CN203257362U - Gripping positioning device of stopper - Google Patents
Gripping positioning device of stopper Download PDFInfo
- Publication number
- CN203257362U CN203257362U CN 201320269091 CN201320269091U CN203257362U CN 203257362 U CN203257362 U CN 203257362U CN 201320269091 CN201320269091 CN 201320269091 CN 201320269091 U CN201320269091 U CN 201320269091U CN 203257362 U CN203257362 U CN 203257362U
- Authority
- CN
- China
- Prior art keywords
- ratchet
- blanking plug
- pipe
- pawls
- positioning device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a gripping positioning device of a stopper. The gripping positioning device comprises an outer tube (1), wherein a storage tube (4) is arranged in the outer tube (1) and is fixedly connected with the outer tube (1); a pair of upper pawls (3) are arranged on the storage tube (4); a pair of lower pawls (5) are arranged below the upper pawls (3); and the upper pawls (3) and the lower pawls (5) are arranged symmetrically. According to the gripping positioning device disclosed by the utility model, a boss of the stopper is tightly blocked between the upper pawls and the lower pawls through the pair of upper pawls which are positive and the pair of lower pawls which are negative, so that the stopper can not get away from the upper and lower pawls, and the aims of accurately positioning a latch jack which is lowered once and reliably gripping the boss of the stopper can be achieved. The efficiency of fishing and throwing the stopper by using the latch jack and the reliability of connection are greatly improved. The gripping positioning device is convenient to operate, simple in structure and easy to manufacture.
Description
Technical field
The utility model relates to a kind of blanking plug clamping and positioning device, belongs to the oil field blanking plug and throws in and the fishing operation field.
Background technology
Oilfield exploitation usually adopted to the mode of stratum water filling or polymer flooding and guarantees crude output to the later stage.Water injection rate is mainly realized by the stopper for regulating openings of sizes.So the input of blanking plug and the important process that salvaging is oilfield exploitation, fisher is the most frequently used instrument of oilfield exploitation work.
There is the inaccurate problem in location in the used fisher in oil field at present, sometimes need fisher is transferred repeatedly and could be connected with blanking plug, and inefficiency, workload is large.
Summary of the invention
The purpose of this utility model is, a kind of blanking plug clamping and positioning device is provided, and can realize that fisher once throws in accurate location, reliably is connected with blanking plug, improves and salvages efficient, alleviates and throws in or the salvage amount, to overcome the deficiencies in the prior art.
The technical solution of the utility model:
A kind of blanking plug clamping and positioning device of the present utility model comprises outer tube, is provided with in the outer tube and deposits pipe, deposits pipe and is fixedly connected with outer tube; Deposit pipe and be provided with a pair of upper ratchet, upper ratchet below is provided with a pair of lower ratchet, and upper ratchet and lower ratchet are symmetrical arranged.
In the aforementioned means, the upper end of described upper ratchet is through bearing pin and torsion spring and to deposit the tube wall of pipe hinged; The lower end of described lower ratchet is through bearing pin and torsion spring and to deposit the tube wall of pipe hinged.
In the aforementioned means, the described pipe of depositing is provided with mounting groove, described upper ratchet and lower ratchet in mounting groove through bearing pin and torsion spring and to deposit the tube wall of pipe hinged.
Compared with prior art, the utility model is by two pairs of upper ratchets of a positive and a negative and lower ratchet, with the boss of blanking plug being stuck between upper ratchet and the lower ratchet tightly, make the blanking plug can not be from deviating between the ratchet up and down, can realize that fisher once transfers accurate location, reliably clamp the purpose of blanking plug boss.Having improved greatly fisher salvages with the efficient of being connected blanking plug and is connected reliability with connection.Method of the present utility model is easy to operate, and is simple in structure, makes easily, connects reliably, can improve salvaging efficient, alleviates and throws in or the salvage amount.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Being labeled as in the accompanying drawing: 1-outer tube, 2-blanking plug, the upper ratchet of 3-, 4-deposit ratchet under pipe, the 5-, 6-bearing pin, 7-mounting groove, 8-boss.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, but not as to any restriction of the present utility model.
The utility model is constructed according to following a kind of blanking plug clamping position method, and as shown in Figure 1, the method is to utilize the unidirectional trafficability characteristic of ratchet, arranges one and deposits pipe 4 in that the outer tube 1 of fisher is interior, deposits pipe 4 and is fixedly connected with outer tube 1; 4 the opposite up and down ratchet of twice installation direction is set depositing pipe, the boss 8 of blanking plug 2 can only be advanced into up and down between the ratchet certainly, but can not from deviating from voluntarily between the ratchet up and down, realizes the clamping position of blanking plug 2; Blanking plug 2 can be thrown in the oil well or with blanking plug 2 by outer tube 1 and from oil well, salvage.
The structural representation of the of the present utility model a kind of blanking plug clamping and positioning device that makes up according to said method as shown in Figure 1, this device comprises outer tube 1, is provided with in the outer tube 1 to deposit pipe 4, deposits pipe 4 and is fixedly connected with outer tube 1; Deposit pipe 4 and be provided with a pair of upper ratchet 3, upper ratchet 3 belows are provided with a pair of lower ratchet 5, and upper ratchet 3 is symmetrical arranged with lower ratchet 5.The upper end of described upper ratchet 3 is through bearing pin 6 and torsion spring and to deposit pipe 4 tube wall hinged; The lower end of described lower ratchet 5 is through bearing pin 6 and torsion spring and to deposit pipe 4 tube wall hinged.The described pipe of depositing 4 is provided with mounting groove 7, described upper ratchet 3 and lower ratchet 5 mounting groove 7 interior through bearing pin 6 and torsion spring with deposit that to manage 4 tube wall hinged.
The course of work of the present utility model and principle
As shown in Figure 1, the method is to arrange one and deposit pipe 4 in that the outer tube 1 of fisher is interior, deposits pipe 4 and is fixedly connected with outer tube 1; Deposit pipe 4 ends arrange a pair of on ratchet 3, the pipe deposited below upper ratchet 34 arranges a pair of lower ratchet 5; Upper ratchet 3 is downward-sloping, and lower ratchet 5 is inclined upwardly, and upper ratchet 3 and lower ratchet 5 are hinged with the tube wall of depositing pipe 4 through bearing pin 6 and torsion spring (not drawing among Fig. 1); During original state, the end of upper ratchet 3 and lower ratchet 5 is managed 4 interior ejections in the effect of torsion spring to depositing, and the minimum range between upper ratchet 3 and the lower ratchet 5 is greater than the length of blanking plug convex platform 8; When fisher drive outer tube 1 is put into oil well from top to bottom, ratchet 5 under boss 8 upper compressive of blanking plug, overcome in the mounting groove 7 that the torsion spring active force is contracted to lower ratchet 5 to deposit pipe 4, make the boss 8 of blanking plug can pass through smoothly lower ratchet 5, after the boss of blanking plug enters up and down between the ratchet, because upper ratchet 3 is downward-sloping, boss 8 tops of blanking plug are behind upper ratchet 3, upper ratchet 3 is subject to the restriction of blanking plug 2 or outer tube 1 inwall and can not rotates, so that the boss 8 of blanking plug can not pass through upper ratchet 3.In case the boss 8 of blanking plug can not be downwards by lower ratchet 5 after the boss 8 of blanking plug entered up and down between the ratchet by lower ratchet 5, the boss 8 of blanking plug is positioned in up and down between the ratchet; Blanking plug 2 can only move up and down together along with outer tube 1, both blanking plug 2 can be thrown in the oil well, also blanking plug 2 can be salvaged from oil well.After blanking plug 2 salvaged, can get out upper ratchet 3 by special tool (can be a pipe) from oil well, will remove blanking plug 2 and from deposit pipe 4, take out.
The utility model is by two pairs of upper ratchets of a positive and a negative and lower ratchet, with the boss of blanking plug being stuck between upper ratchet and the lower ratchet tightly, make the blanking plug can not be from deviating between the ratchet up and down, can realize that fisher once transfers accurate location, reliably clamp the purpose of blanking plug boss.Having improved greatly fisher salvages with the efficient of being connected blanking plug and is connected reliability with connection.Method of the present utility model is easy to operate, and is simple in structure, makes easily, connects reliably, can improve salvaging efficient, alleviates and throws in or the salvage amount.
Claims (3)
1. a blanking plug clamping and positioning device is characterized in that: comprise outer tube (1), be provided with in the outer tube (1) and deposit pipe (4), deposit pipe (4) and be fixedly connected with outer tube (1); Deposit pipe (4) and be provided with a pair of upper ratchet (3), upper ratchet (3) below is provided with a pair of lower ratchet (5), and upper ratchet (3) is symmetrical arranged with lower ratchet (5).
2. blanking plug clamping and positioning device according to claim 1 is characterized in that: the upper end of described upper ratchet (3) is through bearing pin (6) and torsion spring and to deposit the tube wall of pipe (4) hinged; The lower end of described lower ratchet (5) is through bearing pin (6) and torsion spring and to deposit the tube wall of pipe (4) hinged.
3. blanking plug clamping and positioning device according to claim 2, it is characterized in that: the described pipe (4) of depositing is provided with mounting groove (7), described upper ratchet (3) and lower ratchet (5) in mounting groove (7) through bearing pin (6) and torsion spring and to deposit the tube wall of pipe (4) hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320269091 CN203257362U (en) | 2013-05-17 | 2013-05-17 | Gripping positioning device of stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320269091 CN203257362U (en) | 2013-05-17 | 2013-05-17 | Gripping positioning device of stopper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203257362U true CN203257362U (en) | 2013-10-30 |
Family
ID=49469939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320269091 Expired - Lifetime CN203257362U (en) | 2013-05-17 | 2013-05-17 | Gripping positioning device of stopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203257362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165035A (en) * | 2013-05-17 | 2014-11-26 | 贵州航天凯山石油仪器有限公司 | Blanking plug clamping and positioning method and device |
-
2013
- 2013-05-17 CN CN 201320269091 patent/CN203257362U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165035A (en) * | 2013-05-17 | 2014-11-26 | 贵州航天凯山石油仪器有限公司 | Blanking plug clamping and positioning method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |
|
| CX01 | Expiry of patent term |