CN214697777U - Rust-proof device for casing head - Google Patents
Rust-proof device for casing head Download PDFInfo
- Publication number
- CN214697777U CN214697777U CN202120650213.4U CN202120650213U CN214697777U CN 214697777 U CN214697777 U CN 214697777U CN 202120650213 U CN202120650213 U CN 202120650213U CN 214697777 U CN214697777 U CN 214697777U
- Authority
- CN
- China
- Prior art keywords
- casing head
- side wall
- top cover
- fixedly connected
- base
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 19
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000002274 desiccant Substances 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000002265 prevention Effects 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
Images
Abstract
The utility model relates to a rust-resistant technical field of casing head discloses a rust-resistant device of casing head, which comprises a base, the vertical upwards fixed mounting of base upper portion intermediate position has the casing head, is located the transparent pillar of fixedly connected with on the base of casing head outlying, the fixed embedding of transparent pillar left and right sides wall intermediate position has the sealing rubber circle, the installation cover that a plurality of equidistance of casing head inner chamber fixedly connected with distribute is located transparent pillar left side upper portion is through round pin axle and top cap left side lower part activity hinge joint. The utility model discloses because fixed mounting has the cover at the outside transparent pillar of casing head on the base to transparent pillar forms sealed measure with upper portion articulated top cap cooperation, avoids the corruption of outside sleet to lead to taking place the problem of corrosion.
Description
Technical Field
The utility model relates to a rust-resistant technical field of casing head specifically is a rust-resistant device of casing head.
Background
In the process of petroleum drilling operation, particularly when well completion operation is carried out on a well with low well control risk level and low output-input ratio, a casing head is generally used for sealing an annular space between a surface casing and an oil layer casing, so that underground oil gas is ensured not to overflow from the annular space between the surface casing and the oil layer casing, and smooth proceeding of subsequent operation is ensured.
However, the inventor finds that the prior art still has at least the following defects through the research:
the pipe head is exposed outside for a long time, so that the pipe head is corroded by rain and snow to cause the problem of rusting.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a casing head rust preventing device has solved the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a casing head rust-resistant device, includes the base, the vertical upwards fixed mounting in base upper portion intermediate position has the casing head, is located the transparent pillar of fixedly connected with on the outlying base of casing head, the fixed embedding of transparent pillar left and right sides wall intermediate position has the sealing rubber circle, the installation cover that a plurality of equidistance of casing head inner chamber fixedly connected with distribute is located transparent pillar left side upper portion is through round pin axle and top cap left side lower part activity articulated, and top cap right-hand member portion passes through fixing bolt and transparent pillar fixed connection, is located the net box is put in to the equal fixedly connected with drier package of top cap left and right sides wall inner chamber, and the equal screw thread of top cap left and right sides wall is twisted and is closed the thread sealing lid that aligns the distribution with drier package net box, top cap inner chamber bottom is fixed to bond has sealed the pad.
As an optimal implementation mode of the utility model, be located the equal fixedly connected with connecting pipe in casing head left and right sides wall middle part, the connecting pipe is sealed to run through in the sealing rubber circle.
As a preferred embodiment of the present invention, a gasket is fixed and bonded to the lower end surface of the top cover.
As a preferred embodiment of the present invention, the drying agent bag is put in the stainless steel net box as a purpose.
As an optimized implementation manner of the utility model, the laminating of the drying agent bag throwing net box is distributed in the shape of the opening on one side of the top cover.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses because fixed mounting has the cover at the outside transparent pillar of casing head on the base to transparent pillar forms sealed measure with upper portion articulated top cap cooperation, avoids the corruption of outside sleet to lead to taking place the problem of corrosion.
2. The utility model discloses install drier package at the top cap inner chamber and put in the net box, drier package can keep the aridity in the top cap to when the later stage need be changed drier package, should follow the top cap with the thread seal demolish can, convenient and fast.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a front view of a casing head rust prevention device of the present invention;
fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 of a casing head rust prevention device of the present invention.
In the figure: 1. a base; 2. a casing head; 3. a transparent protective tube; 4. sealing the rubber ring; 5. a pin shaft; 6. a thread sealing cover; 7. a top cover; 8. a gasket; 9. a desiccant bag throwing net box; 10. installing a sleeve; 11. a connecting pipe; 12. a seal ring pad; 13. and (5) fixing the bolt.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.
Referring to fig. 1-2, the present invention provides a technical solution: a casing head rust prevention device comprises a base 1, a casing head 2 is vertically and upwards fixedly installed at the middle position of the upper portion of the base 1, a transparent protection pipe 3 is fixedly connected to the base 1 at the periphery of the casing head 2, a sealing rubber ring 4 is fixedly embedded at the middle position of the left side wall and the right side wall of the transparent protection pipe 3, a plurality of mounting sleeves 10 distributed at equal intervals are fixedly connected to the inner cavity of the casing head 2, the upper portion of the left side of the transparent protection pipe 3 is movably hinged to the lower portion of the left side of a top cover 7 through a pin shaft 5, the right end portion of the top cover 7 is fixedly connected with the transparent protection pipe 3 through a fixing bolt 13, desiccant bag throwing net boxes 9 are fixedly connected to the inner cavities of the left side wall and the right side wall of the top cover 7, threaded sealing covers 6 distributed in alignment with the desiccant bag throwing net boxes 9 are screwed to the left side wall and the right side wall of the top cover 7, a sealing gasket 8 is fixedly bonded to the bottom of the inner cavity of the top cover 7, and can ensure the sealing performance of the casing head 2, specifically, the method comprises the following steps: because the transparent protective pipe 3 sleeved outside the casing head 2 is fixedly arranged on the base 1, and the transparent protective pipe 3 is matched with the top cover 7 hinged to the upper part to form a sealing measure, the problem of corrosion caused by rain and snow outside is avoided; and install drier package in top cap 7 inner chamber and throw in net box 9, the drier package can keep the aridity in the top cap 7 to when later stage need change the drier package, should 6 follow top cap 7 with the thread seal demolish can, convenient and fast.
In this embodiment, be located the equal fixedly connected with connecting pipe 11 in the middle part of the wall of casing head 2 left and right sides, connecting pipe 11 is sealed to run through in sealing rubber circle 4, guarantees the leakproofness.
In this embodiment, a gasket 12 is fixedly bonded to the lower end surface of the top cover 7, so as to ensure the sealing property between the top cover 7 and the transparent protection tube 3.
In this embodiment, the desiccant bag dispensing mesh box 9 is a 20-mesh stainless steel mesh box, and has a longer service life.
In this embodiment, the desiccant bag feeding mesh box 9 is attached to one side of the top cover 7 and distributed in a notch shape, so that the desiccant bag is convenient to take.
It should be noted that the present invention relates to a casing head rust-proof device, each of which is a general standard component or a component known to those skilled in the art, and the structure and principle of the device can be known by the technical manual or by the conventional experimental method.
The working principle is as follows: because the transparent protective pipe 3 sleeved outside the casing head 2 is fixedly arranged on the base 1, and the transparent protective pipe 3 is matched with the top cover 7 hinged to the upper part to form a sealing measure, the problem of corrosion caused by rain and snow outside is avoided; and install drier package in top cap 7 inner chamber and throw in net box 9, the drier package can keep the aridity in the top cap 7 to when later stage need change the drier package, should 6 follow top cap 7 with the thread seal demolish can, convenient and fast.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a rust-resistant device of casing head which characterized in that: comprises a base (1), a sleeve head (2) is vertically and upwards fixedly installed at the middle position of the upper part of the base (1), a transparent protective pipe (3) is fixedly connected onto the base (1) at the periphery of the sleeve head (2), sealing rubber rings (4) are fixedly embedded at the middle positions of the left side wall and the right side wall of the transparent protective pipe (3), a plurality of mounting sleeves (10) distributed at equal intervals are fixedly connected with the inner cavity of the sleeve head (2), the upper part of the left side of the transparent protective pipe (3) is movably hinged with the lower part of the left side of a top cover (7) through a pin shaft (5), the right end part of the top cover (7) is fixedly connected with the transparent protective pipe (3) through a fixing bolt (13), a drying agent bag throwing net box (9) is fixedly connected with the inner cavity of the left side wall and the right side wall of the top cover (7), and threads (6) which are aligned and distributed with the drying agent bag throwing net box (9) are screwed on the left side wall and the right side wall of the top cover (7), and a sealing gasket (8) is fixedly bonded at the bottom of the inner cavity of the top cover (7).
2. The casing head rust prevention device according to claim 1, characterized in that: and the middle parts of the left side wall and the right side wall of the casing head (2) are fixedly connected with connecting pipes (11), and the connecting pipes (11) are sealed and run through the sealing rubber ring (4).
3. The casing head rust prevention device according to claim 1, characterized in that: and a sealing ring pad (12) is fixedly bonded on the lower end surface of the top cover (7).
4. The casing head rust prevention device according to claim 1, characterized in that: the desiccant bag throwing net box (9) is a stainless steel net box with 20 meshes.
5. The casing head rust prevention device according to claim 1, characterized in that: the desiccant bag throwing net box (9) is attached to one side of the top cover (7) and distributed in a gap shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120650213.4U CN214697777U (en) | 2021-03-31 | 2021-03-31 | Rust-proof device for casing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120650213.4U CN214697777U (en) | 2021-03-31 | 2021-03-31 | Rust-proof device for casing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214697777U true CN214697777U (en) | 2021-11-12 |
Family
ID=78526696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120650213.4U Expired - Fee Related CN214697777U (en) | 2021-03-31 | 2021-03-31 | Rust-proof device for casing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214697777U (en) |
-
2021
- 2021-03-31 CN CN202120650213.4U patent/CN214697777U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211112 |