CN102146780A - Submersible linear motor respirator - Google Patents
Submersible linear motor respirator Download PDFInfo
- Publication number
- CN102146780A CN102146780A CN2011100631611A CN201110063161A CN102146780A CN 102146780 A CN102146780 A CN 102146780A CN 2011100631611 A CN2011100631611 A CN 2011100631611A CN 201110063161 A CN201110063161 A CN 201110063161A CN 102146780 A CN102146780 A CN 102146780A
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- Prior art keywords
- capsule
- oil
- centering ring
- line motor
- pipe
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- Linear Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a submersible linear motor respirator comprising a respiratory protection barrel, a capsule inner pipe, a capsule, joints, an oil inlet ring and a sand scraping device; the capsule is fixedly installed on the capsule inner pipe in a penetrating mode; the joints comprise an upper joint and a lower joint which are respectively arranged on the upper end and the lower end of the respiratory protection barrel; the upper joint and the lower joint are respectively sheathed on the capsule inner pipe; and the oil inlet ring and the sand scraping device are respectively installed in the lower joint in sequence from top to bottom. According to the invention, the problem of sand block caused by the fact that sand is easy to enter a submersible linear motor from the bottom can be solved through the sand scraping device and other components, thereby ensuring safe operation of the submersible linear motor underground. In addition, the respirator has a compact structure and can run reliably.
Description
[technical field]
The present invention relates to the technical field of shaft bottom oil production method, specifically, relate to a kind of oil immersion line motor breather.
[background technology]
The oil immersion line motor oil pumping is a kind of novel shaft bottom oil production method, and it has thoroughly changed traditional oil rig and has had defectives such as efficient is low, power consumption is big, maintenance is big, has advantages such as efficient height, environmental protection and energy saving, Long-distance Control and maintenance are little.
At present, oil immersion line motor shaft bottom oil production method more and more is subjected to the attention in oil field with its significant advantage, and oil immersion line motor is the core in this oil production method.But,, when the power of oil immersion line motor moves back and forth, often have and contain sand and enter from the bottom and cause the sand card if independent oil immersion line motor when working in the shaft bottom, contains reasons such as sand owing to the shaft bottom.
[summary of the invention]
Technical problem to be solved by this invention is to provide a kind of oil immersion line motor breather, it can overcome above-mentioned defective, be used for oil immersion line motor bottom, can equilibrium pressure when guaranteeing that the oil immersion line motor mover moves back and forth, avoided containing sand and entered from the bottom and cause the sand card.
For achieving the above object, the present invention is achieved in that
A kind of oil immersion line motor breather, it comprises pipe, capsule, joint, oil-feed ring and the device of strike-ofing in respiratory protection tube, the capsule, described capsule is installed on the interior pipe of described capsule admittedly; Described joint comprises top connection and lower contact, and the two ends up and down of described respiratory protection tube are located in described top connection and lower contact respectively; Described top connection and described lower contact are set in respectively on the interior pipe of described capsule, and described oil-feed ring, the device of strike-ofing are installed in the inside of described lower contact from the top down successively.
Preferably, spreading in the middle of above-mentioned capsule is configured as, two ends tighten in described capsule on the pipe.
Preferably, above-mentioned top connection lower end inner with the interior pipe of described capsule between be circumferentially with seal groove; Circumferentially also be provided with seal groove between the pipe in the inside, upper end of described lower contact and the described capsule.
Above-mentioned a kind of oil immersion line motor breather, it also further includes protective sleeve, and this protective sleeve comprises protective sleeve and following protective sleeve, and described protective sleeve is up and down pressed respectively and is located at described capsule two ends.
Above-mentioned a kind of oil immersion line motor breather, it also further includes centering ring and locking device, described centering ring comprises centering ring and following centering ring, described locking device comprises locking member and following locking member, described upward centering ring and last locking member are located at the inside of described top connection, the described centering ring of going up is located at pipe top in the described capsule, and the described locking member of going up withstands the described centering ring of going up; Described down centering ring and following locking member are located at the inside of described lower contact, and described centering ring down is located at described oil-feed ring below, and described locking member down withstands described centering ring down, and the described device of strike-ofing is located at below the described locking member down.Preferably, last locking member is a upper locking nut, and following locking member is a lower locking nut.
Preferably, the internal diameter of pipe, locking device, centering ring, oil-feed ring and the device of strike-ofing size is consistent in the above-mentioned capsule, forms axial passage.
Above-mentioned a kind of oil immersion line motor breather, it also further includes seal, and described seal is located between described oil-feed ring and the following centering ring.
Preferably, above-mentioned lower contact and the corresponding position of described oil-feed ring are provided with oil filler point.
Above-mentioned a kind of oil immersion line motor breather, it also includes down protection tube and protective cap, the described upper end and the described lower contact thread connection of protection tube down, the described lower end and the described protective cap thread connection of protection tube down.
Preferably, pipe is provided with spiracle in the above-mentioned capsule, and described respiratory protection tube is provided with the constant voltage hole.
After adopting said method, during use,, solved and contain sand and enter the problem that causes the sand card easily from the bottom, can guarantee that oil immersion line motor moves in well safe by parts such as the devices of strike-ofing.In addition, this new structure compactness, reliable.
[description of drawings]
Fig. 1 is an amputated structure schematic diagram of the present invention.
[specific embodiment]
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Embodiment one:
As shown in Figure 1, the invention discloses a kind of oil immersion line motor breather, it comprises pipe 2, capsule 3, protective sleeve, joint, centering ring, locking device, oil-feed ring 8, sealing device 9 and the device 10 of strike-ofing in respiratory protection tube 1, the capsule, wherein:
Pipe 2 is provided with spiracle 21 in the capsule, by this spiracle 21, when making motor power manage the inside reciprocating motion in capsule, can drive capsule 3 inflate compression by spiracle 21, plays respiration.
Spreading in the middle of capsule 3 is configured as, two ends tighten in capsule and manage on 2.It can eupnea in the middle of can guaranteeing capsule 3.
Protective sleeve comprises protective sleeve 41 and following protective sleeve 42, and protective sleeve 41,42 is pressed the two ends of being located at capsule 3 respectively up and down.
Joint comprises top connection 51 and lower contact 52, and the two ends up and down of respiratory protection tube 1 are located in top connection 51 and lower contact 52 respectively; Top connection 51 is set in respectively in the capsule with lower contact 52 and manages on 2.Be circumferentially with seal groove 511 between the pipe 2 in the inside, lower end of top connection 51 and the capsule, circumferentially also be provided with seal groove 521 between the pipe 2 in the inside, upper end of lower contact 52 and the capsule, 2 sealed at both ends by pipe in the capsule, guarantee that the seal oil of injecting manages 2 inside in capsule 3 and capsule.In addition, lower contact 52 is provided with oil filler point 522 with oil-feed ring 8 corresponding positions, during use, injects lubrication oil by oil-feed ring 8 to capsule 3 from oil filler point 522.
Centering ring comprises that centering ring 61 reaches centering ring 62 down;
Locking device comprises that locking member 71 reaches locking member 72 down, and in the present embodiment, locking member 71 is preferably upper locking nut on this, and following locking member 72 is preferably lower locking nut.Reach locking member 72 down by last locking member 71, it is compact firm that the respirator interior part is installed.
During installation, last centering ring 61 and last locking member 71 are located at the inside of top connection 51, and last centering ring 61 is located at pipe 2 tops in the capsule, and last locking member 71 withstands centering ring 61; The inside of lower contact 52 is equiped with oil-feed ring 8, sealing device 9, following centering ring 62 from the top down successively, withstands down the following locking member 72 of centering ring 62 and the device 10 of strike-ofing.
In addition, the internal diameter of pipe 2, locking device, centering ring, oil-feed ring 8 and the device 10 of strike-ofing size is consistent in the above-mentioned capsule, forms axial passage, and motor power is operated steadily in passage reliably.
This is novel, by the device etc. of strike-ofing, has solved and contains sand and enter the problem that causes the sand card easily from the bottom, can guarantee that oil immersion line motor moves in well safe.In addition, this new structure compactness, reliable.
Embodiment two:
Compare with embodiment one; its difference is; it also includes down protection tube 12 and protective cap 13; the upper end and lower contact 52 thread connection of following protection tube 12; the lower end and protective cap 13 thread connection of following protection tube 12, this protective cap 13 has played the effect of guide shoe in breather is gone into the well process; and in the breather running, can isolate downhole environment relatively.The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. oil immersion line motor breather is characterized in that: it comprises pipe, capsule, joint, oil-feed ring and the device of strike-ofing in respiratory protection tube, the capsule, and described capsule is installed in the described capsule on the pipe admittedly; Described joint comprises top connection and lower contact, and the two ends up and down of described respiratory protection tube are located in described top connection and lower contact respectively; Described top connection and described lower contact are set in respectively on the interior pipe of described capsule, and described oil-feed ring, the device of strike-ofing are installed in the inside of described lower contact from the top down successively.
2. a kind of oil immersion line motor breather as claimed in claim 1 is characterized in that: spreading in the middle of described capsule is configured as, two ends tighten in described capsule on the pipe.
3. a kind of oil immersion line motor breather as claimed in claim 1 is characterized in that: be circumferentially with seal groove between the pipe in inside, described top connection lower end and the described capsule; Circumferentially also be provided with seal groove between the pipe in the inside, upper end of described lower contact and the described capsule.
4. as claim 1,2 or 3 described a kind of oil immersion line motor breathers; it is characterized in that: it also further includes protective sleeve; described protective sleeve comprises protective sleeve and following protective sleeve, and described protective sleeve is up and down pressed respectively and is located at described capsule two ends.
5. as claim 1,2 or 3 described a kind of oil immersion line motor breathers, it is characterized in that: it also further includes centering ring and locking device, described centering ring comprises centering ring and following centering ring, described locking device comprises locking member and following locking member, described upward centering ring and last locking member are located at the inside of described top connection, the described centering ring of going up is located at pipe top in the described capsule, and the described locking member of going up withstands the described centering ring of going up; Described down centering ring and following locking member are located at the inside of described lower contact, and described centering ring down is located at described oil-feed ring below, and described locking member down withstands described centering ring down, and the described device of strike-ofing is located at below the described locking member down.
6. a kind of oil immersion line motor breather as claimed in claim 5 is characterized in that: the internal diameter of pipe, locking device, centering ring, oil-feed ring and the device of strike-ofing size is consistent in the described capsule, forms axial passage.
7. a kind of oil immersion line motor breather as claimed in claim 5 is characterized in that: it also further includes seal, and described seal is located between described oil-feed ring and the following centering ring.
8. as claim 1,2 or 3 described a kind of oil immersion line motor breathers, it is characterized in that: described lower contact and the corresponding position of described oil-feed ring are provided with oil filler point.
9. as claim 1,2 or 3 described a kind of oil immersion line motor breathers; it is characterized in that: it also includes down protection tube and protective cap; the upper end and the described lower contact thread connection of the described tube of protection down, the described lower end and the described protective cap thread connection of protection tube down.
10. as claim 1,2 or 3 described a kind of oil immersion line motor breathers, it is characterized in that: pipe is provided with spiracle in the described capsule, and described respiratory protection tube is provided with the constant voltage hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110063161.1A CN102146780B (en) | 2011-03-16 | 2011-03-16 | Submersible linear motor respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110063161.1A CN102146780B (en) | 2011-03-16 | 2011-03-16 | Submersible linear motor respirator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102146780A true CN102146780A (en) | 2011-08-10 |
| CN102146780B CN102146780B (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110063161.1A Expired - Fee Related CN102146780B (en) | 2011-03-16 | 2011-03-16 | Submersible linear motor respirator |
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| Country | Link |
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| CN (1) | CN102146780B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1429228A1 (en) * | 1987-02-25 | 1988-10-07 | Особое Конструкторское Бюро По Конструированию,Исследованию И Внедрению Глубинных Бесштанговых Насосов | Arrangement for hydraulic protection of submersible oil-filled electric motor |
| CN2148840Y (en) * | 1993-03-15 | 1993-12-08 | 辽河石油勘控局沈阳采油厂 | Protector for electric pump under oil |
| CN2268132Y (en) * | 1995-12-07 | 1997-11-19 | 淄博潜水电泵厂 | Tubular bag type oil-transporting electric pump |
| CN2526546Y (en) * | 2001-11-30 | 2002-12-18 | 石家庄市减速机厂 | Speed reducer for electric submersible screw pump |
| US20070140876A1 (en) * | 2005-12-20 | 2007-06-21 | Baker Hughes Incorporated | Seal section oil seal for submersible pump assembly |
| CN2917072Y (en) * | 2006-06-16 | 2007-06-27 | 大庆油田有限责任公司 | Cup type silt-proof submerged linear motor |
-
2011
- 2011-03-16 CN CN201110063161.1A patent/CN102146780B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1429228A1 (en) * | 1987-02-25 | 1988-10-07 | Особое Конструкторское Бюро По Конструированию,Исследованию И Внедрению Глубинных Бесштанговых Насосов | Arrangement for hydraulic protection of submersible oil-filled electric motor |
| CN2148840Y (en) * | 1993-03-15 | 1993-12-08 | 辽河石油勘控局沈阳采油厂 | Protector for electric pump under oil |
| CN2268132Y (en) * | 1995-12-07 | 1997-11-19 | 淄博潜水电泵厂 | Tubular bag type oil-transporting electric pump |
| CN2526546Y (en) * | 2001-11-30 | 2002-12-18 | 石家庄市减速机厂 | Speed reducer for electric submersible screw pump |
| US20070140876A1 (en) * | 2005-12-20 | 2007-06-21 | Baker Hughes Incorporated | Seal section oil seal for submersible pump assembly |
| CN2917072Y (en) * | 2006-06-16 | 2007-06-27 | 大庆油田有限责任公司 | Cup type silt-proof submerged linear motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102146780B (en) | 2014-04-02 |
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