CN210714517U - Simple rope hanger and polished rod fixing structure - Google Patents
Simple rope hanger and polished rod fixing structure Download PDFInfo
- Publication number
- CN210714517U CN210714517U CN201921575276.7U CN201921575276U CN210714517U CN 210714517 U CN210714517 U CN 210714517U CN 201921575276 U CN201921575276 U CN 201921575276U CN 210714517 U CN210714517 U CN 210714517U
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- polished rod
- wire rope
- groove
- steel wire
- rod baffle
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Abstract
The utility model belongs to the technical field of beam-pumping unit polished rod eye, especially, relate to a simple and easy polished rod eye and polished rod fixed knot construct, simple and easy polished rod eye, including fixed clamp plate, wedge card tooth and polished rod baffle, be provided with first semicircle groove and two wire rope via holes on the fixed clamp plate, the wire rope via hole is the wedge via hole that the upper end diameter is less than the lower extreme diameter, and each wire rope via hole in all be provided with a plurality of wedge card tooth, the side of polished rod baffle be provided with the second semicircle groove of first semicircle groove complex; the polished rod fixing structure comprises a fixing pressing plate and a polished rod baffle plate, a polished rod baffle plate groove is formed in the side face of the fixing pressing plate, a first semicircular arc groove is formed in the bottom of the polished rod baffle plate groove, the structure of an original pressing plate, a jack screw, a supporting seat and the like of a polished rod eye is omitted, the length of a steel wire rope can be adjusted, the problem that the polished rod eye is close to a well head is solved, the requirement that a test instrument is clamped on a polished rod to measure a power diagram is met, the replacement time can be shortened, and the labor intensity can be reduced.
Description
Technical Field
The invention belongs to the technical field of beam hanger of pumping unit, and particularly relates to a simple beam hanger and a polished rod fixing structure.
Background
The pumping unit is a ground mechanical transmission device for driving the underground deep well pump to work, and the steel wire rope of the rope hanger is a flexible connecting piece of a polished rod and a horse head, and plays a role in transmitting power and can be used for measuring and displaying power diagrams; the polished rod passes through the lower pressing plate and is fixed on the upper pressing plate by a load clamp, and the two steel wire ropes pass through the upper pressing plate and are fixed on the lower pressing plate by a rope clamp; when the pumping unit works, the polished rod eye bears the whole working load, and the polished rod is positioned at the center of a well head in the production working process, so that the motion of the sucker rod is always tangent to the cambered surface of the horsehead; along with the development of the technology, the improvement of a testing instrument, the existing indicator diagram does not need to be clamped on a jackscrew clamping testing instrument of a polished rod eye, the polished rod eye is directly clamped on a polished rod for testing, a steel wire rope of the polished rod eye is fixed, the length of lead filling generally adopted is fixed and cannot be adjusted, the overlong polished rod eye can bump a well head, the overlong horsehead gnaws the polished rod eye, the existing polished rod eye is 10 centimeters away from the well head, the testing instrument cannot be clamped on the polished rod, the testing is influenced, and the collision risk exists.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a simple rope hanger and a polished rod fixing structure.
The technical scheme of the invention is as follows:
a simple rope hanger comprises a fixed pressing plate, wedge-shaped clamping teeth and a polished rod baffle plate, wherein the fixed pressing plate is a long strip-shaped plate, a first semi-arc groove with a semicircular section is arranged in the middle of the strip-shaped plate along the width direction, two ends of the strip-shaped plate and the first semi-arc groove are symmetrically provided with a steel wire rope through hole respectively, the steel wire rope through hole is a wedge-shaped through hole with the diameter of the upper end smaller than that of the lower end, and a plurality of wedge-shaped clamping teeth are arranged in each steel wire rope through hole and are arranged in an annular array, the outer side of the wedge-shaped clamping tooth is a sliding surface contacted with the steel wire rope through hole, the inner side of the wedge-shaped clamping tooth is a clamping tooth contacted with the steel wire rope, and a second semicircular arc groove matched with the first semicircular arc groove is formed in the side face of the polished rod baffle, and the polished rod baffle is connected with the fixed pressing plate through a bolt.
Further, the wire rope drilling tool further comprises a plug, and the plug is arranged at the lower end of the steel wire rope through hole.
Further, the polished rod baffle is a strip-shaped plate, the middle position of the polished rod baffle is sunken towards one side, a second semicircular arc groove is formed in the inner side of the sunken position, two strip-shaped plates on the two sides of the sunken position form two connecting parts, and bolt holes used for being connected with the fixed pressing plate are respectively formed in the two connecting parts.
Furthermore, a polished rod baffle groove is arranged on the side face of the fixed pressing plate, the first semicircular arc groove is arranged at the bottom of the polished rod baffle groove, and the circle center of the first semicircular arc groove and the circle centers of the two steel wire rope through holes are located on the same straight line.
Furthermore, three or four wedge-shaped clamping teeth are arranged in each steel wire rope through hole.
The utility model provides a polished rod fixed knot constructs, includes holding plate and polished rod baffle, holding plate's side is provided with polished rod baffle groove, and the bottom of this polished rod baffle groove is provided with first semicircle groove, just the centre of a circle of first semicircle groove is located same straight line with the centre of a circle of the wire rope via hole of polished rod baffle groove both sides, the polished rod baffle is that a strip shaped plate intermediate position is sunken to one side, and the inboard of this depressed part forms second semicircle groove, and the both sides strip shaped plate of this depressed part forms two connecting portion, be provided with respectively on two connecting portion be used for with the bolt hole that holding plate is connected.
The invention has the beneficial effects that:
1. the simple rope hanger comprises a fixed pressing plate, wherein a first semicircular arc groove is formed in the fixed pressing plate, a steel wire rope through hole is formed in each of two sides of the first semicircular arc groove, the first semicircular arc groove is connected with a polished rod through the first semicircular arc groove, and the first semicircular arc groove is connected with a steel wire rope through the steel wire rope through hole.
2. The steel wire rope through hole of the simple rope hanger is a wedge-shaped through hole with the diameter of the upper end smaller than that of the lower end, a plurality of wedge-shaped clamping teeth are arranged in each steel wire rope through hole and are arranged in an annular array, and compared with the existing steel wire rope connecting structure, the steel wire rope through hole of the simple rope hanger can reduce the operation time, reduce the labor intensity of workers, improve the working efficiency, improve the safety operation coefficient of workers and reduce the occurrence of accidents when the steel wire rope of the rope hanger is replaced.
3. The polished rod fixing structure comprises a fixing pressing plate and a polished rod baffle plate, wherein a polished rod baffle plate groove is formed in the side face of the fixing pressing plate, a first semicircular arc groove is formed in the bottom of the polished rod baffle plate groove, the polished rod baffle plate is a strip-shaped plate, the middle of the strip-shaped plate is sunken towards one side, and a second semicircular arc groove is formed in the inner side of the sunken part.
Drawings
FIG. 1 is a schematic view of the overall structure of a simple rope hanger;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic structural view of the stationary platen of FIG. 1;
FIG. 4 is a schematic structural view of a steel cable via hole in FIG. 1;
FIG. 5 is a schematic structural view of four wedge-shaped clamping teeth after splicing;
FIG. 6 is a schematic cross-sectional view A-A of FIG. 5;
FIG. 7 is a schematic structural view of a polished rod fixing structure;
in the figure: 1, fixing a pressing plate; 2, wedge-shaped clamping teeth; 3, a polished rod baffle; 4, plugging by a thread; 5, a polish rod; 6, steel wire ropes; 1-1 a first semicircular arc groove; 1-2, passing a steel wire rope through hole; 1-3 polished rod baffle slots; 3-1 second semi-arc groove.
Detailed Description
The invention will be described in detail below with reference to the following drawings:
referring to fig. 1 and 2, the simple rope hanger disclosed in this embodiment includes a fixed pressing plate 1, a wedge-shaped clamping tooth 2, and a polished rod baffle 3; compared with the prior rope hanger which adopts an upper pressing plate and a lower pressing plate, the whole height of the rope hanger is reduced by adopting the fixed pressing plate 1, and a space is reserved for a test instrument clamped on the polished rod 5;
referring to fig. 3, the fixed pressing plate 1 is a strip-shaped plate, a first semicircular arc groove 1-1 with a semicircular section is arranged in the middle of the strip-shaped plate along the width direction, two ends of the strip-shaped plate are symmetrically provided with a steel wire rope through hole 1-2 with the first semicircular arc groove 1-1, a second semicircular arc groove 3-1 matched with the first semicircular arc groove 1-1 is arranged on the side surface of the polished rod baffle 3, and the polished rod baffle 3 is connected with the fixed pressing plate 1 through bolts; the steel wire rope 6 is connected with the fixed clamping plate 1 through the steel wire rope through hole 1-2, and the polished rod 5 is clamped by the first semicircular arc groove 1-1 and the second semicircular arc groove 3-1, so that the polished rod 5 is connected with the fixed clamping plate 1;
as shown in fig. 4-6, the wire rope through holes 1-2 are wedge-shaped through holes with the diameter of the upper end smaller than that of the lower end, a plurality of wedge-shaped clamping teeth 2 are arranged in each wire rope through hole 1-2, the wedge-shaped clamping teeth 2 are arranged in an annular array, the outer sides of the wedge-shaped clamping teeth 2 are sliding surfaces contacting with the wire rope through holes 1-2, and the inner sides of the wedge-shaped clamping teeth 2 are clamping teeth contacting with the wire rope; the steel wire rope 6 penetrates through the steel wire rope through hole 1-2, because the steel wire rope through hole 1-2 is a wedge-shaped groove with a small upper part and a large lower part, three wedge-shaped clamping teeth 2 are driven into the lower part of the wedge-shaped groove, the plug 4 is screwed at the lower end of the steel wire rope through hole 1-2, and because the steel wire rope through hole 1-2 is also wedge-shaped, the wedge-shaped clamping teeth 2 are positioned on the steel wire rope through hole 1-2, the steel wire rope 6 is clamped, and the purpose that the steel wire rope 6 is clamped more and more tightly along with the increase of the underground load of the oil pumping unit;
specifically, as shown in fig. 3, the polished rod baffle 3 is a strip-shaped plate, the middle position of which is recessed to one side, a second semicircular groove 3-1 is formed on the inner side of the recessed portion, two strip-shaped plates on two sides of the recessed portion form two connecting portions, and bolt holes for connecting the two connecting portions with the fixed pressing plate 1 are respectively arranged on the two connecting portions, so that the polished rod baffle is simple in structure, convenient to install and low in manufacturing cost;
specifically, as shown in fig. 7, a polished rod baffle groove 1-3 is arranged on the side surface of the fixed pressing plate 1, the first semicircular arc groove 1-1 is arranged at the bottom of the polished rod baffle groove 1-3, and the circle center of the first semicircular arc groove 1-1 and the circle centers of the two steel wire rope through holes 1-2 are located on the same straight line; the circle centers of the polished rod 5 and the two steel wire ropes 6 are positioned on the same straight line, so that the structure is more stable.
Specifically, three or four wedge-shaped clamping teeth 2 are arranged in each steel wire rope through hole 1-2.
The polish rod fixing structure disclosed in this embodiment is shown in fig. 7, and includes a fixing pressing plate 1 and a polish rod baffle 3, a polish rod baffle groove 1-3 is disposed on a side surface of the fixing pressing plate 1, a first semicircular groove 1-1 is disposed at a bottom of the polish rod baffle groove 1-3, a center of the first semicircular groove 1-1 and a center of the steel wire rope through hole 1-2 on both sides of the polish rod baffle groove 1-3 are located on a same straight line, the polish rod baffle 3 is a strip-shaped plate, a middle position of the strip-shaped plate is recessed to one side, a second semicircular groove 3-1 is formed on an inner side of the recess, two strip-shaped plates on both sides of the recess form two connecting portions, bolt holes for connecting with the fixing pressing plate 1 are respectively disposed on the two connecting portions, the structure is simple, the cost can be reduced, centers of the polish rod 5 and the two steel wire, the connection is stable.
The original lower pressing plate, the jackscrew and the supporting seat of the rope hanger are omitted, the length of the steel wire rope can be adjusted by the whole steel wire rope in the fixed pressing plate of the rope hanger, the steel wire rope is thrown in at one time, the cost is low, the problem that the rope hanger is close to a well head is solved, the problem that a test instrument can be clamped on a polished rod to measure a indicator diagram is solved, the labor intensity of workers is reduced, and the working efficiency is improved. The original operation of replacing the steel wire rope of the rope hanger needs 20 minutes, the replacement needs 10 minutes at present, and the operation time is shortened by more than 2 times; the safety operation coefficient of the staff is improved, and the occurrence of accidents is reduced.
The working process of the device is as follows:
the polish rod 5 penetrates through a first semicircular arc groove 1-1 in the middle of the fixed pressing plate 1, a polish rod baffle 3 is installed, and four fixing screws are screwed down. The head of the steel wire rope 6 penetrates through the steel wire rope through holes 1-2 of the fixed pressing plate 1 respectively, the steel wire rope through holes 1-2 are wedge-shaped grooves with small upper parts and large lower parts, three wedge-shaped clamping teeth 2 are driven into the lower parts of the wedge-shaped grooves, and the plug 4 is screwed down. Because the fixed pressing plate 1 is also wedge-shaped, the wedge-shaped clamping teeth 2 are positioned on the fixed pressing plate 1 to clamp the steel wire rope 6, and the purpose of clamping the steel wire rope more and more tightly along with the increase of the underground load of the oil pumping unit in the production operation process is achieved.
In the above embodiments, as long as the technical solution is not contradictory, permutation and combination can be performed, and since a person skilled in the art can exhaust the results of all permutation and combination according to the mathematical knowledge of permutation and combination learned in high school, the results will not be repeatedly described in the present application, but it should be understood that each permutation and combination result is described in the present application;
the above embodiments are merely illustrative of the present patent and do not limit the scope of the patent, and those skilled in the art can make modifications to the parts thereof without departing from the spirit and scope of the patent.
Claims (6)
1. A simple rope hanger is characterized by comprising a fixed pressing plate (1), wedge-shaped clamping teeth (2) and a polished rod baffle (3), wherein the fixed pressing plate (1) is a long strip-shaped plate, a first semicircular arc groove (1-1) with a semicircular section is arranged in the middle of the long strip-shaped plate along the width direction, two ends of the long strip-shaped plate and the first semicircular arc groove (1-1) are symmetrically provided with a steel wire rope through hole (1-2) respectively, the steel wire rope through hole (1-2) is a wedge-shaped through hole with the diameter of the upper end smaller than that of the lower end, a plurality of wedge-shaped clamping teeth (2) are arranged in an annular array, the outer side of each wedge-shaped clamping tooth (2) is a sliding surface in contact with the steel wire rope through hole (1-2), the inner side of the wedge-shaped clamping tooth (2) is provided with a clamping tooth which is in contact with a steel wire rope, the side surface of the polished rod baffle (3) is provided with a second semicircular groove (3-1) which is matched with the first semicircular groove (1-1), and the polished rod baffle (3) is connected with the fixed pressing plate (1) through a bolt.
2. The simple rope hanger as claimed in claim 1, further comprising a plug (4), wherein the plug (4) is disposed at the lower end of the steel wire rope through hole (1-2).
3. The simple rope hanger of claim 1 or 2, wherein the polish rod baffle (3) is a strip-shaped plate, the middle of the strip-shaped plate is recessed to one side, a second semicircular groove (3-1) is formed inside the recess, the strip-shaped plate on two sides of the recess forms two connecting parts, and the two connecting parts are respectively provided with a bolt hole for connecting with the fixed pressing plate (1).
4. The simple rope hanger as claimed in claim 3, wherein the side of the fixed pressing plate (1) is provided with a polish rod baffle groove (1-3), the first semicircular arc groove (1-1) is arranged at the bottom of the polish rod baffle groove (1-3), and the center of the first semicircular arc groove (1-1) and the centers of the two wire rope through holes (1-2) are located on the same straight line.
5. The simple rope hanger as claimed in claim 1 or 2, wherein three or four wedge-shaped clamping teeth (2) are arranged in each steel wire rope through hole (1-2).
6. A polished rod fixing structure is characterized by comprising a fixing pressing plate (1) and a polished rod baffle (3), wherein a polished rod baffle groove (1-3) is formed in the side face of the fixing pressing plate (1), a first semi-circular arc groove (1-1) is formed in the bottom of the polished rod baffle groove (1-3), the circle center of the first semi-circular arc groove (1-1) and the circle center of a steel wire rope through hole (1-2) in each of the two sides of the polished rod baffle groove (1-3) are located on the same straight line, the polished rod baffle (3) is a strip-shaped plate, the middle of the strip-shaped plate is sunken towards one side, a second semi-circular arc groove (3-1) is formed in the inner side of the sunken part, two connecting parts are formed in the strip-shaped plates in the two sides of the sunken part, and bolt holes used for being connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575276.7U CN210714517U (en) | 2019-09-21 | 2019-09-21 | Simple rope hanger and polished rod fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575276.7U CN210714517U (en) | 2019-09-21 | 2019-09-21 | Simple rope hanger and polished rod fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210714517U true CN210714517U (en) | 2020-06-09 |
Family
ID=70930242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921575276.7U Expired - Fee Related CN210714517U (en) | 2019-09-21 | 2019-09-21 | Simple rope hanger and polished rod fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210714517U (en) |
-
2019
- 2019-09-21 CN CN201921575276.7U patent/CN210714517U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20210921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |