CN219795240U - High-pressure sealing mechanism of logging instrument - Google Patents
High-pressure sealing mechanism of logging instrument Download PDFInfo
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- CN219795240U CN219795240U CN202321043792.1U CN202321043792U CN219795240U CN 219795240 U CN219795240 U CN 219795240U CN 202321043792 U CN202321043792 U CN 202321043792U CN 219795240 U CN219795240 U CN 219795240U
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- shell
- sealing
- seal
- embedded
- fixing portion
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- 238000007789 sealing Methods 0.000 title claims abstract description 73
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 239000011324 bead Substances 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 239000000428 dust Substances 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a high-pressure sealing mechanism of a logging instrument, which comprises a shell, a measuring mechanism and a sealing component, wherein the measuring mechanism is arranged in the shell and can extend into a mine together with the shell for detection, the sealing component is arranged on an interface of the shell, when the sealing component rotates to a preset position around the axial direction of the shell, the sealing component and the shell seal the measuring mechanism together, the interface of the shell can be sealed through the sealing component, so that the logging mechanism is sealed in the shell, the tightness of the shell is improved, when the logging mechanism enters the well along with the shell for measurement, water vapor, dust and the like in the well cannot enter the shell easily, the measuring mechanism is better protected, the water vapor and the dust are prevented from entering the shell to damage the measuring mechanism, and the maintenance cost is reduced.
Description
Technical Field
The utility model relates to the technical field of sealing, in particular to a high-pressure sealing mechanism of a logging instrument.
Background
The logging instrument is mainly used for continuously scanning a well wall, and can scan any level at the same time, such as a vertical section, a horizontal section and the like of a shaft, but due to environmental influence, moisture in the well is possibly high, meanwhile, the air quality in the well is poor, when the existing logging instrument enters the well for measurement, water vapor, dust and the like possibly enter the logging instrument, and further control elements inside the logging instrument are damaged, so that measurement data are inaccurate.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. To this end, an object of the present utility model is to propose a logging tool high pressure sealing mechanism comprising:
a housing;
the measuring mechanism is arranged in the shell and can extend into the mine together with the shell for detection;
and the sealing assembly is arranged on the interface of the shell, and seals the measuring mechanism together with the shell when the sealing assembly rotates to a preset position around the axial direction of the shell.
Preferably, the seal assembly comprises:
a first seal disposed on an interface of the housing;
and the second sealing piece is rotatably arranged on the first sealing piece and can be mutually clamped with the first sealing piece to seal the shell.
Preferably, the first seal comprises:
the first fixing part is arranged on the interface of the shell;
a locking portion provided in the first fixing portion;
the wave bead screw is arranged in the direction of the outer peripheral surface of the locking part and is clamped and fixed in the second sealing piece along with the locking part.
Preferably, the second sealing member includes a second fixing portion and an embedding portion, and the embedding portion is disposed in the second fixing portion and is configured to extend between the first fixing portion and the locking portion, so as to be fastened and fixed by the bead screw.
Preferably, a through hole is formed in the inner peripheral surface of the embedding portion, and when the embedding portion extends between the first fixing portion and the locking portion and is rotated to a predetermined position, the bead screw is embedded into the through hole to be fixed and limited by the bead screw.
Preferably, a sealing ring is arranged on the locking part, an annular groove corresponding to the sealing ring is arranged in the embedded part, and when the embedded part extends into the space between the first fixing part and the locking part, the sealing ring is embedded into the annular groove so as to seal the gap between the locking part and the embedded part.
Preferably, the measuring mechanism comprises:
the control module is arranged in the shell;
the measuring ports are arranged at intervals along the length direction of the shell and are electrically connected with the control module.
Preferably, a sealing sleeve is arranged on the outer peripheral surface of the shell, and the sealing sleeve is sleeved on the first fixing part and the second fixing part and is used for wrapping and sealing the first fixing part and the second fixing part.
The scheme of the utility model at least comprises the following beneficial effects:
according to the high-pressure sealing mechanism of the logging instrument, provided by the embodiment of the utility model, the port of the shell can be sealed through the sealing component, so that the logging instrument is sealed in the shell, the sealing property of the shell is improved, when the logging instrument enters the well along with the shell to measure, water vapor, dust and the like in the well are not easy to enter the shell, the measuring instrument is better protected, the water vapor and the dust are prevented from entering the shell to damage the measuring instrument, and the maintenance cost is reduced.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a high pressure sealing mechanism of a logging tool according to an embodiment of the present utility model;
FIG. 2 is an exploded view of a high pressure seal mechanism of a logging tool provided in an embodiment of the present utility model;
FIG. 3 is a schematic view of a seal assembly provided in an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a high pressure seal mechanism for a logging tool provided in an embodiment of the present utility model.
Reference numerals illustrate:
1. a housing; 2. a measuring mechanism; 20. a control module; 21. a measurement port; 3. a seal assembly; 30. a first seal; 300. a first fixing portion; 301. a locking part; 302. a wave bead screw; 31. a second seal; 310. a second fixing portion; 311. an embedding part; 3110. a through hole; 3111. an annular groove; 32. a seal ring; 4. and (5) sealing the sleeve.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like 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 communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The high-pressure sealing mechanism of the logging instrument according to the embodiment of the utility model is described in detail below with reference to the accompanying drawings.
Referring to fig. 1, a high-pressure sealing mechanism of a logging instrument provided by the embodiment of the utility model comprises a shell 1, a measuring mechanism 2 and a sealing assembly 3, wherein the measuring mechanism 2 is arranged in the shell 1 and can extend into a mine together with the shell 1 for detection, the sealing assembly 3 is arranged on an interface of the shell 1, and when the sealing assembly 3 rotates to a preset position around the axial direction of the shell 1, the sealing assembly 3 and the shell 1 seal the measuring mechanism 2 together.
In this embodiment, measuring mechanism 2 can be used to measure in the mine, can seal through seal assembly 3 at the port of casing 1 to seal measuring mechanism 2 in casing 1, promoted the leakproofness of casing 1, when measuring mechanism 2 gets into in the mine along with casing 1 and carries out the measurement, in the difficult entering casing 1 of steam and dust etc. in the mine, and then protect measuring mechanism 2 better, prevent steam and dust to get into in the casing 1 and cause the damage to measuring mechanism 2, reduced the maintenance cost.
The seal assembly 3 includes a first seal member 30 and a second seal member 31, where the first seal member 30 is disposed on an interface of the housing 1, and the second seal member 31 is rotatably disposed on the first fixing portion 300 and can be engaged with the first seal member 30 to seal the housing 1.
In this embodiment, when the logging tool is assembled, the second sealing element 31 and the first sealing element 30 may be inserted into each other and rotate around the axial direction of the first sealing element 30, so that the second sealing element 31 may be locked and limited with the first sealing element 30 when rotating to a predetermined position, thereby sealing the casing 1 and ensuring better overall sealing performance; alternatively, the first and second seals 30 and 31 may be made of a high-strength alloy, such as an aluminum alloy, thereby ensuring safer use in a complex environment.
Specifically, the first seal member 30 includes a first fixing portion 300, a locking portion 301, and a bead screw 302, where the first fixing portion 300 is disposed on the interface of the housing 1, the locking portion 301 is disposed in the first fixing portion 300, and the bead screw 302 is disposed in the outer circumferential direction of the locking portion 301 so as to be engaged and fixed with the locking portion 301 extending into the second seal member 31.
In this embodiment, the number of the bead screws 302 may be plural, and when the second sealing member 31 and the first sealing member 30 are inserted into each other, the locking portion 301 and the bead screws 302 can enter the second sealing member 31, so that when the second sealing member 31 rotates to a predetermined position on the first fixing portion, the second sealing member 31 can be locked by the bead screws 302, and further the second sealing member 31 is fixed on the first fixing portion 300.
The second sealing member 31 includes a second fixing portion 310 and an embedding portion 311, the embedding portion 311 is disposed in the second fixing portion 310 and is configured to extend between the first fixing portion 300 and the locking portion 301 to be engaged and fixed by the bead screw 302, a through hole 3110 is disposed on an inner peripheral surface of the embedding portion 311, and when the embedding portion 311 extends between the first fixing portion 300 and the locking portion 301 and is rotated to a predetermined position, the bead screw 302 is embedded in the through hole 3110 to be fixed and limited by the bead screw 302.
In this embodiment, the predetermined position represents a position where the bead screw 302 and the through hole 3110 correspond to each other, when the second fixing portion 310 and the first fixing portion 300 are inserted into each other, the insertion portion 311 may extend into the first fixing portion 300 and wrap the locking portion 301, then the bead screw 302 is forced and pressed down to retract into the locking portion 301 when contacting the inner peripheral surface of the insertion portion 311, so that the second fixing portion 310 may rotate on the first fixing portion 300, and the bead screw 302 may be inserted into the through hole 3110 after corresponding to the through hole 3110, thereby locking the first fixing portion 300 and the second fixing portion 310; preferably, the first fixing portion 300 and the second fixing portion 310 may be unlocked, and the second fixing portion 310 may be rotated on the first fixing portion 300 by applying force, so that the ball screw 302 is pressed down and separated from the through hole 3110 after being forced, thereby unlocking the first fixing portion 300 and the second fixing portion 310.
Wherein, the locking portion 301 is provided with a sealing ring 32, the embedded portion 311 is provided with an annular groove 3111 corresponding to the sealing ring 32, and when the embedded portion 311 extends between the first fixing portion 300 and the locking portion 301, the sealing ring 32 is embedded into the annular groove 3111 to seal the gap between the locking portion 301 and the embedded portion 311.
In this embodiment, when the second fixing portion 310 is attached to the first fixing portion 300 and rotates, the locking portion 301 and the bead screw 302 are locked with the embedded portion 311, so that the sealing ring 32 can be fixed in the annular groove 3111 in the embedded portion 311, stability is better when the measurement is performed, meanwhile, the inside of the housing 1 can be sealed by the sealing ring 32, moisture, dust and the like are not easy to enter the housing 1, and the measuring mechanism 2 can be better protected.
Specifically, the measuring mechanism 2 includes a control module 20, a plurality of measuring ports 21, where the control module 20 is disposed in the housing 1, and the plurality of measuring ports 21 are disposed at intervals along the length direction of the housing 1 and electrically connected to the control module 20.
In this embodiment, the control module 20 may be a control chip and its peripheral circuit, for example, the control chip may be ADSP20061, the plurality of measurement ports 21 may measure by means of ultrasonic waves, etc., during measurement, a controlled acoustic wave vibration source may be placed in the mine, then the housing 1 is extended into the mine, the controlled acoustic wave vibration source may generate acoustic waves in the mine, and then the plurality of measurement ports 21 may detect the interior of the mine according to the acoustic waves generated by the controlled acoustic wave vibration source, so as to transmit data to the master control device.
Specifically, the outer peripheral surface of the housing 1 is provided with a sealing sleeve 4, and the sealing sleeve 4 is sleeved on the first fixing portion 300 and the second fixing portion 310, so as to wrap and seal the first fixing portion 300 and the second fixing portion 310.
In this embodiment, the sealing sleeve 4 and the housing 1 are detachable, and when measurement is needed, the sealing sleeve 4 can be sleeved on the peripheral surface of the housing 1, so that the peripheral surface directions of the first fixing portion 300 and the second fixing portion 310 are wrapped, and the tightness between the first fixing portion 300 and the second fixing portion 310 is further improved.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (8)
1. A logging tool high pressure seal mechanism, comprising:
a housing;
the measuring mechanism is arranged in the shell and can extend into the mine together with the shell for detection;
and the sealing assembly is arranged on the interface of the shell, and seals the measuring mechanism together with the shell when the sealing assembly rotates to a preset position around the axial direction of the shell.
2. The tool high pressure seal mechanism of claim 1, wherein the seal assembly comprises:
a first seal disposed on an interface of the housing;
and the second sealing piece is rotatably arranged on the first sealing piece and can be mutually clamped with the first sealing piece to seal the shell.
3. The tool high pressure seal mechanism of claim 2, wherein the first seal comprises:
the first fixing part is arranged on the interface of the shell;
a locking portion provided in the first fixing portion;
the wave bead screw is arranged in the direction of the outer peripheral surface of the locking part and is clamped and fixed in the second sealing piece along with the locking part.
4. The tool high pressure seal mechanism of claim 3, wherein the second seal member includes a second fixing portion and an embedded portion, the embedded portion being disposed in the second fixing portion and configured to extend between the first fixing portion and the locking portion to be engaged and fixed by the bead screw.
5. The high-pressure sealing mechanism of a logging instrument according to claim 4, wherein a through hole is formed in an inner peripheral surface of the embedded portion, and when the embedded portion extends between the first fixing portion and the locking portion and is rotated to a predetermined position, the wave bead screw is embedded in the through hole to be fixed and limited by the wave bead screw.
6. The high-pressure sealing mechanism of the logging instrument according to claim 5, wherein a sealing ring is arranged on the locking part, an annular groove corresponding to the sealing ring is arranged in the embedded part, and when the embedded part stretches into the space between the first fixing part and the locking part, the sealing ring is embedded in the annular groove to seal a gap between the locking part and the embedded part.
7. The tool high pressure seal mechanism of claim 6, wherein the measurement mechanism comprises:
the control module is arranged in the shell;
the measuring ports are arranged at intervals along the length direction of the shell and are electrically connected with the control module.
8. The high-pressure sealing mechanism of the logging instrument of claim 7, wherein a sealing sleeve is arranged on the outer peripheral surface of the shell, and the sealing sleeve is sleeved on the first fixing part and the second fixing part and is used for wrapping and sealing the first fixing part and the second fixing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321043792.1U CN219795240U (en) | 2023-05-04 | 2023-05-04 | High-pressure sealing mechanism of logging instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321043792.1U CN219795240U (en) | 2023-05-04 | 2023-05-04 | High-pressure sealing mechanism of logging instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219795240U true CN219795240U (en) | 2023-10-03 |
Family
ID=88150982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321043792.1U Active CN219795240U (en) | 2023-05-04 | 2023-05-04 | High-pressure sealing mechanism of logging instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219795240U (en) |
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2023
- 2023-05-04 CN CN202321043792.1U patent/CN219795240U/en active Active
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