CN115288630A - Thermal recovery well head compensation device - Google Patents
Thermal recovery well head compensation device Download PDFInfo
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- CN115288630A CN115288630A CN202210971111.1A CN202210971111A CN115288630A CN 115288630 A CN115288630 A CN 115288630A CN 202210971111 A CN202210971111 A CN 202210971111A CN 115288630 A CN115288630 A CN 115288630A
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- compensator
- thermal recovery
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- 238000011084 recovery Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 19
- 238000003491 array Methods 0.000 claims abstract description 6
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000007373 indentation Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
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- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to the technical field of oilfield exploitation, in particular to a thermal recovery wellhead compensation device. A thermal recovery wellhead compensation device comprises a compensator arranged between two pipelines, wherein the end part of each pipeline is fixedly connected with a first flange, two ends of each compensator are provided with second flanges, and a quick connecting mechanism is arranged between each second flange and the corresponding first flange; quick coupling mechanism is including seting up the mounting groove that a plurality of arrays set up on each second flange terminal surface, and the mounting groove internal fixation inserts and is equipped with the installation piece, each first spout has been seted up to the lateral wall of installation piece, and is connected with the fixture block through a telescopic machanism in the first spout, the fixture block includes first inclined plane and spacing face, each the slot that a plurality of arrays set up is seted up to the terminal surface of first flange. The invention has the beneficial effects that: this kind of thermal recovery well head compensation arrangement is convenient for install and dismantle the compensator to, the later stage of being convenient for is cleared up it and is maintained and change.
Description
Technical Field
The invention relates to the technical field of oilfield exploitation, in particular to a thermal recovery wellhead compensation device.
Background
At present, the welded end flange of its top layer fixed pipe of well-known thermal recovery well head is connected with last flange, welds a 4 inches pipe at the center of last flange, and this 4 inches pipe is direct to be connected with the mode that the pipeline adopted the hard joint, because expend with heat and contract with cold principle, scurries on the well head and makes ground pipeline easily appear warping, distortion and fracture, at this moment, need set up the compensator between the pipeline for the expansion with heat and contract with cold that the compensation pipeline received the temperature variation and produced, guarantees the normal operating of thermal recovery well head.
However, when the existing compensator is installed on a pipeline, the compensator is mostly fixed through a flange and a bolt, and is also connected through a welding mode, but the two connection modes are inconvenient to install and inconvenient to detach when in maintenance or replacement.
Disclosure of Invention
The invention provides a thermal recovery wellhead compensation device aiming at the technical problems in the prior art, and aims to solve the problems that the existing compensator is mostly fixed through a flange and a bolt when being installed with a pipeline, and is also connected through a welding mode, but the two connection modes are inconvenient to install and inconvenient to disassemble during maintenance or replacement.
The technical scheme for solving the technical problems is as follows: a thermal recovery wellhead compensation device comprises a compensator arranged between two pipelines, wherein the end part of each pipeline is fixedly connected with a first flange, two ends of each compensator are provided with second flanges, and a quick connecting mechanism is arranged between each second flange and the corresponding first flange; the quick connecting mechanism comprises mounting grooves formed in a plurality of arrays on the end faces of the second flanges, and mounting blocks are fixedly inserted in the mounting grooves.
Each first spout has been seted up to the lateral wall of installation piece, and is connected with the fixture block through a telescopic machanism in the first spout, the fixture block includes first inclined plane and spacing face, each the slot that a plurality of arrays set up is seted up to the terminal surface of first flange, and slot and fixture block one-to-one, each the draw-in groove has been seted up to the lateral wall of slot, and the lateral wall of installation piece is provided with and is used for promoting the actuating mechanism that the fixture block removed.
The invention has the beneficial effects that: this kind of thermal recovery well head compensation arrangement, through setting up quick coupling mechanism etc., when needs are installed the compensator, at first, adjust the compensator and make its shrink, treat to adjust to suitable length after, put into between two pipelines, and align installation piece and slot, then, adjust the compensator and make its extension, and insert the installation piece in the slot, when the first inclined plane of fixture block offsets with the lateral wall of slot, make the fixture block along first spout inside sliding, and simultaneously, first spring shrink, when the fixture block is right time with the draw-in groove on the slot lateral wall, the elasticity of first spring stretches out the fixture block and inserts in the draw-in groove, and, make the lateral wall of spacing face and draw-in groove offset, realize the auto-lock, make after connecting more firm reliable, realize the quick installation to the compensator, it is more convenient to install, and efficiency is higher.
On the basis of the technical scheme, the invention can be further improved as follows.
Furthermore, each the lateral wall of installation piece has seted up first spout, and is connected with the fixture block through a telescopic machanism in the first spout, the fixture block includes first inclined plane and spacing face, each the slot that a plurality of arrays set up is seted up to the terminal surface of first flange, and slot and fixture block one-to-one, each the draw-in groove has been seted up to the lateral wall of slot.
And the side wall of the mounting block is provided with a driving mechanism for pushing the clamping block to move.
Adopt above-mentioned further scheme's beneficial effect is, through setting up actuating mechanism etc., when needs are dismantled the compensator, press the clamping ring, make the tip of slide bar offset and slide on its surface with the second inclined plane, and simultaneously, the second spring shrink, thereby make the fixture block along the inside slip of the lateral wall of first spout, and simultaneously, first spring shrink, at this moment, the fixture block withdraws from in the draw-in groove, meanwhile, it makes its shrink to adjust the compensator, can dismantle the compensator, it is more convenient to dismantle, high efficiency, thereby be convenient for clear up maintenance and change the compensator.
Further, first telescopic machanism includes the fixed pipe of fixed connection in first spout bottom, and fixed intraductal interpolation is equipped with the loop bar, the other end of loop bar is fixed with the lateral wall of fixture block, and the lateral wall cover of fixed pipe is equipped with first spring.
The beneficial effect who adopts above-mentioned further scheme is, play direction and reset effect to the removal of chuck.
Further, actuating mechanism is including seting up the breach on the fixture block lateral wall, and the breach includes the second inclined plane, the lateral wall of installation piece is connected with the slide bar through second telescopic machanism.
Adopt above-mentioned further scheme's beneficial effect is, when needs are dismantled the compensator, press the clamping ring, make the tip of slide bar offset and its surperficial slip with the second inclined plane, and simultaneously, the second spring shrink, thereby make the fixture block along the inside slip of the lateral wall of first spout, and simultaneously, first spring shrink, at this moment, the fixture block withdraws from in the draw-in groove, meanwhile, adjust the compensator and make its shrink, can dismantle the compensator, it is more convenient to dismantle, the efficiency is higher, thereby be convenient for clear up the compensator and maintain and change.
Furthermore, the second telescopic mechanism comprises a second sliding groove formed in the side wall of the mounting block, a sliding rod is inserted into the second sliding groove, and one end of the sliding rod penetrates through the bottom of the second sliding groove.
Further, the fixed cover of lateral wall of slide bar is equipped with solid fixed ring, and solid fixed ring slides in the second spout, the lateral wall cover of slide bar is equipped with the second spring, and the both ends of second spring offset with the bottom of second spout and solid fixed ring's lateral wall respectively.
Adopt above-mentioned further scheme's beneficial effect to play direction and the effect that resets to the removal of slide bar.
Furthermore, one end of the sliding rod close to the notch is provided with a round angle.
Adopt above-mentioned further scheme's beneficial effect be, reduce the frictional force of slide bar when sliding on the second inclined plane, make its motion more smooth and easy.
Furthermore, one end of the sliding rod, which is far away from the clamping block, penetrates through the side wall of the mounting block and is fixedly connected with a pressing ring.
Adopt above-mentioned further scheme's beneficial effect be convenient for promote the slide bar.
Further, a sealing gasket is arranged between the first flange and the second flange.
Adopt the beneficial effect of above-mentioned further scheme to be, guarantee the leakproofness behind first flange and the second flange connection.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the present invention in partial cross-section;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
fig. 5 is an enlarged schematic view of the structure at C in fig. 2.
In the drawings, the components represented by the respective reference numerals are listed below: 1. A pipeline; 2. a card slot; 301. mounting grooves; 302. mounting blocks; 303. a slot; 304. a clamping block; 305. a first inclined plane; 306. a limiting surface; 307. a first chute; 401. a fixed tube; 402. a loop bar; 403. a first spring; 501. a notch; 502. a second inclined plane; 503. a slide bar; 504. pressing a ring; 601. a second chute; 602. a fixing ring; 603. a second spring; 7. a first flange; 8. a compensator; 801. a second flange.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
At present, the welded end flange of its top layer fixed pipe of well-known thermal recovery well head is connected with last flange, welds a 4 inches pipe at the center of last flange, and this 4 inches pipe is direct to be connected with the mode that the pipeline adopted the hard joint, because expend with heat and contract with cold principle, scurries on the well head and makes ground pipeline easily appear warping, distortion and fracture, at this moment, need set up the compensator between the pipeline for the expansion with heat and contract with cold that the compensation pipeline received the temperature variation and produced, guarantees the normal operating of thermal recovery well head.
After the inventor deeply inspects and researches the mounting and dismounting processes of the compensator, the inventor finds that: when current compensator is installed with the pipeline, mostly fix through flange and bolt, also have and connect through the welding mode, however, this two kinds of connected mode, comparatively inconvenient when the installation to, when overhauing or changing, be not convenient for dismantle.
The above problems have not been reported in the art, and the inventors have found the above problems and devised the present technical solution.
The present invention provides the following preferred embodiments. The first embodiment is as follows: as shown in fig. 1-5, a thermal recovery wellhead compensation device comprises a compensator 8 arranged between two pipelines 1, wherein the end part of each pipeline 1 is fixedly connected with a first flange 7, two ends of each compensator 8 are provided with second flanges 801, and a quick connection mechanism is arranged between each second flange 801 and the corresponding first flange 7, so that the compensator 8 can be conveniently installed and detached, and can be conveniently cleaned, maintained and replaced at a later stage; the quick connection mechanism comprises a plurality of mounting grooves 301 arranged in an array on the end surface of each second flange 801, mounting blocks 302 are fixedly inserted in the mounting grooves 301, a first sliding groove 307 is arranged on the side wall of each mounting block 302, a clamping block 304 is connected in the first sliding groove 307 through a first telescopic mechanism, the clamping block 304 comprises a first inclined surface 305 and a limiting surface 306, a plurality of slots 303 arranged in an array are arranged on the end surface of each first flange 7, the slots 303 correspond to the clamping blocks 304 one by one, the side wall of each slot 303 is provided with a clamping groove 2, the side wall of the mounting block 302 is provided with a driving mechanism for pushing the clamping block 304 to move, when the compensator 8 needs to be mounted, firstly, the compensator 8 is adjusted to be contracted, after the length of the installation block 302 is adjusted to a proper length, the installation block 302 is placed between the two pipelines 1, the installation block 302 is aligned with the slot 303, then the compensator 8 is adjusted to extend, the installation block 302 is inserted into the slot 303, when the first inclined surface 305 of the fixture block 304 abuts against the side wall of the slot 303, the fixture block 304 slides inwards along the first sliding groove 307, meanwhile, the first spring 403 contracts, when the fixture block 304 is aligned with the slot 2 on the side wall of the slot 303, the fixture block 304 is stretched out and inserted into the slot 2 by the elastic force of the first spring 403, and the limiting surface 306 abuts against the side wall of the slot 2, so that self-locking is realized, the connection is firmer and more reliable, quick installation of the compensator 8 is realized, the installation is more convenient, and the efficiency is higher.
Example two: this embodiment provides a thermal recovery well head compensation arrangement, including setting up compensator 8 between two pipelines 1, the first flange 7 of tip fixedly connected with of pipeline 1, and the both ends of compensator 8 are provided with second flange 801, are provided with quick coupling mechanism between second flange 801 and the first flange 7. The difference between the present embodiment and the above embodiments is that the first telescopic mechanism includes a fixing tube 401 fixedly connected to the bottom of the first sliding slot 307, a loop bar 402 is inserted into the fixing tube 401, the other end of the loop bar 402 is fixed to the sidewall of the latch 304, and the sidewall of the fixing tube 401 is sleeved with a first spring 403, which plays a role in guiding and returning the movement of the latch 304, specifically referring to fig. 5.
In this embodiment, as shown in fig. 5, the driving mechanism includes a notch 501 provided on the side wall of the fixture block 304, and the notch 501 includes a second inclined plane 502, the side wall of the mounting block 302 is connected with a sliding rod 503 through a second telescopic mechanism, when the compensator 8 needs to be disassembled, the pressing ring 504 is pressed, so that the end of the sliding rod 503 abuts against the second inclined plane 502 and slides on the surface thereof, and meanwhile, the second spring 603 contracts, so that the fixture block 304 slides inwards along the side wall of the first sliding groove 307, and meanwhile, the first spring 403 contracts, at this time, the fixture block 304 exits from the clamping groove 2, meanwhile, the compensator 8 is adjusted to contract, so that the compensator 8 can be disassembled, the disassembly is more convenient, the efficiency is higher, and the compensator 8 is convenient to clean, maintain and replace.
In this embodiment, as shown in fig. 5, the second telescopic mechanism includes a second sliding groove 601 formed in a side wall of the mounting block 302, the sliding rod 503 is inserted into the second sliding groove 601, one end of the sliding rod 503 is disposed to penetrate through a bottom of the second sliding groove 601, a fixing ring 602 is fixedly sleeved on the side wall of the sliding rod 503, the fixing ring 602 slides in the second sliding groove 601, a second spring 603 is sleeved on the side wall of the sliding rod 503, and two ends of the second spring 603 respectively abut against the bottom of the second sliding groove 601 and a side wall of the fixing ring 602, so as to guide and reset the movement of the sliding rod 503.
In this embodiment, as shown in fig. 5, one end of the sliding rod 503 near the notch 501 is provided with a rounded corner, so as to reduce the friction force when the sliding rod 503 slides on the second inclined surface 502, and make the movement smoother.
In this embodiment, as shown in fig. 3 and 5, one end of the sliding rod 503, which is far away from the latch 304, penetrates through the side wall of the mounting block 302 and is fixedly connected with the pressing ring 504, so as to push the sliding rod 503.
In this embodiment, as shown in fig. 1 and 2, a gasket is disposed between the first flange 7 and the second flange 801 to ensure the sealing performance after the first flange 7 and the second flange 801 are connected.
The specific working process of the invention is as follows: when the compensator 8 needs to be installed, firstly, the compensator 8 is adjusted to be contracted, and after the compensator is adjusted to a proper length, the compensator is placed between the two pipelines 1, and the installation block 302 is aligned with the slot 303; then, the compensator 8 is adjusted to extend, the mounting block 302 is inserted into the slot 303, when the first inclined surface 305 of the fixture block 304 abuts against the side wall of the slot 303, the fixture block 304 slides inwards along the first sliding groove 307, meanwhile, the first spring 403 contracts, when the fixture block 304 aligns with the slot 2 on the side wall of the slot 303, the fixture block 304 extends out and is inserted into the slot 2 by the elastic force of the first spring 403, and the limiting surface 306 abuts against the side wall of the slot 2, so that self-locking is realized, the compensator 8 is more firmly and reliably connected, quick mounting of the compensator 8 is realized, and mounting is more convenient and efficient; and, when needing to dismantle compensator 8, press pressing ring 504 for the tip of slide bar 503 offsets with second inclined plane 502 and slides on its surface, and simultaneously, second spring 603 contracts, thereby make fixture block 304 along the inside slip of the lateral wall of first spout 307, and simultaneously, first spring 403 contracts, at this moment, fixture block 304 withdraws from in draw-in groove 2, and meanwhile, adjust compensator 8 and make its shrink, can dismantle compensator 8, it is more convenient to dismantle, and is more efficient, thereby be convenient for clear up maintenance and change compensator 8.
In summary, the following steps: the compensator 8 has the beneficial effects that the compensator 8 is convenient to mount and dismount, and is convenient to clean, maintain and replace at the later stage.
In the description of the present invention, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the 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," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. 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 herein, 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. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A thermal recovery wellhead compensation device comprises a compensator (8) arranged between two pipelines (1), wherein the end part of each pipeline (1) is fixedly connected with a first flange (7), and two ends of each compensator (8) are provided with second flanges (801), and the thermal recovery wellhead compensation device is characterized in that a quick connection mechanism is arranged between each second flange (801) and each first flange (7); quick coupling mechanism is including offering mounting groove (301) that a plurality of arrays set up on each second flange (801) terminal surface, and mounting groove (301) internal fixation inserts and is equipped with installation piece (302), each first spout (307) have been seted up to the lateral wall of installation piece (302), and are connected with fixture block (304) through a telescopic machanism in first spout (307), fixture block (304) include first inclined plane (305) and spacing face (306).
2. The thermal recovery wellhead compensation device according to claim 1, wherein the end face of each first flange (7) is provided with a plurality of slots (303) arranged in an array, the slots (303) correspond to the fixture blocks (304) one by one, and the side wall of each slot (303) is provided with a fixture groove (2).
3. A thermal production wellhead compensation device according to claim 2, characterised in that the side wall of the mounting block (302) is provided with a drive mechanism for urging the block (304) to move.
4. The thermal recovery wellhead compensation device according to claim 1, wherein the first telescoping mechanism comprises a fixed pipe (401) fixedly connected to the bottom of the first sliding chute (307), a loop bar (402) is inserted into the fixed pipe (401), the other end of the loop bar (402) is fixed to the side wall of the clamping block (304), and the side wall of the fixed pipe (401) is sleeved with a first spring (403).
5. A thermal production wellhead compensation device according to claim 3, characterized in that the driving mechanism comprises a notch (501) formed in the side wall of the block (304), and the notch (501) comprises a second slope (502), and the side wall of the mounting block (302) is connected with a sliding rod (503) through a second telescopic mechanism.
6. A thermal recovery wellhead compensation device according to claim 5, characterized in that the second telescopic mechanism comprises a second chute (601) arranged on the side wall of the mounting block (302), and a sliding rod (503) is inserted in the second chute (601), and one end of the sliding rod (503) is arranged through the bottom of the second chute (601).
7. A thermal recovery wellhead compensation device according to claim 6, wherein the side wall of the sliding rod (503) is fixedly sleeved with a fixing ring (602), the fixing ring (602) slides in the second sliding chute (601), the side wall of the sliding rod (503) is sleeved with a second spring (603), and two ends of the second spring (603) respectively abut against the bottom of the second sliding chute (601) and the side wall of the fixing ring (602).
8. A thermal production wellhead compensation device according to claim 6, characterised in that the end of the sliding rod (503) adjacent the indentation (501) is provided with a rounded corner.
9. The thermal recovery wellhead compensation device of claim 5, wherein the end of the sliding rod (503) far away from the fixture block (304) penetrates through the side wall of the mounting block (302) and is fixedly connected with a pressing ring (504).
10. A thermal production wellhead compensation device according to claim 1 characterised in that a sealing gasket is provided between the first flange (7) and the second flange (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210971111.1A CN115288630A (en) | 2022-08-15 | 2022-08-15 | Thermal recovery well head compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210971111.1A CN115288630A (en) | 2022-08-15 | 2022-08-15 | Thermal recovery well head compensation device |
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| Publication Number | Publication Date |
|---|---|
| CN115288630A true CN115288630A (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210971111.1A Pending CN115288630A (en) | 2022-08-15 | 2022-08-15 | Thermal recovery well head compensation device |
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| CN (1) | CN115288630A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214744092U (en) * | 2021-03-09 | 2021-11-16 | 王磊 | Ceramic composite compensator |
| CN215721616U (en) * | 2021-08-16 | 2022-02-01 | 泰州强立金属制品有限公司 | Dismantle metal compensator fast |
| CN215721612U (en) * | 2021-09-08 | 2022-02-01 | 长春电炉成套设备有限责任公司 | Flange formula compensator convenient to installation is changed |
| CN217081850U (en) * | 2022-03-07 | 2022-07-29 | 江苏迈特濠管道设备科技有限公司 | Corrugated compensator convenient to built-up connection |
-
2022
- 2022-08-15 CN CN202210971111.1A patent/CN115288630A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214744092U (en) * | 2021-03-09 | 2021-11-16 | 王磊 | Ceramic composite compensator |
| CN215721616U (en) * | 2021-08-16 | 2022-02-01 | 泰州强立金属制品有限公司 | Dismantle metal compensator fast |
| CN215721612U (en) * | 2021-09-08 | 2022-02-01 | 长春电炉成套设备有限责任公司 | Flange formula compensator convenient to installation is changed |
| CN217081850U (en) * | 2022-03-07 | 2022-07-29 | 江苏迈特濠管道设备科技有限公司 | Corrugated compensator convenient to built-up connection |
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