CN113279719A - Compression packer for petroleum exploitation - Google Patents
Compression packer for petroleum exploitation Download PDFInfo
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- CN113279719A CN113279719A CN202110644700.4A CN202110644700A CN113279719A CN 113279719 A CN113279719 A CN 113279719A CN 202110644700 A CN202110644700 A CN 202110644700A CN 113279719 A CN113279719 A CN 113279719A
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- protection device
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- 230000006835 compression Effects 0.000 title claims abstract description 103
- 238000007906 compression Methods 0.000 title claims abstract description 103
- 239000003208 petroleum Substances 0.000 title abstract description 18
- 238000012856 packing Methods 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims 7
- 239000003129 oil well Substances 0.000 abstract description 16
- 230000008859 change Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 description 6
- 239000011707 mineral Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- 239000004566 building material Substances 0.000 description 1
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- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/101—Springs, elastic lips, or other resilient elements to locate the articles by pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/20—External fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
- B65D81/07—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using resilient suspension means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/68—Containers, packaging elements or packages, specially adapted for particular articles or materials for machines, engines or vehicles in assembled or dismantled form
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention discloses a compression type packer for petroleum exploitation, relates to the technical field of petroleum exploitation tools, and particularly relates to a compression type packer for petroleum exploitation. This compression packer for exploitation oil, through the compression packer body, cooperation between protection device and the connecting pipe, utilize the relation of cup jointing between protection device to the compression packer body, the outer wall receives the problem of wearing and tearing when the compression packer body removes in the oil well has been solved effectively, the direct contact of oil well inner wall and compression packer body is played in protection device's installation, the wearing and tearing of oil well inner wall to compression packer body outer wall have been avoided, the damage of compression packer body has been reduceed, the life of compression packer body has been prolonged, the cost of change and compression maintenance packer body has been reduced, factory's oil exploitation's cost has been reduced.
Description
Technical Field
The invention relates to the technical field of oil exploitation tools, in particular to a compression type packer for oil exploitation.
Background
Petroleum is a fluid mineral buried deeply underground, people originally refer to oily liquid minerals produced in nature as petroleum, refer to combustible gases as natural gases, refer to solid combustible oily minerals as asphalt, and along with the deep research on minerals, the oil minerals are realized to belong to hydrocarbon compounds in composition and are mutually connected in cause, so the oil minerals are collectively called as petroleum, the petroleum plays an important role in national economy, compared with coal, the petroleum has the advantages of high energy density, convenient transportation and storage, small pollution degree after combustion and the like, fuel oil extracted from the petroleum is a main fuel of various kilns in transportation tools, power station boilers, metallurgical industry and building material industry, liquefied gas and pipeline gas which take the petroleum as raw materials are high-quality fuels applied in urban residents, airplanes, tanks and other spacecrafts, and also consumes a large amount of petroleum fuel, so the petroleum is strategic to be regarded as a material in many countries, oil recovery is the action of excavating, drawing oil in the place that has oil to store, at the in-process of exploitation oil, oil gas flows into the shaft bottom from the reservoir bed, rise to the drive mode of well head again from the shaft bottom, and the essential instrument is then the packer in exploitation use, the packer indicates to connect on the tubular column in the pit, an instrument in the pit for packing off oil pipe and oil gas well casing or bore hole wall of a well annular space, wherein, after the compression packer arrived design depth down, pressurize in the follow oil pipe, high-pressure liquid passes through the inside pressure transmission hole of packer and acts on piston mechanism, throttle pressure difference effect down, the expansion of compression packing element emergence is packed off the oil jacket annular space, when the oil pressure release, behind oil jacket pressure balance, the packing element realizes the deblocking by the resilience reconversion of self.
However, the existing compression packer is mutually rubbed with the inner wall of the oil well in the moving process of the oil well, the inner wall of the oil well is easy to abrade the outer wall of the compression packer, and long-time abrasion can cause the service life of the packer to be reduced and increase the cost for replacing the packer; the existing packer can collide with the transportation box due to the influence of road conditions in the transportation process of transportation, and the damage of the packer is accelerated.
Disclosure of Invention
The invention provides a compression packer for petroleum exploitation, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a compression packer for exploitation oil, includes the compression packer body, the equal fixedly connected with connecting pipe in the upper and lower both ends of compression packer body, the outer wall of compression packer body is seted up flutedly, the inner wall of recess is provided with connecting device, connecting device's outer wall joint has the protection device who is located compression packer body outer wall, the right side of compression packer body is provided with the packer packing box.
Optionally, the connecting device comprises a telescopic rod fixedly mounted on the inner wall of the groove, a first spring is movably sleeved on the outer wall of the telescopic rod, and a clamping block is sleeved on the outer wall of one end, far away from the groove, of the first spring.
Optionally, the protection device comprises a heat insulation layer sleeved on the outer wall of the compression packer body, the outer wall of the heat insulation layer is fixedly sleeved with a buffer layer, and one side of the buffer layer, far away from the heat insulation layer, is fixedly sleeved with a wear-resistant layer.
Optionally, the upper end and the lower end of the outer wall of the wear-resistant layer are provided with clamping grooves, the clamping grooves at the upper end and the lower end correspond in position and are the same in size, and the inner walls of the clamping grooves of the wear-resistant layer are movably clamped with the outer walls of the clamping blocks.
Optionally, the chamber door has been cup jointed in the activity of the front of packer packing box, the layer is placed to the packer that is located the chamber door rear is seted up in the front of packer packing box, the layer is placed to the protection device that is located the layer rear is placed to the packer to the inner wall of packer packing box.
Optionally, the upper and lower both sides fixedly connected with spring No. two of layer inner wall is placed to the packer, No. two springs keep away from the packer and place the one end fixedly connected with fly leaf of layer inner wall, and the outer wall of fly leaf cup joints with the inner wall activity that the layer was placed to the packer, one side fixedly connected with support column of fly leaf, and the outer wall of support column cup joints with the inner wall activity of connecting pipe.
Optionally, a pull rod is fixedly mounted on the right side of the protection device placing layer, three springs are fixedly connected to the left side and the right side of the inner wall of the protection device placing layer, and one end of each spring, far away from the protection device placing layer, of the inner wall of the protection device placing layer is fixedly connected with a clamping plate.
Optionally, the outer wall of splint cup joints with the inner wall activity on protection device places the layer, one side that No. three springs were kept away from to splint sets up to semi-arc face, the surface of the semi-arc face of splint scribbles the skid resistant course.
The invention has the following beneficial effects:
1. this compression packer for exploitation oil, through the compression packer body, cooperation between protection device and the connecting pipe, utilize the relation of cup jointing between protection device to the compression packer body, the outer wall receives the problem of wearing and tearing when the compression packer body removes in the oil well has been solved effectively, the direct contact of oil well inner wall and compression packer body is played in protection device's installation, the wearing and tearing of oil well inner wall to compression packer body outer wall have been avoided, the damage of compression packer body has been reduceed, the life of compression packer body has been prolonged, the cost of change and compression maintenance packer body has been reduced, factory's oil exploitation's cost has been reduced.
2. This compression packer for exploitation oil, through the compression packer body, a spring, cooperation between fixture block and the protection device body, utilize a compression spring, realize fixture block and protection device's separation, reach the effect of protection device and compression packer body separation, utilize the resilience of a spring simultaneously, fixture block and protection device's connection has been realized, protection device and the fixed effect of compression packer body have been reached, the problem of protection device's inconvenient dismouting has been solved effectively, utilize the elasticity of a spring, protection device's dismouting step has been simplified, be convenient for to protection device's change, the cost of protection device dismouting has been reduced.
3. The compression packer for petroleum exploitation effectively solves the problem that the compression packer body is damaged due to road condition influence in the transportation process by fixing the compression packer body through the support through the cooperation between the packer packing box, the second spring, the support column, the third spring and the clamp plate and clamping the protection device through the cooperation of the packer packing box, the second spring, the support column and the clamp plate, strengthens the stability of the compression packer body and the protection device in the transportation process, avoids mutual collision between the compression packer body and the protection device in the transportation process and the inner wall of the packer packing box, reduces the damage of the compression packer body and the protection device, meanwhile, the elasticity of the second spring and the third spring is utilized to expand the application range of the packer packing box, the packer packing box is suitable for compression packer bodies with different diameter values and protection devices, and the utilization rate of the packer packing box is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of a protective device in the configuration of the present invention;
FIG. 3 is a side view of a cartridge in the present invention;
FIG. 4 is a schematic view of a coupling device in the configuration of the present invention;
figure 5 is a front view of the telescoping pole of the present invention.
In the figure: 1. a compression packer body; 2. a connecting pipe; 3. a groove; 4. a connecting device; 41. a telescopic rod; 42. a first spring; 43. a clamping block; 5. a protection device; 51. a heat-insulating layer; 52. a buffer layer; 53. a wear layer; 6. a packer packing box; 7. a box door; 8. a packer setting zone; 9. a protective device placement layer; 10. a second spring; 11. a movable plate; 12. a support pillar; 13. a pull rod; 14. a third spring; 15. and (4) clamping the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: a compression packer for petroleum exploitation comprises a compression packer body 1, connecting pipes 2 are fixedly connected to the upper end and the lower end of the compression packer body 1, a groove 3 is formed in the outer wall of the compression packer body 1, a connecting device 4 is arranged on the inner wall of the groove 3, the connecting device 4 is installed to play a role in connecting the compression packer body 1 and a protection device 5, the flexibility of connection between the compression packer body 1 and the protection device 5 is improved, the connecting device 4 comprises a telescopic rod 41 fixedly installed on the inner wall of the groove 3, a spring 42 is movably sleeved on the outer wall of the telescopic rod 41, a clamping block 43 is sleeved on the outer wall of the spring 42 far away from one end of the groove 3, the position of the clamping block 43 is changed by utilizing the compression properties of the spring 42 and the telescopic rod 41, separation of the connecting device 4 and the protection device 5 is realized, and the separation effect of the compression packer body 1 and the protection device 5 is achieved, thereby being convenient for the protection device 5 to be detached and installed from the outer wall of the compression packer body 1, simultaneously realizing the connection of the connection device 4 and the protection device 5 by utilizing the resilience properties of the expansion link 41 and the first spring 42, achieving the fixing effect of the compression packer body 1 and the protection device 5, thereby playing the protection role of the protection device 5 on the outer wall of the compression packer body 1, simplifying the dismounting steps between the protection device 5 and the compression packer body 1 by changing the position of the fixture block 43, saving the complexity of the dismounting steps of the protection device 5, lightening the workload of the staff for dismounting the protection device 5, improving the work efficiency of the staff, the protection device 5 positioned on the outer wall of the compression packer body 1 is clamped on the outer wall of the connection device 4, the protection device 5 comprises a heat insulation layer 51 sleeved on the outer wall of the compression packer body 1, the heat preservation layer 51 plays a role in protecting the oil temperature inside the compression type packer body 1 and avoiding the oil inside the compression type packer body 1 from being influenced by the temperature, the buffer layer 52 is fixedly sleeved on the outer wall of the heat preservation layer 51, the wear-resistant layer 53 is fixedly sleeved on one side, away from the heat preservation layer 51, of the buffer layer 52, the wear-resistant layer 53 plays a role in connecting the inner wall of the oil well with the compression type packer body 1 and avoids the direct contact between the compression type packer body 1 and the inner wall of the oil well, so that the damage to the outer wall of the compression type packer body 1 caused by the friction of the inner wall of the oil well on the compression type packer body 1 is reduced when the compression type packer body 1 moves on the inner wall of the oil well, the damage to the outer wall of the compression type packer body 1 is reduced, the service life of the compression type packer body 1 is prolonged, the upper end and the lower end of the outer wall of the wear-resistant layer 53 are provided with clamping grooves at the upper end and the lower end are correspondingly positioned and have the same size, the inner wall of the clamping groove of the wear-resistant layer 53 is movably clamped with the outer wall of the clamping block 43, the clamping connection mode of the movable clamping connection is convenient for the movement of the clamping block 43, when the compression-type packer body 1 is connected with the protection device 5, the clamping position of the clamping block 43 is positioned in the clamping groove, the situation that when the protection device 5 moves on the inner wall of an oil well, the protrusion of the clamping block 43 causes the automatic bouncing-off after contacting with the inner wall of the oil well is avoided, the bouncing-off of the clamping block 43 needs to be realized after a worker enters the clamping groove deeply through an auxiliary rod and contacts with the clamping block 43, the packer packing box 6 is arranged on the right side of the compression-type packer body 1, the packer packing box 6 is arranged to be used for the storage function of the transportation of the compression-type packer body 1 and the protection device 5, a reinforcing rope is arranged at the outer part of the packer packing box 6 during the transportation, and the automatic opening of the box door 7 and the protection device placing layer 9 caused by road conditions are avoided, a box door 7 is movably sleeved on the front surface of a packer packing box 6, the opening of the box door 7 is convenient for taking and placing a compression packer body 1, a packer placing layer 8 positioned behind the box door 7 is arranged on the front surface of the packer packing box 6, the setting of the packer placing layer 8 is a space and a platform for placing the compression packer body 1, a second spring 10 is fixedly connected on the upper side and the lower side of the inner wall of the packer placing layer 8, a movable plate 11 is fixedly connected at one end of the second spring 10 far away from the inner wall of the packer placing layer 8, the outer wall of the movable plate 11 is movably sleeved with the inner wall of the packer placing layer 8, the movement of the movable plate 11 is realized by utilizing the elasticity of the second spring 10, so that the movable plate 11 can clamp the compression packer bodies 1 with different length values, the placing of the packer placing layer 8 is improved, and, one side of the movable plate 11 is fixedly connected with a supporting column 12, the outer wall of the supporting column 12 is movably sleeved with the inner wall of the connecting pipe 2, the supporting column 12 plays a role in limiting the compression packer body 1 to prevent the compression packer body 1 from rolling in the packer placing layer 8, the inner wall of the packer packing box 6 is provided with a protection device placing layer 9 positioned behind the packer placing layer 8, the protection device placing layer 9 plays a role in providing a space and a platform for placing the protection device 5, the right side of the protection device placing layer 9 is fixedly provided with a pull rod 13, the installation of the pull rod 13 is convenient for drawing out and placing back the protection device placing layer 9, the left side and the right side of the inner wall of the protection device placing layer 9 are both fixedly connected with a third spring 14, one end of the third spring 14, far away from the inner wall of the protection device placing layer 9, is fixedly connected with a clamping plate 15, and the compression and rebound of the third spring 14 play a role in changing the position of the clamping plate 15, make splint 15 applicable in the clamping-effect of the protection device 5 of different diameter values, avoided splint 15 can only be to the only centre gripping of the protection device 5 of size, the utilization ratio that protection device placed layer 9 has been improved, the application scope that protection device placed layer 9 has also been enlarged simultaneously, splint 15's outer wall cup joints with the inner wall activity that protection device placed layer 9, splint 15 keeps away from one side of No. three spring 14 and sets up to half cambered surface, the area of contact of splint 15 with the centre gripping of protection device 5 outer wall has been increased in setting up of half cambered surface, splint 15 has increased the stability to protection device 5 centre gripping, splint 15's half cambered surface scribbles the skid resistant course, the fastness when setting up of skid resistant course has increased splint 15 and protection device 5 contact and centre gripping, avoid protection device 5 to receive the road conditions influence in the transportation and lead to the damage of protection device 5 after leading to the collision.
In conclusion, when the compression packer for petroleum exploitation is used, firstly, the box door 7 is opened, the movable plate 11 is pulled and the second spring 10 is compressed until the support column 12 is separated from the interior of the compression packer body 1, then the compression packer body 1 is taken out from the interior of the packer placing layer 8, then the pull rod 13 is pulled to move outwards, the pull rod 13 drives the protection device placing layer 9 to move in the same direction while moving, then the clamping plate 15 is pulled and the third spring 14 is compressed, the clamping plate 15 is separated from the outer wall of the protection device 5, then the protection device 5 is taken out from the interior of the protection device placing layer 9, then the clamping block 43 is pressed to move towards the compression packer body 1, at the moment, the first spring 42 and the telescopic rod 41 are compressed, and meanwhile, the protection device 5 is sleeved from the upper part of the compression packer body 1 to the outer wall of the compression packer body 1, along with the motion of protection device 5 at the outer wall of compression packer body 1, the fixture block 43 pops out from the inner wall of protection device 5 and can fix the connection between protection device 5 and compression packer body 1, and finally, when protection device 5 needs to be dismantled or changed, only need press fixture block 43 to the motion of 1 direction of compression packer body, until fixture block 43 and protection device 5 separation, can take protection device 5 out from the outer wall of compression packer body 1, simplify the change step of protection device 5, reduce the cost that protection device 5 changed, installation protection device 5 still plays the friction to compression packer body 1 and oil well inner wall simultaneously, the life of compression packer body 1 is prolonged.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a compression packer for producing oil, includes compression packer body (1), its characterized in that: the packer is characterized in that the connecting pipes (2) are fixedly connected to the upper end and the lower end of the compression packer body (1), the outer wall of the compression packer body (1) is provided with the grooves (3), the inner wall of each groove (3) is provided with the connecting device (4), the outer wall of each connecting device (4) is connected with the protection device (5) located on the outer wall of the compression packer body (1), and the right side of the compression packer body (1) is provided with the packer packing box (6).
2. A compression packer for oil extraction according to claim 1, wherein: connecting device (4) including fixed mounting telescopic link (41) at recess (3) inner wall, spring (42) have been cup jointed in the outer wall activity of telescopic link (41), fixture block (43) has been cup jointed to the outer wall that recess (3) one end was kept away from in spring (42).
3. A compression packer for oil extraction according to claim 1, wherein: the protection device (5) comprises a heat insulation layer (51) sleeved on the outer wall of the compression packer body (1), a buffer layer (52) is fixedly sleeved on the outer wall of the heat insulation layer (51), and a wear-resistant layer (53) is fixedly sleeved on one side, far away from the heat insulation layer (51), of the buffer layer (52).
4. A compression packer for oil extraction according to claim 3, wherein: the upper end and the lower end of the outer wall of the wear-resistant layer (53) are provided with clamping grooves, the clamping grooves at the upper end and the lower end correspond in position and are the same in size, and the inner wall of each clamping groove of the wear-resistant layer (53) is movably clamped with the outer wall of each clamping block (43).
5. A compression packer for oil extraction according to claim 1, wherein: chamber door (7) have been cup jointed in the front activity of packer packing box (6), the packer that is located chamber door (7) rear is seted up in the front of packer packing box (6) and is placed layer (8), the inner wall of packer packing box (6) is seted up and is located the packer and place layer (9) of placing protection device at layer (8) rear.
6. A compression packer for oil extraction according to claim 5, wherein: the packer is placed two spring (10) of upper and lower both sides fixedly connected with of layer (8) inner wall, No. two spring (10) are kept away from the packer and are placed one end fixedly connected with fly leaf (11) of layer (8) inner wall, and the outer wall of fly leaf (11) cup joints with the inner wall activity that the layer (8) was placed to the packer, one side fixedly connected with support column (12) of fly leaf (11), and the outer wall of support column (12) cup joints with the inner wall activity of connecting pipe (2).
7. A compression packer for oil extraction according to claim 5, wherein: the right side fixed mounting that layer (9) was placed to protection device has pull rod (13), protection device places three springs of equal fixedly connected with (14) in the left and right sides of layer (9) inner wall, No. three springs (14) are kept away from protection device and are placed one end fixedly connected with splint (15) of layer (9) inner wall.
8. A compression packer for oil extraction according to claim 7, wherein: the outer wall of splint (15) is cup jointed with the inner wall activity of protection device placement layer (9), one side that No. three spring (14) were kept away from in splint (15) sets up to half cambered surface, the surface of the half cambered surface of splint (15) scribbles the skid resistant course.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110644700.4A CN113279719A (en) | 2021-06-09 | 2021-06-09 | Compression packer for petroleum exploitation |
Applications Claiming Priority (1)
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CN115783484A (en) * | 2023-01-06 | 2023-03-14 | 东营千禧龙科工贸有限公司 | Packer handling device |
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