CN208203200U - A kind of oil pipe rubber class litter latch jack - Google Patents
A kind of oil pipe rubber class litter latch jack Download PDFInfo
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- CN208203200U CN208203200U CN201820542006.5U CN201820542006U CN208203200U CN 208203200 U CN208203200 U CN 208203200U CN 201820542006 U CN201820542006 U CN 201820542006U CN 208203200 U CN208203200 U CN 208203200U
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- rubber
- ball seat
- oil pipe
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- rubber class
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Abstract
The utility model provides a kind of oil pipe rubber class litter latch jack, including sequentially connected hydraulic swab, ball seat and fishing socket from top to bottom；Valve ball seat, the valve ball and the side inlet opening uniformly distributed along shell surrounding with the cooperation sealing of valve ball seat that the ball seat includes shell, is set in the housing, the valve ball top are equipped with pipe nipple of blocking, and the ball seat both ends are openning shape.This kind of oil pipe rubber class litter latch jack, existing hydraulic swab and ball seat are improved, and generate suction by ball seat and rubber group (upper rubber and lower rubber), the rubber class junk floated in oil pipe is entered fishing socket.For the fisher for the rubber class junk in oil pipe, volume is different, and fast salvaging may be implemented, solve oil test operation scene to the salvaging problem of the soft junk of rubber class in oil pipe.Through field test, the soft fishing junk success rate of rubber class improves work efficiency up to 100%, reduces disposal costs.
Description
Technical field
The utility model belongs to oil well and salvages equipment technology field, and in particular to a kind of oil pipe rubber class litter latch jack.
Background technique
Oil well oil test operation scene carries out pumping oil test operation using hydraulic swab at present, but in pumping process, by
In the matched rubber quality problems of swab, operator's misoperation, submergence depth or the reasons poles such as tube inner wall is rough
Easily cause that pumping rubber fritter falls off or blocking fall off falls into oil pipe.Continue swabbing operation, the rubber to fall off floats on liquid level, takes out
Son is difficult to enter liquid level extraction liquid.When pumping rubber falls off excessive, cause can not pumping and stop production.It is live mainly to use three
Kind of scheme solves similar problems: first, pumping tubing string is played, takes pumping rubber out of, to carrying out swabbing operation again after oil pipe siphunculus；The
Two, carry out reacting cycle clean-out service；Third, using hydraulic swab, processing band burr drill bit production fishing spear in lower part is beaten
Fishing.
It plays pumping tubing string and takes rubber out of or reacting cycle well-flushing is at high cost, the time is long, influences reservoir properties.It is taken out using hydraulic
Sub- lower part processing band burr drill bit production fishing spear is salvaged, ineffective, is difficult fishing junk going out pit shaft.
Utility model content
The purpose of this utility model is for existing tool and method is at high cost, the time is long, for the rubber of different volumes
The technical issues of class junk is difficult to realize fast salvaging provides a kind of oil pipe rubber class litter latch jack.
The technical scheme that the utility model is provided is as follows:
A kind of oil pipe rubber class litter latch jack, including sequentially connected hydraulic swab, ball seat and salvaging from top to bottom
Cylinder；
The ball seat includes shell, is set in the housing valve ball seat, with the valve ball of valve ball seat cooperation sealing and
The side inlet opening uniformly distributed along shell surrounding, the valve ball top are equipped with pipe nipple of blocking, and the ball seat both ends are openning shape.
The hydraulic swab includes the top connection set gradually from top to bottom, central tube and lower contact, the central tube
It is successively arranged with back of the body cap, upper rubber and lower rubber from top to bottom outside, the upper rubber is externally provided with upper steel bowl, upper rubber and lower rubber
Between be equipped with intermediate steel bowl, lower rubber and have lower steel bowl and sealing ring, the top connection is equipped with liquid outlet, sets in lower contact
It blocks pin.
The fishing socket is the circular tube structure of both ends open, and the bottom of the fishing socket is evenly distributed with more hair down acicular hooks.
The housing central section is reverse frustoconic, and both ends are cylinder, and the side inlet opening is circumferentially uniformly distributed along reverse frustoconic.
The valve ball seat is semicircular arc-shaped.
The hydraulic swab, ball seat and fishing socket are connected through a screw thread, and the ball seat both ends are external screw thread.
The beneficial effects of the utility model are:
This oil pipe rubber class litter latch jack provided by the utility model carries out existing hydraulic swab and ball seat
It improves, suction is generated by ball seat and rubber group (upper rubber and lower rubber), the rubber class junk floated in oil pipe is entered and is beaten
Dipper.For the fisher for the rubber class junk in oil pipe, volume is different, and fast salvaging may be implemented, solve oil test operation
Salvaging problem of the scene to the soft junk of rubber class in oil pipe.Through field test, the soft fishing junk success rate of rubber class reaches
100%, it improves work efficiency, reduces disposal costs.
It is described in further details below in conjunction with attached drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of ball seat；
Fig. 3 is the structural schematic diagram of fishing socket.
In figure: 1, fishing socket；2, ball seat；3, valve ball；4, it blocks pipe nipple；5, it blocks pin；6, sealing ring；7, lower steel bowl；
8, upper rubber；9, central tube；10, intermediate steel bowl；11, lower rubber；12, upper steel bowl；13, back of the body cap；14, liquid outlet；15, it is connect on
Head；16, hair down acicular hook；17, valve ball seat；18, side inlet opening；19, main body screw；20, fishing socket screw thread；21, lower thread.
Specific embodiment
Embodiment 1:
A kind of oil pipe rubber class litter latch jack is present embodiments provided, including sequentially connected hydraulic is taken out from top to bottom
Son, ball seat 2 and fishing socket 1；
Valve ball seat 17, the valve ball with the cooperation sealing of valve ball seat 17 that the ball seat 2 includes shell, is set in the housing
3 and the side inlet opening 18 uniformly distributed along shell surrounding, pipe nipple 4 of blocking is equipped with above the valve ball 3, and 2 both ends of ball seat are equal
For openning shape.
When needing the rubber class junk in fishing oil pipe, the inside ball seat of hydraulic swab is dismantled, 2 He of this ball seat is installed
Fishing socket 1.
The course of work:
By drain line rubber class litter latch jack under wirerope to hydrodynamic face, within the scope of the 45-50m of hydrodynamic face on put
Let live 2-3 times dynamic, during oil pipe rubber class litter latch jack uplink and downlink, rubber class junk enters in fishing socket 1, so
Oil pipe rubber class litter latch jack is above mentioned afterwards, is dismantled fishing socket 1, is poured out rubber class junk and complete fishing.
Embodiment 2:
On the basis of embodiment 1, a kind of oil pipe rubber class litter latch jack as shown in Figure 1 is present embodiments provided,
The hydraulic swab includes the top connection 15 set gradually from top to bottom, central tube 9 and lower contact, the central tube 9 it is outer from
Back of the body cap 13, upper rubber 8 and lower rubber 11 are successively arranged under, the upper rubber 8 is externally provided with upper steel bowl 12, upper 8 He of rubber
Lower steel bowl 7 and sealing ring 6 are had equipped with intermediate steel bowl 10, lower rubber 11 between lower rubber 11, the top connection 15 is equipped with
Liquid outlet 14, lower contact is interior to be equipped with pin 5 of blocking.
In the present embodiment, the hydraulic swab, ball seat 2 and fishing socket 1 are connected through a screw thread, 2 liang of the ball seat
End is external screw thread.
As shown in Fig. 2, ball seat 2 includes shell, valve ball seat 17, side inlet opening 18, main body screw 19, fishing socket screw thread
20, reverse frustoconic and lower thread 21.Wherein, valve ball seat 17 is semicircular arc-shaped, and is not drawn into valve ball 3(Fig. 2) cooperation
Sealing；Side inlet opening 18 is uniformly distributed in reverse frustoconic surrounding.
Housing central section is reverse frustoconic, and both ends are cylinder, and the side inlet opening 18 is circumferentially uniformly distributed along reverse frustoconic.
Connection procedure: main body screw 19 is connect with hydraulic swab, and fishing socket 1 is connected by 1 internal screw thread of fishing socket and ball seat 2
It connects.
Refloatation method:
When oil pipe rubber class litter latch jack downlink, oily liquid in pipe is through under the side inlet opening 18 and fishing socket 1 on ball seat 2
Main inlet enter oil pipe rubber class litter latch jack, liquid opens valve ball 3 and is discharged from the liquid outlet 14 of hydraulic swab,
In the glue class junk skin indentation dipper that liquid level in oil pipe is floated simultaneously；
When oil pipe rubber class litter latch jack uplink, valve ball 3 is sitting on valve ball seat 17, and upper liquid compresses upper rubber
8 and lower rubber 11, make rubber 8 and lower rubber 11 and tubing seal, generate suction, sucks the rubber class floated in oil pipe again
Junk enters fishing socket 1.To realize salvaging.
Embodiment 3:
On the basis of embodiment 1, a kind of oil pipe rubber class litter latch jack, the fishing socket 1 are present embodiments provided
Bottom for the circular tube structure of both ends open, the fishing socket 1 is evenly distributed with more hair down acicular hooks 16.1 structure of fishing socket such as Fig. 3 institute
Show.
Wherein, hair down acicular hook 16 is used to when oil pipe rubber class litter latch jack uplink in oil pipe, prevents from having entered and beat
The rubber class junk of dipper 1 downlink under the effect of gravity, drops out out of fishing socket 1.
Embodiment 4:
A kind of oil pipe rubber class litter latch jack is present embodiments provided, by fishing socket 1, ball seat 2, hydraulic swab group
At.Wherein, hydraulic swab includes the top connection 15 set gradually from top to bottom, central tube 9 and lower contact, the central tube 9
It is successively arranged with back of the body cap 13, upper rubber 8 and lower rubber 11 from top to bottom outside, the upper rubber 8 is externally provided with upper steel bowl 12, upper rubber
Lower steel bowl 7 and sealing ring 6 are had equipped with intermediate steel bowl 10, lower rubber 11 between 8 and lower rubber 11, is set in the top connection 15
There is liquid outlet 14, is equipped with pin 5 of blocking in lower contact.
Fishing socket 1 is circular tube structure, and top is internal screw thread, and bottom is evenly distributed with four hair down acicular hooks 16；Ball seat 2 is by valve ball seat
17, side inlet opening 18, main body screw 19, fishing socket screw thread 20 and lower thread 21 form.Valve ball seat 17 be it is semicircular arc-shaped, with
The cooperation sealing of valve ball 3；Side inlet opening 18 is uniformly distributed in truncated cone-shaped surrounding.Main body screw 19 is connect with hydraulic swab, fishing socket 1
It is connect by dipper internal screw thread with ball seat 2.
Application effect: currently, in oil test operation, pumping drain, well inner tube is widely applied for low permeability oil field in long region of celebrating
Column is mostly the new N80 oil pipe of tripping in, and formation water output is serious, and only a few oil connection is not smooth enough, the pumping glue in pumping process
Skin is easily fallen into well, is taken care of the pence, and causes pumping difficult, and as rubber the more falls the more more, swabbing operation will can not be carried out, will
The tool is gradually equipped with to unit, to spare.During other swabbing operations, it is also inevitable to fall well rubber, can be wide
Application swabbing operation during.Now it is as follows: to falling three kinds of Refloatation method theory analyzing of applying effects of well rubber to individual well
Oil pipe rubber class litter latch jack solves operation field to the salvaging problem for falling well rubber in oil pipe, Neng Gouji
When solve site problems, effectively prevent the generation of secondary accident in operation, reduce personnel equipment etc. and stop, reduce formation damage,
Operating cost is saved, bring indirect economic effect is also that can not estimate.
Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model
Limitation, it is all to be belonged within the protection scope of the utility model with the same or similar design of the utility model.The present embodiment
The part not specifically described belongs to the common knowledge and well-known technique of the art, is no longer described in detail one by one herein.
Claims (6)
1. a kind of oil pipe rubber class litter latch jack, it is characterised in that: including sequentially connected hydraulic swab, ball from top to bottom
Seat (2) and fishing socket (1)；
Valve ball seat (17), the valve with valve ball seat (17) cooperation sealing that the ball seat (2) includes shell, is set in the housing
Ball (3) and the side inlet opening (18) uniformly distributed along shell surrounding, valve ball (3) top, which is equipped with, blocks pipe nipple (4), the ball
Seat (2) both ends are openning shape.
2. a kind of oil pipe rubber class litter latch jack according to claim 1, it is characterised in that: the hydraulic swab packet
Include the top connection (15) set gradually from top to bottom, central tube (9) and lower contact, the central tube (9) is outside from top to bottom successively
It is arranged with back of the body cap (13), upper rubber (8) and lower rubber (11), the upper rubber (8) is externally provided with upper steel bowl (12), upper rubber (8)
Be equipped with intermediate steel bowl (10), lower rubber (11) between lower rubber (11) and have a lower steel bowl (7) and sealing ring (6), it is described on
Connector (15) is equipped with liquid outlet (14), is equipped in lower contact and blocks pin (5).
3. a kind of oil pipe rubber class litter latch jack according to claim 1, it is characterised in that: the fishing socket (1) is
The bottom of the circular tube structure of both ends open, the fishing socket (1) is evenly distributed with more hair down acicular hooks (16).
4. a kind of oil pipe rubber class litter latch jack according to claim 1, it is characterised in that: the housing central section is to fall
Truncated cone-shaped, both ends are cylinder, and the side inlet opening (18) is circumferentially uniformly distributed along reverse frustoconic.
5. a kind of oil pipe rubber class litter latch jack according to claim 1, it is characterised in that: the valve ball seat (17)
It is semicircular arc-shaped.
6. a kind of oil pipe rubber class litter latch jack according to claim 1, it is characterised in that: the hydraulic swab,
Ball seat (2) and fishing socket (1) are connected through a screw thread, and ball seat (2) both ends are external screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820542006.5U CN208203200U (en) | 2018-04-17 | 2018-04-17 | A kind of oil pipe rubber class litter latch jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820542006.5U CN208203200U (en) | 2018-04-17 | 2018-04-17 | A kind of oil pipe rubber class litter latch jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208203200U true CN208203200U (en) | 2018-12-07 |
Family
ID=64524435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820542006.5U Active CN208203200U (en) | 2018-04-17 | 2018-04-17 | A kind of oil pipe rubber class litter latch jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208203200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386150A (en) * | 2018-04-17 | 2018-08-10 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | A kind of oil pipe rubber class litter latch jack and Refloatation method |
-
2018
- 2018-04-17 CN CN201820542006.5U patent/CN208203200U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386150A (en) * | 2018-04-17 | 2018-08-10 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | A kind of oil pipe rubber class litter latch jack and Refloatation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201027 Address after: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Chuanqing Drilling Engineering Co.,Ltd. Address before: 710018 Changqing building, 1203 Changqing Changqing Garden area, Shaanxi, Xi'an Province Patentee before: CHANGQING DOWNHOLE TECHNOLOGY OPERATION COMPANY OF CNPC CHUANQING DRILLING ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right |