CN207974788U - A kind of novel continuous oil pipe anti-dropping apparatus - Google Patents
A kind of novel continuous oil pipe anti-dropping apparatus Download PDFInfo
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- CN207974788U CN207974788U CN201820275632.2U CN201820275632U CN207974788U CN 207974788 U CN207974788 U CN 207974788U CN 201820275632 U CN201820275632 U CN 201820275632U CN 207974788 U CN207974788 U CN 207974788U
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Abstract
The utility model discloses a kind of novel continuous oil pipe anti-dropping apparatus, including cylinder, column body center is equipped with cavity, cavity upper end is connected to by threaded hole with cylinder upper end, being passed through in threaded hole has the threaded rod being threadedly coupled with it, threaded rod lower end is fixed with sphere, sphere is bonded in the cavity and with its inner wall, cylinder side annular is equipped with multiple grooves, it is connected to by through-hole between groove and cavity, curved roof is fitted in groove, the concave surface of curved roof is fixed with the sliding block for being inserted into through-hole, through-hole it is upper, the spring blind hole that lower both sides are equipped in cylinder and are connected to groove, it is fixed with tension spring between spring blind hole madial wall and the concave surface of curved roof, the utility model has the beneficial effects that：It is easy to operate, it is easy to use, it avoids and is unloading the stuck point loosening for causing the disconnected section of coiled tubing in well when the operation of well mouth oil pipe screw thread, to which the degree of stretching is adjusted by the rotation of threaded rod in the complex accident for causing the disconnected section of coiled tubing to fall well again.
Description
Technical field
The utility model is related to exploitation of oil-gas field fields, and in particular to a kind of novel continuous oil pipe anti-dropping apparatus.
Background technology
During the production development of each oil gas field, occurs being stuck in oil pipe after coiled tubing is disconnected de- sometimes for some reason, adopt
The de- coiled tubing that breaks can not be pulled out with conventional Refloatation method, is only capable of that oil pipe has been relied on to take coiled tubing out of, by dismantling outside
Segmentation cutting is implemented to oil pipe inside coiled tubing after oil pipe, after stuck point, passes through well in oil pipe wait finding disconnected de- coiled tubing
Mouth beat coiled tubing Special clip it is counter wear injection head mode and act remainder fall coiled tubing, but playing an oil pipe progress oil discharge pipe
In screw thread operation, it may result in stuck point of the coiled tubing in oil pipe and loosen, coiled tubing is caused to fall in well again
Risk, existing device is complicated for operation, inconvenient for use, avoids causing in well continuous oil when unloading the operation of well mouth oil pipe screw thread
The effect that the stuck point of the disconnected section of pipe loosens is poor, acts on unobvious, still has certain probability that the disconnected section of coiled tubing is caused to fall well again
Complex accident, and the degree of the disconnected section stuck point of stretching coiled tubing is unadjustable, and a kind of device of necessity exploitation is to solve above ask
Topic.
Utility model content
Above-mentioned in order to solve the problems, such as, the utility model provides a kind of novel continuous oil pipe anti-dropping apparatus.
The utility model is achieved through the following technical solutions：
A kind of novel continuous oil pipe anti-dropping apparatus, including cylinder, the column body center are equipped with cavity, the cavity
Upper end is connected to by threaded hole with cylinder upper end, and being passed through in the threaded hole has the threaded rod being threadedly coupled with it, the screw thread
Bar lower end is fixed with sphere, and the sphere is bonded in the cavity and with its inner wall, and cylinder side annular is equipped with multiple grooves,
It is connected to by through-hole between the groove and cavity, curved roof, the concave surface of the curved roof is fitted in the groove
It is fixed with the sliding block for being inserted into through-hole, the upper and lower both sides of the through-hole are equipped with the spring blind hole being connected in cylinder and with groove, institute
It states and is fixed with tension spring between spring blind hole madial wall and the concave surface of curved roof.
Further, end section is back taper under the cylinder.
Further, the cavity is cylinder.
Further, the convex surface of the curved roof is equipped with multiple hangnails.
Further, the section of the sliding block towards one end of cavity is arc.
Further, the groove matches with curved roof, and the sliding block is slidably connected with through-hole.
Compared with prior art, the utility model has the beneficial effects that：It is easy to operate, it is easy to use, it avoids and is unloading
Well mouth oil pipe screw thread causes the stuck point of the disconnected section of coiled tubing in well to loosen when operating, to cause the disconnected section of coiled tubing to fall well again
Complex accident the degree of stretching is adjusted by the rotation of threaded rod.
Description of the drawings
Fig. 1 is the schematic diagram of structure described in the utility model；
Fig. 2 is the schematic diagram of curved roof and hangnail；
Fig. 3 is the partial enlarged view of structure described in the utility model；
Fig. 4 is the schematic diagram of work described in the utility model.
In figure：The disconnected section of cylinder 1, threaded rod 2, sphere 3, sliding block 4, curved roof 5, tension spring 6, hangnail 7, coiled tubing
8, oil pipe 9, cavity 101, spring blind hole 102, groove 103, through-hole 104, threaded hole 105.
Specific implementation mode
The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings：
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of novel continuous oil pipe anti-dropping apparatus, including cylinder 1, the cylinder 1
Center of inside is equipped with cavity 101, and 101 upper end of the cavity is connected to by threaded hole 105 with 1 upper end of cylinder, the threaded hole 105
Interior pass through has the threaded rod 2 being threadedly coupled with it, 2 lower end of the threaded rod to be fixed with sphere 3, and the sphere 3 is in cavity 101
And be bonded with its inner wall, 1 side annular of the cylinder is equipped with multiple grooves 103, passes through between the groove 103 and cavity 101
Through-hole 104 is connected to, and is fitted with curved roof 5 in the groove 103, the concave surface of the curved roof 5 is fixed with insertion through-hole
104 sliding block 4, the upper and lower both sides of the through-hole 104 are equipped with the spring blind hole 102 being connected in cylinder 1 and with groove 103, institute
It states and is fixed with tension spring 6 between 102 madial wall of spring blind hole and the concave surface of curved roof 5.
Preferably, 1 time end section of the cylinder is back taper, and being downwardly into coiled tubing convenient for cylinder 1 breaks in section 8.
Preferably, the cavity 101 is cylinder, and the sphere 3 made is bonded with 101 inner wall of cavity, be convenient for sphere 3 it is upper,
It is bonded with 4 side of sliding block when lower mobile.
Preferably, the convex surface of the curved roof 5 is equipped with multiple hangnails 7, convenient for the inner wall patch for the section 8 that breaks with coiled tubing
It closes, plays the role of increasing friction.
Preferably, the section of the sliding block 4 towards one end of cavity 101 is arc, convenient for moving up and down for sphere 3, and
Withstand sliding block 4.
Preferably, the groove 103 matches with curved roof 5 so that curved roof 5 can be embedded into groove 103；
The sliding block 4 is slidably connected with through-hole 104, and sliding block 4 being capable of the sliding in through-hole 104.
When specifically used, configuration process is as follows：When coiled tubing carries out operation in oil pipe 9, occurs disconnected de- shape for some reason
At the disconnected section 8 of coiled tubing and after being stuck in oil pipe 9, it can not pull the disconnected section 8 of coiled tubing out using conventional Fishing Tools, can only rely on
Oil pipe takes coiled tubing out of, by implementing segmentation cutting, the disconnected section of coiled tubing to be found to coiled tubing after dismantling outside oil pipe 9
8 in oil pipe after stuck point, by well head beat special coiled tubing clamp it is counter wear injection head mode and act remainder fall continuous oil
The disconnected section 8 of pipe causes continuous to prevent from causing the stuck point of the disconnected section of coiled tubing in well 8 to loosen when the operation of well mouth oil pipe screw thread unloading
Oil pipe is disconnected to save 8 complex accidents for falling well again, and 8 are saved as shown in figure 4, coiled tubing anti-dropping apparatus is inserted into coiled tubing and is broken
The inner wall of inner cavity, the disconnected section of hangnail 7 on curved roof 5 and coiled tubing 8 be bonded, plays the role of friction, coiled tubing is made to prevent
Dropping device rests on the inner cavity of the disconnected section of coiled tubing 8, rotates in the forward direction threaded rod 2, threaded rod 2 drives sphere 3 in cavity 101
It moving down, the top of sphere 3 to the arc side of sliding block 4 makes sliding block 4 be moved to the direction far from cavity 101 in through-hole 104,
Curved roof 5 is moved with sliding block 4, and tension spring 6 is stretched in spring blind hole 102, and curved roof 5 withstands the disconnected section of coiled tubing
8 inner wall keeps it closer with 9 inner wall of oil pipe, is not easy to slip, and reversely rotates threaded rod 2, and threaded rod 2 rises, and sphere 3 does not exist
Sliding block 4 is pushed up, tension spring 6 resets, and curved roof 5 returns in groove 103.It avoids and draws when unloading the operation of well mouth oil pipe screw thread
The stuck point for playing the disconnected section of coiled tubing in well 8 loosens, to cause the disconnected section of coiled tubing 8 to fall the complex accidents of well again.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment including a series of elements includes not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
Specific case used herein is expounded the principles of the present invention and embodiment, above example
Illustrate the method and its core concept for being merely used to help understand the utility model.The above is only the preferred of the utility model
Embodiment, it is noted that due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for this technology
For the those of ordinary skill in field, without departing from the principle of this utility model, several improvement, retouching can also be made
Or variation, above-mentioned technical characteristic can also be combined in the right way；These improve retouching, variation or combination, or not
It is improved that the design of utility model and technical solution are directly applied into other occasions, it is regarded as the protection of the utility model
Range.
Claims (6)
1. a kind of novel continuous oil pipe anti-dropping apparatus, including cylinder (1), it is characterised in that：Cylinder (1) center of inside is set
There are cavity (101), cavity (101) upper end to be connected to cylinder (1) upper end by threaded hole (105), the threaded hole (105)
Interior pass through has the threaded rod (2) being threadedly coupled with it, threaded rod (2) lower end to be fixed with sphere (3), and the sphere (3) exists
It is bonded in cavity (101) and with its inner wall, cylinder (1) side annular is equipped with multiple grooves (103), the groove (103)
It is connected to by through-hole (104) between cavity (101), curved roof (5), the arc is fitted in the groove (103)
The concave surface of top plate (5) is fixed with the sliding block (4) for being inserted into through-hole (104), and the upper and lower both sides of the through-hole (104) are equipped in cylinder
(1) the spring blind hole (102) being connected in and with groove (103), spring blind hole (102) madial wall and curved roof (5)
Tension spring (6) is fixed between concave surface.
2. a kind of novel continuous oil pipe anti-dropping apparatus according to claim 1, it is characterised in that：Under the cylinder (1)
End section is back taper.
3. a kind of novel continuous oil pipe anti-dropping apparatus according to claim 1, it is characterised in that：The cavity (101)
For cylinder.
4. a kind of novel continuous oil pipe anti-dropping apparatus according to claim 1, it is characterised in that：The curved roof
(5) convex surface is equipped with multiple hangnails (7).
5. a kind of novel continuous oil pipe anti-dropping apparatus according to claim 1, it is characterised in that：Sliding block (4) court
It is arc to the section of one end of cavity (101).
6. a kind of novel continuous oil pipe anti-dropping apparatus according to claim 1, it is characterised in that：The groove (103)
Match with curved roof (5), the sliding block (4) is slidably connected with through-hole (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820275632.2U CN207974788U (en) | 2018-02-27 | 2018-02-27 | A kind of novel continuous oil pipe anti-dropping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820275632.2U CN207974788U (en) | 2018-02-27 | 2018-02-27 | A kind of novel continuous oil pipe anti-dropping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207974788U true CN207974788U (en) | 2018-10-16 |
Family
ID=63767858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820275632.2U Active CN207974788U (en) | 2018-02-27 | 2018-02-27 | A kind of novel continuous oil pipe anti-dropping apparatus |
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| Country | Link |
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| CN (1) | CN207974788U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112065305A (en) * | 2020-11-12 | 2020-12-11 | 东营同博石油电子仪器有限公司 | Oil pipe dropout prevention means is used in oil field exploitation |
| CN117328826A (en) * | 2023-12-01 | 2024-01-02 | 大庆辰平钻井技术服务有限公司 | Pipeline well dropping prevention device and ultra-short radius horizontal well completion method |
-
2018
- 2018-02-27 CN CN201820275632.2U patent/CN207974788U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112065305A (en) * | 2020-11-12 | 2020-12-11 | 东营同博石油电子仪器有限公司 | Oil pipe dropout prevention means is used in oil field exploitation |
| CN112065305B (en) * | 2020-11-12 | 2021-02-02 | 中国石油化工股份有限公司 | Oil pipe dropout prevention means is used in oil field exploitation |
| CN117328826A (en) * | 2023-12-01 | 2024-01-02 | 大庆辰平钻井技术服务有限公司 | Pipeline well dropping prevention device and ultra-short radius horizontal well completion method |
| CN117328826B (en) * | 2023-12-01 | 2024-02-20 | 大庆辰平钻井技术服务有限公司 | Pipeline well dropping prevention device and ultra-short radius horizontal well completion method |
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 300000 16 Baoyuan Road, Jinnan Economic Development Zone, Jinnan District, Tianjin Patentee after: Tianjin Jinggong petroleum special pipe fittings Co., Ltd Address before: 300000 16 Baoyuan Road, Jinnan Economic Development Zone, Jinnan District, Tianjin Patentee before: TIANJIN JINGGONG PETROLEUM PIPE FITTINGS CO., LTD. |