CN115788347B - Gas production well head capable of preventing gas impurity corrosion - Google Patents
Gas production well head capable of preventing gas impurity corrosion Download PDFInfo
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- CN115788347B CN115788347B CN202310043983.6A CN202310043983A CN115788347B CN 115788347 B CN115788347 B CN 115788347B CN 202310043983 A CN202310043983 A CN 202310043983A CN 115788347 B CN115788347 B CN 115788347B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 45
- 239000012535 impurity Substances 0.000 title claims abstract description 15
- 238000005260 corrosion Methods 0.000 title claims abstract description 14
- 230000007797 corrosion Effects 0.000 title claims abstract description 14
- 241000883990 Flabellum Species 0.000 claims description 5
- 230000002633 protecting effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 11
- 239000007789 gas Substances 0.000 description 41
- 238000001125 extrusion Methods 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002343 natural gas well Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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Abstract
The invention discloses a gas production wellhead capable of preventing gas impurity corrosion, which relates to the technical field of gas production wellhead, and comprises the following steps: the bottom plate, the bottom plate top has offered the socket, there are round mouths in the bottom plate top middle axis department, and the inboard fixed mounting of round mouths has gas production well heads, there are motors in the inboard middle axis department of gas production well heads; the protection assembly comprises a protection block contacted with the top of the bottom plate, and the top of the protection block is fixedly connected with a support column. According to the invention, after the motor is started by the protection component, the sleeve block and the fan blades start to rotate under the drive of the rotating rod, when the fan blades rotate, external air is sucked into the inner side of the top plate through the air inlet grooves, the fan blades can discharge the air to the outer side, when the air strikes the arc-shaped annular plate and the arc-shaped plate, air flows to the upper side and the lower side of the protection block under the guidance of the sleeve block and the fan blades, the outer side of the protection block is continuously struck by the air flow, so that corrosive gas is prevented from being attached to the protection block, and the protection effect on the gas production wellhead is further improved.
Description
Technical Field
The invention relates to the field of gas production wellhead, in particular to a gas production wellhead capable of preventing gas impurity corrosion.
Background
In the prior art, with the rapid increase of clean and environment-friendly energy demand, the natural gas exploitation technology is more and more widely used, and the use frequency and the range of a gas exploitation wellhead device are also more and more widely used, and the gas exploitation wellhead is arranged at a wellhead in petroleum and natural gas well drilling;
however, the existing gas production wellhead is easily corroded by corrosive impurities in the gas, so that the gas production inlet needs to be protected to a certain extent, the problem is avoided, most of the existing gas production wellhead protecting devices can only be used for protecting against impact from the outside, the impurities in the gas cannot be protected, and in order to improve the protecting effect on the gas production wellhead, the gas production wellhead capable of preventing the corrosion of the gas impurities is provided.
Disclosure of Invention
In order to solve the technical problems, the invention provides a gas production wellhead capable of preventing gas impurity corrosion, comprising:
the bottom plate, the bottom plate top has offered the socket, there are round mouths in the bottom plate top middle axis department, and the inboard fixed mounting of round mouths has gas production well heads, there are motors in the inboard middle axis department of gas production well heads;
the protection assembly comprises a protection block contacted with the top of the bottom plate, the top of the protection block is fixedly connected with a support column, the top of the support column is fixedly provided with a top plate, the top of the top plate is provided with an air inlet groove, the air inlet groove is arranged at the left bottom and is inclined at a high position, the position of the air inlet groove corresponds to the position of the baffle, the baffle is fixedly arranged at the top of the top plate, the bottom of the top plate is rotationally connected with a rotating rod, the outer surface of the rotating rod is fixedly provided with a sleeve block, the outer surface of the sleeve block is fixedly provided with a fan blade, the outer surface of the protection block is fixedly provided with a connecting block, the bottom of the connecting block is mutually contacted with the top of the bottom plate, the top of the connecting block is provided with a cylindrical groove, the cylindrical groove corresponds to the position of a socket, the inner sides of the cylindrical groove and the socket are provided with positioning assemblies, and the left side and right side of the inner wall of the socket are provided with bayonets;
the protection block is sleeved on the outer surface of the gas production well head, the outer surface of the gas production well head is contacted with a clamping plate, the outer surface of the clamping plate is fixedly connected with a right-angle sliding block, one side of the right-angle sliding block, which is far away from the circular block, is mutually contacted with the inner wall of the air groove, the air groove is formed in the protection block, a cylindrical rod is fixedly installed in the air groove, the outer surface of the cylindrical rod is sleeved with a first spring, one end of the first spring is fixedly connected with the circular block, the other end of the first spring is fixedly connected with the inner wall of the air groove, the outer surface of the cylindrical rod is slidably connected with the circular block, and the outer surface of the circular block is fixedly connected with the right-angle sliding block;
the motor outer surface fixed mounting has the locating plate, the motor passes through locating plate and protection piece bottom fixed connection, motor top output and dwang bottom fixed connection.
Further, pillar surface fixed mounting has the solid fixed ring, one side fixed mounting that the flabellum was kept away from to the solid fixed ring has the fixed plate, the protection piece outside is provided with the arc annular plate, the fixed plate is kept away from the one end and the arc annular plate internal surface fixed connection of solid fixed ring, both sides fixed mounting has the arc about the arc annular plate internal surface, arc annular plate internal surface fixed mounting has the connecting plate, and the one end and the arc internal surface fixed connection of arc annular plate are kept away from to the connecting plate.
Further, locating component includes inserted block, stripper plate, threaded rod, rolling disc and screw thread piece, the inserted block shape is cylindrically, the inserted block surface is in contact with cylinder groove and socket inner wall each other, the inserted block bottom is in same horizontal plane with the bottom plate bottom, the stripper plate shape is circular, stripper plate surface and the mutual contact of inserted block internal surface, the threaded rod rotates to be connected at the stripper plate top, and threaded rod top penetration block and extend to outside, rolling disc fixed connection is at threaded rod top, screw thread piece fixed connection is at inserted block inner wall top, screw thread piece and threaded rod threaded connection, inserted block inner wall bottom axis department fixed mounting has the riser, riser left and right sides is provided with the spring two, the spring two cup joints at the stock surface, spring two one end and riser fixed connection, and spring two and fixture block fixed connection, the inside horizontal fixed mounting of riser has the stock, stock surface sliding connection has the fixture block, the shape size of bayonet socket and the shape size of fixture block mutually adapt to each other, the one end that the riser kept away from the plug-in block extends to outside.
The invention has the beneficial effects that
According to the invention, after the motor is started by the protection component, the sleeve block and the fan blades start to rotate under the drive of the rotating rod, when the fan blades rotate, external air is sucked into the inner side of the top plate through the air inlet grooves, then the fan blades can discharge the air to the outer side, when the air strikes the arc-shaped annular plate and the arc-shaped plate, air flows to the upper side and the lower side of the protection block under the guidance of the air and the air flows to the outer side of the protection block, and the protection effect on the gas production wellhead is further improved by continuously striking the outer side of the protection block by means of the air flow, so that some corrosive gas is prevented from being attached to the protection block.
According to the invention, through the protection block, when the clamping plate is contacted with the outer surface of the gas production wellhead, the clamping plate is stressed to drive the right-angle sliding block and the round block to move outwards, and then the round block can slide along the cylindrical rod and simultaneously extrude the first spring, so that the effect of clamping and stabilizing the outer surface of the gas production wellhead is achieved.
According to the invention, the rotating disc is rotated through the positioning component, the extruding plate continuously moves towards the lower end inside the inserting block under the pushing of the threaded rod, the extruding plate can extrude air inside the inserting block, the clamping block is simultaneously moved outwards under the influence of air pressure, and at the moment, the clamping block is inserted into the bayonet of the socket, so that the effect of fixing the positions of the connecting block and the protecting block is achieved.
The invention can limit the position of the clamping block through the long rod, so that the position of the clamping block can not deviate when the clamping block is influenced by air pressure, the extruding plate can extrude air in the inserting block when the extruding plate moves downwards, and the extending clamping block can be retracted into the inserting block through negative pressure when the extruding plate moves upwards.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the protection block of the present invention;
FIG. 3 is a schematic view of the overall structure of the protective assembly of the present invention;
FIG. 4 is an enlarged partial schematic view of the FIG. 3A;
FIG. 5 is a schematic view of the overall structure of the top plate of the present invention;
FIG. 6 is an overall schematic of a gas production inlet of the present invention;
fig. 7 is an enlarged partial schematic view of the invention B of fig. 6.
1. A bottom plate; 2. a protective assembly; 21. a protective block; 211. a cylindrical rod; 212. a circular block; 213. a right-angle slide block; 214. a clamping plate; 22. a support post; 221. a fixing ring; 222. a fixing plate; 223. an arc-shaped annular plate; 224. an arc-shaped plate; 23. a top plate; 24. a baffle; 25. a rotating lever; 26. sleeving blocks; 27. a fan blade; 3. a connecting block; 4. a positioning assembly; 41. inserting blocks; 42. an extrusion plate; 43. a threaded rod; 44. a rotating disc; 45. a screw block; 46. a riser; 47. a long rod; 48. a clamping block; 5. a gas production wellhead; 6. and a motor.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1-5, the present invention is a gas production wellhead capable of preventing corrosion of gas impurities, comprising:
the bottom plate 1, the top of the bottom plate 1 is provided with a socket, the center shaft of the top of the bottom plate 1 is provided with a round opening, the inner side of the round opening is fixedly provided with a gas production well opening 5, and the center shaft of the inner side of the gas production well opening 5 is provided with a motor 6;
the protection assembly 2 comprises a protection block 21 contacted with the top of the bottom plate 1, a support column 22 is fixedly connected to the top of the protection block 21, a top plate 23 is fixedly arranged on the top of the support column 22, a baffle 24 is fixedly arranged on the top of the top plate 23, a rotating rod 25 is rotatably connected to the bottom of the top plate 23, a sleeve block 26 is fixedly arranged on the outer surface of the rotating rod 25, and fan blades 27 are fixedly arranged on the outer surface of the sleeve block 26;
the protection block 21 is sleeved on the outer surface of the gas production wellhead 5, the outer surface of the gas production wellhead 5 is contacted with the clamping plate 214, the right-angle sliding block 213 is fixedly connected to the outer surface of the clamping plate 214, an air groove is formed in the protection block 21, a cylindrical rod 211 is fixedly arranged in the air groove, a round block 212 is slidably connected to the outer surface of the cylindrical rod 211, the outer surface of the round block 212 is fixedly connected with the right-angle sliding block 213, when the clamping plate 214 is contacted with the outer surface of the gas production wellhead 5, the clamping plate 214 is stressed to drive the right-angle sliding block 213 and the round block 212 to move outwards, and then the round block 212 slides along the cylindrical rod 211 and simultaneously extrudes a spring I, so that the effect of clamping and stabilizing the outer surface of the gas production wellhead 5 is achieved;
the locating plate is fixedly arranged on the outer surface of the motor 6, the motor 6 is fixedly connected with the bottom of the protection block 21 through the locating plate, and the top output end of the motor 6 is fixedly connected with the bottom of the rotating rod 25.
The outer surface of the cylindrical rod 211 is sleeved with a first spring, one end of the first spring is fixedly connected with the circular block 212, the other end of the first spring is fixedly connected with the inner wall of the air groove, and one side, away from the circular block 212, of the right-angle sliding block 213 is in contact with the inner wall of the air groove.
The outer surface of the protection block 21 is fixedly provided with a connecting block 3, the bottom of the connecting block 3 is in contact with the top of the bottom plate 1, the top of the connecting block 3 is provided with a cylindrical groove, the cylindrical groove corresponds to the socket in position, and the inner sides of the cylindrical groove and the socket are provided with positioning components 4;
the air inlet groove has been seted up at roof 23 top, and the air inlet groove is left end and high slope setting again, and the position of air inlet groove corresponds with the position of baffle 24, through baffle 24, baffle 24 can carry out the protection to a certain extent to the air inlet groove, avoids some foreign matters to enter into between roof 23 and the protection piece 21 through the air inlet groove.
The fixed ring 221 is fixedly arranged on the outer surface of the support column 22, the fixed plate 222 is fixedly arranged on one side, away from the fan blades 27, of the fixed ring 221, the arc-shaped annular plate 223 is arranged on the outer side of the protection block 21, one end, away from the fixed ring 221, of the fixed plate 222 is fixedly connected with the inner surface of the arc-shaped annular plate 223, the arc-shaped plate 224 is fixedly arranged on the upper side and the lower side of the inner surface of the arc-shaped annular plate 223, the connecting plate is fixedly arranged on the inner surface of the arc-shaped annular plate 223, one end, away from the arc-shaped annular plate 223, of the connecting plate is fixedly connected with the inner surface of the arc-shaped plate 224, after the motor 6 is started through the protection component 2, the sleeve block 26 and the fan blades 27 start to rotate under the driving of the rotating rod 25, external air is sucked into the inner side of the top plate 23 through the air inlet grooves when the fan blades 27 rotate, then the fan blades 27 can discharge the air to the outer side, when the air strikes the arc-shaped annular plate 223 and the arc-shaped plate 224, the air flows to the upper side and the lower side of the protection block 21 under the guidance of the two, and the continuous striking effect of the air flow on the outer side of the protection block 21 can be avoided, and the protective effect of the corrosion gas is further increased.
Example 2
Distinguishing features from example 1;
referring to fig. 6-7, the present invention is a gas production wellhead capable of preventing corrosion of gas impurities, comprising:
the locating component 4 includes inserted block 41, extrusion plate 42, threaded rod 43, rolling disc 44 and screw thread piece 45, extrusion plate 42 shape is circular, through extrusion plate 42, extrusion plate 42 can be when moving down to the inside air of inserted block 41 extrude, the inside fixture block 48 that accessible negative pressure will stretch out withdraws to inserted block 41 when upwards moving, extrusion plate 42 surface and the mutual contact of inserted block 41 internal surface, threaded rod 43 rotates and connects at extrusion plate 42 top, and threaded rod 43 top penetration block 41 and extend to the outside, rolling disc 44 fixed connection is at threaded rod 43 top, screw thread piece 45 fixed connection is at inserted block 41 inner wall top, threaded piece 45 and threaded rod 43 threaded connection, through locating component 4, rolling disc 44, extrusion plate 42 constantly moves to the inside lower extreme of inserted block 41 under the promotion of threaded rod 43, extrusion plate 42 can extrude the inside air of inserted block 41, fixture block 48 receives air pressure influence and simultaneously moves to the outside, fixture block 48 inserts in the bayonet socket at this moment in the time, and then reaches the effect of fixing the connecting block 3 and the protection block 21 position.
The shape of the insert block 41 is cylindrical, the outer surface of the insert block 41 is in contact with the cylindrical groove and the inner wall of the socket, and the bottom of the insert block 41 and the bottom of the bottom plate 1 are in the same horizontal plane.
The bottom center shaft of the inner wall of the inserting block 41 is fixedly provided with a vertical plate 46, a long rod 47 is transversely and fixedly arranged in the vertical plate 46, the outer surface of the long rod 47 is slidably connected with a clamping block 48, one end, far away from the vertical plate 46, of the clamping block 48 extends to the outside of the inserting block 41, and the position of the clamping block 48 is limited through the long rod 47, so that the position of the clamping block 48 cannot deviate when the clamping block 48 is influenced by air pressure to move.
The bayonet is arranged on the left side and the right side of the inner wall of the socket, the shape and the size of the bayonet are mutually matched with those of the clamping block 48, the second springs are arranged on the left side and the right side of the vertical plate 46 and are sleeved on the outer surface of the long rod 47, one ends of the second springs are fixedly connected with the vertical plate 46, and the second springs are fixedly connected with the clamping block 48.
One specific application of this embodiment is:
the staff overlaps the protection piece 21 on the gas production well head 5 that needs to protect, afterwards rotate the rolling disc 44, the stripper plate 42 is under the promotion of threaded rod 43, constantly move to the inside lower extreme of inserted block 41, stripper plate 42 can extrude the inside air of inserted block 41, fixture block 48 receives air pressure influence and moves outwards simultaneously, fixture block 48 inserts in the bayonet socket this moment, and then reach the effect of fixing connecting block 3 and protection piece 21 position, when grip block 214 and gas production well head 5 surface contact, grip block 214 atress drives right angle slider 213 and circular piece 212 outside and remove, circular piece 212 can slide along cylindrical rod 211 and extrude the spring simultaneously, the effect of carrying out centre gripping firm to gas production well head 5 surface has been reached, after the starter motor 6, cover piece 26 and flabellum 27 begin to rotate under the drive of dwang 25, can absorb the roof 23 inboard through the air inlet channel when flabellum 27 rotates, then flabellum 27 can arrange the air outside, when air to arc crown plate 223 and 224, the air current can flow under both guide down to protection piece 21 side, the effect of preventing the arc 21 is carried out to the arc 21 side under both, the protection piece 21 is not attached to the protection piece is broken, the protection piece is prevented to the side is carried out to the arc 21, the side is further is prevented to the side is blown to the arc 21, the protection is not has been increased to the protection effect is carried out to the well.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (5)
1. Can prevent gas impurity corrosion's gas production well head, its characterized in that includes:
the gas production device comprises a bottom plate (1), wherein a socket is formed in the top of the bottom plate (1), a round opening is formed in the middle shaft at the top of the bottom plate (1), a gas production well (5) is fixedly arranged at the inner side of the round opening, and a motor (6) is arranged at the middle shaft at the inner side of the gas production well (5);
the protection assembly (2) comprises a protection block (21) contacted with the top of the bottom plate (1), a support column (22) is fixedly connected to the top of the protection block (21), a top plate (23) is fixedly installed on the top of the support column (22), a baffle (24) is fixedly installed on the top of the top plate (23), a rotating rod (25) is rotatably connected to the bottom of the top plate (23), a sleeve block (26) is fixedly installed on the outer surface of the rotating rod (25), and fan blades (27) are fixedly installed on the outer surface of the sleeve block (26);
the protection block (21) is sleeved on the outer surface of the gas production wellhead (5), the outer surface of the gas production wellhead (5) is contacted with the clamping plate (214), the right-angle sliding block (213) is fixedly connected to the outer surface of the clamping plate (214), an air groove is formed in the protection block (21), a cylindrical rod (211) is fixedly arranged in the air groove, a round block (212) is slidably connected to the outer surface of the cylindrical rod (211), and the outer surface of the round block (212) is fixedly connected with the right-angle sliding block (213);
the outer surface of the motor (6) is fixedly provided with a positioning plate, the motor (6) is fixedly connected with the bottom of the protection block (21) through the positioning plate, and the top output end of the motor (6) is fixedly connected with the bottom of the rotating rod (25);
the outer surface of the cylindrical rod (211) is sleeved with a first spring, one end of the first spring is fixedly connected with the circular block (212), the other end of the first spring is fixedly connected with the inner wall of the air groove, and one side, far away from the circular block (212), of the right-angle sliding block (213) is in contact with the inner wall of the air groove;
the outer surface of the protection block (21) is fixedly provided with a connecting block (3), the bottom of the connecting block (3) is in contact with the top of the bottom plate (1), the top of the connecting block (3) is provided with a cylindrical groove, the cylindrical groove corresponds to the position of the socket, and the inner sides of the cylindrical groove and the socket are provided with positioning components (4);
an air inlet groove is formed in the top of the top plate (23), the air inlet groove is arranged at the bottom of the left side and is inclined at a high level, and the position of the air inlet groove corresponds to the position of the baffle plate (24);
the utility model discloses a fan blade protection device, including pillar (22) surface fixed mounting, fixed ring (221) are kept away from one side fixed mounting of flabellum (27) has fixed plate (222), the protection piece (21) outside is provided with arc annular plate (223), one end that fixed ring (221) was kept away from to fixed plate (222) and arc annular plate (223) internal surface fixed connection, both sides fixed mounting have arc (224) about arc annular plate (223) internal surface, arc annular plate (223) internal surface fixed mounting has the connecting plate, and the one end that arc annular plate (223) was kept away from to the connecting plate and arc (224) internal surface fixed connection.
2. The gas production wellhead capable of preventing corrosion of gas impurities according to claim 1, wherein: the locating component (4) comprises an inserting block (41), a pressing plate (42), a threaded rod (43), a rotating disc (44) and a threaded block (45), wherein the pressing plate (42) is circular in shape, the outer surface of the pressing plate (42) is in contact with the inner surface of the inserting block (41), the threaded rod (43) is rotationally connected to the top of the pressing plate (42), the threaded rod (43) penetrates through the inserting block (41) and extends to the outside, the rotating disc (44) is fixedly connected to the top of the threaded rod (43), the threaded block (45) is fixedly connected to the top of the inner wall of the inserting block (41), and the threaded block (45) is in threaded connection with the threaded rod (43).
3. The gas production wellhead capable of preventing corrosion of gas impurities according to claim 2, wherein: the plug block (41) is cylindrical, the outer surface of the plug block (41) is in contact with the inner wall of the cylindrical groove and the socket, and the bottom of the plug block (41) and the bottom of the bottom plate (1) are in the same horizontal plane.
4. A gas production wellhead capable of protecting against corrosion by gaseous impurities according to claim 3, and wherein: the utility model discloses a plug, including inserting piece (41), riser (46) are fixed mounting in bottom axis department in the inner wall of plug (41), inside horizontal fixed mounting of riser (46) has stock (47), stock (47) surface sliding connection has fixture block (48), the one end that riser (46) were kept away from to fixture block (48) extends to plug (41) outside.
5. The gas production wellhead capable of preventing corrosion of gas impurities according to claim 4, wherein: the bayonet is formed in the left side and the right side of the inner wall of the socket, the shape and the size of the bayonet are mutually matched with those of the clamping block (48), the second springs are arranged on the left side and the right side of the vertical plate (46), the second springs are sleeved on the outer surface of the long rod (47), one ends of the second springs are fixedly connected with the vertical plate (46), and the second springs are fixedly connected with the clamping block (48).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310043983.6A CN115788347B (en) | 2023-01-29 | 2023-01-29 | Gas production well head capable of preventing gas impurity corrosion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310043983.6A CN115788347B (en) | 2023-01-29 | 2023-01-29 | Gas production well head capable of preventing gas impurity corrosion |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374436A (en) * | 2021-07-22 | 2021-09-10 | 盐城市煜洋石油机械有限公司 | Anticorrosion gas production wellhead assembly |
| CN113375619A (en) * | 2020-03-09 | 2021-09-10 | 中国石油天然气股份有限公司 | Device and method for detecting corrosion and erosion states of gas production wellhead device |
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| CN204200150U (en) * | 2014-10-21 | 2015-03-11 | 建湖县鸿达阀门管件有限公司 | A kind of wellhead tree tree device for the anticorrosion water filling of multitube |
| CN207526488U (en) * | 2017-10-29 | 2018-06-22 | 江苏腾龙石化机械有限公司 | A kind of gas production wellhead corrosion coupon place tool |
| CN210068052U (en) * | 2019-03-28 | 2020-02-14 | 中国海洋石油集团有限公司 | Underwater wellhead anti-corrosion cap |
| CN210068050U (en) * | 2019-06-02 | 2020-02-14 | 东营市金亿来石油机械有限公司 | Anticorrosive type gas production well head |
| CN211201845U (en) * | 2019-11-03 | 2020-08-07 | 田文杰 | Well head safety device for oil and gas production |
| CN214303762U (en) * | 2021-01-28 | 2021-09-28 | 江苏欧瑞德石油机械有限公司 | Anti-corrosion oil extraction gas wellhead device |
| CN216588563U (en) * | 2021-11-01 | 2022-05-24 | 盐城市骊麟石油机械有限公司 | Environment-friendly gas production is filtration purification device for well head |
| CN217106951U (en) * | 2022-04-20 | 2022-08-02 | 江苏宏泰石化机械有限公司 | High-sulfur-resistance gas production wellhead |
| CN114964967B (en) * | 2022-05-26 | 2024-05-28 | 江苏广海检验检测有限公司 | Pretreatment device for air detection |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375619A (en) * | 2020-03-09 | 2021-09-10 | 中国石油天然气股份有限公司 | Device and method for detecting corrosion and erosion states of gas production wellhead device |
| CN113374436A (en) * | 2021-07-22 | 2021-09-10 | 盐城市煜洋石油机械有限公司 | Anticorrosion gas production wellhead assembly |
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Denomination of invention: A gas production wellhead that can prevent gas impurity corrosion Granted publication date: 20230526 Pledgee: Bank of Nanjing Co.,Ltd. Yancheng branch Pledgor: JIANGSU XIONGYUE PETROLEUM MECHANICAL EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2024980001308 |
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