CN204493149U - A kind of sucker rod controls interchangeable layer oil extraction pump - Google Patents
A kind of sucker rod controls interchangeable layer oil extraction pump Download PDFInfo
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- CN204493149U CN204493149U CN201420824845.8U CN201420824845U CN204493149U CN 204493149 U CN204493149 U CN 204493149U CN 201420824845 U CN201420824845 U CN 201420824845U CN 204493149 U CN204493149 U CN 204493149U
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Abstract
The utility model discloses a kind of sucker rod and control interchangeable layer oil extraction pump, comprise pump barrel and be successively set on the orbits controlling mechanism of pump barrel bottom, flow-dividing control mechanism, upper standing valve production system from top to bottom, fixed valve production system arranged outside has lower standing valve production system, and described flow-dividing control mechanism can be communicated with upper standing valve production system, lower standing valve production system respectively by the control of orbits controlling mechanism.The utility model is when carrying out machinery card envelope oil production by layer technique, the thrust of touching pump by sucker rod realizes changing corresponding production section position to interchangeable layer oil production tube type pump, realizing changing layer production, and at the scene can by touching pump for twice time polished rod residue length difference directly judge the production section position of the interchangeable layer oil production tube type pump in down-hole and change a layer situation, substantially increase and change layer production reliability, intuitive, avoiding because ground cannot intuitive judgment downhole production layer position and change a layer situation, the possibility of layer situation can only be changed by producing checking.
Description
Technical field
The utility model relates to petroleum industry formation testing by layer device, and specifically a kind of sucker rod controls interchangeable layer oil extraction pump.
Background technique
At present, China's major part oil well is multiple series of strata, and interlayer difference is large, interlayer employs unbalanced oil well needs to adopt separate zone oil production process pipe string to carry out separate zone production.Integrated type separate zone oil production process pipe string has the advantages such as construction is simple, card envelope is reliable, obtain large-scale application at each elephant, but can only realize card front cover layer produces other one deck, need will trip out original production tubing string when to change layer, again enter flow string down, work operations amount is large.Routine is changed after a layer mode change layer, and ground cannot intuitively show, and what cannot judge down-hole switch changes a layer situation, only by PRODUCTION STATUS checking production section position and change a layer situation, cannot meet the technical requirements that Pressure Curve in Oil Testing Well accurately asks product.Therefore, a kind of tubing pump being controlled layering production by sucker rod of model utility, while realization is to oil reservoir machinery layering production, clearly can be judged again to change a layer working condition, improve the reliability that tubing string changes layer.
Model utility content
The purpose of this utility model is to provide a kind of sucker rod to control interchangeable layer oil extraction pump, when carrying out machinery card envelope oil production by layer technique, touch pump by sucker rod to realize changing corresponding production section position to interchangeable layer oil production tube type pump, realization is changed layer and is produced, and at the scene can by touching pump for twice time polished rod residue length difference directly judge the production section position of the interchangeable layer oil production tube type pump in down-hole and change a layer situation, substantially increase and change layer production reliability, intuitive, avoid because ground cannot intuitive judgment downhole production layer position and change a layer situation, the possibility of layer situation can only be changed by producing checking.
In order to reach above-mentioned purpose, the utility model have employed following technological scheme, a kind of sucker rod controls interchangeable layer oil extraction pump, comprise pump barrel and be successively set on the orbits controlling mechanism of pump barrel bottom, flow-dividing control mechanism, upper standing valve production system from top to bottom, fixed valve production system arranged outside has lower standing valve production system, and described flow-dividing control mechanism can be communicated with upper standing valve production system, lower standing valve production system respectively by the control of orbits controlling mechanism.
Described pump barrel is by the connecting head connected successively from top to bottom, spring housing, connecting body, outer tube, described flow-dividing control mechanism comprises inner central tube and is enclosed within the spring on inner central tube, on shoulder outside described spring upper end fore-set inner central tube upper end, lower end then withstands on connecting body upper-end surface, the outside of spring is spring housing, and described orbits controlling mechanism is positioned at connecting head inside.
Described orbits controlling mechanism comprises commutation track, change, track pin, and described commutation track lower end withstands on inner central tube, is provided with change at commutation track lower end outside and is equipped with the track pin of location.
Fixed valve production system comprises ram's horns, upper standing valve cover, and arrange plug bottom the internal layer of described ram's horns, outer bottom is then connected with standing valve cover, and described ram's horns internal layer upper end is offered to produce and portalled; Described lower standing valve production system comprises interconnective standing valve shunting body, lower standing valve cover, described standing valve shunting body upper end is connected with outer tube, connect lower contact bottom described lower standing valve cover, form lower production between described ram's horns upper end and connecting body and passage; Described inner central tube lower end outer wall offers hand-hole, described inner central tube by when ram's horns inside slides axially, the hand-hole of inner central tube respectively can separately with on produce and portal, lower production goes out passage be communicated with.
Described connecting body, ram's horns, plug, upper standing valve cover form an oil recovery passage, and described outer tube, ram's horns, standing valve shunting body, lower standing valve cover form an other oil recovery passage.
Described connecting head upper end connects tubing pump, sets gradually plunger, commutation ratchet from top to bottom, described commutation ratchet lower end joining rails control mechanism in described tubing pump.
Compared to prior art, the utility model has following beneficial effect:
Sucker rod controls interchangeable layer oil production tube type pump with two cover standing valve systems, achieve a set of switch control rule two production sections, directly can transfer reinforcing to commutation track by sucker rod and change layer production, thus substantially increase the success rate that oil well pump changes layer production, this oil well pump has following significant advantage:
1, sucker rod touches pump provides dynamic Control to change layer, and adopt mechanical track commutation, mechanism is simple and reliable;
Can ground visible identification when 2, touching pump, easily identify and change layer situation and downhole production layer position;
3, two cover standing valve systems of design are separate, and corresponding two different production section positions, simplify operating tool string structure respectively;
4, adopt conventional pump barrel, plunger and base, reliable performance, the split of pump barrel and bottom interchangeable layer standing valve designs, and is convenient to transport and field operation, and adapts to different pump footpath;
5, devise lock claw power-assisted rebounding mechanism, improve further and change a layer reliability.
Accompanying drawing explanation
Fig. 1 is that the utility model sucker rod controls interchangeable layer oil production tube type pump structural representation;
Fig. 2 is that the utility model sucker rod controls to commutate in interchangeable layer oil production tube type pump track structure schematic diagram;
Fig. 3 is commutation track unfolded drawing;
Fig. 4 is that the utility model sucker rod controls to commutate in layering production double standing valve oil well pump pawl structures schematic diagram.
In figure: tubing pump 1, commutation ratchet 2, connecting head 3, commutation track 4, change 5, track pin 6, inner central tube 7, spring 8, spring housing 9, connecting body 10, outer tube 11, ram's horns 12, plug 13, upper standing valve cover 14, standing valve shunting body 15, lower standing valve cover 16, lower contact 17.
Embodiment
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provides with reference to the use with explanation, is not used for being limited the utility model.
With reference to accompanying drawing 1-4, a kind of sucker rod controls interchangeable layer oil extraction pump, comprise pump barrel and be successively set on the orbits controlling mechanism of pump barrel bottom, flow-dividing control mechanism, upper standing valve production system from top to bottom, fixed valve production system arranged outside has lower standing valve production system, and described flow-dividing control mechanism can be communicated with upper standing valve production system, lower standing valve production system respectively by the control of orbits controlling mechanism.Described pump barrel is by the connecting head 3 connected successively from top to bottom, spring housing 9, connecting body 10, outer tube 11, the spring 8 that described flow-dividing control mechanism comprises inner central tube 7 and is enclosed within inner central tube, on shoulder outside described spring upper end fore-set inner central tube upper end, lower end then withstands on connecting body upper-end surface, the outside of spring is spring housing 9, and described orbits controlling mechanism is positioned at connecting head inside.
Described orbits controlling mechanism comprises commutation track 4, change 5, track pin 6, and described commutation track lower end withstands on inner central tube 7, is provided with change 5 at commutation track lower end outside and is equipped with the track pin 6 of location.
Fixed valve production system comprises ram's horns 12, upper standing valve cover 14, and arrange plug 13 bottom the internal layer of described ram's horns, outer bottom is then connected with standing valve cover, and described ram's horns internal layer upper end is offered to produce and portalled; Described lower standing valve production system comprises interconnective standing valve shunting body 15, lower standing valve cover 16, described standing valve shunting body upper end is connected with outer tube, connect lower contact 17 bottom described lower standing valve cover, form lower production between described ram's horns upper end and connecting body and passage; Described inner central tube lower end outer wall offers hand-hole, described inner central tube by when ram's horns inside slides axially, the hand-hole of inner central tube respectively can separately with on produce and portal, lower production goes out passage be communicated with.Described connecting body, ram's horns, plug, upper standing valve cover form an oil recovery passage, and described outer tube, ram's horns, standing valve shunting body, lower standing valve cover form an other oil recovery passage.
Described connecting head upper end connects tubing pump 1, sets gradually plunger, commutation ratchet 2 from top to bottom, described commutation ratchet lower end joining rails control mechanism in described tubing pump.
The utility model by transfer sucker rod touch pump provide power realize oil well pump change layer produce.When to change layer, sucker rod is transferred, change layer ratchet after touching pump and promote the descending commutation of commutation track, at the scene can by touching pump for twice time polished rod the different condition of commutation directly judging down-hole switch of residue length, what substantially increase switch changes a layer reliability, avoids the possibility cannot changing layer because of other factors.Specific works principle is as follows:
Working principle: inner central tube 7 is subject to the upper top power of spring 8, and ability action under necessarily downward External Force Acting; On connecting body 10+ ram's horns 12+ plug 13+, standing valve cover 14 forms an oil recovery passage, under outer tube 11+ ram's horns 12+ standing valve shunting body 15+, standing valve cover 16 forms an other oil recovery passage, and this pump can meet respectively from standing valve shunting body 15 and lower contact 17 two kinds of feed liquor oil production methods.When going into the well, need according to oil reservoir the original state regulating interchangeable layer tubing pump, oil pipe is connected with tubing pump 1, under put in place after directly can ask product by turn on pump.Produce a period of time when needing layering production, rod string can be transferred, plunger drives commutation ratchet 2 to move downward, promotion commutation track 4 and inner central tube 7 continue to move downward, when moving to after bottom dead center, on carry polished rod to original position, now commutation track 4 and inner central tube 7 move upward under the promotion of spring 8, commutation track 4 realizes commutation under the effect of change 5 and track pin 6, track on commutation track is that the short long orbital spacing of continuous print is arranged, be equivalent to two gears, commutation ratchet pressure commutation track, commutation track pressure inner central tube, be pressed onto release pressure at the end, during spring drive return, by the location respectively of two gears of the track that commutates, thus ensure that inner central tube 7 is communicated with another production bore on connecting body 10, realization is changed layer and is produced.
Sucker rod controls the supporting packet composition point of interchangeable layer oil production tube type pump and adopts tubing string to the reinforcing of commutation track, realizes producing the commutation of two points of producing horizons by change and track pin.Tubing string is produced down to turn on pump after design attitude, when needs change layer production, transfer rod string, oil well pump is with two cover standing valve systems, often overlap standing valve corresponding a set of productive series respectively, at the construction field (site) can by touching pump for twice time polished rod the different condition of commutation directly judging down-hole switch of residue length, thus the practicability greatly improving oil well pump with change a layer reliability.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, other use the equivalence of patent spirit of the present utility model to change, and all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. a sucker rod controls interchangeable layer oil extraction pump, it is characterized in that, comprise pump barrel and be successively set on the orbits controlling mechanism of pump barrel bottom, flow-dividing control mechanism, upper standing valve production system from top to bottom, fixed valve production system arranged outside has lower standing valve production system, and described flow-dividing control mechanism can be communicated with upper standing valve production system, lower standing valve production system respectively by the control of orbits controlling mechanism.
2. a kind of sucker rod according to claim 1 controls interchangeable layer oil extraction pump, it is characterized in that, described pump barrel is by the connecting head connected successively from top to bottom, spring housing, connecting body, outer tube, described flow-dividing control mechanism comprises inner central tube and is enclosed within the spring on inner central tube, on shoulder outside described spring upper end fore-set inner central tube upper end, lower end then withstands on connecting body upper-end surface, and the outside of spring is spring housing, and described orbits controlling mechanism is positioned at connecting head inside.
3. a kind of sucker rod according to claim 2 controls interchangeable layer oil extraction pump, it is characterized in that, described orbits controlling mechanism comprises commutation track, change, track pin, described commutation track lower end withstands on inner central tube, is provided with change at commutation track lower end outside and is equipped with the track pin of location.
4. a kind of sucker rod according to claim 2 controls interchangeable layer oil extraction pump, it is characterized in that, fixed valve production system comprises ram's horns, upper standing valve cover, bottom the internal layer of described ram's horns, plug is set, outer bottom is then connected with standing valve cover, and described ram's horns internal layer upper end is offered to produce and portalled; Described lower standing valve production system comprises interconnective standing valve shunting body, lower standing valve cover, described standing valve shunting body upper end is connected with outer tube, connect lower contact bottom described lower standing valve cover, form lower production between described ram's horns upper end and connecting body and passage; Described inner central tube lower end outer wall offers hand-hole, described inner central tube by when ram's horns inside slides axially, the hand-hole of inner central tube respectively can separately with on produce and portal, lower production goes out passage be communicated with.
5. a kind of sucker rod according to claim 4 controls interchangeable layer oil extraction pump, it is characterized in that, described connecting body, ram's horns, plug, upper standing valve cover form an oil recovery passage, and described outer tube, ram's horns, standing valve shunting body, lower standing valve cover form an other oil recovery passage.
6. a kind of sucker rod according to claim 2 controls interchangeable layer oil extraction pump, it is characterized in that, described connecting head upper end connects tubing pump, sets gradually plunger, commutation ratchet from top to bottom, described commutation ratchet lower end joining rails control mechanism in described tubing pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420824845.8U CN204493149U (en) | 2014-12-23 | 2014-12-23 | A kind of sucker rod controls interchangeable layer oil extraction pump |
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| CN201420824845.8U CN204493149U (en) | 2014-12-23 | 2014-12-23 | A kind of sucker rod controls interchangeable layer oil extraction pump |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150447A (en) * | 2015-04-09 | 2016-11-23 | 中国石油化工股份有限公司 | A kind of roofbolt controls payzone recognition methods |
| CN110566448A (en) * | 2019-07-22 | 2019-12-13 | 浙江亚特电器有限公司 | oil quantity adjustable oil pump structure for chain saw and chain saw |
| CN115263254A (en) * | 2022-08-15 | 2022-11-01 | 陈彦洪 | Articulated ratchet flow-adjustable layered oil pumping device |
-
2014
- 2014-12-23 CN CN201420824845.8U patent/CN204493149U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150447A (en) * | 2015-04-09 | 2016-11-23 | 中国石油化工股份有限公司 | A kind of roofbolt controls payzone recognition methods |
| CN110566448A (en) * | 2019-07-22 | 2019-12-13 | 浙江亚特电器有限公司 | oil quantity adjustable oil pump structure for chain saw and chain saw |
| CN110566448B (en) * | 2019-07-22 | 2024-05-07 | 浙江亚特电器股份有限公司 | Oil pump structure with adjustable oil quantity for chain saw and chain saw |
| CN115263254A (en) * | 2022-08-15 | 2022-11-01 | 陈彦洪 | Articulated ratchet flow-adjustable layered oil pumping device |
| CN115263254B (en) * | 2022-08-15 | 2023-07-14 | 陈彦洪 | Articulated ratchet flow adjustable layering oil pumping device |
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