CN217897855U - Petroleum logging instrument protection device - Google Patents
Petroleum logging instrument protection device Download PDFInfo
- Publication number
- CN217897855U CN217897855U CN202221393204.2U CN202221393204U CN217897855U CN 217897855 U CN217897855 U CN 217897855U CN 202221393204 U CN202221393204 U CN 202221393204U CN 217897855 U CN217897855 U CN 217897855U
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- Prior art keywords
- buffer
- column
- shell
- logging instrument
- plate
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- 239000003208 petroleum Substances 0.000 title claims abstract description 8
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 6
- 239000011435 rock Substances 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000011161 development Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a petroleum logging instrument protection device, which comprises an installation bottom plate, a buffer spring, a buffer plate, a fixed column, a positioning block, a fastening nut, a shell, a heat dissipation window, a buffer column, a buffer ring, an elastic column, an elastic pressing block, an upper cover and a hanging lug; compared with the prior art, its beneficial effect is: the well logging instrument is placed in the shell and is compressed by the elastic pressing block and the positioning block, the detection rod penetrates through the circular hole in the upper cover to be connected with the well logging instrument and is fixed on the hanging lug in a rope assisting mode, the smoothness during descending is improved, when vibration and rubbing occur, the well logging instrument is protected through the buffer column, the buffer ring and the shell, only the measuring head extends out of the center of the mounting bottom plate during measurement, falling rocks in the interior and the interference of soil to the measuring instrument are avoided to the maximum extent, and the measurement accuracy is improved.
Description
Technical Field
The utility model relates to an oil logging technical field specifically is an oil logging instrument protection device.
Background
Oil logging is generally performed by utilizing the geophysical characteristics of a rock formation, such as electrochemical characteristics, conductive characteristics, acoustic characteristics, radioactivity and the like, and is used for understanding the tendency, the structure and the sedimentary construction of the underground rock formation; identifying lithology and oil, gas, water layer fluid properties of the subsurface reservoir rock; determining the reservoir type, monitoring the working condition of each oil layer, checking the technical condition of the development well and the like are important bases for the development well to take operation measures and carry out development and adjustment of the oil field.
Oil well logging can be divided into a downhole type and an uphole type according to different application scenes, and a downhole instrument is usually hung to a wellhead through an uphole device and then placed into the environment for measurement according to a specified speed. When an existing logging instrument enters a well, the existing logging instrument is prone to shaking or scraping and rubbing, logging equipment is prone to damage, meanwhile, soil and stones in the well are prone to falling, and the measurement accuracy of the logging equipment is prone to being affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil logging instrument protection device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the heat dissipation device comprises an installation bottom plate, a buffer spring, a buffer plate, a fixing column, a positioning block, a fastening nut, a shell, a heat dissipation window, a buffer column, a buffer ring, an elastic column, an elastic pressing block, an upper cover and a hanging lug; the mounting bottom plate is annular, and a circular groove is formed in the middle of the mounting bottom plate; one end of the buffer spring is fixed in the circular groove of the mounting bottom plate; the buffer plate is arranged at the other end of the buffer spring; the fixing column is fixed on the upper surface of the mounting bottom plate; the positioning block is arranged on the fixing column and is locked by a fastening nut; the shell is fixed on the mounting bottom plate, and a heat dissipation window is formed in the side wall of the shell; the buffer column is arranged on the outer wall of the shell; the buffer ring is arranged on the buffer column; the elastic column is arranged on the inner wall of the shell; the elastic pressing block is arranged on the elastic column; the upper cover is arranged at the top end of the shell through threads; the hangers are arranged on the upper surface of the upper cover.
As a preferred technical scheme of the utility model, the buffer springs are six in number, and are uniformly distributed and arranged in a circular groove at the center of the mounting bottom plate; the buffer plate is in a ring shape, the inner diameter of the buffer plate is the same as the inner diameter of the mounting base plate, and the outer diameter of the buffer plate is the same as the inner size of the circular groove in the center of the mounting base plate.
As a preferred technical scheme of the utility model, the fixed column is totally three, installs in mounting plate upper surface half left side, the locating piece is two totally, for the semicircle annular, can slide on three fixed columns, and is fixed through fastening nut locking.
As a preferred technical scheme of the utility model, the buffer columns are divided into eight parts, and are divided into two groups of circumference uniform distribution and arranged at the upper end and the lower end of the outer wall of the shell; the number of the buffer rings is two, and each buffer ring is arranged at the tail end of four buffer columns; the buffer column and the buffer ring are made of rubber.
As a preferred technical scheme of the utility model, elastic pressing block is two altogether, and every installs through two elastic columns and fixes both ends about the shell inner wall, and the elastic pressing block material is polyethylene, outer wall parcel rubber casing, and the elastic column material is rubber.
Compared with the prior art, the beneficial effects of the utility model are that: the well logging instrument is placed in the shell and is compressed by the elastic pressing block and the positioning block, the detection rod penetrates through the circular hole in the upper cover to be connected with the well logging instrument and is fixed on the hanging lug in an auxiliary mode through a rope, the smoothness during descending is improved, when vibration and scratch occur, the well logging instrument is protected through the buffer column, the buffer ring and the shell, only the measuring head extends out of the center of the mounting base plate during measurement, the interference of in-place falling rocks and soil to the measuring instrument is avoided to the greatest extent, and the measuring accuracy is improved.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an exploded view of the present invention;
FIG. 3 is a perspective view of the housing structure of the present invention;
in the figure: 1-mounting a bottom plate, 2-buffer springs, 3-buffer plates, 4-fixed columns, 5-positioning blocks, 6-fastening nuts, 7-shells, 8-heat dissipation windows, 9-buffer columns, 10-buffer rings, 11-elastic columns, 12-elastic pressing blocks, 13-upper covers and 14-hangers.
Detailed Description
Example 1
As shown in fig. 1 to 3, the utility model discloses a petroleum logging instrument protection device, which comprises an installation bottom plate 1, a buffer spring 2, a buffer plate 3, a fixed column 4, a positioning block 5, a fastening nut 6, a shell 7, a heat dissipation window 8, a buffer column 9, a buffer ring 10, an elastic column 11, an elastic pressing block 12, an upper cover 13 and a hanging lug 14; the mounting base plate 1 is circular, and a circular groove is formed in the middle of the mounting base plate; one end of the buffer spring 2 is fixed in the circular groove of the mounting base plate 1; the buffer plate 3 is arranged at the other end of the buffer spring 2; the fixing column 4 is fixed on the upper surface of the mounting base plate 1; the positioning block 5 is arranged on the fixing column 4 and is locked by a fastening nut 6; the shell 7 is fixed on the mounting bottom plate 1, and a heat dissipation window 8 is formed in the side wall of the shell; the buffer column 9 is arranged on the outer wall of the shell 7; the buffer ring 10 is arranged on the buffer column 9; the elastic column 11 is arranged on the inner wall of the shell 7; the elastic pressing block 12 is arranged on the elastic column 11; the upper cover 13 is arranged at the top end of the shell 7 through threads; the hanging lugs 14 are arranged on the upper surface of the upper cover 13. The number of the buffer springs 2 is six, and the buffer springs are uniformly distributed in the circular groove in the center of the mounting base plate 1; the buffer plate 3 is in a ring shape, the inner diameter of the buffer plate is the same as that of the installation bottom plate 1, and the outer diameter of the buffer plate is the same as that of the circular groove in the center of the installation bottom plate 1. The three fixing columns 4 are arranged on the left half side of the upper surface of the mounting base plate 1, the positioning blocks 5 are two in number and are in a semicircular ring shape, can slide on the three fixing columns 4 and are locked and fixed through fastening nuts 6. Eight buffer columns 9 are divided into two groups, and the two groups are uniformly arranged on the upper end and the lower end of the outer wall of the shell 7 in a circumferential manner; the number of the buffer rings 10 is two, and each buffer ring is arranged at the tail end of the four buffer columns 9; the buffer column 9 and the buffer ring 10 are made of rubber. Elastic pressing block 12 is totally two, and every is fixed both ends about 7 inner walls of shell through 11 installations of two elasticity posts, and elastic pressing block 12 material is polyethylene, and outer wall parcel rubber casing, 11 materials of elasticity post are rubber.
The utility model discloses a theory of operation as follows: screw down upper cover 13, put into shell 7 with the logging instrument, press elastic pressing block 12 extrusion elastic column 11, place the logging instrument on buffer board 3, buffer spring 2 of downside can reduce the impact force that receives when the logging instrument is installed, then loosen elastic pressing block 12, make elastic pressing block 12 and locating piece 5 press from both sides the logging instrument tightly, then pass upper cover 13 with the gauge rod and fix the top at the logging instrument, pass hangers 14 with the rope and fix on the gauge rod, at last screw up upper cover 13 and accomplish the installation on shell 7, wear out the measuring head of logging instrument from the round hole in the middle of mounting plate 1, can begin to go into well and measure.
When the whole logging instrument descends along with the measuring rod, and the measuring rod vibrates and shakes to cause the whole logging instrument to impact on a well wall, the buffer ring 10 and the buffer column 9 can reduce the impact force received by the shell 7, so that the logging instrument fixed inside is protected, the logging instrument is prevented from being damaged by impact or scratch, the logging instrument is sealed, then the influence of broken stones and earth falling in the environment on the logging instrument can be reduced in the shell 7, and the measurement accuracy is improved.
The components which are not described in detail herein are prior art, and the central control computer 17, the controller 22 and the steam generator 11 are all externally connected and connected with the robot main body 12 through electric wires.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore are not to be construed as limiting the present invention, and further, the terms "first", "second", and the like are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features being referred to, whereby the features defined as "first", "second", and the like may explicitly or implicitly include one or more such features, and in the description of the present invention, unless otherwise indicated, the terms "plurality" means two or more than two.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be a communication between the two elements, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through the specific situation
Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.
Claims (5)
1. A kind of petroleum well logging instrument protective device, characterized by: the heat dissipation device comprises an installation base plate (1), a buffer spring (2), a buffer plate (3), a fixing column (4), a positioning block (5), a fastening nut (6), a shell (7), a heat dissipation window (8), a buffer column (9), a buffer ring (10), an elastic column (11), an elastic pressing block (12), an upper cover (13) and a hanging lug (14); the mounting bottom plate (1) is annular, and a circular groove is formed in the middle of the mounting bottom plate; one end of the buffer spring (2) is fixed in the circular groove of the mounting base plate (1); the buffer plate (3) is arranged at the other end of the buffer spring (2); the fixing column (4) is fixed on the upper surface of the mounting bottom plate (1); the positioning block (5) is mounted on the fixing column (4) and locked by a fastening nut (6); the shell (7) is fixed on the mounting bottom plate (1), and a heat dissipation window (8) is formed in the side wall of the shell; the buffer column (9) is arranged on the outer wall of the shell (7); the buffer ring (10) is arranged on the buffer column (9); the elastic column (11) is arranged on the inner wall of the shell (7); the elastic pressing block (12) is arranged on the elastic column (11); the upper cover (13) is installed at the top end of the shell (7) through threads; the hanging lug (14) is arranged on the upper surface of the upper cover (13).
2. The petroleum logging instrument protection device of claim 1, wherein: six buffer springs (2) are uniformly distributed in the circumference in a circular groove in the center of the mounting base plate (1); the buffer plate (3) is in a ring shape, the inner diameter of the buffer plate is the same as that of the mounting base plate (1), and the outer diameter of the buffer plate is the same as that of the circular groove in the center of the mounting base plate (1).
3. The petroleum logging instrument protection device of claim 1, wherein: the fixing device is characterized in that the number of the fixing columns (4) is three, the fixing columns are mounted on the left half side of the upper surface of the mounting base plate (1), the number of the positioning blocks (5) is two, the positioning blocks are semicircular, can slide on the three fixing columns (4), and are locked and fixed through fastening nuts (6).
4. The petroleum logging instrument protection device of claim 1, wherein: eight buffer columns (9) are divided into two groups, and the two groups are uniformly distributed on the upper end and the lower end of the outer wall of the shell (7); the number of the buffer rings (10) is two, and each buffer ring is arranged at the tail end of each of the four buffer columns (9); the buffer column (9) and the buffer ring (10) are made of rubber.
5. The oil logging instrument protection device of claim 1, wherein: elastic pressing block (12) are totally two, and every is fixed both ends about shell (7) inner wall through two elasticity post (11) installation, and elastic pressing block (12) material is polyethylene, and outer wall parcel rubber casing, and elasticity post (11) material is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221393204.2U CN217897855U (en) | 2022-06-08 | 2022-06-08 | Petroleum logging instrument protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221393204.2U CN217897855U (en) | 2022-06-08 | 2022-06-08 | Petroleum logging instrument protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217897855U true CN217897855U (en) | 2022-11-25 |
Family
ID=84112537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221393204.2U Active CN217897855U (en) | 2022-06-08 | 2022-06-08 | Petroleum logging instrument protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217897855U (en) |
-
2022
- 2022-06-08 CN CN202221393204.2U patent/CN217897855U/en active Active
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