CN203085266U - Oil-submerged pump cable - Google Patents
Oil-submerged pump cable Download PDFInfo
- Publication number
- CN203085266U CN203085266U CN 201320105304 CN201320105304U CN203085266U CN 203085266 U CN203085266 U CN 203085266U CN 201320105304 CN201320105304 CN 201320105304 CN 201320105304 U CN201320105304 U CN 201320105304U CN 203085266 U CN203085266 U CN 203085266U
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- cable
- stainless steel
- steel tube
- oil
- submerged pump
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Abstract
The utility model relates to an oil-submerged pump cable, in particular to an oil-submerged pump cable used in a deep well oil field. The oil-submerged pump cable comprises a cable conductor which is externally covered by an insulating layer; the cable conductor has one or more strand(s) and is externally provided with a steel tape armoring layer; and the steel tape armoring layer is also internally provided with a stainless steel tube. The oil-submerged pump cable is internally provided with the stainless steel tube, and functional reagents such as coolant, cleaning agent and preservative can be injected into the stainless steel tube in the using process, so that the cable can be cooled, cleaned and prevented from being corroded, the service life of the cable is prolonged, and the working efficiency is improved; and the oil-submerged pump cable is suitable for cables with different specifications.
Description
Technical field
The utility model relates to a kind of electric cable of submersible pump, particularly a kind of electric cable of submersible pump that is applied to the deep well oilfield use.
Background technology
The oil-immersed pump power cable is the matching used private cable of Electric Submersible Pump Unit, is laid in the oil well, and the cable lower end links to each other with oil-immersed pump, and the upper end is connected with the Ground Control cabinet.Cable condition of work in oil well is abominable, often is in high temperature, high pressure, and in the very strong environment of corrosivity such as oily.Electric cable of submersible pump can be divided into circular and two kinds of flats, is subjected to the restriction of oil well casing small space, and common oil-immersed pump power cable is based on flat.Because flat cable is unsymmetric structure, when electric power transfer, the electromagnetic induction that produces because of the imbalance in magnetic field can cause magnetic hysteresis loss, make the cable heating, can have a strong impact on the useful life of cable, need duty to change cable, not only influence operating efficiency, and can cause a serious accident.
The utility model content
The utility model is the variety of issue that is run in use at electric cable of submersible pump in the prior art, a kind of electric cable of submersible pump simple in structure is provided, this electric cable of submersible pump can cool off or anticorrosive work in real time to cable conductor in use, prolong cable useful life, increase work efficiency.
Realize the foregoing invention purpose by the following technical solutions: a kind of electric cable of submersible pump, comprise that external packets is covered with the cable conductor of insulating barrier, the outer setting of one or more strands of cable conductors has the steel-tape armouring layer, and described steel-tape armouring layer inside also is provided with stainless steel tube.
One or more strands of cable conductors and one or more stainless steel tube evenly are arranged in steel-tape armouring layer inside.
Stainless steel tube is a hollow pipe, and runs through whole electric cable of submersible pump, and its length and cable conductor are isometric.
Be provided with stainless steel tube in this electric cable of submersible pump disclosed in the utility model, in use in stainless steel tube, inject function reagent such as cooling agent, cleaning agent, anticorrisive agent, cable is played cooling, cleaning or antisepsis, prolong the useful life of cable, increase work efficiency, be applicable to that the cable of different size uses.
Description of drawings
Fig. 1 is the cable end face structural representation of the utility model band stainless steel tube.
Fig. 2 is a process chart of making stainless steel tube in the utility model.
Among the figure: cable conductor 1, second third insulating barrier 2, lead sheath 3, alkali-free glass wool band 4, big stainless steel tube 5, steel-tape armouring layer 6, little stainless steel tube 7.
Embodiment
Below in conjunction with drawings and Examples the utility model is described further.
Referring to accompanying drawing 1, the external packets of cable conductor 1 is covered with insulating barrier, present embodiment is example with the flat cable, insulating barrier wherein comprises second third insulating barrier 2 from inside to outside successively, lead sheath 3 and alkali-free glass wool band 4, each root cable conductor outside all is coated with one deck insulation and two layers of protective layer, the outside of three strands of cable conductors 1 coats with steel-tape armouring layer 6, three strands of cable conductors 1 are arranged side by side, its two ends, left and right sides also are respectively arranged with big stainless steel tube 5 and little stainless steel tube 7, these two stainless steel tubes are hollow pipe, and run through whole electric cable of submersible pump, its length and cable conductor are isometric, so when reality is used, in stainless steel tube, inject cooling agent according to actual needs, cleaning agent or anticorrisive agent etc.: if injection is cooling agent, so this electric cable of submersible pump in use can be more high temperature resistant under the protective effect of cooling agent, prolongs its service time; If what inject is anticorrisive agent, can improve the anti-corrosive properties of cable conductor so, prolong its useful life.
The quantity of the stainless steel tube of steel-tape armouring layer 6 inside and the external diameter of each stainless steel tube are adjusted according to actual needs.
Be arranged in the manufacturing process of stainless steel tube in the electric cable of submersible pump, tuber, laser soldering device, drawbench and annealing furnace are set up in parallel into flow production line successively.Need not stainless steel tube is carried, only need lead or draw, the body of finishing a working procedure just can enter next working procedure and carry out processed, and is time saving and energy saving, realizes that the continuous high speed welding of length stainless steel tube is produced.As accompanying drawing 2, the technological process of the stainless steel tube in the present embodiment is: Gu Gu put band-tubulation-laser welding-eddy current test-drawing-molten-drawing-molten-polishing-eddy current test, detect qualified back by take-up stand take-up arrangement, solid molten stainless steel tube soon wherein is placed in the annealing furnace heat-treats.
The concrete making step of stainless steel tube is as follows:
A, tubulation: with putting the band machine stainless steel band of handling well is placed on the tuber, adopt the metal deflector roll of different size and press down guide wheel stainless steel band progressively is pressed into the moulding tubulose, for laser welding is got ready;
B, welding: adopt laser soldering device that moulding tubulose commissure is welded; Adopt the laser generator in the laser soldering device to produce high-octane laser pulse to the localized heating in the commissural zone of moulding tubulose, the energy of laser emission is by the diffusion inside of heat conducting material, material is dissolved the back form specific molten bath, smooth welded seam quality height, pore-free attractive in appearance; The utility model has adopted the laser soldering device of welding surroundings cleaning, can drop to minimum requirement with going into heat during laser welding, and heat affected area metallographic excursion is little, because of the deformation probability that heat conduction caused minimum;
C, eddy current test for the first time: the stainless steel tube that utilizes eddy current flaw detec that welding is finished carries out welding inspection, carries out the tube drawing first time after the weld is accepted;
D, tube drawing for the first time: by the guide wheel on the drawbench, stainless steel tube that will be qualified imports on the drawbench and carries out preliminary drawing;
E, for the first time solid molten: the stainless steel tube that preliminary drawing is finished is delivered in the heating tube of annealing furnace and carries out annealing in process, and treatment temperature is 1060-1100 ℃, and the processing time is 7 minutes;
F, drawing for the second time: be sent to by conveying guide wheel on the guide wheel of another specification drawbench through the stainless steel tube after the heat treatment for the first time, it is carried out the drawing second time, reach the requirement external diameter to the caliber of stainless steel tube;
G, for the second time solid molten: be transferred guide wheel through the stainless steel tube of drawing for the second time and deliver to again and carry out solid melting second time in the annealing furnace, the processing time is 7 minutes;
H, the stainless steel tube to secondary after molten admittedly carry out polishing and eddy current test for the second time, and the stainless steel tube after the passed examination is finished product, places with the take-up stand take-up then.
Annealing furnace in the heat treatment process adopts three sections annealing furnaces of tunnel type; every section heating power is 20KW; protective gas is the high-purity hydrogen that ammonia generator decomposites; deliver in the Buchholz protection pipe of annealing furnace after the gas filtration that the ammonia decomposer produces after ammonia is decomposed; simultaneously burn the unnecessary hydrogen of the mouth of pipe at the protection tube two-end-point; guarantee that air can not enter in the pipe; the solid melting temperatur that can guarantee stainless steel tube is controlled in the specified for temperature ranges; stainless steel tube can improve its plasticity and toughness after solid melting, for the drawing again of drawbench is handled ready.
The quantity of the drawbench in the production line and specification require according to caliber that size is different to be adjusted, and the drawing number of times that caliber is big is then few, and the drawing number of times that caliber is little is then many.
When producing the stainless steel tube finished product of different size, the transporting velocity difference on the production line, thereby cause the processing time of heat treatment stages to change, and the pipe transporting velocity that the finished product caliber is big is slow, and the processing time is of a specified duration.
Claims (3)
1. an electric cable of submersible pump comprises that external packets is covered with the cable conductor of insulating barrier, and the outer setting of one or more strands of cable conductors has the steel-tape armouring layer, it is characterized in that, described steel-tape armouring layer inside also is provided with stainless steel tube.
2. electric cable of submersible pump according to claim 1 is characterized in that, one or more strands of cable conductors and one or more stainless steel tube evenly are arranged in steel-tape armouring layer inside.
3. electric cable of submersible pump according to claim 2 is characterized in that stainless steel tube is a hollow pipe, and runs through whole electric cable of submersible pump, and its length and cable conductor are isometric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320105304 CN203085266U (en) | 2013-03-08 | 2013-03-08 | Oil-submerged pump cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320105304 CN203085266U (en) | 2013-03-08 | 2013-03-08 | Oil-submerged pump cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203085266U true CN203085266U (en) | 2013-07-24 |
Family
ID=48831083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320105304 Expired - Lifetime CN203085266U (en) | 2013-03-08 | 2013-03-08 | Oil-submerged pump cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203085266U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903767A (en) * | 2014-03-14 | 2014-07-02 | 安徽海容电缆有限公司 | Oil-proof circular oil-submerged pump cable |
| CN104036867A (en) * | 2014-05-27 | 2014-09-10 | 沈阳新城石油机械制造有限公司 | Special cable for numerical-control reciprocating electrical submersible pump |
| WO2016070299A1 (en) * | 2014-11-07 | 2016-05-12 | 唐山市丰南区华信精密制管有限公司 | Tube cable, method for manufacturing tube cable, and application thereof |
-
2013
- 2013-03-08 CN CN 201320105304 patent/CN203085266U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903767A (en) * | 2014-03-14 | 2014-07-02 | 安徽海容电缆有限公司 | Oil-proof circular oil-submerged pump cable |
| CN103903767B (en) * | 2014-03-14 | 2016-01-27 | 安徽海容电缆有限公司 | A kind of oil resistant circular submersible pump cable |
| CN104036867A (en) * | 2014-05-27 | 2014-09-10 | 沈阳新城石油机械制造有限公司 | Special cable for numerical-control reciprocating electrical submersible pump |
| WO2016070299A1 (en) * | 2014-11-07 | 2016-05-12 | 唐山市丰南区华信精密制管有限公司 | Tube cable, method for manufacturing tube cable, and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 063300 Huatong Avenue, Fengnan Economic Development Zone, Tangshan City, Hebei Patentee after: HEBEI HUATONG WIRES AND CABLES GROUP Co.,Ltd. Address before: 063300 Huatong Avenue, Fengnan Economic Development Zone, Tangshan City, Hebei Patentee before: Hebei Huatong Wires & Cables Group Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130724 |