CN210068032U - Guide, blowout preventer and Christmas tree - Google Patents
Guide, blowout preventer and Christmas tree Download PDFInfo
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- CN210068032U CN210068032U CN201822142695.3U CN201822142695U CN210068032U CN 210068032 U CN210068032 U CN 210068032U CN 201822142695 U CN201822142695 U CN 201822142695U CN 210068032 U CN210068032 U CN 210068032U
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Abstract
The utility model provides a director, blowout preventer and production tree. The guide comprises a body, a connecting part and a guide part, wherein the connecting part and the guide part are arranged on the body; the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer; the guide portion sets up the one end that deviates from connecting portion at the body, and guide portion inside is formed with along vertical extension's guide channel, and the guide channel is used for guiding the anti-falling device and removes to make the bottom of anti-falling device get into this internal and with the alignment of preventer. The utility model provides a guide, blowout preventer and production tree, during the installation blowout preventer, because the anti-drop ware moves down in guide channel, can restrict the scope of rocking of anti-drop ware and lubricator, avoid the scope of rocking of lubricator to beat the phenomenon emergence that hinders the staff too much, the security is high.
Description
Technical Field
The utility model relates to an oil development technical field especially relates to a director, blowout preventer and production tree.
Background
In the process of oil exploitation, due to uncertain factors in the stratum, blowout is easy to occur in the drilling process, and unsafe accidents are caused. Therefore, a blowout preventer is usually arranged at the top end of the Christmas tree, and the blowout preventer can quickly start to shut down the well in emergency situations such as overflow, well kick, blowout and the like, so that the safety of operation is improved.
In the prior art, the blowout preventer comprises a blowout preventer, a drop preventer and a blowout preventer; the blowout preventer is connected on the top of the Christmas tree, a tool string is arranged in the blowout prevention pipe, a discharger for preventing the tool string from falling out is arranged at the bottom of the blowout prevention pipe, and the bottom end of the discharger is connected to the blowout preventer. Because blowout preventer is longer, need be connected anti-falling device and lubricator earlier during the installation, the preventer is installed on the production tree, then uses devices such as crane to hoist the lubricator, then slowly transfers to the alignment of anti-falling device and preventer, then the manual work realizes the butt joint of preventer and anti-falling device.
However, the lubricator is shaken during the lowering process, so that surrounding workers are easily injured, and the safety is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a guide, blowout preventer and production tree to overcome prior art well lubricator and hinder the problem that people, security are poor easily.
The utility model provides a guiding device, include: the device comprises a body, a connecting part and a guiding part, wherein the connecting part and the guiding part are arranged on the body; the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer; the guide portion is arranged at one end, deviating from the connecting portion, of the body, a guide channel extending in the vertical direction is formed inside the guide portion, and the guide channel is used for guiding the falling preventer to move, so that the bottom end of the falling preventer enters the body and is aligned with the blowout preventer.
The guide as described above, wherein the guide channel comprises a first section and a second section connected to the first section; the first section is connected with the body, and the second section is arranged at one end of the body, which is far away from the first section; and taking a plane vertical to the vertical direction as a cross section, wherein the cross section area of the first section is smaller than that of the second section.
The guide as described above, wherein the cross-sectional area of the first section is equal to the maximum cross-sectional area of the drop guard.
The guide of the above, wherein the cross-sectional area of the second section increases from the end near the first section to the end far from the first section.
The guide of the above, wherein the inner surface of the first section is further formed with a groove extending in the vertical direction, the groove further extending to the second section.
The guide as described above, wherein the body further has an access port formed thereon for operation.
The guide device as described above, wherein the body includes a plurality of vertical columns extending in a vertical direction, the plurality of vertical columns together enclose a cavity for accommodating the blowout preventer, top ends of the vertical columns are connected with the guide portion, and bottom ends of the vertical columns are provided with the connecting portion.
The guider is characterized in that the bottom ends of the upright posts are provided with through holes, and bolts are arranged through the through holes of the two upright posts and then matched with nuts; and a cross beam parallel to the bolt is further arranged between every two adjacent upright columns, and the bolt and the cross beam are respectively used for abutting against two ends of the blowout preventer.
The utility model also provides a blowout preventer, which comprises a blowout preventer, a drop preventer arranged between the blowout preventer and the guider; the guide is fixed outside the blowout preventer.
The utility model also provides a Christmas tree, which comprises a Christmas tree body and the blowout preventer; the blowout preventer is fixed at the top end of the Christmas tree body.
The utility model provides a guiding device, a blowout preventer and a Christmas tree, which comprises a body, a connecting part arranged on the body and a guiding part; the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer; the guide portion sets up the one end that deviates from connecting portion at the body, and the inside guide channel who is formed with along vertical extension of guide portion, and guide channel is used for guiding the anti-falling device and removes to make the bottom of anti-falling device get into this internally and align with preventer, because the anti-falling device moves down in guide channel, can restrict the scope of rocking of anti-falling device and lubricator, avoid the too big phenomenon of hindering the staff that beats of scope of rocking of lubricator to take place, and the security is high.
Drawings
The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the embodiments described herein are merely illustrative and explanatory of the present invention, and the present invention is not limited to the embodiments described below.
FIG. 1 is a schematic view of the overall structure of the blowout preventer of the present invention;
FIG. 2 is another schematic view of the overall structure of the blowout preventer of the present invention;
FIG. 3 is a schematic illustration of the connection of the blowout preventer and the guide of FIG. 2;
fig. 4 is a schematic structural view of the guide of the present invention;
fig. 5 is a front view of the guide of the present invention;
fig. 6 is a left side view of the guide of the present invention;
fig. 7 is a top view of the guide of the present invention.
Description of reference numerals:
100: a body;
110: a connecting portion;
120: a guide section;
130: a guide channel;
131: a first stage;
132: a second stage;
133: a groove;
140: a column;
141: a through hole;
150: a cross beam;
160: a bolt;
170: a nut;
200: a blowout preventer;
300: an anti-drop device;
400: lubricators.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the embodiments described herein are merely illustrative and explanatory of the present invention, and the present invention is not limited to the embodiments described below.
FIG. 1 is a schematic view of the overall structure of the blowout preventer of the present invention; FIG. 2 is another schematic view of the overall structure of the blowout preventer of the present invention; FIG. 3 is a schematic illustration of the connection of the blowout preventer and the guide of FIG. 2; fig. 4 is a schematic structural view of the guide of the present invention; fig. 5 is a front view of the guide of the present invention; fig. 6 is a left side view of the guide of the present invention; fig. 7 is a top view of the guide of the present invention.
Referring to fig. 1 to 7, the present embodiment provides a guiding device, including: a body 100, and a connecting portion 110 and a guide portion 120 provided on the body 100; the body 100 is for housing the blowout preventer 200; the connection portion 110 is used for fixed connection with the blowout preventer 200; the guide portion 120 is disposed at an end of the body 100 facing away from the connection portion 110, and a guide channel 130 extending in a vertical direction is formed inside the guide portion 120, and the guide channel 130 is used to guide the drop preventer 300 to move so that a bottom end of the drop preventer 300 enters into the body 100 and is aligned with the blowout preventer 200.
In particular, the guide 120 may be used in the field of oil production technology for guiding the connection of the blowout preventer 200 and the lubricator 400. The blowout preventer 200 may be disposed above the christmas tree body, the lubricator 400 may extend in a vertical direction, and a bottom end of the lubricator 400 may be fixed to a top end of the blowout preventer 200 by the drop preventer 300.
The guide may include a body 100, the body 100 may extend in a vertical direction, the body 100 may have various shapes, for example, the body 100 may have a cylindrical structure, which may cover the connection between the drop preventer 300 and the blowout preventer 200, and the body 100 may have various materials, such as plastic or metal, which may be set according to actual conditions.
The body 100 may further be provided with a connecting portion 110, which may be disposed at a bottom end, a middle lower portion, or the like of the body 100, the connecting portion 110 may be fixed to the blowout preventer 200, and there may be various connecting manners, for example, a clamping groove may be disposed on the blowout preventer 200, the connecting portion 110 may be a protrusion disposed on a surface of the body 100, and the protrusion may be clamped in the clamping groove to achieve a fixed connection, and for example, the connecting portion 110 may be a partial surface on the body 100, and the surface may be fixed outside the blowout preventer 200 by welding or the like.
The other end of the body 100 away from the connecting portion 110, that is, the top end of the body 100, may also be provided with a guide portion 120, the guide portion 120 may be formed with a guide channel 130, and the structure of the guide portion 120 may be various, for example, the guide portion 120 may be a shell-shaped structure, the guide channel 130 may be a cavity inside the shell-shaped structure, or the guide portion 120 may be a block-shaped structure, and the guide channel 130 may be formed in the guide portion 120 by drilling or the like.
The guide channel 130 may extend in a vertical direction, and may have a cylindrical or prismatic shape, etc. The lower end of the guide channel 130 may communicate with the interior of the body 100 such that the bottom end of the drop preventer 300 may enter the body 100 through the guide channel 130 such that the drop preventer 300 may be aligned with the blowout preventer 200 connection. It is understood that the bottom end of the drop preventer 300 may be provided with a lower sub, the top end of the blowout preventer 200 may have an upper sub, the upper and lower sub may be connected by threads, the alignment of the drop preventer 300 and the blowout preventer 200 may be understood as the centerlines of the lower and upper sub being coincident, and the upper and lower sub may be in a condition in which they are directly operably connected.
When the blowout preventer is installed, the blowout preventer 200 may be installed at the top of the christmas tree body first, then the lubricator 400 and the drop preventer 300 are connected, then the guide is fixed to the blowout preventer 200, so that at least part of the blowout preventer 200 is covered by the body 100, then the lubricator 400 is hoisted by using the hoisting device, so that the lubricator 400 is slowly lowered from a high place, the drop preventer 300 may enter the guide channel 130 during the lowering process and be continuously lowered in the guide channel 130, and when the drop preventer 300 approaches the blowout preventer 200, the lowering may be stopped, and the blowout preventer 200 and the drop preventer 300 may be fixedly connected. Because the process of lowering the falling protector 300 is carried out in the guide channel 130, the guide channel 130 can limit the left-right shaking range of the falling protector 300, and the phenomenon that workers around are injured due to the overlarge shaking range of the falling protector 300 is avoided.
The guide provided by the embodiment is characterized in that the guide is provided with a body, a connecting part arranged on the body and a guide part; the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer; the guide portion sets up the one end that deviates from connecting portion at the body, and the inside guide channel who is formed with along vertical extension of guide portion, and guide channel is used for guiding the anti-falling device and removes to make the bottom of anti-falling device get into this internally and align with preventer, because the anti-falling device moves down in guide channel, can restrict the scope of rocking of anti-falling device and lubricator, avoid the too big phenomenon of hindering the staff that beats of scope of rocking of lubricator to take place, and the security is high.
Further, in another embodiment, the guide channel 130 includes a first section 131 and a second section 132 connected to the first section 131; the first section 131 is connected with the body 100, and the second section 132 is arranged at one end of the body 100, which is far away from the first section 131; the cross-sectional area of the first section 131 is smaller than the cross-sectional area of the second section 132, taking a plane perpendicular to the vertical as a cross-section.
Specifically, the guide channel 130 may be a first section 131 and a second section 132 from bottom to top in sequence, the first section 131 may be communicated with the body 100, and a cross-sectional area of the first section 131 may be smaller than a cross-sectional area of the second section 132, so that the drop preventer 300 is put down, and then enters the second section 132 and the first section 131, so that the drop preventer 300 easily enters the guide channel 130, and a shaking range may be gradually reduced in the guide channel 130, thereby facilitating the docking with the blowout preventer 200.
Preferably, the cross-sectional area of the first section 131 is equal or approximately equal to the maximum cross-sectional area of the drop guard 300. The cross-sectional shape of the first section 131 may also be the same as the cross-sectional shape of the drop preventer 300, such that the sloshing of the drop preventer 300 in the first section 131 may be limited, such that the drop preventer 300 has only one degree of freedom of vertical movement and the bottom end of the drop preventer 300 may be accurately aligned with the top end of the blowout preventer 200.
Further, the cross-sectional area of the second segment 132 gradually increases from the end near the first segment 131 to the end far from the first segment 131.
Specifically, the cross-sectional area of the second section 132 may gradually increase from the bottom end to the top end, such that the anti-drop device 300 may gradually decrease sloshing during movement, facilitating the interfacing of the blowout preventer 200 and the anti-drop device 300. Taking fig. 1 as an example, the maximum cross-section of the drop preventer 300 may be approximately rectangular, the cross-sectional shape of the first section 131 may be rectangular, and the cross-sectional shape of the second section 132 may be rectangular, so as to facilitate the vertical movement of the drop preventer 300.
In addition, the inner surface of the first section 131 is formed with a groove 133 extending in a vertical direction, and the groove 133 extends to the second section 132.
Because the cross section of the drop preventer 300 is not completely rectangular, and a nut or a bolt head is further provided thereon, the protruding structures can smoothly pass through the guide channel 130 by providing the groove 133, thereby preventing the blowout preventer 400 and the drop preventer 300 from interfering or wearing with the guide part 120.
In order to facilitate the connection of the blowout preventer 200 and the drop preventer 300 by workers, an access port for operation is also formed on the body 100. The access port may face the connection between the blowout preventer 200 and the drop preventer 300, facilitating a worker to insert a tool or the like into the body 100 to interface the blowout preventer 200 and the drop preventer 300.
As a preferred embodiment of the body 100, the body 100 includes a plurality of columns 140 extending in a vertical direction, the plurality of columns 140 together enclose a cavity for accommodating the blowout preventer 200, a top end of the column 140 is connected with the guide 120, and a bottom end of the column 140 is provided with the connecting portion 110.
Specifically, the number of columns 140 may be multiple, which may be spaced around blowout preventer 200, the upper joint of blowout preventer 200 may be located at the center of columns 140, the spacing of two adjacent columns 140 may form an access port, and connection 110 may be disposed at the bottom end of columns 140. Preferably, the number of the columns 140 is 4, four columns 140 may be arranged in a matrix, the guide part 120 may be a thin-walled structure, the cross section of the guide channel 130 may be rectangular, the center line of the guide channel 130 may coincide with the center lines of the four columns 140, and the top ends of the columns 140 are respectively connected to the guide part 120 around the first section 131, so as to facilitate the alignment of the blowout preventer 200 and the drop preventer 300.
Further, the bottom ends of the columns 140 are provided with through holes 141, and bolts 160 are inserted through the through holes 141 of the two columns 140 and then are matched with the nuts 170; a cross beam 150 parallel to the bolt 160 is further disposed between two adjacent columns 140, and the bolt 160 and the cross beam 150 are respectively used to abut against two ends of the blowout preventer 200.
Specifically, a cross beam 150 may be disposed between two adjacent columns 140, for example, four columns 140 may be provided with two cross beams 150, two cross beams 150 may be disposed in parallel, and the cross beam 150 may be disposed perpendicular to the columns 140. The structure and function of the guide are the same as those of the above embodiments, and the above embodiments may be specifically referred to, and are not specifically limited herein.
The connecting portion 110 may include a through hole 141 provided at a bottom end of the column 140, an axial direction of the through hole 141 may be parallel to an extending direction of the cross beam 150, four columns 140 may have four through holes 141, any two through holes 141 may be penetrated by a bolt 160, a nut 170 may be fixed to a distal end of the bolt 160, and upper and lower surfaces of the blowout preventer 200 may respectively abut between the bolt 160 and the cross beam 150, so that the body 100 may be installed outside the blowout preventer 200, which is convenient to connect and easy to detach.
The present embodiment also provides a blowout preventer including a lubricator 400, a blowout preventer 200, a drop preventer 300 disposed between the lubricator 400 and the blowout preventer 200, and a guide 120; the guide 120 is fixed outside the blowout preventer 200.
Specifically, lubricator 400, drop preventer 300, and blowout preventer 200 may be structures common in the art. The guide may be disposed outside the blowout preventer 200, and the connection of the blowout preventer 200 and the drop preventer 300 may be located inside the guide.
When the blowout preventer is installed, the blowout preventer 200 may be installed at the top of the christmas tree body first, then the lubricator 400 and the drop preventer 300 are connected, then the guide is fixed to the blowout preventer 200, so that at least part of the blowout preventer 200 is covered by the body 100, then the lubricator 400 is hoisted by using the hoisting device, so that the lubricator 400 is slowly lowered from a high place, the drop preventer 300 may enter the guide channel 130 during the lowering process and be continuously lowered in the guide channel 130, and when the drop preventer 300 approaches the blowout preventer 200, the lowering may be stopped, and the blowout preventer 200 and the drop preventer 300 may be fixedly connected. Because the process of lowering the falling protector 300 is carried out in the guide channel 130, the guide channel 130 can limit the left-right shaking range of the falling protector 300, and the phenomenon that workers around are injured due to the overlarge shaking range of the falling protector 300 is avoided.
The blowout preventer provided by the embodiment is provided with a body, and a connecting part and a guide part which are arranged on the body; the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer; the guide portion sets up the one end that deviates from connecting portion at the body, and the inside guide channel who is formed with along vertical extension of guide portion, and guide channel is used for guiding the anti-falling device and removes to make the bottom of anti-falling device get into this internally and align with preventer, because the anti-falling device moves down in guide channel, can restrict the scope of rocking of anti-falling device and lubricator, avoid the too big phenomenon of hindering the staff that beats of scope of rocking of lubricator to take place, and the security is high.
The embodiment also provides a Christmas tree, which comprises a Christmas tree body and a blowout preventer; the blowout preventer is fixed at the top end of the Christmas tree body.
Specifically, the christmas tree body may be a christmas tree structure common to the prior art, which may include a plurality of branches, each of which may be provided with a valve, and the bottom of the christmas tree body may be connected with an oil pipe and a casing. The blowout preventer can be vertically arranged at the top end of the Christmas tree body, the structure and the function of the blowout preventer are the same as those of the embodiment, and the embodiment can be specifically referred to, and the details are not repeated.
When the blowout preventer is installed, the blowout preventer 200 may be installed at the top of the christmas tree body first, then the lubricator 400 and the drop preventer 300 are connected, then the guide is fixed to the blowout preventer 200, so that at least part of the blowout preventer 200 is covered by the body 100, then the lubricator 400 is hoisted by using the hoisting device, so that the lubricator 400 is slowly lowered from a high place, the drop preventer 300 may enter the guide channel 130 during the lowering process and be continuously lowered in the guide channel 130, and when the drop preventer 300 approaches the blowout preventer 200, the lowering may be stopped, and the blowout preventer 200 and the drop preventer 300 may be fixedly connected. Because the process of lowering the falling protector 300 is carried out in the guide channel 130, the guide channel 130 can limit the left-right shaking range of the falling protector 300, and the phenomenon that workers around are injured due to the overlarge shaking range of the falling protector 300 is avoided.
The Christmas tree provided by the embodiment is characterized in that the Christmas tree is provided with a body, a connecting part and a guiding part, wherein the connecting part and the guiding part are arranged on the body; the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer; the guide portion sets up the one end that deviates from connecting portion at the body, and the inside guide channel who is formed with along vertical extension of guide portion, and guide channel is used for guiding the anti-falling device and removes to make the bottom of anti-falling device get into this internally and align with preventer, because the anti-falling device moves down in guide channel, can restrict the scope of rocking of anti-falling device and lubricator, avoid the too big phenomenon of hindering the staff that beats of scope of rocking of lubricator to take place, and the security is high.
In the description of the present invention, it is to 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", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer 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, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A guide, comprising: the device comprises a body, a connecting part and a guiding part, wherein the connecting part and the guiding part are arranged on the body;
the body is used for covering the blowout preventer; the connecting part is used for being fixedly connected with the blowout preventer;
the guide portion is arranged at one end, deviating from the connecting portion, of the body, a guide channel extending in the vertical direction is formed inside the guide portion, and the guide channel is used for guiding the falling preventer to move, so that the bottom end of the falling preventer enters the body and is aligned with the blowout preventer.
2. The guide of claim 1, wherein the guide channel comprises a first section and a second section connected to the first section;
the first section is connected with the body, and the second section is arranged at one end of the body, which is far away from the first section;
and taking a plane vertical to the vertical direction as a cross section, wherein the cross section area of the first section is smaller than that of the second section.
3. The guide of claim 2, wherein the cross-sectional area of the first section is equal to the maximum cross-sectional area of the drop guard.
4. A guide as claimed in claim 3, wherein the cross-sectional area of the second section increases progressively from an end proximal to the first section to an end distal to the first section.
5. The guide of claim 4, wherein the inner surface of the first section is further formed with a groove extending in the vertical direction, the groove further extending to the second section.
6. The guide of claim 1, wherein said body further defines an access opening for manipulation.
7. The guide of any one of claims 1-6, wherein the body includes a plurality of vertically extending columns that collectively define a cavity for receiving the blowout preventer, a top end of the columns being connected to the guide portion, and a bottom end of the columns being provided with the connecting portion.
8. The guider according to claim 7, wherein the bottom ends of the upright posts are provided with through holes, and bolts are arranged in the through holes of the two upright posts and then matched with nuts; and a cross beam parallel to the bolt is further arranged between every two adjacent upright columns, and the bolt and the cross beam are respectively used for abutting against two ends of the blowout preventer.
9. A blowout preventer assembly comprising a lubricator, a blowout preventer, a drop preventer disposed between the lubricator and the blowout preventer, and the guide of any one of claims 1 to 8; the guide is fixed outside the blowout preventer.
10. A tree comprising a tree body and the blowout preventer of claim 9; the blowout preventer is fixed at the top end of the Christmas tree body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822142695.3U CN210068032U (en) | 2018-12-20 | 2018-12-20 | Guide, blowout preventer and Christmas tree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822142695.3U CN210068032U (en) | 2018-12-20 | 2018-12-20 | Guide, blowout preventer and Christmas tree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210068032U true CN210068032U (en) | 2020-02-14 |
Family
ID=69424284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822142695.3U Active CN210068032U (en) | 2018-12-20 | 2018-12-20 | Guide, blowout preventer and Christmas tree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210068032U (en) |
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2018
- 2018-12-20 CN CN201822142695.3U patent/CN210068032U/en active Active
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