CN207178181U - Ceramic oil-pump - Google Patents
Ceramic oil-pump Download PDFInfo
- Publication number
- CN207178181U CN207178181U CN201720930656.2U CN201720930656U CN207178181U CN 207178181 U CN207178181 U CN 207178181U CN 201720930656 U CN201720930656 U CN 201720930656U CN 207178181 U CN207178181 U CN 207178181U
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- ceramic
- sliding sleeve
- oil
- pump
- assembly
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Abstract
The utility model provides a kind of ceramic oil-pump, including ceramic plunger assembly, ceramic pump barrel assembly and fixed conversion valve assembly, fixed conversion valve assembly includes the top connection of fixed conversion valve, body, sliding sleeve, fixed conversion valve valve pair, valve body, fixed conversion valve lower contact;Body includes fluid passage and encloses the side wall being located at outside the fluid passage, first through hole and the second through hole are provided with the fluid passage, acid fracturing passage is provided with the side wall and turns to take out passage, the sliding sleeve is slidably arranged on the inside of the fluid passage, when sliding sleeve is located at the top on the inside of the fluid passage, the first through hole connects with the acid fracturing passage, and when sliding sleeve is located at the bottom on the inside of the fluid passage, the second channel is taken out passage with described turn and connected.The oil well pump realizes acid fracturing construction, blowing, mechanical oil pumping technique in the case of fixed tubular column, greatly reduces labor intensity, simplifies construction technology, improves oil recovery efficiency.
Description
Technical field
Oilfield exploitation technical field is the utility model is related to, more specifically, the utility model is related to a kind of ceramics oil pumping
Pump.
Background technology
The diversification of forms of oil field at home exploitation at present, technique is become increasingly complex, and oil reservoir is buried and deepened, and completion cost is not
It is disconnected to rise, routine techniques be difficult to the production well development needs for meeting oil field, particularly initial stage can blowing, the machine of being not required to exhausts well,
And when blowing for a period of time after, the situation of machine pumping production could be entered, for such a situation, the measure that use transformation oil reservoir be
Acidizing fracturing process technology.Acid fracturing construction technology uses following steps at present:Lower acid fracturing tubing string-pressing crack construction-
Fracturing string-lower pumping flow string is played out after blowing production-stop-spraying.As can be seen here, acid fracturing working procedure is more, works
Intensity is big, and acting fracturing string needs kill-job operation, can cause secondary pollution to the stratum pressed off, it is also possible to kill-job occur
Liquid-tight height of spending causes oil well not go out liquid, and acts acid fracturing tubing string, lower pumping flow string long construction period, cost
It is high.
Technical staff has found that design is a kind of rational in infrastructure on the basis of existing, can meet the technological requirement of acid fracturing,
The oil well pump that and can matches with ultradeep well, high anti-corrosion and acidizing fracturing process can solve the problem that problem above.
Utility model content
The utility model provides a kind of ceramic oil-pump, and the ceramic oil-pump can reduce acid fracturing working procedure, again
Ultradeep well, high anti-corrosion and acidizing fracturing process requirement can be met.
The utility model is achieved through the following technical solutions:A kind of ceramic oil-pump, including ceramic plunger assembly, pottery
Porcelain pump barrel assembly and fixed conversion valve assembly, the ceramic pump barrel assembly are set in outside the ceramic plunger assembly, the pottery
One end of porcelain pump barrel assembly is connected with one end of the fixed conversion valve assembly;
The fixed conversion valve assembly include the top connection of fixed conversion valve, body, sliding sleeve, fixed conversion valve valve pair, valve body,
Fixed conversion valve lower contact;
One end of the fixed conversion valve top connection is connected with one end of the ceramic pump barrel assembly, the fixed conversion valve
The other end of top connection is connected with the body;
The body includes fluid passage and encloses the side wall being located at outside the fluid passage, is set on the fluid passage
First through hole and the second through hole are equipped with, acid fracturing passage is provided with the side wall and turns to take out passage, the sliding sleeve is arranged on described
On the inside of fluid passage, and the sliding sleeve can move down along the fluid passage;Wherein, it is located at the liquid in the sliding sleeve to lead to
During top on the inside of road, the first through hole connects with the acid fracturing passage, is located in the sliding sleeve on the inside of the fluid passage
Bottom when, the second channel is taken out passage with described turn and connected;
The fixed conversion valve lower contact is connected to the body lower end.
Further, the sliding sleeve by jump ring slidable connection on the inside of the fluid passage, on the fluid passage
It is provided with the positioning step abutted with the sliding sleeve.
Further, the ceramic plunger assembly from top to bottom includes ceramic plunger upper traveling valve cage, ceramic plunger successively
Upward-traveling valves joint, ceramic plunger upward-traveling valves pair, ceramic plunger, ceramic plunger lower travelling valve cover, ceramic plunger lower travelling valve
Secondary and push rod, projection of the push rod on the sliding sleeve overlap with the sliding sleeve, and the push rod can be in the ceramic plunger
Moved down under effect, to promote the sliding sleeve to move down.
Further, the ceramic pump barrel assembly includes the ceramic chamber lining set from the inside to the outside and including ceramic pump barrel, institute
Ceramic chamber lining is stated to be set in outside the ceramic plunger assembly;
The top of the ceramic chamber lining is provided with upper pressing cap, and bottom is provided with lower pressing cap;
The top of the ceramic pump barrel is provided with top connection, and bottom is provided with lower contact, the lower contact and the fixation
Switching valve top connection is connected, and the ceramic chamber lining is arranged between the top connection and lower contact.
Further, the lower contact is threadedly connected with the fixed conversion valve top connection.
Further, 10~13m of the ceramic oil-pump overall length.
Further, the ceramic pump barrel assembly includes multistage ceramic chamber lining.
Further, the ceramic plunger, ceramic pump barrel and ceramic chamber lining use nano ceramic material.
Further, the ceramic plunger lower travelling valve cover is threadedly coupled with the push rod.
Ceramic oil-pump provided by the utility model, by setting acid fracturing passage in fixed conversion valve assembly body and turning
Take out passage, after the completion of acidizing fracturing process, in the case where not playing oil pipe, ground releases the suspension of ceramic plunger assembly, ceramics pole
Fill in assembly to enter in ceramic pump barrel assembly, push rod moves down in the presence of ceramic plunger, promotes sliding sleeve to move down, sliding sleeve
First through hole is closed so as to close acid fracturing passage, the second through hole opening is opened and turns to take out passage, realized in the case of fixed tubular column
Acid fracturing construction, the mechanical oil pumping technique of blowing, greatly reduce labor intensity, simplify construction procedure, improve work effect
Rate;And the utility model ceramic oil-pump 10~13m of overall length, the more traditional oil well pump length of stroke of oil well pump, discharge capacity is stable, takes out
Oil machine smooth running, recovered the oil suitable for ultradeep well;Plunger and pump barrel are made of nano ceramics, and ceramic pump barrel is multistage ceramic liner
Set is pressed into whole pump barrel, and intensity height, wear-and corrosion-resistant simultaneously have good plasticity and shock resistance.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the ceramic oil-pump structural representation that the utility model embodiment provides;
Fig. 2 is the ceramic oil-pump superstructure schematic diagram that the utility model embodiment provides;
Fig. 3 is the ceramic oil-pump substructure schematic diagram that the utility model embodiment provides.
Description of reference numerals:
1st, ceramic plunger assembly
10th, ceramic plunger upper traveling valve cage
11st, ceramic plunger upward-traveling valves joint
12nd, ceramic plunger upward-traveling valves pair
13rd, ceramic plunger
14th, ceramic plunger lower travelling valve cover
15th, ceramic plunger lower travelling valve pair
16th, push rod
2nd, ceramic pump barrel assembly
20th, ceramic chamber lining
21st, ceramic pump barrel
22nd, upper pressing cap
23rd, lower pressing cap
24th, top connection
25th, lower contact
3rd, fixed conversion valve assembly
30th, fixed conversion valve top connection
31st, body
32nd, sliding sleeve
33rd, fixed conversion valve valve pair
34th, valve body
35th, fixed conversion valve lower contact
36th, first through hole
37th, the second through hole
38th, acid fracturing passage
39th, turn to take out passage
40th, jump ring
41st, positioning step
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
In description of the present utility model, it is to be understood that the orientation of the instruction such as term " on ", " under ", " interior ", " outer "
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second " are only used for describing purpose, and can not
It is interpreted as indicating or implies relative importance or imply the quantity of the technical characteristic indicated by indicating.Thus, define " the
One ", one or more this feature can be expressed or be implicitly included to the feature of " second ".In description of the present utility model
In, unless otherwise indicated, " multistage " is meant that two or more.
The utility model is based on that existing acidification of oil field Fracturing Technology process is more, the big long construction period cost of labor intensity
The shortcomings that high, a kind of technological requirement that can either meet acid fracturing is designed, and can is reduced in acid fracturing oil pumping process
Working procedure, reduce labor intensity, and the ceramic oil-pump that can match with ultradeep well, high anti-corrosion.
Fig. 1 is the ceramic oil-pump structural representation that the utility model embodiment provides, and Fig. 2 is the utility model embodiment
The ceramic oil-pump superstructure schematic diagram of offer, Fig. 3 are the ceramic oil-pump substructure that the utility model embodiment provides
Schematic diagram.Refer to shown in Fig. 1-Fig. 3, the ceramic oil-pump of the present embodiment includes ceramic plunger assembly 1, ceramic pump barrel assembly 2
With fixed conversion valve assembly 3, the ceramic pump barrel assembly 2 is set in outside the ceramic plunger assembly 1, and the ceramic pump barrel is total
It is connected into 2 one end with one end of the fixed conversion valve assembly 3;
The fixed conversion valve assembly 3 includes fixed conversion valve top connection 30, body 31, sliding sleeve 32, fixed conversion valve valve
Pair 33, valve body 34, fixed conversion valve lower contact 35;One end of the fixed conversion valve top connection 30 and the ceramic pump barrel assembly
2 one end connection, the other end of the fixed conversion valve top connection 30 are connected with the body 31;
The body 31 includes fluid passage and encloses the side wall being located at outside the fluid passage, on the fluid passage
The through hole 37 of first through hole 36 and second is provided with, acid fracturing passage 38 is provided with the side wall and turns to take out passage 39, the sliding sleeve
32 are slidably arranged on the inside of the fluid passage, and sliding sleeve 32 described in the present embodiment is fixed in fluid passage by jump ring
Side, the sliding sleeve 32 can move down along the fluid passage;Wherein, the top of the fluid passage is located in the sliding sleeve 32
During inner side, the first through hole 36 connects with the acid fracturing passage, is located in the sliding sleeve 32 in the bottom of the fluid passage
During side, second through hole 37 is taken out passage 39 with described turn and connected;The fixed conversion valve lower contact 35 is connected to the body
31 lower ends.
For sliding sleeve 32 due to easy to wear during reuse, sliding sleeve 32 typically uses high intensity material, can be stainless
Steel or aluminum alloy material.
10~13m of the ceramic oil-pump overall length, it is total that technical staff can adjust ceramic pump barrel assembly 2 and fixed conversion valve
Into 3 length, the stroke of oil well pump is adjusted, the more traditional oil pumping of the stroke of ceramic oil-pump in the utility model embodiment
Pump is grown, and oil pumping pumpage is stable, dynamic load is small, and oil pump running is steady, is recovered the oil suitable for ultradeep well, and improves relatively
The service life of oil well pump and sucker rod.
For the present embodiment when acid fracturing is constructed, described ceramic plunger assembly 1 is suspended on the ceramic upper end of pump barrel assembly 2,
The ceramic lower end of pump barrel assembly 2, which is connected, changes valve assembly 3, and acid fracturing liquid is entered by the oil pipe on the ceramic top of pump barrel assembly 2
Enter oil reservoir, complete the wall corrosion in crack into rough surface, acid fracturing by the corrosion of acid fracturing liquid
Afterwards, in the case where not playing oil pipe, ground releases ceramic plunger assembly 1 and hung, and ceramic plunger assembly 1 enters ceramic pump barrel assembly
In 2, push rod 16 promotes sliding sleeve 32 to move down under external force, and sliding sleeve 32 closes first through hole 36 so as to close acid fracturing passage
38, after sliding sleeve 32 moves down, second through hole 37 is opened, and is opened and is turned to take out passage 39, and the liquid into fixed conversion valve passes through
Turn to take out passage 39, ceramic pump barrel assembly 2 and ceramic plunger assembly 1 and enter oil pipe.It will be understood by those skilled in the art that the external force
Can be transfer bar mechanism, external force caused by extraneous collision, transmission mechanism etc., the present embodiment is not particularly limited herein.
Ceramic oil-pump provided by the utility model, by setting acid fracturing passage in fixed conversion valve assembly body and turning
Passage is taken out, in the case where not playing oil pipe, ground releases the suspension of ceramic plunger assembly, and it is total that ceramic plunger assembly enters ceramic pump barrel
Into interior, sliding sleeve moves down, and sliding sleeve closes first through hole so as to close acid fracturing passage, opens the second through hole and opens and turns to take out passage,
The mechanical oil pumping technique of acid fracturing construction, blowing is realized in the case of fixed tubular column, labor intensity is greatly reduced, simplifies
Construction procedure, improve operating efficiency.
With reference to the structure of ceramic plunger assembly, ceramic pump barrel assembly, using specific embodiment to the utility model
The ceramic oil-pump of offer is described in detail.
Wherein, ceramic plunger assembly 1 on ceramic plunger upper traveling valve cage 10, ceramic plunger from top to bottom successively including moving about
Moved about under valve union 11, ceramic plunger upward-traveling valves pair 12, ceramic plunger 13, ceramic plunger lower travelling valve cover 14, ceramic plunger
Valve pair 15 and push rod 16, the ceramic plunger upper traveling valve cage 10 is connected with the ceramic plunger upward-traveling valves joint 11, described
Ceramic plunger upward-traveling valves pair 12 is arranged in the ceramic plunger upward-traveling valves joint 11 and is connected with the ceramic plunger 13,
The ceramic plunger 13 is connected with the ceramic plunger lower travelling valve cover 14, and the ceramic plunger lower travelling valve pair 15 is arranged on institute
State in push rod 16, projection of the push rod 16 on the sliding sleeve 32 overlaps with the sliding sleeve 32, and the push rod 16 can be described
Moved down in the presence of ceramic plunger 13, to promote the sliding sleeve 32 to move down, the utility model is in order that push rod 16 exists
It can be abutted during decline with the sliding sleeve 32, promote sliding sleeve 32 to move down, on the vertical direction of push rod 16 on sliding sleeve 32
Projection overlapped with the sliding sleeve 32.
Further, the ceramic plunger lower travelling valve cover 14 is threadedly coupled with the push rod 16.
The present embodiment realizes the movement of sliding sleeve 32 by push rod 16.Specifically, the present embodiment is when acid fracturing is constructed,
Described ceramic plunger assembly 1 is suspended on the ceramic upper end of pump barrel assembly 2, and the ceramic lower end of pump barrel assembly 2 switching valve that is connected is total
Into 3, acid fracturing liquid is by the oil pipe on the top of ceramic plunger assembly 1 through entering oil through ceramic pump barrel 21, fixed conversion valve assembly 3
Layer, by acid fracturing liquid corrosion by the wall corrosion in crack into rough surface, after the completion of acid fracturing,
In the case of not playing oil pipe, ground releases ceramic plunger assembly 1 and hung, and ceramic plunger assembly 1 enters in ceramic pump barrel assembly 2,
Push rod 16 moves down in the presence of ceramic plunger 13, and after push rod 16 contacts with the sliding sleeve 32, push rod 16 promotes sliding sleeve
32 move down, and sliding sleeve 32 closes first through hole 36 so as to close acid fracturing passage 38, and after sliding sleeve 32 moves down, described second is logical
Hole 37 is opened, and is opened and is turned to take out passage 39, and the liquid into fixed conversion valve takes out passage 39, ceramic pump barrel 21 and ceramic plunger through turning
Upward-traveling valves assembly 1 enters oil pipe.
Alternatively, sliding sleeve 32 described in the present embodiment by the slidable connection of jump ring 40 on the inside of the fluid passage, institute
The positioning step 41 for being provided with fluid passage and the sliding sleeve being propped up after the sliding sleeve 32 moves down is stated, is positioned by setting
Step 41, push rod 16 can be avoided when promoting sliding sleeve 32, the situation for causing sliding sleeve 32 to come off.
Wherein, the ceramic pump barrel assembly 2 includes the ceramic chamber lining 20 and ceramic pump barrel 21 set from the inside to the outside, the pottery
Ceramic bush 20 is set in outside the ceramic plunger assembly 1;
The top of the ceramic chamber lining 20 is provided with upper pressing cap 22, and bottom is provided with lower pressing cap 23;
The top of the ceramic pump barrel 21 is provided with top connection 24, and bottom is provided with lower contact 25, the lower contact 25 with
The fixed conversion valve top connection 30 is connected, and the ceramic chamber lining 20 is arranged between the top connection 24 and lower contact 25.
Further, in the present embodiment, ceramic pump barrel assembly 2 includes multistage ceramic chamber lining, and the utility model uses more
Section ceramic chamber lining is pressed into ceramic pump barrel composition ceramic chamber lining 20, ceramic material high intensity, high density, wear-and corrosion-resistant, and has very
Good plasticity, the shock resistance of ceramic pump barrel assembly 2 is improved using the ceramic pump barrel 21 of multistage ceramic chamber lining press-in.
Ceramic chamber lining 20 described in the present embodiment is fixed in the ceramic pump barrel 21 by upper pressing cap 22, lower pressing cap 23
It is interior.The ceramic pump barrel 21 is connected by ceramic pump barrel lower contact 25 with the fixed conversion valve assembly 3, ceramic pump barrel lower contact
25 are threadedly connected with the fixed conversion valve top connection 30.
Further, the ceramic plunger 13, ceramic pump barrel 21 and ceramic chamber lining 20 are all using novel nano ceramics material
Material, improves ceramic plunger 13, the intensity of ceramic pump barrel 21 and ceramic chamber lining 20, toughness and plasticity, reduces in oil pumping process
The abrasion of ceramic pump barrel 21 and ceramic chamber lining 20, also improve the shock resistance of oil well pump.
Finally it should be noted that:Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand:It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (9)
1. a kind of ceramic oil-pump, including ceramic plunger assembly, ceramic pump barrel assembly and fixed conversion valve assembly, the ceramic pump
Cylinder assembly is set in outside the ceramic plunger assembly, one end and the fixed conversion valve assembly of the ceramic pump barrel assembly
One end connects, it is characterised in that:
The fixed conversion valve assembly includes the top connection of fixed conversion valve, body, sliding sleeve, fixed conversion valve valve pair, valve body, fixation
Switching valve lower contact;
One end of the fixed conversion valve top connection is connected with one end of the ceramic pump barrel assembly, is connect on the fixed conversion valve
The other end of head is connected with the body;
The body includes fluid passage and encloses the side wall being located at outside the fluid passage, is provided with the fluid passage
First through hole and the second through hole, acid fracturing passage is provided with the side wall and turns to take out passage, the sliding sleeve is arranged on the liquid
On the inside of passage, and the sliding sleeve can move down along the fluid passage;Wherein, it is located in the sliding sleeve in the fluid passage
During the top of side, the first through hole connects with the acid fracturing passage, in the case where the sliding sleeve is located on the inside of the fluid passage
During portion, the second channel is taken out passage with described turn and connected;
The fixed conversion valve lower contact is connected to the body lower end.
2. ceramic oil-pump according to claim 1, it is characterised in that:
The sliding sleeve on the inside of the fluid passage, is provided with and the cunning by jump ring slidable connection on the fluid passage
Cover the positioning step abutted.
3. ceramic oil-pump according to claim 1, it is characterised in that:
The ceramic plunger assembly from top to bottom successively include ceramic plunger upper traveling valve cage, ceramic plunger upward-traveling valves joint,
Ceramic plunger upward-traveling valves pair, ceramic plunger, ceramic plunger lower travelling valve cover, ceramic plunger lower travelling valve pair and push rod, it is described
Projection of the push rod on the sliding sleeve overlaps with the sliding sleeve, and the push rod can be in the presence of the ceramic plunger to moving down
It is dynamic, to promote the sliding sleeve to move down.
4. ceramic oil-pump according to claim 3, it is characterised in that:
The ceramic pump barrel assembly includes the ceramic chamber lining set from the inside to the outside and ceramic pump barrel, the ceramic chamber lining are set in institute
State outside ceramic plunger assembly;
The top of the ceramic chamber lining is provided with upper pressing cap, and bottom is provided with lower pressing cap;
The top of the ceramic pump barrel is provided with top connection, and bottom is provided with lower contact, the lower contact and the fixed conversion
Valve top connection is connected, and the ceramic chamber lining is arranged between the top connection and lower contact.
5. ceramic oil-pump according to claim 4, it is characterised in that:The lower contact on the fixed conversion valve with connecing
Head threadedly connects.
6. ceramic oil-pump according to claim 1, it is characterised in that:10~13m of the ceramic oil-pump overall length.
7. ceramic oil-pump according to claim 5, it is characterised in that:The ceramic pump barrel assembly includes multistage ceramic liner
Set.
8. ceramic oil-pump according to claim 7, it is characterised in that:The ceramic plunger, ceramic pump barrel and ceramic liner
Set uses nano ceramic material.
9. ceramic oil-pump according to claim 8, it is characterised in that:The ceramic plunger lower travelling valve cover and the top
Bar threadedly connects.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720930656.2U CN207178181U (en) | 2017-07-28 | 2017-07-28 | Ceramic oil-pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720930656.2U CN207178181U (en) | 2017-07-28 | 2017-07-28 | Ceramic oil-pump |
Publications (1)
Publication Number | Publication Date |
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CN207178181U true CN207178181U (en) | 2018-04-03 |
Family
ID=61744831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720930656.2U Active CN207178181U (en) | 2017-07-28 | 2017-07-28 | Ceramic oil-pump |
Country Status (1)
Country | Link |
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CN (1) | CN207178181U (en) |
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2017
- 2017-07-28 CN CN201720930656.2U patent/CN207178181U/en active Active
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