CN205876248U - Valve clack formula bailer - Google Patents
Valve clack formula bailer Download PDFInfo
- Publication number
- CN205876248U CN205876248U CN201620792304.0U CN201620792304U CN205876248U CN 205876248 U CN205876248 U CN 205876248U CN 201620792304 U CN201620792304 U CN 201620792304U CN 205876248 U CN205876248 U CN 205876248U
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- China
- Prior art keywords
- bailers
- sand
- bailer
- bailing
- clack
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Abstract
The utility model discloses a valve clack formula bailer, include: the bailing neck, it sets up at the top, advance the pit, it sets up in the bailer bottom, the bailer body, it is cylindrical for the sand liquid that the splendid attire was fished for includes: valve seat, it sets up in bailer body bottom, connects the inner wall of bailer body, valve clack, its one end pass through the valve plate round pin and supporting spring fixes on valve seat, can realize dragging for sand many times, has overcome traditional conventional bailer and has required totally just can reuse clear ten minutes in the bailer stack shell, maintains longer problem consuming time, has overcome hourglass sand phenomenon, can thoroughly drive the sand setting.
Description
Technical field
This utility model relates to oil well sand pumping field of operation, particularly relates to a kind of clack type and drags for sand instrument.
Background technology
During oil-water well operation, owing to bottom produces well that is in debt and that have severe leakage layer, during operation sand washing
Entering lost circulation fluid phenomenon to can hardly be avoided, the leakage of working fluid both brought injury to bottom, affected again the normal processes of workover treatment, with
, there is operating cost high in Shi Liyong pump truck high flow rate washover sand washing, elapsed time is long, after operation working fluid row difficulty etc. unfavorable because of
Element.
In recent years, along with deepening continuously of oil field development, sand production problem becomes increasingly conspicuous.Tight for some comparisons of shaking out
The loose sand oil accumulation of weight, sand control measure despite the use of, but still the problem that sand production cannot be avoided.Along with entering of producing
OK, after the sand grains of certain particle diameter and concentration enters pit shaft with formation fluid, if now yield is relatively low, sand grains cannot be carried
Go out well head, thus be gradually stacked into shaft bottom, cause downhole tool sand to bury, lost efficacy, even affect the normal production of oil well.
The bailers of tradition routine includes: conventional bailers, sucking type bailers and negative pressure bailers three kinds.Wherein conventional
Bailers is most widely used with simple in construction, the advantage such as easy and simple to handle.But traditional conventional bailers, the suitableeest
For a small amount of sand sampling, and cannot be used for removing pit shaft sand setting.It has following three points not enough: one, traditional conventional bailers is wanted
Asking very totally just the reusing of cleaning in bailers stack shell, maintenance is time-consuming the longest, and two, traditional conventional bailers drags for
During sand can only jarring downwards 1 time, it is few that single drags for sand amount, is also often accompanied by Lou sand phenomenon, three, can not thoroughly remove sand setting.
Utility model content
This utility model has designed and developed a kind of clack type bailers, and negative pressure valve uses clack type, and once sand setting is from dragging for sand
When stack shell leaks outside, flap can leak outside along with sand setting and close, and expands the range of conventional bailers.
This utility model uses flat-bottom design it is also an object that enter sand hole, it is possible to more thoroughly remove shaft bottom sand setting.
The technical scheme that this utility model provides is:
A kind of clack type bailers, it is characterised in that including:
Bailing neck, it is arranged on top；
Entering sand hole, it is arranged on bottom described bailers；
Bailers body, it is cylindrical, for containing the sand liquid fished for, including:
Flap seat, it is arranged on described bailers body bottom portion, connects the inwall of described bailers body；
Flap, its one end is fixed on described flap seat by valve plate pin and support spring.
Preferably, described bailing neck top is provided with screw thread, is used for connecting bailing equipment.
Preferably, also including alignment pin, it is arranged on described bailers bodies top.
Preferably, enter described in bottom sand hole for tack and tungsten carbide button.
Preferably, described bailers body bottom portion is provided with steam vent.
The beneficial effects of the utility model
1, the clack type bailers that this utility model provides is capable of repeatedly dragging for sand, overcomes traditional conventional bailers
Require very totally just can reuse clean in bailers stack shell, the problem that maintenance is the longest.
2, the clack type bailers that this utility model provides uses clack type negative pressure valve, overcomes Lou sand phenomenon, it is possible to thorough
Sand setting is removed at the end, efficiently solves conventional bailers and cannot thoroughly remove the problem such as shaft bottom sand setting, ball seat switch leakage sand, for oil well
Shake out and at utmost remove pit shaft sand setting, solve downhole tool sand and bury, lost efficacy and make major contribution.
3, the application of the clack type bailers that this utility model provides shortens the field operation duration, it is ensured that operation timeliness
And operation quality, it is achieved that individual well repeatedly drags for sand, effectively raises individual well and drags for sand amount, saves oil field and produces and operation one-tenth
This.
Accompanying drawing explanation
Fig. 1 is the structural representation of clack type bailers described in the utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
As it is shown in figure 1, the clack type bailers that this utility model provides includes: bailing neck 100, bailers body and enter sand
Hole 300
Bailing neck 100, it is arranged on top, and bailing neck 100 top is provided with screw thread, is used for connecting bailing equipment；
Entering sand hole 300, it is arranged on bottom bailers, enters bottom sand hole 300 for tack and tungsten carbide button；
Bailers body, it is cylindrical, for containing the sand liquid fished for, including:
Flap seat, it is arranged on bailers body bottom portion, connects the inwall of bailers body；
Flap 210, its one end is fixed on flap seat by valve plate pin and support spring 220；
Alignment pin 230, it is arranged on bailers bodies top, is used for positioning bailers；
Steam vent 240, it is arranged on bailers body bottom portion.
Implement as a example by clack type bailers, be further described:
During the work of clack type bailers, being opened by screwed connection, flap 210 by bailing equipment, in well, liquid is at pressure reduction
Effect under carry sand enter bailers body.
During lower drain line, flap 210 is closed, and sand is retained in sand sediment pipe, leaks outside from bailers body once sand setting, flap
Can leak outside along with sand setting and close.
Extend upper valve base and lower valve base length, allow leakproof steel ball have more activity space in ball seat, in order to drag for
During sand, sand setting is easier to enter bailers body, thus reaches to increase single and drag for the purpose of sand amount.
Utilize the clack type bailers after improving, remove the stifled above sand setting piling up up to 15m of Y, pull Y smoothly out and block up,
Sand is dragged in satisfactory completing, pulling Y blocks up, opens sliding sleeve etc..The using effect of clack type bailers is well tested in operation
Card, it not only increases steel wire and drags for the working performance of sand, saves the activity duration for Party A, also saves mobilization oil continuously simultaneously
The issuable operating cost of pipe sand washing.
The successful Application of clack type bailers, efficiently solves conventional bailers and cannot thoroughly remove shaft bottom sand setting, ball seat
The problems such as switch leakage sand.At utmost remove pit shaft sand setting for sand production, solve downhole tool sand and bury, lost efficacy that it is great to make
Contribution.Additionally the successful Application of this achievement shortens the field operation duration, it is ensured that operation timeliness and operation quality, it is achieved that single
Well repeatedly drags for sand, effectively raises individual well and drags for sand amount, saves oil field and produces and operating cost.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in description and embodiment
Listed utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art,
It is easily achieved other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, this reality
It is not limited to specific details and shown here as the legend with description with novel.
Claims (5)
1. a clack type bailers, it is characterised in that including:
Bailing neck, it is arranged on top；
Entering sand hole, it is arranged on bottom described bailers；
Bailers body, it is cylindrical, for containing the sand liquid fished for, including:
Flap seat, it is arranged on described bailers body bottom portion, connects the inwall of described bailers body；
Flap, its one end is fixed on described flap seat by valve plate pin and support spring.
Clack type bailers the most according to claim 1, it is characterised in that described bailing neck top is provided with screw thread, uses
In connecting bailing equipment.
Clack type bailers the most according to claim 2, it is characterised in that also include alignment pin, its be arranged on described in drag for
Sand cylinder bodies top.
Clack type bailers the most according to claim 3, it is characterised in that described in enter bottom sand hole for tack and inlay hard
Matter alloy.
Clack type bailers the most according to claim 3, it is characterised in that described bailers body bottom portion is provided with aerofluxus
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620792304.0U CN205876248U (en) | 2016-07-21 | 2016-07-21 | Valve clack formula bailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620792304.0U CN205876248U (en) | 2016-07-21 | 2016-07-21 | Valve clack formula bailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876248U true CN205876248U (en) | 2017-01-11 |
Family
ID=57698665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620792304.0U Active CN205876248U (en) | 2016-07-21 | 2016-07-21 | Valve clack formula bailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729871A (en) * | 2017-04-25 | 2018-11-02 | 中国石油化工股份有限公司 | A kind of fishing tool |
-
2016
- 2016-07-21 CN CN201620792304.0U patent/CN205876248U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729871A (en) * | 2017-04-25 | 2018-11-02 | 中国石油化工股份有限公司 | A kind of fishing tool |
| CN108729871B (en) * | 2017-04-25 | 2022-05-03 | 中国石油化工股份有限公司 | Fishing tool |
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|---|---|---|---|
| GR01 | Patent grant |