CN206309321U - Fishing device for submersible motor protector - Google Patents
Fishing device for submersible motor protector Download PDFInfo
- Publication number
- CN206309321U CN206309321U CN201621241152.1U CN201621241152U CN206309321U CN 206309321 U CN206309321 U CN 206309321U CN 201621241152 U CN201621241152 U CN 201621241152U CN 206309321 U CN206309321 U CN 206309321U
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- China
- Prior art keywords
- cylinder
- windowing
- motor protector
- clamp
- electric motor
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- 230000001012 protector Effects 0.000 title claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 18
- 241000251468 Actinopterygii Species 0.000 description 9
- 238000011084 recovery Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides an oil-submersible motor protector fishing device, include: connect, barrel and a plurality of cardboard of windowing, the cardboard of windowing is seted up on the barrel inner wall in the slant, and with the barrel inner wall between have the contained angle of predetermineeing the angle, the upper end that connects is used for with drag for the post to be connected, the lower extreme that connects is connected with the barrel or with barrel structure as an organic whole, the cardboard of windowing is the spiral and distributes on the barrel. Therefore, salvaging of the large-size submersible motor protector can be realized, the processing technology is simple, the cost is low, the function of salvaging the large-size submersible motor protector is reliable, the operation progress is not influenced, and the economic losses of complex salvaging, well repairing and the like caused by the well falling of the large-size submersible motor protector are effectively reduced.
Description
Technical field
The utility model is related to field of tool under oil extraction in oil field engineering well, more particularly to a kind of submersible electric motor protector to salvage
Device.
Background technology
The universal geology conditions and environment in oil field is severe, and development difficulty is big, and especially deep-well, ultradeep well carry out oil recovery difficulty
Greatly, general many using Electric Submersible Pump Unit oil recovery, Fig. 1 is the structural representation of Electric Submersible Pump Unit, and Electric Submersible Pump Unit includes
The latent oil of centrifugal multistage pump multiple centrifugal pump 5, submersible electric pump separator 6, submersible electric motor protector 7 and submersible electric machine with oil 8 and connection submersible electric machine with oil 8
Cable 2, Electric Submersible Pump Unit is connected with oil pipe 1, is put into oil recovery in sleeve pipe 9.Because Electric Submersible Pump Unit is in high temperature and high pressure environment
Middle operation, by the long-term erosion of the corrosive mediums such as oil, gas and water, sand, wax, dirt, simultaneously because underground Electric Submersible Pump Unit is in itself
Cause vibrations, abrasion etc. in the process of running, easily cause submersible electric motor protector 7 weak with the connection of submersible electric pump separator 6
In sleeve pipe 9 being fallen into after place's breaking releasing.
The size of submersible electric motor protector 7 is larger (actual outside diameter 133mm), complex structure, and (sleeve pipe 9 is 7 English to fall into sleeve pipe 9
Very little sleeve pipe, internal diameter is 157mm) after, annular gap is very small between submersible electric motor protector 7 and sleeve pipe 9, because annular space is limited, passes
The external diameter model of the basket and spiral salvageable fish of slip socket (falling into the component commonly referred to as fish in sleeve pipe) of system
It is 50mm~110mm to enclose, and cannot effectively be salvaged for large-sized submersible electric motor protector (external diameter 133mm), salvage difficulty and
Salvage cost very high.Failure is even salvaged for ultradeep well, the production in oil field is had a strong impact on, heavy economic losses is caused.
Therefore, a kind of device for salvaging large-sized submersible electric motor protector is needed badly.
Utility model content
For prior art defect, the utility model provides a kind of submersible electric motor protector fishing device.
The utility model provides a kind of submersible electric motor protector fishing device, including：
Joint, cylinder and multiple windowing clamps；It is described windowing clamp be opened in obliquely on the cylinder inboard wall and with institute
State the angle that there is predetermined angle between cylinder inboard wall；
The upper end of the joint is used for and drags for post and be connected, the lower end of the joint be connected with the cylinder or with the cylinder
It is structure as a whole；
The windowing clamp is twist distributed on the cylinder.
By setting joint, cylinder and being opened in obliquely on cylinder inboard wall and there is between cylinder inboard wall preset angle
Multiple windowing clamps of degree angle, it is larger that the internal diameter of cylinder can be set according to the external diameter of submersible electric motor protector, therefore can be real
The salvaging of existing large-sized submersible electric motor protector, processing technology is simple, with low cost and salvages the protection of large scale submersible electric machine with oil
Device function reliability, does not influence job scheduling, efficiently reduces because the large scale submersible electric motor protector complexity that well causes that falls is beaten
Drag for, the economic loss such as well workover.
Optionally, be spacedly distributed at least three groups windowing clamps on the cylinder, and each group of windowing clamp is in the cylinder
Same circumference on be uniformly distributed, each group of number of windowing clamp is at least three.
Optionally, also include：Positioned at the guide shoe of the cylinder bottom.
Optionally, the guide shoe is zigzag, the internal diameter of the internal diameter more than or equal to the cylinder of the guide shoe.
Due to the internal diameter of the internal diameter more than or equal to cylinder of guide shoe, it is to use the present embodiment in order that obtaining to be arranged such
When submersible electric motor protector fishing device salvages submersible electric motor protector or other fish, it is easier to entangle submersible electric machine with oil protection
Device, that is, be inducted into fish, is also convenient for cleaning submersible electric motor protector or other fish.
Optionally, the windowing clamp is the base of isosceles trapezoid or isosceles triangle, isosceles trapezoid or isosceles triangle
It is the fixing end of the windowing clamp.
Optionally, the predetermined angle is 3 °~9 °.
Optionally, the internal diameter of the cylinder is 110mm~137mm.
Optionally, the material of the cylinder is 42CrMo steel.
Optionally, the external diameter of the cylinder is 152mm.
The submersible electric motor protector fishing device that the utility model is provided, by setting joint, cylinder and opening up obliquely
There are multiple windowing clamps of predetermined angle angle on the cylinder inboard wall and between the cylinder inboard wall, cylinder it is interior
It is larger that footpath can be set according to the external diameter of submersible electric motor protector, therefore can realize beating for large-sized submersible electric motor protector
Drag for, processing technology is simple, with low cost and salvages large scale submersible electric motor protector function reliability, does not influence job scheduling, has
Reduce because large scale submersible electric motor protector falls the economic losses such as complicated salvaging, well workover that well causes on effect ground.
Brief description of the drawings
In order to illustrate more clearly of the utility model or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for technology description is briefly described, it should be apparent that, drawings in the following description are this practicalities
Some new embodiments, for those of ordinary skill in the art, without having to pay creative labor, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
Fig. 1 is the structural representation of Electric Submersible Pump Unit；
Fig. 2 is the submersible electric motor protector fishing device structural representation that the utility model embodiment one is provided.
Description of reference numerals：
1- oil pipes；
2- oil-submersible cables；
5- centrifugal multistage pump multiple centrifugal pumps；
6- submersible electric pump separators；
7- submersible electric motor protectors；
8- submersible electric machine with oils；
9- sleeve pipes；
11- joints；
12- windowing clamps；
13- cylinders；
14- guide shoes.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the utility model
Accompanying drawing, is clearly and completely described to the technical scheme in the utility model, it is clear that described embodiment is this practicality
New a part of embodiment, rather than whole embodiments.Based on the embodiment in the utility model, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the model of the utility model protection
Enclose.
Fig. 2 is the submersible electric motor protector fishing device structural representation that the utility model embodiment one is provided, in Fig. 2,
The axis left side is the cross-sectional view of submersible electric motor protector fishing device, and the axis left side is submersible electric motor protector
The front view of fishing device, as shown in Fig. 2 the submersible electric motor protector fishing device of the present embodiment includes joint 11, cylinder 13
With multiple windowing clamps 12, windowing clamp 12 is opened on the inwall of cylinder 13 and exists between the inwall of cylinder 13 pre- obliquely
If the angle of angle, the upper end of joint 11 is used for and drags for post and be connected, and the lower end of joint 11 is connected with cylinder 13 or is with cylinder 13
Integrative-structure, windowing clamp 12 is twist distributed on cylinder.The purpose of spirality distribution is in order that obtaining uniform force.
Optionally, a kind of windowing implementation that is twist distributed on cylinder of clamp 12 is：On cylinder 13 at equal intervals
At least three groups windowing clamps of distribution, are spacedly distributed to be spacedly distributed on vertical direction, and each group of windowing clamp is in cylinder 13
Same circumference on be uniformly distributed, each group of number of windowing clamp is at least three.
Further, as shown in Fig. 2 the submersible electric motor protector fishing device of the present embodiment also includes being located at cylinder bottom
Guide shoe.Guide shoe is zigzag, the internal diameter of the internal diameter more than or equal to cylinder of guide shoe.Because the internal diameter of guide shoe is more than or equal to cylinder
The internal diameter of body, it is to salvage submersible electric machine with oil in the submersible electric motor protector fishing device using the present embodiment in order that obtaining to be arranged such
When protector or other fish, it is easier to entangle submersible electric motor protector, that is, be inducted into fish, cleaning submersible electric machine with oil protection is also convenient for
Device or other fish.
Specifically, windowing clamp therein is the bottom of isosceles trapezoid or isosceles triangle, isosceles trapezoid or isosceles triangle
While being the fixing end of windowing clamp 12.
Specifically, predetermined angle therein is 3 °~9 °.
Optionally, the internal diameter of cylinder 13 is 110mm~137mm.To ensure the intensity of cylinder, the material of cylinder is 42CrMo
Steel.
Optionally, the external diameter of cylinder is 152mm.
Specifically, in the submersible electric motor protector fishing device that actual fabrication the present embodiment is provided, can be directly in cylinder
The windowing clamp 12 of multiple isosceles trapezoids is opened up on body 13, then clamp 12 will be opened a window to cylinder using instruments such as hammer, hammers
Default angle is pounded in 13, such as 3 °~9 °, the clamp 12 that so opens a window is one with cylinder 13, and the mode of the welding that compares is held
Easily make and uniform force, durable, processing is simple.After the windowing clamp 12 for opening up, multiple windowing clamp 12 is in cylinder 13
It is interior to constitute cylindrical space of the internal diameter less than the internal diameter of cylinder 13, for example, the submersible electric motor protector for making the present embodiment salvages dress
When putting, it is 152mm to set the external diameter of cylinder 13, and the internal diameter of cylinder 13 is 137mm, and the length of cylinder is 3.4m, and open a window clamp 12 and cylinder
3 °~9 ° of angle between the inwall of body 13, be spacedly distributed three groups of windowing clamps 12 on cylinder 13, on vertical direction at equal intervals
0.27m, each group of windowing clamp is uniformly distributed on the same circumference of cylinder 13, and every group has three windowing clamps, and open a window clamp
12 are shaped as isosceles trapezoid (top 3cm, following 5cm, waist 7cm long), and multiple windowing clamp 12 constitutes an internal diameter in cylinder 13
It is the cylindrical space of 126mm, the internal diameter of guide shoe is 137mm.When actually used, the joint of submersible electric motor protector fishing device
11 inwalls are connected using 73.02mm external upset drill pipes button, and the upper end of joint 11 is connected with post connection, lower end is dragged for cylinder 13, joint
The standard design of use American Petroleum Institute APISPEC 5B of the screw thread of part, it is applied widely.
The operation principle of submersible electric motor protector fishing device that the present embodiment is provided is：When submersible electric motor protector from cylinder
Body bottom or from carry bottom setting guide shoe into fishing device cylinder and head into windowing clamp after, windowing clamp outside
Swollen, its bounce will tightly bite the anti-down block body of submersible electric motor protector, and open a window clamp also anti-down piece of step of stuck fast, i.e.,
Large scale submersible electric motor protector is dragged for.The internal diameter of cylinder 13 is 110mm~137mm, therefore can salvage external diameter less than 137mm
Submersible electric motor protector (actual outside diameter 133mm) or other fish.
The submersible electric motor protector fishing device that the present embodiment is provided, by setting joint, cylinder and being opened in obliquely
There are multiple windowing clamps of predetermined angle angle on cylinder inboard wall and between cylinder inboard wall, the internal diameter of cylinder can be according to latent
It is larger that the external diameter of oily motor protecter is set, therefore can realize the salvaging of large-sized submersible electric motor protector, processing technology
Simply, it is with low cost and salvage large scale submersible electric motor protector function reliability, do not influence job scheduling, efficiently reduce due to
Large scale submersible electric motor protector falls the economic losses such as complicated salvaging, well workover that well causes.
Finally it should be noted that：Various embodiments above is only used to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail to the utility model 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, or to which part or whole
Technical characteristic carries out equivalent；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 submersible electric motor protector fishing device, it is characterised in that including：
Joint, cylinder and multiple windowing clamps；It is described windowing clamp be opened in obliquely on the cylinder inboard wall and with the cylinder
There is the angle of predetermined angle between internal wall；
The upper end of the joint is used for and drags for post and be connected, and the lower end of the joint is connected with the cylinder or is one with the cylinder
Body structure；
The windowing clamp is twist distributed on the cylinder.
2. device according to claim 1, it is characterised in that be spacedly distributed at least three groups windowing cards on the cylinder
Plate, each group of windowing clamp is uniformly distributed on the same circumference of the cylinder, and the number of each group of windowing clamp is at least three
It is individual.
3. device according to claim 1 and 2, it is characterised in that also include：Positioned at the guide shoe of the cylinder bottom.
4. device according to claim 3, it is characterised in that the guide shoe is zigzag, the internal diameter of the guide shoe is more than
Or equal to the internal diameter of the cylinder.
5. device according to claim 1 and 2, it is characterised in that the windowing clamp is isosceles trapezoid or isoceles triangle
The base of shape, isosceles trapezoid or isosceles triangle is the fixing end of the windowing clamp.
6. device according to claim 1 and 2, it is characterised in that the predetermined angle is 3 °~9 °.
7. device according to claim 1 and 2, it is characterised in that the internal diameter of the cylinder is 110mm~137mm.
8. device according to claim 1 and 2, it is characterised in that the material of the cylinder is 42CrMo steel.
9. device according to claim 1 and 2, it is characterised in that the external diameter of the cylinder is 152mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241152.1U CN206309321U (en) | 2016-11-21 | 2016-11-21 | Fishing device for submersible motor protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241152.1U CN206309321U (en) | 2016-11-21 | 2016-11-21 | Fishing device for submersible motor protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309321U true CN206309321U (en) | 2017-07-07 |
Family
ID=59244028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621241152.1U Active CN206309321U (en) | 2016-11-21 | 2016-11-21 | Fishing device for submersible motor protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309321U (en) |
-
2016
- 2016-11-21 CN CN201621241152.1U patent/CN206309321U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |