CN106837204A - Resistance to sucker rod and the sucker rod manufacture method of circumnutating of closed type - Google Patents
Resistance to sucker rod and the sucker rod manufacture method of circumnutating of closed type Download PDFInfo
- Publication number
- CN106837204A CN106837204A CN201710101364.2A CN201710101364A CN106837204A CN 106837204 A CN106837204 A CN 106837204A CN 201710101364 A CN201710101364 A CN 201710101364A CN 106837204 A CN106837204 A CN 106837204A
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- elastic polymer
- steel wire
- protective case
- sucker rod
- polymer protective
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 174
- 239000010959 steel Substances 0.000 claims abstract description 174
- 229920000642 polymer Polymers 0.000 claims abstract description 135
- 230000001681 protective effect Effects 0.000 claims abstract description 115
- 238000001746 injection moulding Methods 0.000 claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 229920000573 polyethylene Polymers 0.000 claims description 14
- 239000004698 Polyethylene Substances 0.000 claims description 13
- -1 polyethylene Polymers 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 11
- 230000037431 insertion Effects 0.000 claims description 11
- 241001466460 Alveolata Species 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000001413 cellular effect Effects 0.000 description 15
- 238000005260 corrosion Methods 0.000 description 13
- 230000007797 corrosion Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 11
- 230000003712 anti-aging effect Effects 0.000 description 6
- 239000002939 oilproofing Substances 0.000 description 5
- 238000004078 waterproofing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241000256844 Apis mellifera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- 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
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14549—Coating rod-like, wire-like or belt-like articles
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/16—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
- D07B1/162—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics characterised by a plastic or rubber enveloping sheathing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14549—Coating rod-like, wire-like or belt-like articles
- B29C2045/14557—Coating rod-like, wire-like or belt-like articles coating spliced fibres or cables, e.g. optical fiber splices or junctions
Landscapes
- 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)
- Manufacturing & Machinery (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention provides a kind of sealing resistance to circumnutate sucker rod and sucker rod manufacture method, belong to oil exploration equipment technical field.Wherein, the resistance to sucker rod that circumnutates of sealing includes：Multiple first elastic polymer protective cases, the second elastic polymer protective case and steel wire rope, steel wire rope include：Steel wire strand rope.First elastic polymer protective case and the second elastic polymer protective case are made by possessing elasticity, toughness and resistant material; each first elastic polymer protective case is by injection molding manner nesting hawser; steel wire rope is that multiply is constituted by the nested hawser coiling of the first elastic polymer, and the second elastic polymer protective case is by injection molding manner nesting steel wire rope.First elastic polymer protective case is by injection molding manner nesting hawser; multiply is by the first elastic polymer protective case nesting hawser coiling composition steel wire rope; and second elastic polymer protective case by injection molding manner nesting steel wire rope, extend the resistance to sucker rod that circumnutates of closed type service life and applicability.
Description
Technical field
The present invention relates to oil exploration equipment technical field, in particular to a kind of closed type it is resistance to circumnutate sucker rod and
Sucker rod manufacture method.
Background technology
With the development of science and technology and improve, sucker rod applied on a large scale in oil exploration equipment.
In the prior art, without flexibility, it is not bent, or can not be excessively curved for most of traditional sucker rod
Folding, so as to cause its not impact resistance, can otherwise cause rod snap.Sucker rod also causes the two of sucker rod without flexibility
End is required to erection joint, can normally be used.Thus, sucker rod does not have flexible strong influence sucker rod and exists
Applicability in transport, installation and use.Additionally, traditional part sucker rod also possesses flexibility, the characteristics of due to flexibility, it can
To bend or coil.But the coiling of conventional flex sucker rod or the number of times that circumnutates are limited, repeatedly coil or be easily caused after circumnutating and take out
The surface fracture of beam hanger, and then trigger sucker rod failure.Therefore its surface characteristic for easily splitting also strong influence sucker rod makes
Applicability in.
Therefore, how to be current industry a great problem in the effective sucker rod applicability in actual use that improves.
The content of the invention
In view of this, it is an object of the invention to provide a kind of closed type resistance to circumnutate sucker rod and sucker rod manufacture method,
It can effectively improve sucker rod applicability in actual use.
What embodiments of the invention were realized in：
In a first aspect, the embodiment of the invention provides a kind of resistance to sucker rod that circumnutates of closed type, resistance to the circumnutating of the closed type is taken out
Beam hanger includes：Multiple first elastic polymer protective cases, the second elastic polymer protective case and steel wire rope, the steel wire rope bag
Include：Steel wire strand rope.The first elastic polymer protective case and the second elastic polymer protective case by possess elasticity,
Toughness and resistant material are made, and each described first elastic polymer protective case wraps up the steel wire by injection molding manner
Rope, the steel wire rope is the hawser coiling composition that multiply is wrapped up by first elastic polymer, second elasticity
Polymer protection set wraps up the steel wire rope and is embedded between hawser described in the multiply of the steel wire rope by injection molding manner.
Further, each described first elastic polymer protective case and the second elastic polymer protective case are by changing
Property polythene material is made.
Further, each described first elastic polymer protective case passes through high-pressure injection moulding side by modified polyethylene material
Formula wraps up the hawser.
Further, the second elastic polymer protective case is wrapped up by modified polyethylene material by high-pressure injection moulding mode
Between hawser described in the multiply of the steel wire rope and the insertion steel wire rope.
Further, the resistance to sucker rod that circumnutates of the closed type also includes：3rd elastic polymer protective case, the 3rd bullet
Property polymer protection set by elasticity and resistant material be made, the 3rd elastic polymer protective case is by high-pressure injection moulding mode
Wrap up the second elastic polymer protective case.
Further, the longitudinal section of the 3rd elastic polymer protective case is circle.
Further, the steel wire rope is formed for multiply by the hawser coiling that first elastic polymer is wrapped up
Alveolate texture.
Further, the per share hawser is to be made up of steel wire strand coiling.
Further, the per share hawser is steel wire wound described in multiply and forms alveolate texture.
Second aspect, the embodiment of the invention provides a kind of sucker rod manufacture method, the sucker rod manufacture method application
In the resistance to sucker rod that circumnutates of the closed type, methods described includes：Each first elastic polymer protective case is passed through into injection side
Formula wrapped wire rope.The hawser coiling composition steel wire rope that multiply is wrapped up by first elastic polymer.By second
Elastic polymer protective case wrapped up by injection molding manner hawser described in the multiply of the steel wire rope and the insertion steel wire rope it
Between.
The beneficial effect of the embodiment of the present invention is：
Because the first elastic polymer protective case and the second elastic polymer protective case are by possessing elasticity, toughness and resistance to
The material of corrosion is made, therefore the first elastic polymer protective case and the second elastic polymer protective case can have good bullet
Property, toughness and corrosion-resistant.Hawser is multiply, and per share hawser passes through injection molding manner bag by the first elastic polymer protective case
Wrap up in, the mode of injection causes that depth is combined between per share hawser and the first elastic polymer protective case.Because the first elasticity is high
The elasticity of molecule protective case, toughness and corrosion resistant feature, therefore per share hawser can be by the first elastic polymer protective case
Protection.Hawser after multiply is wrapped up by the first elastic polymer protective case passes through coiling, just can form steel wire rope, and cause
Steel wire rope has good toughness, can preferably bearing load while, it is also possible to possess good coiling or the characteristic that circumnutates.
Second elastic polymer protective case wraps up the steel wire rope and is embedded in steel described in the multiply of the steel wire rope also by injection molding manner
Between silk rope, so as to form the resistance to sucker rod that circumnutates of closed type.The mode of injection also causes the second elastic polymer protective case and steel
Depth is combined between cord.By the second elastic polymer protective case possesses elasticity, toughness and corrosion resistant feature so that
While the resistance to sucker rod that circumnutates of closed type has elasticity, resistance to sucker rod its elasticity after repeatedly coiling or circumnutating that circumnutates of closed type is high
Molecule protective case will not also ftracture, and the resistance to sucker rod that circumnutates of closed type also can be effectively anticorrosive.Furthermore, due to the first elasticity
The cushioning effect that polymer protection covers and the standby elasticity of the second elastic polymer protection tackling is brought so that resistance to the circumnutating of closed type is taken out
Beam hanger while resistance to circumnutating, also impact resistance.Therefore, the first elastic polymer protective case passes through injection molding manner wrapped wire rope,
Multiply constitutes steel wire rope by the first elastic polymer protective case wrapped wire rope coiling, and the second elastic polymer protective case leads to
Cross between hawser described in the multiply of the injection molding manner parcel steel wire rope and the insertion steel wire rope, greatly extend sealing
The service life of the resistance to sucker rod that circumnutates of type and it is actually used when applicability.
Other features and advantages of the present invention will illustrate in subsequent specification, also, partly become from specification
It is clear that or being understood by implementing the embodiment of the present invention.The purpose of the present invention and other advantages can be by being write
Specifically noted structure is realized and obtained in specification, claims and accompanying drawing.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to these accompanying drawings
Obtain other accompanying drawings.By the way that shown in accompanying drawing, above and other purpose of the invention, feature and advantage will become apparent from.In whole
Identical reference indicates identical part in accompanying drawing.Deliberately accompanying drawing, emphasis are not drawn by actual size equal proportion scaling
It is that purport of the invention is shown.
Fig. 1 shows a kind of vertical section structure schematic diagram of the resistance to sucker rod that circumnutates of closed type provided in an embodiment of the present invention；
Fig. 2 shows the cross-sectional structure of hawser in a kind of resistance to sucker rod that circumnutates of closed type provided in an embodiment of the present invention
Schematic diagram；
Fig. 3 shows a kind of cross-sectional structure schematic diagram of the resistance to sucker rod that circumnutates of closed type provided in an embodiment of the present invention；
Fig. 4 shows a kind of flow chart of sucker rod manufacture method provided in an embodiment of the present invention.
Icon：The resistance to sucker rod that circumnutates of 100- closed types；110- steel wire ropes；111- hawsers；1111- steel wires；120- first
Elastic polymer protective case；130- the second elastic polymer protective cases；The elastic polymer protective cases of 140- the 3rd.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Present invention implementation generally described and illustrated in accompanying drawing herein
The component of example can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.
In the description of the invention, it is necessary to explanation, the term " side of the instruction such as " center ", " vertical ", " level ", " outward "
Position or position relationship are or the side that the invention product is usually put when using based on orientation shown in the drawings or position relationship
Position or position relationship, are for only for ease of the description present invention and are described with simplified, rather than the device or unit that indicate or imply meaning
Part with specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
Additionally, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
Can be to be slightly tilted.It is not the expression structure if " level " refers to only its direction with respect to more level for " vertical "
Must be fully horizontal, and can be to be slightly tilted.
In the description of the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " insertion ",
" being arranged ", " connection ", " contact " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or one
The connection of body ground；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to indirect by intermediary
It is connected, can is two connections of element internal.For the ordinary skill in the art, can be with concrete condition understanding
State term concrete meaning in the present invention.
Fig. 1 is referred to, a kind of resistance to sucker rod 100 that circumnutates of closed type is the embodiment of the invention provides, the closed type is resistance to circumnutate
Sucker rod 100：Steel wire rope 110, the first elastic polymer protective case 120, the second elastic polymer protective case 130 and the 3rd elasticity
Polymer protection set 140.
Fig. 1 and Fig. 2 is referred to, the steel wire rope 110 in the embodiment of the present invention includes：Hawser 111, and hawser 111 is then
Including：Steel wire 1111.
In the present embodiment, steel wire 1111 is many, and per share hawser 111 is formed by the coiling of many steel wires 1111.Every
Steel wire 1111 is the strip structure being made up of stainless steel material.Every steel wire 1111 is respectively provided with good bending, winding and disk
Around characteristic, and can also possess good load effect.
As a kind of implementation method, the coiling of multiple steel wires 1111 composition hawser 111, if but constituting per share hawser 111
Steel wire 1111 it is excessive, although load effect when using can be reached, but steel wire 1111 can excessively cause coiling to form steel wire
Rope 111 is excessively thick and overweight, therefore causes the steel wire rope 110 of composition excessively thick and overweight, and then causes the resistance to sucker rod 100 that circumnutates of closed type
Cross thick and overweight.The resistance to sucker rod 100 that circumnutates of closed type it is excessively thick and overweight, the resistance to sucker rod 100 that circumnutates of closed type can be had a strong impact on
Applicability in transport, installation and use.Also, steel wire 1111 excessively also results in the resistance to sucker rod 100 that circumnutates of closed type
Manufacturing cost is too high.If but steel wire 1111 is very few, although can greatly reduce being manufactured into for the resistance to sucker rod 100 that circumnutates of closed type
This.But the steel wire 1111 of coiling is very few to cause coiling to form the standard that hawser 111 does not reach load, and then also causes what is be made
The resistance to sucker rod 100 that circumnutates of closed type does not reach the standard of load yet.In the present embodiment, it is contemplated that actual use demand, it is excellent
Selection of land, the steel wire 1111 for constituting per share hawser 111 is 7.Certainly, in actual use, the quantity of steel wire 1111 can be with root
According to actually used demand for example：The demand of size or the demand of load, carry out increasing or decreasing for quantity, are made in real time with being adapted to
With needs.Quantity in embodiment itself, only preferred scheme, remaining scheme just no longer do excessive detailed description herein.
Many steel wires 1111 are aligned to together in the way of being parallel to each other, and every steel wire 1111 is and adjacent steel wire
1111 contacts, the hawser 111 formed after coiling in order to multiple steel wires 1111 can possess good load effect.As
Another embodiment, many steel wires 1111 can be with the arrangement mode being parallel to each other：It is arranged as matrix, is arranged as pyramid
Or it is arranged as circle etc..Also the hawser 111 for being formed after coiling for ease of multiple steel wires 1111 can possess good load
Effect, in the present embodiment, it is preferable that many steel wires 1111 be arranged as it is cellular, and after many steel wires 1111 are arranged, peripheral steel wire
1111 form circular.Specifically, centered on wherein one steel wire 1111, the central point of the longitudinal section of steel wire 1111 is A.Remaining
6 steel wires 1111 are looped around this around the steel wire 1111 at center, and remaining 6 steel wire 1111 is equal and should be located at center
Steel wire 1111 is contacted, and the equal two piece steel wires adjacent with 6 steel wires 1111 of every steel wire 1111 in remaining 6 steel wire 1111
1111 contacts.And then 7 arrangement forms of steel wire 1111 are cellular.Also it is the honeybee positioned at the central point A of the steel wire 1111 at center
Nest shape central point.
Because every steel wire 1111 is strip, many steel wires 1111 be arranged as it is cellular after, by many steel wires
1111 one end rotates clockwise in perpendicular by axle center of cellular central point A, and by the another of many steel wires 1111
End rotates counterclockwise in perpendicular by axle center of cellular central point A.Wherein, many angles of rotation at the two ends of steel wire 1111
Degree can according to the actual requirements depending on, then this does not elaborate.By many relative rotations at the two ends of steel wire 1111, many
Steel wire 1111 just can form hawser 111 with cellular central point A as axle center coiling.In addition, many steel wires 1111
Rotating the mode of coiling formation hawser 111 can also be：One end of many steel wires 1111 is fixed, multiple steel wires 1111 it is another
End rotates clockwise or counterclockwise in perpendicular by axle center of cellular central point A.It can also be：Many steel wires 1111
The other end fix, one end of multiple steel wires 1111 is turned clockwise or counterclockwise with cellular center in perpendicular as axle center
It is dynamic.It should be understood that the mode of many rotation coiling formation hawsers 111 of steel wire 1111 can be selected according to actual equipment
Select.
First elastic polymer protective case 120 is by possessing elasticity, toughness, corrosion-resistant, Waterproofing/oilproofing and resistance to ultraviolet anti-aging
The features such as macromolecular material be made, the first elastic polymer protective case 120 being made is tubular structure.As a kind of embodiment party
Method, because modified poly ethylene can possess good elasticity, toughness, acid-fast alkali-proof, Waterproofing/oilproofing and resistance to ultraviolet anti-aging characteristic,
Therefore in the present embodiment, being made the macromolecular material of the first elastic polymer protective case 120 can be：Modified poly ethylene.Certainly,
It is only a preferred embodiment in the present invention using modified polyethylene material, if possessing elasticity, toughness, corrosion-resistant, water-fast resistance to
The macromolecular material of oily and resistance to ultraviolet anti-aging the features such as is and is used, and is not specifically limited herein.
The first elastic polymer protective case 120 being made of modified polyethylene material can be by injection machine, with pressure injection high
The mode of modeling is arranged hawser 111.After hawser 111 is formed by the coiling of steel wire strand 1111, due to its coiling,
The surface of hawser 111 has a certain amount of gap.By way of injection machine is with high-pressure injection moulding, the first elastic polymer is protected
The inner surface of the tubular structure of sheath 120 can be embedded into the gap on the surface of hawser 111.It should be understood that the first elasticity is high
The depth in the gap on the insertion hawser 111 of molecule protective case 120 surface can be according to actual use needs, to adjust injection
Pressure, thus during controllable high-pressure injection moulding the first elastic polymer protective case 120 insert depth.In the present embodiment, according to
The resistance to actually used demand of sucker rod 100 that circumnutates of closed type, by the first elastic polymer protective case 120 of high-pressure injection moulding in insertion
After hawser 111, can be fully wrapped around by the steel wire strand 1111 of the outer layer of hawser 111.By high-pressure injection moulding so that the first bullet
Property polymer protection cover 120 wrapped wire ropes 111 after, due to high-pressure injection moulding technique so that the first elastic polymer protective case 120
Depth is combined and hawser 111 between, and possesses good affinity.And possess bend repeatedly, circumnutate or coil after also will not
The characteristics of cracking fracture.
Furthermore, by the first elastic polymer protective case 120 after high-pressure injection molding, due to the shape of injection machine, its
It is circle, the certain tubular structure of diameter to be shaped as longitudinal section.First elastic polymer protective case 120 of tubular structure can be just
Steel wire rope 110 is formed in the coiling of steel wire strand rope 111.It should be understood that the tubular structure of the first elastic polymer protective case 120
Also it is the preferred scheme in the present embodiment.First elastic polymer protective case 120 can also be configured according to actual demand,
For example：Rectangle, triangle or polygon etc..
Fig. 3 is referred to, hawser 111 is multiply, is protected by the first elastic polymer by many per strand steel wire rope 110
The coiling of steel wire 1111 of the parcel of set 120 is formed.Formed because per share steel steel wire rope 110 is the coiling of many steel wires 1111, so that
The steel wire rope 110 of the coiling of multistrand rope 110 composition can have the characteristic of good bending, winding and coiling, and also can
Possesses good load effect.
As a kind of implementation method, the coiling of steel wire strand rope 111 composition steel wire rope 110, if but composition steel wire rope 110 steel
Silk rope 111 is excessive, although can reach load effect when using, but hawser 111 can excessively cause coiling to form steel wire rope
110 is excessively thick and overweight, and then causes the resistance to sucker rod 100 that circumnutates of closed type excessively thick and overweight.The resistance to sucker rod 100 that circumnutates of closed type
Cross thick and overweight, resistance to applicability of the sucker rod 100 in transport, installation and use that circumnutate of closed type can be had a strong impact on.Also, steel
The excessive manufacturing cost for also resulting in the resistance to sucker rod 100 that circumnutates of closed type of silk rope 111 is too high.If but hawser 111 is very few, although
The manufacturing cost of the resistance to sucker rod 100 that circumnutates of closed type can greatly be reduced.But the hawser 111 of coiling is very few to cause coiling to form
Steel wire rope 110 does not reach the standard of load, and then causes the resistance to sucker rod 100 that circumnutates of the closed type being made not reach load yet yet
Standard.In the present embodiment, it is contemplated that actual use demand, it is preferable that the hawser 111 for constituting per share hawser 111 is
35.Certainly, in actual use, the quantity of hawser 111 can be according to actually used demand for example：The demand of size or
The demand of load, carries out increasing or decreasing for quantity, and needs are used in real time to be adapted to.Quantity in embodiment itself, only
Preferred scheme, remaining scheme just no longer does excessive detailed description herein.
Steel wire strand rope 111 is also aligned to together in the way of being parallel to each other, and per share hawser 111 and adjacent steel
Silk rope 111 is contacted, and the steel wire rope 110 formed after coiling in order to steel wire strand rope 111 can possess good load effect.
Used as another embodiment, steel wire strand rope 111 can be with the arrangement mode being parallel to each other：It is arranged as matrix, is arranged as
Pyramid is arranged as circle etc..Also the steel wire rope 110 for being formed after coiling for ease of steel wire strand rope 111 can possess well
Load effect, in the present embodiment, it is preferable that steel wire strand rope 111 be arranged as it is cellular, and steel wire strand rope 111 arrange after,
Peripheral steel wire rope 111 forms circle.Specifically, centered on wherein one hawser 111, in the longitudinal section of hawser 111
Heart point is in the hawser 111 the central point A of the steel wire 1111 at the center that is located at.Other 6 hawsers 111 are looped around the position
Around the hawser 111 at center, 6 hawsers 111 be contacted with the hawser 111 that should be located at center in addition, and other 6
Two adjacent and in 6 hawsers 111 hawsers 111 of every hawser 111 in root hawser 111 are contacted.And then 6
Hawser 111 of the parcel of steel wire 1111 positioned at center forms ground floor.Other 12 hawsers 111 surround parcel ground floor,
Wherein one piece hawser 111 of adjacent every two hawsers 111 in other 12 hawsers 111 and in ground floor connects
Touch.The second layer is formed so as to other 12 hawsers 111 wrap up ground floor.Remaining 16 hawsers 111 are around parcel
The second layer, wherein one piece steel wire of adjacent every two hawsers 111 in remaining 16 hawsers 111 and in the second layer
Rope 111 is contacted.Third layer is formed so as to remaining 16 hawsers 111 wrap up the second layer.By ground floor, the second layer and
Three layers of once parcel, outwards dissipate with positioned at the hawser 111 at center, so that 35 arrangement forms of hawser 111 honeycomb
Shape.Also it is honeycomb core's point positioned at the central point A of the hawser 111 at center.Because per share hawser 111 is many steel
1111 coilings of silk and the strip that is formed, steel wire strand rope 111 be arranged as it is cellular after, by one end of steel wire strand rope 111
Rotated clockwise by axle center of cellular central point A in perpendicular, and the other end of steel wire strand rope 111 is being put down vertically
Face rotates counterclockwise by axle center of cellular central point A.Wherein, the rotational angle at the two ends of steel wire strand rope 111 can basis
Depending on actual demand, then this does not elaborate.By the relative rotation at the two ends of steel wire strand rope 111, steel wire strand rope
111 just can carry out coiling by axle center of cellular central point A, to form steel wire rope 110.In addition, steel wire strand rope 111
Rotating the mode of coiling formation steel wire rope 110 can also be：One end of steel wire strand rope 111 is fixed, steel wire strand rope 111 it is another
One end rotates clockwise or counterclockwise in perpendicular by axle center of cellular central point A.It can also be：Steel wire strand rope
111 other end is fixed, one end of steel wire strand rope 111 perpendicular with cellular center as axle center clockwise or the inverse time
Pin is rotated.It should be understood that the mode that steel wire strand rope 111 rotates coiling formation steel wire rope 110 can be entered according to actual equipment
Row selection.
In the present embodiment, per share hawser 111 is wrapped up by the first elastic polymer protective case 120, so as to formed
After steel wire rope 110, by the cushioning effect that the elasticity of the first elastic polymer protective case 120 is brought.Therefore per share hawser 111
Possess buffering by the first elastic polymer protective case 120 and adjacent hawser 111 between to make.And then cause the resistance to song of closed type
Punching can be preferably resisted around sucker rod 100.
Second elastic polymer protective case 130 and the 3rd elastic polymer protective case 140 also by possess elasticity, toughness,
Corrosion-resistant, Waterproofing/oilproofing and it is resistance to ultraviolet anti-aging the features such as macromolecular material be made, the protection of the second elastic polymer for being made
The elastic polymer protective case 140 of set 130 and the 3rd is tubular structure.As a kind of implementation, due to modified poly ethylene energy
Enough possess good elasticity, toughness, acid-fast alkali-proof, Waterproofing/oilproofing and resistance to ultraviolet anti-aging characteristic, therefore in the present embodiment, be made
Macromolecular material can be：Modified poly ethylene.Certainly, using modified polyethylene material it is only one in the present invention preferred real
Apply example, if possess elasticity, toughness, corrosion-resistant, Waterproofing/oilproofing and it is resistance to ultraviolet anti-aging the features such as macromolecular material be and carry out
Using being not specifically limited herein.
The second elastic polymer protective case 130 being made of modified polyethylene material can be by injection machine, with pressure injection high
The mode of modeling is arranged steel wire rope 110.After steel wire rope 110 is formed by the coiling of steel wire strand rope 111, due to its coiling,
A certain amount of gap is there is on the surface of steel wire rope 110.By way of injection machine is with high-pressure injection moulding, the second elastic polymer
The inner surface of the tubular structure of protective case 130 can be embedded into the gap on the surface of steel wire rope 110.It should be understood that the second elasticity
The depth that polymer protection set 130 is embedded in the gap on the surface of steel wire rope 110 can be according to actual use needs, to adjust injection
Pressure so that during controllable high-pressure injection moulding the second elastic polymer protective case 130 insert depth.In the present embodiment, root
According to the resistance to actually used demand of sucker rod 100 that circumnutates of closed type, by the second elastic polymer protective case 130 of high-pressure injection moulding embedding
After entering steel wire rope 110, can be fully wrapped around by the steel wire strand rope 111 of the outer layer of steel wire rope 110.By high-pressure injection moulding so that second
Elastic polymer protective case 130 wrap up hawser 111 described in the multiply of the steel wire rope 110 and the insertion steel wire rope 110 it
Between, due to high-pressure injection moulding technique so that depth is combined between the second elastic polymer protective case 130 and steel wire rope 110, and is also had
Standby good affinity.And possess bend repeatedly, circumnutate or coil after will not also ftracture fracture the characteristics of.
In the present embodiment, after the second elastic polymer protective case 130 is with high-pressure injection moulding mode wrapped wire rope 110, the
The outer surface of two elastic polymer protective cases 130 and out-of-flatness, it can influence the resistance to sucker rod 100 that circumnutates of closed type actually used
Sealing.Therefore, by the 3rd elastic polymer protective case 140 also with high-pressure injection moulding by way of by the second elastic polymer
Protective case 130 is wrapped up.By the 3rd elastic polymer protective case 140 after high-pressure injection molding, due to the shape of injection machine, its
It is circle, the certain tubular structure of diameter to be shaped as longitudinal section.3rd elastic polymer protective case 140 of tubular structure can be just
In the coiling that the resistance to sucker rod 100 that circumnutates of closed type carries out repeatedly along packing box.It should be understood that the 3rd elastic polymer protective case
140 tubular structure is also the preferred scheme in the present embodiment.3rd elastic polymer protective case 140 can also be according to reality
Demand is configured, for example：Rectangle, triangle or polygon etc..Additionally, the 3rd elastic polymer after high-pressure injection molding is protected
The surface of sheath 140 is smooth, so that the resistance to sucker rod 100 that circumnutates of closed type is moved being coiled repeatedly along wellhead packing box
When, the leakage of any crude oil will not be produced.Further, since the resistance to sucker rod 100 that circumnutates of closed type can repeatedly be coiled or circumnutated, sealing
The length of the resistance to sucker rod 100 that circumnutates of type can be any, actually used only to need according to the actual state sucker rod 100 that circumnutates resistance to closed type
Just can normally be used after being coiled, so that the resistance to sucker rod 100 that circumnutates of closed type just can be used without using joint.
Fig. 4 is referred to, the embodiment of the present invention additionally provides a kind of sucker rod manufacture method, the sucker rod manufacture method bag
Include：Step S100, step S200 and step S300.
Step S100：Each first elastic polymer protective case is passed through into injection molding manner wrapped wire rope.
Step S200：The hawser coiling composition steel wire rope that multiply is wrapped up by first elastic polymer.
Step S300：Second elastic polymer protective case is wrapped up into the steel wire rope and the insertion steel by injection molding manner
Between hawser described in the multiply of cord.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the method for foregoing description
Specific work process, may be referred to the corresponding process in aforementioned means, will not be repeated here.
In sum, the invention provides a kind of sealing resistance to circumnutate sucker rod and sucker rod manufacture method, sealing is resistance to
The sucker rod that circumnutates includes：Multiple first elastic polymer protective cases, the second elastic polymer protective case and steel wire rope, steel wire rope bag
Include：Steel wire strand rope.First elastic polymer protective case and the second elastic polymer protective case are by possessing elasticity, toughness and resistance to
Corrosion material is made, and by injection molding manner wrapped wire rope, steel wire rope is multiply quilt to each first elastic polymer protective case
The hawser coiling composition of the first elastic polymer parcel, the second elastic polymer protective case passes through injection molding manner wrapped wire
Rope.
Because the first elastic polymer protective case and the second elastic polymer protective case are by possessing elasticity, toughness and resistance to
The material of corrosion is made, therefore the first elastic polymer protective case and the second elastic polymer protective case can have good bullet
Property, toughness and corrosion-resistant.Hawser is multiply, and per share hawser passes through injection molding manner bag by the first elastic polymer protective case
Wrap up in, the mode of injection causes that depth is combined between per share hawser and the first elastic polymer protective case.Because the first elasticity is high
The elasticity of molecule protective case, toughness and corrosion resistant feature, therefore per share hawser can be by the first elastic polymer protective case
Protection.Hawser after multiply is wrapped up by the first elastic polymer protective case passes through coiling, just can form steel wire rope, and cause
Steel wire rope has good toughness, can preferably bearing load while, it is also possible to possess good coiling or the characteristic that circumnutates.
Second elastic polymer protective case wraps up the steel wire rope and is embedded in steel described in the multiply of the steel wire rope also by injection molding manner
Between silk rope, so as to form the resistance to sucker rod that circumnutates of closed type.The mode of injection also causes the second elastic polymer protective case and steel
Depth is combined between cord.By the second elastic polymer protective case possesses elasticity, toughness and corrosion resistant feature so that
While the resistance to sucker rod that circumnutates of closed type has elasticity, resistance to sucker rod its elasticity after repeatedly coiling or circumnutating that circumnutates of closed type is high
Molecule protective case will not also ftracture, and the resistance to sucker rod that circumnutates of closed type also can be effectively anticorrosive.Furthermore, due to the first elasticity
The cushioning effect that polymer protection covers and the standby elasticity of the second elastic polymer protection tackling is brought so that resistance to the circumnutating of closed type is taken out
Beam hanger while resistance to circumnutating, also impact resistance.Therefore, the first elastic polymer protective case passes through injection molding manner wrapped wire rope,
Multiply constitutes steel wire rope by the first elastic polymer protective case wrapped wire rope coiling, and the second elastic polymer protective case leads to
Cross between hawser described in the multiply of the injection molding manner parcel steel wire rope and the insertion steel wire rope, greatly extend sealing
The service life of the resistance to sucker rod that circumnutates of type and it is actually used when applicability.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. the resistance to sucker rod that circumnutates of a kind of closed type, it is characterised in that the resistance to sucker rod that circumnutates of the closed type includes：Multiple first bullets
Property polymer protection set, the second elastic polymer protective case and steel wire rope, the steel wire rope include：Steel wire strand rope, described
One elastic polymer protective case and the second elastic polymer protective case are by possessing elasticity, toughness and resistant material system
Into each described first elastic polymer protective case wraps up the hawser by injection molding manner, and the steel wire rope is multiply
The hawser coiling composition wrapped up by first elastic polymer, the second elastic polymer protective case is by injection
Mode is wrapped up the steel wire rope and is embedded between hawser described in the multiply of the steel wire rope.
2. the resistance to sucker rod that circumnutates of closed type according to claim 1, it is characterised in that each described first elastic polymer
Protective case and the second elastic polymer protective case are made by modified polyethylene material.
3. the resistance to sucker rod that circumnutates of closed type according to claim 2, it is characterised in that each described first elastic polymer
Protective case wraps up the hawser by modified polyethylene material by high-pressure injection moulding mode.
4. the resistance to sucker rod that circumnutates of closed type according to claim 2, it is characterised in that the second elastic polymer protection
Cover steel described in the multiply that the steel wire rope and the insertion steel wire rope are wrapped up by high-pressure injection moulding mode as modified polyethylene material
Between silk rope.
5. the resistance to sucker rod that circumnutates of closed type according to claim 1, it is characterised in that the resistance to sucker rod that circumnutates of the closed type
Also include：3rd elastic polymer protective case, the 3rd elastic polymer protective case is made up of elasticity and resistant material, institute
State the 3rd elastic polymer protective case and the second elastic polymer protective case is wrapped up by high-pressure injection moulding mode.
6. the resistance to sucker rod that circumnutates of closed type according to claim 5, it is characterised in that the 3rd elastic polymer protection
The longitudinal section of set is circle.
7. the resistance to sucker rod that circumnutates of closed type according to claim 1, it is characterised in that the steel wire rope is that multiply is described
The hawser coiling of the first elastic polymer parcel forms alveolate texture.
8. the resistance to sucker rod that circumnutates of closed type according to claim 1, it is characterised in that the per share hawser is by many
Stock steel wire wound composition.
9. the resistance to sucker rod that circumnutates of closed type according to claim 8, it is characterised in that the per share hawser is multiply
The steel wire wound forms alveolate texture.
10. a kind of sucker rod manufacture method, it is characterised in that the sucker rod manufacture method is applied to such as claim 1-9 institutes
The resistance to sucker rod that circumnutates of closed type stated, methods described includes：
Each first elastic polymer protective case is passed through into injection molding manner wrapped wire rope；
The hawser coiling composition steel wire rope that multiply is wrapped up by first elastic polymer；
Second elastic polymer protective case is wrapped up the multiply institute of the steel wire rope and the insertion steel wire rope by injection molding manner
State between hawser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710101364.2A CN106837204A (en) | 2017-02-23 | 2017-02-23 | Resistance to sucker rod and the sucker rod manufacture method of circumnutating of closed type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710101364.2A CN106837204A (en) | 2017-02-23 | 2017-02-23 | Resistance to sucker rod and the sucker rod manufacture method of circumnutating of closed type |
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| CN106837204A true CN106837204A (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710101364.2A Pending CN106837204A (en) | 2017-02-23 | 2017-02-23 | Resistance to sucker rod and the sucker rod manufacture method of circumnutating of closed type |
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|---|---|---|---|---|
| US4205926A (en) * | 1977-08-15 | 1980-06-03 | Carlson Drexel T | Sucker rod and coupling therefor |
| CN2644660Y (en) * | 2003-07-08 | 2004-09-29 | 沈利元 | Steel cable pumping rod |
| CN201082937Y (en) * | 2007-09-07 | 2008-07-09 | 江苏法尔胜股份有限公司 | Steel cable for pumping rod |
| CN201738826U (en) * | 2010-09-21 | 2011-02-09 | 大庆油田有限责任公司 | Flexible wire rope continuous sucker rod capable of communication |
| CN201981429U (en) * | 2011-03-28 | 2011-09-21 | 东北石油大学 | Flexible corrosion-resistant and wear-resistant oil pumping rope |
| CN202416038U (en) * | 2011-10-25 | 2012-09-05 | 江苏赛福天钢索股份有限公司 | Multilayer-strand filling plastic steel wire rope |
| CN102926247A (en) * | 2012-11-22 | 2013-02-13 | 江苏赛福天钢索股份有限公司 | Plastic-filled steel wire ropes for hoist |
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2017
- 2017-02-23 CN CN201710101364.2A patent/CN106837204A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4205926A (en) * | 1977-08-15 | 1980-06-03 | Carlson Drexel T | Sucker rod and coupling therefor |
| CN2644660Y (en) * | 2003-07-08 | 2004-09-29 | 沈利元 | Steel cable pumping rod |
| CN201082937Y (en) * | 2007-09-07 | 2008-07-09 | 江苏法尔胜股份有限公司 | Steel cable for pumping rod |
| CN201738826U (en) * | 2010-09-21 | 2011-02-09 | 大庆油田有限责任公司 | Flexible wire rope continuous sucker rod capable of communication |
| CN201981429U (en) * | 2011-03-28 | 2011-09-21 | 东北石油大学 | Flexible corrosion-resistant and wear-resistant oil pumping rope |
| CN202416038U (en) * | 2011-10-25 | 2012-09-05 | 江苏赛福天钢索股份有限公司 | Multilayer-strand filling plastic steel wire rope |
| CN102926247A (en) * | 2012-11-22 | 2013-02-13 | 江苏赛福天钢索股份有限公司 | Plastic-filled steel wire ropes for hoist |
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Effective date of registration: 20180208 Address after: 266000 north 3, Mao Jia Bu Xi village, Laixi City, Laixi City, Qingdao City Applicant after: Qingdao Xinsheng Petroleum Machinery Co. Ltd. Address before: 224000 Tianjin road Yancheng City Jianhu County, Jiangsu Province Economic Development Zone No. 168 Applicant before: JIANGSU HENGRUI PETROLEUM EQUIPMENT MACHINERY MANUFACTURING CO., LTD. |
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