is locked at any angle, so that the angle adjustment is more convenient, the angle indicating disc is matched, the inclination angle of the holder barrel can be accurately set, the actual situation of the site can be simulated as far as possible, more real theory and technical guidance are provided for the development scheme of the site, the holder barrel is made of non-metal materials, the X-ray absorption during CT scanning can be avoided, meanwhile, the adjusting bracket structure also avoids the excessive high holder of the existing vertical gas injection core CT scanning system, the difficulty in entering a scanning area is avoided, the increase of the thickness of a scanned slice is avoided, the measurement error caused by ray hardening is generated, the setting of the spiral diversion cavity can adopt the air which circulates rapidly to cool the core, and the adhesion on the surface of the core after the rubber barrel is overheated and melted is avoided.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is a schematic view of another angle structure of the present invention;
FIG. 3 is a schematic view of the reinforcement frame structure of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
In the figure: 1-a holder barrel; 2-a first leg; 3-a second leg; 4-a third leg; 5-fourth leg; 6-an angle indicating disc; 7-universal support legs; 8-damping hinge; 9-confining pressure air inlets; 10-left plugs; 11-right plugs; 12-advancing the stent; 13-reinforcing rods; 14-a bolt; 15-plug holes; 16-supporting frames; 17-a rubber cylinder; 18-a first piston; 19-a second piston; 20-adjusting the rod; 21-a pressure sensor; 22-pushing the turntable; 23-a rotary joint; 24-sealing gasket; 25-rotating the diversion cavity; 26-air inlet; 27-exhaust port; 28-liquid discharge port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "horizontal", "inner", "outer", etc., are based on those shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1-4, the invention discloses a bottom dip angle simulated core sample holder, which comprises a holder barrel 1, an adjusting bracket and an angle indicating disc 6, wherein damping hinges 8 are arranged at the centers of two sides of the holder barrel 1, a confining pressure air inlet 9 is arranged at the center of the damping hinges 8, the confining pressure air inlet 9 is communicated with the inside of the holder barrel 1, the adjusting bracket is rotationally connected with the holder barrel 1 through the damping hinges 8, the angle indicating disc 6 is arranged at the center of the adjusting bracket, a pointer of the angle indicating disc 6 is in driving connection with the holder barrel 1, the inclination angle of the holder barrel 1 can be reacted through the pointer, universal supporting legs 7 are arranged at the bottom end of the adjusting bracket, the adjusting bracket comprises a first supporting leg 2, a second supporting leg 3, a third supporting leg 4 and a fourth supporting leg 5, the first supporting leg 2 and the second supporting leg 3 are rotationally connected with one side of the holder barrel 1 through the damping hinges 8, the third supporting leg 4 and the fourth supporting leg 5 are rotationally connected with one another side of the holder barrel 1 through the damping hinges 8, the setting of the damping hinges 8 is convenient for applying pressure to the holder barrel 1, the angle can be further accurately and the actual setting of the holder barrel can be guided by the angle can be more accurately and accurately adjusted, and the actual setting can be realized.
Still be provided with stiffener 13 in first landing leg 2 and the third landing leg 4, stiffener 13's one end and first landing leg 2, third landing leg 4 rotate to be connected, stiffener 13's the other end is pegged graft in first landing leg 2 and third landing leg 4 through bolt 14, second landing leg 3 and fourth landing leg 5 correspond and are provided with spliced eye 15, take off bolt 14 during the use, pack into spliced eye 15 with stiffener 13's the other end to fix through bolt 14, stiffener 13's setting, simple structure, it is convenient to assemble, stability when can further promote the experiment of holder barrel 1.
The holder barrel 1 is made of polyether-ether-ketone or polyether-ether-ketone and carbon fiber materials, so that the X-ray absorption during CT scanning of a metal barrel is avoided, a left plug 10 and a right plug 11 are arranged at the left end and the right end of the holder barrel 1, a spiral flow guide cavity 25 is arranged in the barrel wall of the holder barrel 1, an air inlet 26 is arranged at one end of the outer wall of the holder barrel 1, an air outlet 27 is arranged at the other end of the outer wall of the holder barrel 1, the cyclone flow guide cavity 25 is arranged, the holder barrel 1 can be rapidly cooled by using circulated air, the rubber barrel 17 is prevented from being stuck on the surface of a rock core after being overheated and melted, the holder barrel 1 is respectively in threaded connection with the left plug 10 and the right plug 11, a pushing bracket 12 is arranged on the right plug 11, the holder barrel 1 is internally provided with a support frame 16, a rubber barrel 17, a first piston 18 and a second piston 19 in sequence, the first piston 18 and the second piston 19 are respectively arranged at two ends of the rubber barrel 17, the first piston 18 and the second piston 19 are in sliding connection with the rubber barrel 17, a sealing structure is formed inside the rubber barrel 17, the second piston 19 is in butt joint with the left plug 10, one end of the first piston 18 is provided with an adjusting rod 20, the outer surface of the adjusting rod 20 is provided with external threads, a pressure sensor 21 is installed on the adjusting rod 20, the other end of the adjusting rod 20 penetrates through the right plug 11 and is in threaded connection with the right plug 11, the adjusting rod 20 is in threaded connection with the pushing support 12, a pushing turntable 22 is installed at the top end of the adjusting rod 20, and the screwing depth of the adjusting rod 20 can be adjusted through screwing the pushing turntable 22 for fixing a core during a core displacement experiment.
The first piston 18, the second piston 19, the left plug 10 and the right plug 11 are of hollow structures, the liquid outlet 28 is arranged on the outer side of the left plug 10, the adjusting rod 20 is of hollow structures, one end of the adjusting rod 20 is communicated with the first piston 18, a sealing gasket 24 is arranged at the joint of the adjusting rod 20, the other end of the adjusting rod 20 is provided with a rotary joint 23, the rotary joint 23 can be communicated with a liquid inlet pipe, and the rotary joint 23 is arranged, so that the situation that the liquid inlet pipe is blocked due to rotation of the adjusting turntable 22 when the adjusting rod 20 is clamped and pressed is avoided.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (5)
1. The bottom dip angle simulated core sample holder is characterized by comprising a holder barrel, an adjusting bracket and an angle indicating disc, wherein the adjusting bracket is arranged at the center of the outer side of the holder barrel, the adjusting bracket is rotationally connected with the holder barrel, the angle indicating disc is arranged at the center of the adjusting bracket, a pointer of the angle indicating disc is in driving connection with the holder barrel, the bottom end of the adjusting bracket is provided with a universal support leg, the adjusting bracket comprises a first support leg, a second support leg, a third support leg and a fourth support leg, the first support leg and the second support leg are arranged on one side of the holder barrel, the first support leg and the second support leg are rotationally connected, the third support leg and the fourth support leg are arranged on the other side of the holder barrel, and the third support leg and the fourth support leg are rotationally connected;
The left end plug and the right end plug are arranged at the left end and the right end of the holder barrel, the holder barrel is respectively in threaded connection with the left end plug and the right end plug, a pushing support is arranged on the right end plug, a supporting frame, a rubber barrel, a first piston and a second piston are sequentially arranged inside the holder barrel, the first piston and the second piston are respectively arranged at the two ends of the rubber barrel, the first piston and the second piston are in sliding connection with the rubber barrel, the second piston is abutted to the left end plug, one end of the first piston is provided with an adjusting rod, the outer surface of the adjusting rod is provided with external threads, a pressure sensor is arranged on the adjusting rod, the other end of the adjusting rod penetrates through the right end plug and is in threaded connection with the right end plug, the adjusting rod is in threaded connection with the pushing support, and a pushing turntable is arranged at the top end of the adjusting rod;
the first piston, the second piston, the left plug and the right plug are of hollow structures, a liquid outlet is formed in the outer side of the left plug, the adjusting rod is of a hollow structure, one end of the adjusting rod is communicated with the first piston, and a rotary joint is arranged at the other end of the adjusting rod;
a sealing gasket is arranged at the joint of the first piston and the adjusting rod;
The novel air inlet type air conditioner is characterized by further comprising a spiral flow guide cavity, wherein the spiral flow guide cavity is arranged in the cylinder wall of the clamp holder cylinder, one end of the outer wall of the clamp holder cylinder is provided with an air inlet, and the other end of the outer wall of the clamp holder cylinder is provided with an air outlet.
2. The bottom dip angle simulated core sample holder of claim 1, further comprising a damping hinge symmetrically disposed in a lateral center of the holder barrel, the first leg and the second leg being rotatably connected by the damping hinge, the third leg and the fourth leg being rotatably connected by the damping hinge.
3. The bottom dip angle simulated core sample holder of claim 2, wherein the damping hinge is centrally provided with a confining pressure air inlet.
4. The base dip angle simulated core sample holder of claim 1, wherein the holder barrel is made of polyetheretherketone or polyetheretherketone plus carbon fiber material.
5. The bottom dip angle simulated core sample holder of claim 1, further comprising a reinforcing rod rotatably arranged in the first leg and the third leg, wherein one end of the reinforcing rod is rotatably connected with the first leg and the third leg, the other end of the reinforcing rod is inserted into the first leg and the third leg through bolts, and the second leg and the fourth leg are correspondingly provided with insertion holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211025934.1A CN115556056B (en) | 2022-08-25 | 2022-08-25 | Bottom dip angle simulation core sample holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211025934.1A CN115556056B (en) | 2022-08-25 | 2022-08-25 | Bottom dip angle simulation core sample holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115556056A CN115556056A (en) | 2023-01-03 |
| CN115556056B true CN115556056B (en) | 2024-05-31 |
Family
ID=84738305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211025934.1A Active CN115556056B (en) | 2022-08-25 | 2022-08-25 | Bottom dip angle simulation core sample holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115556056B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000050962A (en) * | 1998-08-13 | 2000-02-22 | Pika Corporation:Kk | Foot table |
| CN202839661U (en) * | 2012-09-29 | 2013-03-27 | 英利能源（中国）有限公司 | Photovoltaic assembly and adjustable bracket of photovoltaic assembly |
| CN206027835U (en) * | 2016-08-28 | 2017-03-22 | 山东帝高漆业有限公司 | A water -cooled sand mill for paint production |
| CN108037006A (en) * | 2017-11-30 | 2018-05-15 | 成都岩心科技有限公司 | A kind of axial space adjusts core holding unit and application method |
| CN207944876U (en) * | 2018-02-13 | 2018-10-09 | 新昌县七星街道秀丽建材装饰材料经营部 | A kind of double ladder of folding adjustable angle |
| CN212280456U (en) * | 2020-04-23 | 2021-01-05 | 泉州市锦盛轻工制品有限公司 | Folding type beach article rack |
| CN214173326U (en) * | 2021-02-25 | 2021-09-10 | 火星营地(北京)教育科技有限公司 | Novel sextant convenient to operation |
| CN214560299U (en) * | 2021-03-31 | 2021-11-02 | 宁波锋成先进能源材料研究院有限公司 | Adjustable rock core clamping device |
| CN217060522U (en) * | 2022-02-25 | 2022-07-26 | 湖南省煤业集团马田矿业有限公司 | Angle positioning device for mining water transient prevention and control electromagnetic coil detection |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190211625A1 (en) * | 2018-01-07 | 2019-07-11 | Shmulik Shimon | Secure ladder |
-
2022
- 2022-08-25 CN CN202211025934.1A patent/CN115556056B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000050962A (en) * | 1998-08-13 | 2000-02-22 | Pika Corporation:Kk | Foot table |
| CN202839661U (en) * | 2012-09-29 | 2013-03-27 | 英利能源（中国）有限公司 | Photovoltaic assembly and adjustable bracket of photovoltaic assembly |
| CN206027835U (en) * | 2016-08-28 | 2017-03-22 | 山东帝高漆业有限公司 | A water -cooled sand mill for paint production |
| CN108037006A (en) * | 2017-11-30 | 2018-05-15 | 成都岩心科技有限公司 | A kind of axial space adjusts core holding unit and application method |
| CN207944876U (en) * | 2018-02-13 | 2018-10-09 | 新昌县七星街道秀丽建材装饰材料经营部 | A kind of double ladder of folding adjustable angle |
| CN212280456U (en) * | 2020-04-23 | 2021-01-05 | 泉州市锦盛轻工制品有限公司 | Folding type beach article rack |
| CN214173326U (en) * | 2021-02-25 | 2021-09-10 | 火星营地(北京)教育科技有限公司 | Novel sextant convenient to operation |
| CN214560299U (en) * | 2021-03-31 | 2021-11-02 | 宁波锋成先进能源材料研究院有限公司 | Adjustable rock core clamping device |
| CN217060522U (en) * | 2022-02-25 | 2022-07-26 | 湖南省煤业集团马田矿业有限公司 | Angle positioning device for mining water transient prevention and control electromagnetic coil detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115556056A (en) | 2023-01-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114234886B (en) | Karst collapse early warning monitoring device | |
| CN114705834B (en) | Simulated gas lift reverse circulation slurry suspension deslagging indoor test system and test method thereof | |
| CN205654336U (en) | Fractured reservoir complex operating condition simulation experiment device | |
| CN115556056B (en) | Bottom dip angle simulation core sample holder | |
| CN114184530A (en) | Simulation test device and method for single fracture sand bursting start | |
| CN106869909B (en) | Testing device and testing method for determining hydrogeological parameters of inclined filling fracture | |
| CN209132015U (en) | A kind of ground sampler | |
| CN107144515A (en) | Imbibition experimental provision and its method | |
| CN106052534A (en) | Drilling rock core level dip meter | |
| CN114198084A (en) | Fractured stratum plugging simulation evaluation device and evaluation method | |
| CN209670898U (en) | A kind of ground drilling rig | |
| CN209523706U (en) | A kind of geologic prospect drilling rig | |
| CN209942800U (en) | Experimental device for confirm non-miscible gas drive oil exploitation mode | |
| CN112227989A (en) | Visual horizontal annulus rock debris migration simulation method | |
| CN115059454A (en) | Device and method for evaluating displacement efficiency of drilling fluid and cleaning efficiency of flushing fluid for well cementation | |
| CN115898376A (en) | Visual experiment device and method for deformation and plugging of cracks around well | |
| CN108931393A (en) | Tunnel core trephination for the research of reversed fault detecting earth stress | |
| CN210771095U (en) | Total powerstation for engineering surveying and mapping | |
| CN103293172B (en) | CT scanning multi-angle rotatable core holder based on top gas injection | |
| CN114412412A (en) | Cement sheath sealing integrity evaluation device and method | |
| CN112595387A (en) | A environmental monitoring device for hydraulic engineering | |
| CN116481976B (en) | 3D printing variable-opening fractured rock mass grouting test system and method | |
| CN206338062U (en) | A kind of drilling horizontal angle and vertical angle synchronous measuring apparatus | |
| CN221326274U (en) | Spherical sealing cavity structure and triaxial six-way loading system | |
| CN220339993U (en) | Shale development rock core holder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |