CN201204488Y - Apparatus for stabilizing mover and radiating stator of three-phase straight-line motor-driven double-acting submersible oil pump - Google Patents
Apparatus for stabilizing mover and radiating stator of three-phase straight-line motor-driven double-acting submersible oil pump Download PDFInfo
- Publication number
- CN201204488Y CN201204488Y CNU2008201161693U CN200820116169U CN201204488Y CN 201204488 Y CN201204488 Y CN 201204488Y CN U2008201161693 U CNU2008201161693 U CN U2008201161693U CN 200820116169 U CN200820116169 U CN 200820116169U CN 201204488 Y CN201204488 Y CN 201204488Y
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- stator
- heat radiation
- oil
- sleeve pipe
- mover
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a rotor-stabilizing and stator radiating device of a three-phase linear motor driving dual-effect oil-immersed pump, which makes the rotors of the linear motor more stable and radiating effect of the stators better; the utility model is chiefly provided with an upper bushing, a stator-radiating bushing and a lower bushing; the upper bushing intensifies stability of axial movement rotors of the three-phase linear motor and radiating effect of the stators, heat generated by the stator are radiated outwards via radiation motor oil in the stator-radiating bushing and the stator-radiating bushing in order to avoid the motor from damage due to overheat, the lower bushing is provided with a piston and a valve that isolate the radiation motor oil from liquid within oil pipes, while solving the problem of heat-expansion and cold-shrinkage of the radiation motor oil in the stator-radiating bushing, and also intensifying stability of axial movement of dual-effect oil-immersed pump linkage pipe and the rotors of the three-phase linear motor.
Description
Technical field
The utility model relates to a kind of stable and stator heat abstractor of mover of three-phase linear motor driven double acting oil-immersed pump.
Background technology
The most natural radiating mode of motor the best dispels the heat for utilizing natural convection air in general, installs fan in case of necessity additional and dispels hot gas to strengthen the heat dissipation of motor.In the oil field extracting device of oil of existing three-phase linear motor oil-immersed pump, the double acting oil-immersed pump is linked to the below of three-phase linear motor, the double acting oil-immersed pump by moving up and down of three-phase linear motor mover along with pumping, and double acting oil-immersed pump 20 when moving up or down all can liquid L in the well in the oil pipe through mover central tube 14 and on the oil pipe that connects upwards be transported to ground.Its structure substantially as shown in Figure 1 and Figure 2, a straight line motor 10 is set as by mover 11, stator 12, shell 13 to be formed, mover 11 can upper and lower action in stator 12, and the mover center is the mover central tube 14 that is hollow.Double acting oil-immersed pump 20 is set as by outer tube 23, interlock pipe 21, upper chamber 25, oil-immersed pump piston 26, lower chambers 27 and is constituted, the mover 11 of line motor 10 connects the interlock pipe 21 of oil-immersed pump 20, and must make the 21 upper and lower actions of interlock pipe produce the effect of drawing liquid L in the well.
This three-phase linear motor and double acting oil-immersed pump link and sink in the oil well liquid, thereby the on-stream heat that produces of three-phase linear motor can't or install fan additional by natural convection air and disperses.Though liquid L can be walked the torrid zone that mover produced during through the mover central tube by the double-acting pump pumping simultaneously in the well, but this air gap is taken away by liquid in the well in the mover central tube for the good very difficult heat with stator of insulator passes to mover so between mover and the stator air gap is arranged.In addition three-phase linear motor mover is quite long, is easy to generate the motion of disalignment when moving up and down, and needs the stabilizing arrangement that allows mover not do teeter, and liquid L need do more effective isolation in motor and the well.Therefore for the oil field extracting device of oil of existing three-phase linear motor driven double acting oil-immersed pump, have need be in addition suitable to the stability of the heat radiation of three-phase linear motor and mover improvement.
Summary of the invention
The purpose of this utility model provides a kind of stable and stator heat abstractor of mover of three-phase linear motor driven double acting oil-immersed pump, and wherein line motor stator top mover periphery is provided with sleeve pipe, and gets the stable effect of supplemental support; Again, the stator periphery is provided with stator heat radiation sleeve pipe, and is full of heat radiation machine oil between stator heat radiation sleeve pipe and line motor stator casing, and the thermal capacitance that stator is produced is easily dispersed; Stator heat radiation sleeve pipe lower end is connected the setting of casing of double acting oil-immersed pump interlock pipe periphery, and setting of casing is provided with piston, one-way cock, and must be by the change in volume of volume to produce because of rising-heat contracting-cold in response to heat radiation machine oil in the heat radiation sleeve pipe in piston, the one-way cock adjusting stator heat radiation sleeve pipe.
For achieving the above object, the utility model provides a kind of mover of three-phase linear motor driven double acting oil-immersed pump stable and stator heat abstractor, it is characterized in that: line motor, oil-immersed pump periphery are provided with sleeve pipe, stator heat radiation sleeve pipe, setting of casing, upward be provided with heat radiation machine oil and stable lasso between sleeve pipe and mover and make not disalignment action, and strengthen the radiating effect of mover to strengthen mover stability; This stator heat radiation sleeve pipe is set as the sleeve pipe concentric with stator, is provided with heat radiation machine oil therebetween, and the heat that stator is produced is able to be transferred in the outer well of sleeve pipe in the liquid to reach better heat radiating effect by heat radiation machine oil and metal sleeve; This setting of casing is set as with the interlock pipe concentric, on connect stator heat radiation sleeve pipe, under connect oil pipe, and there is the volume-variation that a piston produces along with stator heat radiation sleeve pipe internal cause heat radiation machine oil rising-heat contracting-cold setting of casing upper end and moves up and down, setting of casing inner carrier below by every group by the array interval one-way cock formed of one-way cock and a downward one-way cock upwards, piston and interval one-way cock are partitioned into several conditioning chambers with setting of casing, are full of the heat radiation machine oil than liquid light in the well in the conditioning chamber.
Because the utility model is taked above technical scheme, it has following technique effect:
One, adds stiff stability.
Line motor mover of the present utility model, double acting oil-immersed pump periphery, be provided with sleeve pipe, setting of casing is whole coatings and support, the effect of axis action is guaranteed in formation, and the effect of disalignment not can make line motor mover, interlock pipe knee-action the time, therefore, can avoid the wearing and tearing that produce because of disalignment action, to promote durable effect.
Two, excellent in heat dissipation effect.
Three-phase linear motor and double acting oil-immersed pump link and sink in the well in the liquid, and last sleeve pipe and can conduct the heat to outside the sleeve pipe in the well dispersing with the reinforcement heat that mover was produced in the liquid by heat radiation machine oil and casing wall in managing except that the axial-movement of stablize mover.In like manner, the heat that produced of line motor stator can be transmitted in the outer well of sleeve pipe in the liquid to reach radiating effect by dispel the heat in sleeve pipe heat radiation machine oil and stator heat radiation casing wall of stator.Be provided with piston between the utility model setting of casing and double acting oil-immersed pump outer tube topmost, piston has every group by a downward one-way cock and the array interval one-way cock formed of one-way cock upwards, piston is partitioned into several conditioning chambers with one-way cock at interval with setting of casing, the size that can adjust stator heat radiation sleeve pipe internal volume automatically with in response to heat radiation machine oil in the heat radiation sleeve pipe because of the variation of volume that rising-heat contracting-cold is produced.
Description of drawings
Fig. 1, the structure of prior art analyse and observe and press down the strike the oil state diagram;
Fig. 2, the structure of prior art analyse and observe the state diagram of rising strike the oil;
Fig. 3, structure of the present utility model analyse and observe and press down the strike the oil state diagram;
Fig. 4, structure of the present utility model analyse and observe the state diagram of rising strike the oil.
The main element symbol description:
10, sleeve pipe on 30 line motors 50
11,31 movers 51 are stablized lasso
12,32 stators, 60 stators heat radiation sleeve pipe
13,33 shells, 70 setting of casings
14,34 mover central tubes, 71 pistons
20,40 oil-immersed pumps, 72 downward one-way cocks
21,41 interlock pipes 73 one-way cock upwards
Oil pipe on 42 upper chamber's one-way cocks 81
23,82 times oil pipes of 43 outer tubes
Oiler W heat radiation machine oil on 44
25, liquid in 45 L of the upper chamber wells
26,46 oil-immersed pump pistons
27,47 lower chambers
48 times oilers
Embodiment
See also Fig. 3, Fig. 4, line motor 30 movers 31 peripheries are provided with that sleeve pipe 50, stator 32 peripheries are provided with stator heat radiation sleeve pipe 60, stator heat radiation sleeve pipe 60 lower ends are provided with setting of casing 70; Should go up sleeve pipe 50 and be provided with heat radiation machine oil W, and establish in last sleeve pipe 50 and 31 of movers and stablize lasso 51 and to make it not the disalignment with the stability of strengthening mover 31 and move, the last sleeve pipe 50 lower ends connection stator sleeve pipe 60 that dispels the heat with 31 of movers; This stator heat radiation sleeve pipe 60 be the sleeve pipe concentric with stator 32, is provided with heat radiation machine oil W therebetween, stator heat radiation sleeve pipe 60 lower ends connection setting of casing 70; 43 of this setting of casing 70 and outer tubes be provided with heat radiation machine oil W and be provided with piston 71 and every group by a downward the one-way cock 72 and array one-way cock that one-way cock 73 forms that makes progress; Get the stability that supplemental support is strengthened line motor mover 31 and interlock pipe 41 by upper and lower sleeve pipe 50,70, heat radiation machine oil W by stator heat radiation sleeve pipe 60 gets the heat of dispersing stator fast and being produced, and the effect of quick heat radiating, by the piston in the setting of casing 71 and every group by a downward one-way cock 72 and upwards the array one-way cock formed of one-way cock 73 regulated the change in volume of volumes in the stator heat radiation sleeve pipe 60 to produce because of rising-heat contracting-cold in response to the stator heat radiation sleeve pipe 60 interior machine oil W that dispel the heat.
As shown in Figure 3, Figure 4, line motor 30 of the present utility model is made of mover 31, stator 32, shell 33, mover 31 must upper and lower action in stator 32, and the mover center is the mover central tube 14 that is hollow, double acting oil-immersed pump 40 is made of interlock pipe 41, outer tube 43, upper chamber 45, oil-immersed pump piston 46, lower chambers 47, interlock pipe 41 is connected in the mover 31 of line motor 30, and must be with mover 31 upper and lower actions; Strike the oil of the present utility model: as shown in Figure 3, when mover 31 descends, the interlock pipe 41 and the double acting oil-immersed pump piston 46 of double acting oil-immersed pump 40 are pressed down, and upper chamber's one-way cock 42 is opened and made that liquid L enters upper chamber 45 by last oiler 44 in the well, simultaneously liquid L in the well in the lower chambers 47 is uploaded to interlock pipe 41, and be transferred to oil pipe 81 and arrive ground via mover central tube 34.As shown in Figure 4, when mover 31 rises, the interlock pipe 41 and the double acting oil-immersed pump piston 46 of double acting oil-immersed pump 40 are risen, thereby oiler 44 one-way cocks are closed, and liquid L in the well in the upper chamber 45 must be uploaded to interlock pipe 41, and be transferred to oil pipe 81 and arrive ground via mover central tube 34, simultaneously with liquid L in the well from oil pipe 82 down via the oiler 48 inspiration lower chambers 47 down.
The sleeve pipe 50 of going up of the present utility model, as shown in Figure 3, Figure 4, be one with mover 31 concentrically ringed sleeve pipes, 31 of last sleeve pipe 50 and movers are provided with stablizes lasso 51, and add heat radiation machine oil W and make mover 31 about during axial action, stablize lasso 51 and stability that the machine oil W that dispels the heat can strengthen mover 31 makes it not the disalignment and moves.Last sleeve pipe 50 also provides isolating fully of liquid L and line motor 30 in the well and strengthens thermolysis to mover 31.
Stator heat radiation sleeve pipe 60 of the present utility model, as shown in Figure 3, Figure 4, be one with stator 32 concentrically ringed sleeve pipes, stator heat radiation sleeve pipe 60 lower ends are connected with setting of casing 70 and by the piston 71 of setting of casing 70 the stator sleeve pipe 60 that dispels the heat are separated with setting of casing 70, make the stator interior heat radiation machine oil W of sleeve pipe 60 and the setting of casing 70 interior heat radiation machine oil W that dispel the heat isolate fully and separate.Stator 32 and mover 31 all can generate heat when motor running.Motor can't be by natural convection air because sink among the oil well liquid L or is added that fan makes cross-ventilation and the heat that stator 32 and mover 31 are produced is dissipated.The heat that mover took place can be by mover central tube 34 along with liquid L in the well up takes upwards transmission and reach radiating effect of oil pipe 81 to, but the heat that stator took place can't be taken away via liquid L in the well in the mover central tube 34 because of the air gap between mover 31 and the stator 32 has the thermal insulation effect.The heat that stator 32 took place can pass to that stator heat radiation sleeve pipe 60 passes in the outer well of stator heat radiation sleeve pipe 60 among the liquid L again and the purpose that reaches heat radiation via heat radiation machine oil W.
There is a piston 71 setting of casing of the present utility model 70 upper ends, piston 71 lower ends by every group by three groups of one-way cocks forming of one-way cock 72 and a downward one-way cock 73 upwards.These three groups of one-way cocks and piston 71 were partitioned into three conditioning chambers in 70 minutes with setting of casing, and the heat radiation machine oil W that fills with is arranged in three conditioning chambers, must be greater than the weight of heat radiation machine oil W in heat radiation sleeve pipe and the conditioning chamber and valve is withstand voltage.Because of the withstand voltage weight of valve greater than heat radiation machine oil in heat radiation sleeve pipe and the conditioning chamber, make heat radiation machine oil W the oil field extracting device of oil go into the well install before and can not overflow bottom downward one-way cock 72 when going into the well installation because of gravity.During line motor 30 actions, the heating of stator 32 can make the heat radiation machine oil W temperature in the stator heat radiation sleeve pipe 60 raise, and heat radiation machine oil W is also because of the heat swollen increasing of rising of volume of rising, thereby can down push away the piston 71 of setting of casing 70, setting of casing 70 and topmost the conditioning chamber between one-way cock the space thereby dwindle, and can get into conditioning chamber downwards to heat radiation machine oil W by downward one-way cock 72 and flow into down in the oil pipe 82 via bottom downward one-way cock 72 extruding at last.When line motor 30 responsivenesses are slowed down or are stopped, heat radiation machine oil W in the stator heat radiation sleeve pipe 60 can shrink because of temperature decline volume, piston 71 is also thereby along with up moving, the space of the conditioning chamber between piston 71 and upper end one-way cock is strengthened, heat radiation machine oil W thereby can be by one-way cock 73 upwards toward upper reaches, play at last liquid L in the well in the oil pipe 82 also can some flow into bottom conditioning chamber, the size that reaches automatic adjustment stator heat radiation sleeve pipe 60 internal volumes is with in response to the variation of heat radiation machine oil W because of volume that rising-heat contracting-cold is produced.
The heat radiation machine oil W that the utility model adopted must be than liquid L light specific gravity in the well in the oil pipe, when making heat radiation machine oil W in the stator heat radiation sleeve pipe 60 reduce in the well in the following oil pipe 82 that volume-diminished conditioning chamber bottom flows to a part liquid L because of temperature, liquid L can rest on conditioning chamber bottom bottom in the well because of proportion is heavier, can not mix mutually with heat radiation machine oil W, can not enter other conditioning chamber and stator heat radiation sleeve pipe to guarantee in the well liquid L only can enter conditioning chamber bottom, mixed mutually to avoid in the well heat radiation machine oil in the liquid L and other conditioning chamber and stator heat radiation sleeve pipe.
Effect of the present utility model and enhancement effect are described in detail as follows now again:
One, add stiff stability:
By Fig. 3, Fig. 4 as can be known, line motor mover 31 of the present utility model, double acting oil-immersed pump 40 peripheries, be provided with sleeve pipe 50, setting of casing 70 is whole coatings and support, the effect of axis action is guaranteed in formation, and the effect of disalignment not can make line motor mover 31, interlock pipe 41 knee-actions the time, therefore, can avoid the wearing and tearing that produce because of disalignment action, to promote durable effect.
Two, excellent in heat dissipation effect:
Three-phase linear motor and the binding of double acting oil-immersed pump are sunk in the interior liquid of well, therefore as shown in Figure 3, Figure 4, last sleeve pipe 50 and can conduct the heat in the outer well of sleeve pipe among the liquid L to strengthen dispersing of heat that mover was produced by heat radiation machine oil W and casing wall in managing except that the axial-movement of stablizing mover 31.In like manner, the heat that produced of line motor stator 32 can be transmitted in the outer well of sleeve pipe among the liquid L to reach radiating effect by dispel the heat in the sleeve pipe 60 heat radiation machine oil W and stator heat radiation casing wall of stator.The utility model setting of casing 70 and 43 the tops of double acting oil-immersed pump 40 outer tubes are provided with piston, piston has every group by a downward the one-way cock 72 and array interval one-way cock formed of one-way cock 73 upwards, piston is partitioned into several conditioning chambers with one-way cock at interval with setting of casing, the size that can adjust stator heat radiation sleeve pipe 60 internal volumes automatically with in response to heat radiation machine oil W in the heat radiation sleeve pipe 60 because of the variations of volume that rising-heat contracting-cold is produced.
Claims (1)
1, the stable and stator heat abstractor of a kind of mover of three-phase linear motor driven double acting oil-immersed pump, it is characterized in that: line motor, oil-immersed pump periphery are provided with sleeve pipe, stator heat radiation sleeve pipe, setting of casing, upward be provided with heat radiation machine oil and stable lasso between sleeve pipe and mover and make not disalignment action, and strengthen the radiating effect of mover to strengthen mover stability; This stator heat radiation sleeve pipe is set as the sleeve pipe concentric with stator, is provided with heat radiation machine oil therebetween, and the heat that stator is produced is able to be transferred in the outer well of sleeve pipe in the liquid to reach better heat radiating effect by heat radiation machine oil and metal sleeve; This setting of casing is set as with the interlock pipe concentric, on connect stator heat radiation sleeve pipe, under connect oil pipe, and there is the volume-variation that a piston produces along with stator heat radiation sleeve pipe internal cause heat radiation machine oil rising-heat contracting-cold setting of casing upper end and moves up and down, setting of casing inner carrier below by every group by the array interval one-way cock formed of one-way cock and a downward one-way cock upwards, piston and interval one-way cock are partitioned into several conditioning chambers with setting of casing, are full of the heat radiation machine oil than liquid light in the well in the conditioning chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201161693U CN201204488Y (en) | 2008-05-15 | 2008-05-15 | Apparatus for stabilizing mover and radiating stator of three-phase straight-line motor-driven double-acting submersible oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201161693U CN201204488Y (en) | 2008-05-15 | 2008-05-15 | Apparatus for stabilizing mover and radiating stator of three-phase straight-line motor-driven double-acting submersible oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201204488Y true CN201204488Y (en) | 2009-03-04 |
Family
ID=40426803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201161693U Expired - Fee Related CN201204488Y (en) | 2008-05-15 | 2008-05-15 | Apparatus for stabilizing mover and radiating stator of three-phase straight-line motor-driven double-acting submersible oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201204488Y (en) |
-
2008
- 2008-05-15 CN CNU2008201161693U patent/CN201204488Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20130515 |