CN216008415U - Reducing hoisting pump rod short circuit - Google Patents
Reducing hoisting pump rod short circuit Download PDFInfo
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- CN216008415U CN216008415U CN202122309657.4U CN202122309657U CN216008415U CN 216008415 U CN216008415 U CN 216008415U CN 202122309657 U CN202122309657 U CN 202122309657U CN 216008415 U CN216008415 U CN 216008415U
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- pump rod
- oil pipe
- short circuit
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- joint
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Abstract
The utility model provides a reducing lift pump rod short circuit, which comprises an oil pipe short circuit and a pump rod short circuit; a threaded section is arranged in one end of the pump rod short joint, the end is connected with the pump rod through threads, and a clamping section is arranged at the other end of the pump rod short joint; the oil pipe short joint sequentially comprises an oil pipe joint, a movable rod and a special-shaped positioning lock head from top to bottom, and the pump rod short joint is sleeved on the movable rod and can move up and down along the movable rod; one end of the oil pipe joint is sealed by a sealing sheet, the bottom of the end is fixedly connected with a movable rod, a plurality of through holes penetrating through the sealing sheet are formed in the sealing sheet and around the movable rod, a threaded section is arranged in the other end of the oil pipe joint, the end of the oil pipe joint is connected with an oil pipe through threads, and after the connection, a certain distance is reserved between the bottom of the oil pipe and the sealing sheet; has the advantages that: adopt the utility model discloses be connected with oil pipe and pump rod, the liquid in the oil pipe can flow out at any time from the through-hole, consequently, can not taken the well head external pollution environment.
Description
Technical Field
The utility model belongs to the technical field of oil industry well head hidden danger is administered and specifically relates to a reducing elevator pump pole short circuit is related to.
Background
In the petroleum industry, when an oil pipe and a pump rod work in a well, the lower part of the oil pipe is directly connected with the pump rod, a certain amount of liquid can be stored in the oil pipe in the working process, when the oil pipe and the pump rod are lifted up and are lifted out of the well head, the liquid in the oil pipe flows out after the connection of the oil pipe and the pump rod is broken, and then the environment is polluted, so that the problem needs to be solved by a reducing lifting pump rod short circuit.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a reducing elevator pump pole short circuit, through the utility model discloses, the liquid in the oil pipe can in time flow out, consequently can not be taken out well head external pollution environment.
The technical scheme of the utility model is that:
a reducing lift pump rod short joint comprises an oil pipe short joint and a pump rod short joint;
the pump rod short joint is cylindrical, a threaded section is arranged in one end of the pump rod short joint, the end of the pump rod short joint is connected with the pump rod through threads, and a clamping section with the diameter smaller than the inner diameter of the cylindrical pump rod short joint is arranged at the other end of the pump rod short joint;
the oil pipe short joint sequentially comprises an oil pipe joint, a movable rod and a special-shaped positioning lock head from top to bottom, the outer diameter of the movable rod is matched with the inner diameter of the clamping section, the pump rod short joint is sleeved on the movable rod and can move towards the oil pipe joint or the special-shaped positioning lock head along the movable rod, and the clamping section is adjacent to the oil pipe joint;
the oil pipe joint is cylindrical, one end of the oil pipe joint is closed, a closing sheet is adopted to close the end of the oil pipe joint, the bottom of the end is fixedly connected with the movable rod, a plurality of through holes penetrating through the closing sheet are formed in the closing sheet and around the movable rod, a threaded section is arranged in the barrel-shaped oil pipe joint from the other end of the oil pipe joint, the end of the oil pipe joint is connected with an oil pipe through threads, and after the connection, a certain distance is reserved between the bottom of the oil pipe and the closing sheet;
preferably, the through holes are distributed at equal intervals, and the number of the through holes is 4;
the movable rod sequentially comprises a conical section I, a barrel section and a conical section II from top to bottom, wherein the conical section I is fixedly connected with the sealing sheet and used for limiting the top of the pump rod short circuit from contacting the bottom of the sealing sheet;
further, the outer diameter of the barrel-shaped section is matched with the inner diameter of the clamping section;
further, the taper section I is thick on the top and thin on the bottom, namely: the connection part of the conical section I and the oil pipe joint is thick, and the connection part of the conical section I and the movable rod is thin;
further, the tapered section II is thin at the top and thick at the bottom, namely: the connecting part of the conical section II and the movable rod is thin, and the connecting part of the conical section II and the special-shaped positioning lock head is thick;
the maximum outer diameter of the special-shaped positioning lock head is matched with the inner diameter of the pump rod short joint, when the clamping section in the pump rod short joint is clamped on the conical section II, the bottom of the pump rod short joint extends out of the special-shaped positioning lock head for a certain distance, and the end of the pump rod short joint is connected with the pump rod through threads;
furthermore, one end of the special-shaped positioning lock head is round, and the other end of the special-shaped positioning lock head is of an axe shape;
furthermore, one end of the pump rod is provided with a groove, the axe-shaped head in the special-shaped positioning lock head is embedded into the groove of the pump rod, and then the pump rod short joint is connected with the pump rod through threads;
the conical section I has a certain length, and the minimum outer diameter is matched with or equal to the inner diameter of the clamping section;
preferably, the minimum outer diameter of the conical section I is matched with the inner diameter of the clamping section, and when the minimum outer diameter of the conical section I is matched with the inner diameter of the clamping section, the clamping section of the pump rod short circuit is clamped at the minimum outer diameter position of the conical section I;
the conical section II has a certain length, the maximum outer diameter of the conical section II is matched with or equal to the inner diameter of the clamping section, preferably, the maximum outer diameter of the conical section II is matched with the inner diameter of the clamping section, and when the maximum outer diameter of the conical section II is matched with the inner diameter of the clamping section, the clamping section is clamped at the position of the maximum outer diameter of the conical section II;
furthermore, the whole oil pipe short joint and the pump rod short joint are made of ultra-pure ferrite stainless steel.
The utility model has the advantages that:
be used for inside the well head with this reducing elevator pump pole short circuit, when being connected of oil pipe and pump rod, the pump rod short circuit is connected with the pump rod, oil pipe connects the back through screw thread and oil piping connection, be equipped with the certain distance between oil pipe's bottom and the closure piece, on the closure piece, be equipped with a plurality of through-holes that run through the closure piece around the movable rod, and then the liquid in the oil pipe can flow at any time from the through-hole, consequently, when the work is finished and is taken the well head outside with the oil rod, the liquid in the oil pipe has flowed at any time, and then can not be taken the outside polluted environment of well head.
Because the liquid in the oil pipe can flow out from the through hole at any time, the pump rod at the lower part of the oil pipe can be washed and cleaned in real time, and the oil pipe is favorable for later working procedures.
The axe-shaped head in the special-shaped positioning lock head is embedded into the groove of the pump rod, then the pump rod short circuit is connected with the pump rod through threads, so that the oil pipe short circuit and the pump rod can rotate simultaneously when the oil pipe short circuit or the pump rod receives a rotating force independently, and further the pump rod short circuit can also rotate together, so that the pump rod short circuit and the pump rod cannot be disconnected due to the fact that the oil pipe short circuit or the pump rod receives the rotating force independently.
Because II thin-end on the cone section are thick, when the biggest external diameter of cone section II matches with joint section internal diameter, joint section joint is in the biggest external diameter position of cone section II, consequently the pump rod short circuit card is on cone section II and the more firm of joint, and then the pump rod short circuit can not appear the condition of left and right rocking or random rotation.
Because I thick on the top down is thin, and tapered section I has certain length and minimum external diameter and joint section internal diameter phase-match or equals, consequently has ensured the short circuit top of pump pole not with the closure plate contact, consequently the through-hole can leak liquid all the time.
Because the utility model discloses wholly adopt ultrapure ferrite stainless steel material, consequently this reducing elevator pump pole short circuit corrosion resistance is stronger, and life is longer.
Drawings
FIG. 1 is a schematic view of the variable diameter lift pump rod of the present invention in a state of being connected to a sucker rod and a pump rod;
FIG. 2 is a schematic diagram of a short circuit of a pump rod in a state that the variable diameter lift pump rod short circuit is connected with an oil rod and the pump rod;
FIG. 3 is a schematic view of an oil pipe joint in a state that the reducing lift pump rod short joint is connected with an oil rod and the pump rod;
FIG. 4 is a schematic view of the reducing lift pump rod short circuit of the present invention not connected with the sucker rod and the pump rod;
FIG. 5 is a schematic view of a profiled positioning lock;
in the figure:
1. oil pipe short joint 2, pump rod short joint 2-1, joint section
1-1, oil pipe joint 1-2, movable rod 1-3, special-shaped positioning lock
1-1-1, sealing sheet 1-1-2, through hole 1-2-1 and conical section I
1-2-2, barrel section 1-2-3 and cone section II
Detailed Description
The variable-diameter lift pump rod short circuit is used in a wellhead and comprises an oil pipe short circuit 1 and a pump rod short circuit 2; the pump rod short circuit 2 is cylindrical, a threaded section is arranged in one end of the pump rod short circuit 2, and a clamping section 2-1 with the diameter smaller than the inner diameter of the cylindrical pump rod short circuit 2 is arranged at the other end of the pump rod short circuit 2;
as shown in fig. 4, the oil pipe short joint 1 sequentially comprises an oil pipe joint 1-1, a movable rod 1-2 and a special-shaped positioning lock head 1-3 from top to bottom, the outer diameter of the movable rod 1-2 is matched with the inner diameter of the clamping section 2-1, the pump rod short joint 2 is sleeved on the movable rod 1-2 and can move up and down along the movable rod 1-2 towards the oil pipe joint 1-1 or the special-shaped positioning lock head 1-3;
the oil pipe joint 1-1 is cylindrical, one end of the oil pipe joint 1-1 is closed, a closing sheet 1-1-1 is adopted to close the end of the oil pipe joint 1-1 (as shown in figure 2), the bottom of the end is fixedly connected with the movable rod 1-2, a plurality of through holes 1-1-2 penetrating through the closing sheet 1-1-1 are formed in the closing sheet 1-1-1 and around the movable rod 1-2, and a section of thread section (as shown in figure 3) is arranged in the cylindrical oil pipe joint 1-1 from the other end of the oil pipe joint 1-1;
the number of the through holes 1-1-2 is 4, and the 4 through holes 1-1-2 are distributed at equal intervals;
the maximum outer diameters of the special-shaped positioning lock head 1-3 and the oil pipe joint 1-1 are larger than the maximum outer diameter of the movable rod 1-2, as shown in fig. 2, the movable rod 1-2 sequentially comprises a conical section I1-2-1, a barrel section 1-2-2 and a conical section II 1-2-3 (as shown in fig. 3), wherein the conical section I1-2-1 is used for being fixedly connected with the sealing sheet 1-1-1 and used for limiting the top of the pump rod short circuit 2 not to be contacted with the bottom of the sealing sheet 1-1-1;
further, the tapered section I1-2-1 is thick on the top and thin on the bottom (FIG. 1), namely: the connection part of the conical section I1-2-1 and the oil pipe joint 1-1 is thick, and the connection part of the conical section I1-2-1 and the movable rod 1-2 is thin;
further, the tapered sections II 1-2-3 are fine at the top and coarse at the bottom (FIG. 4), that is: the connection part of the conical section II 1-2-3 and the movable rod 1-2 is thin, and the connection part of the conical section II 1-2-3 and the special-shaped positioning lock head 1-3 is thick;
the maximum outer diameter of the special-shaped positioning lock head 1-3 is matched with the inner diameter of the pump rod short circuit 2, and when the clamping section 2-1 in the pump rod short circuit 2 is clamped on the conical section II 1-2-3, the bottom of the pump rod short circuit 2 extends out of the special-shaped positioning lock head 1-3 for a distance;
furthermore, one end of the special-shaped positioning lock head 1-3 is round, and the other end is of an axe shape;
furthermore, one end of the pump rod is provided with a groove, and the axe-shaped head of the special-shaped positioning lock head 1-3 is embedded into the groove of the pump rod;
the minimum outer diameter of the conical section I1-2-1 is matched with the inner diameter of the clamping section 2-1, and when the minimum outer diameter of the conical section I1-2-1 is matched with the inner diameter of the clamping section 2-1, the clamping section 2-1 of the pump rod short circuit 2 is clamped at the position of the minimum outer diameter of the conical section I1-2-1;
the maximum outer diameter of the conical section II 1-2-3 is matched with the inner diameter of the clamping section 2-1, and when the maximum outer diameter of the conical section II 1-2-3 is matched with the inner diameter of the clamping section 2-1, the clamping section 2-1 is clamped at the position of the maximum outer diameter of the conical section II 1-2-3;
before the reducing lifting pump rod short circuit 2 is connected with the oil pipe and the pump rod, as shown in figure 4, one end of an axe type in the special-shaped positioning lock head 1-3 is downward, the head of the axe type in the special-shaped positioning lock head 1-3 is embedded into a groove of the pump rod, then the pump rod short circuit 2 falls into the special-shaped positioning lock head 1-3 from the oil pipe joint 1-1, the pump rod is rotated to be connected with the pump rod through threads by rotating the pump rod short circuit 2, the pump rod short circuit 2 is continuously rotated until the connection between the pump rod short circuit 2 and the pump rod is firm enough, and at the moment, a clamping section 2-1 in the pump rod short circuit 2 is clamped on a conical section II 1-2-3; then an oil pipe is put in, the oil pipe is connected with the oil pipe joint 1-1 through threads by rotating the oil pipe, after the connection, the state of the reducing lift pump rod short joint 2 is as shown in figure 1, a certain distance is arranged between the bottom of the oil pipe and the sealing sheet 1-1-1, and as a plurality of through holes 1-1-2 penetrating through the sealing sheet 1-1-1 are arranged on the sealing sheet 1-1-1 and around the movable rod 1-2, and further, liquid in the oil pipe can flow out from the through holes 1-1-2 at any time, when the oil rod is brought to the outside of a well head after work is finished, all liquid in the oil pipe leaks out, so that the liquid cannot be brought to the outside of the well head to pollute the environment.
Because the liquid in the oil pipe can flow out from the through hole 1-1-2 at any time, the pump rod can be flushed and cleaned in real time, and the method is favorable for later working procedures.
Because one end of the special-shaped positioning lock head 1-3 is of an axe type, one end of the pump rod is provided with a groove, the axe type head in the special-shaped positioning lock head 1-3 is embedded into the groove of the pump rod, and then the pump rod short circuit 2 is connected with the pump rod through threads, after the axe type head in the special-shaped positioning lock head 1-3 is embedded into the groove of the pump rod, the oil pipe short circuit 1 and the pump rod can rotate simultaneously when the oil pipe short circuit 1 or the pump rod is independently rotated, and further the pump rod short circuit 2 can also rotate together, the connection between the pump rod short circuit 2 and the pump rod cannot be broken because the oil pipe short circuit 1 or the pump rod is independently rotated.
The conical section I1-2-1 is thick at the top and thin at the bottom, the joint of the conical section I1-2-1 and the oil pipe joint 1-1 is thick, the joint of the conical section I1-2-1 and the movable rod 1-2 is thin, the conical section I1-2-1 has a certain length, and the minimum outer diameter is matched with or equal to the inner diameter of the clamping section 2-1, so that the top of the pump rod short joint 2 is not contacted with the sealing sheet 1-1-1, and liquid can be leaked from the through hole 1-1-2 all the time;
because the conical section II 1-2-3 is thin at the top and thick at the bottom, the maximum outer diameter of the conical section II 1-2-3 is matched with the inner diameter of the clamping section 2-1, and when the maximum outer diameter of the conical section II 1-2-3 is matched with the inner diameter of the clamping section 2-1, the clamping section 2-1 is clamped at the position of the maximum outer diameter of the conical section II 1-2-3, the pump rod short circuit 2 is clamped on the conical section II 1-2-3 and clamped firmly, and the pump rod short circuit 2 cannot swing left and right or rotate randomly.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (10)
1. The utility model provides a reducing elevator pump pole short circuit which characterized in that: comprises an oil pipe short circuit and a pump rod short circuit;
the pump rod short joint is cylindrical, a threaded section is arranged in one end of the pump rod short joint, the end of the pump rod short joint is connected with the pump rod through threads, and a clamping section with the diameter smaller than the inner diameter of the cylindrical pump rod short joint is arranged at the other end of the pump rod short joint;
the oil pipe short joint sequentially comprises an oil pipe joint, a movable rod and a special-shaped positioning lock head from top to bottom, the maximum outer diameters of the special-shaped positioning lock head and the oil pipe joint are larger than the maximum outer diameter of the movable rod, the outer diameter of the movable rod is matched with the inner diameter of a clamping section, the pump rod short joint is sleeved on the movable rod and can move towards the oil pipe joint or the special-shaped positioning lock head along the movable rod, and the clamping section is adjacent to the oil pipe joint;
the oil pipe connects for the cylinder, oil pipe connects's one end is closed, adopts the closure piece right oil pipe connects's this end seals, and the bottom fixed connection of this end the movable rod, be equipped with a plurality of through-holes that run through the closure piece on the closure piece, around the movable rod, from the oil pipe connects the other end, the cask type be equipped with one section screw thread section in the oil pipe connects, oil pipe connects's this end is connected with oil pipe through the screw thread, after the connection, oil pipe's bottom with be equipped with the certain distance between the closure piece.
2. The reducing lift pump rod short circuit of claim 1, characterized in that: the movable rod sequentially comprises a conical section I, a barrel-shaped section and a conical section II from top to bottom, wherein the conical section I is fixedly connected with the sealing sheet and used for limiting the top of the pump rod short circuit from contacting the bottom of the sealing sheet;
the outer diameter of the barrel-shaped section is matched with the inner diameter of the clamping section;
the maximum outer diameter of the special-shaped positioning lock head is matched with the inner diameter of the pump rod short circuit, when the clamping section in the pump rod short circuit is clamped on the conical section II, the bottom of the pump rod short circuit extends out of the special-shaped positioning lock head for a certain distance, and the end of the pump rod short circuit is connected with the pump rod through threads.
3. The reducing lift pump rod short circuit of claim 2, characterized in that: the taper section I is thick at the top and thin at the bottom, namely: the connection part of the conical section I and the oil pipe joint is thick, and the connection part of the conical section I and the movable rod is thin.
4. The reducing lift pump rod short circuit of claim 3, characterized in that: the conical section II is thin at the top and thick at the bottom, namely: the connecting part of the conical section II and the movable rod is thin, and the connecting part of the conical section II and the special-shaped positioning lock head is thick.
5. The reducing lift pump rod sub of any one of claims 2 to 4, wherein: one end of the special-shaped positioning lock head is round, and the other end of the special-shaped positioning lock head is of an axe shape.
6. The reducing lift pump rod short circuit of claim 5, characterized in that: one end of the pump rod is provided with a groove, the axe-shaped head in the special-shaped positioning lock head is embedded into the groove of the pump rod, and then the pump rod short joint is connected with the pump rod through threads.
7. The reducing lift pump rod short circuit of claim 6, characterized in that: the through holes are distributed at equal intervals.
8. The reducing lift pump rod short circuit of claim 6, characterized in that: the conical section I has a certain length, and the minimum outer diameter is matched with or equal to the inner diameter of the clamping section;
the conical section II has a certain length, and the maximum outer diameter of the conical section II is matched with or equal to the inner diameter of the clamping section.
9. The reducing lift pump rod short circuit of claim 8, characterized in that: when the minimum external diameter of conical section I matches with joint section internal diameter, the joint section card of pump pole short circuit is in the minimum external diameter position of conical section I.
10. The reducing lift pump rod short circuit of claim 8, characterized in that: when the maximum outer diameter of the conical section II is matched with the inner diameter of the clamping section, the clamping section is clamped at the position of the maximum outer diameter of the conical section II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122309657.4U CN216008415U (en) | 2021-09-24 | 2021-09-24 | Reducing hoisting pump rod short circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122309657.4U CN216008415U (en) | 2021-09-24 | 2021-09-24 | Reducing hoisting pump rod short circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008415U true CN216008415U (en) | 2022-03-11 |
Family
ID=80530518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122309657.4U Active CN216008415U (en) | 2021-09-24 | 2021-09-24 | Reducing hoisting pump rod short circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008415U (en) |
-
2021
- 2021-09-24 CN CN202122309657.4U patent/CN216008415U/en active Active
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