CN219910724U - Beam pumping unit - Google Patents
Beam pumping unit Download PDFInfo
- Publication number
- CN219910724U CN219910724U CN202321106508.0U CN202321106508U CN219910724U CN 219910724 U CN219910724 U CN 219910724U CN 202321106508 U CN202321106508 U CN 202321106508U CN 219910724 U CN219910724 U CN 219910724U
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- CN
- China
- Prior art keywords
- round
- rod
- pumping unit
- grooves
- limiting
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- 238000005086 pumping Methods 0.000 title claims abstract description 39
- 239000011324 bead Substances 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 2
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to a beam pumping unit, which comprises a crank pin arranged between a crank of the beam pumping unit and a connecting rod of the beam pumping unit, wherein the crank pin is mainly divided into a multi-edge rod and a round rod, and a round hole is formed in the center position in the multi-edge rod. The utility model relates to the technical field of beam pumping units. According to the utility model, in the use process of the beam pumping unit, through the mutual matching of the multi-edge rod, the round rod, the limiting mechanism and the positioning assembly, any angle adjustment can be carried out between the connecting rod of the beam pumping unit and the crank of the beam pumping unit, the inner wall of the connecting rod mounting groove and the inner wall of the crank mounting groove can not be worn in the use process of the beam pumping unit, and the inner structure of the crank pin can hardly be worn when the round rod and the multi-edge rod relatively rotate, so that the service lives of the crank, the crank pin and the connecting rod are greatly prolonged, and the use cost of the beam pumping unit is reduced.
Description
Technical Field
The utility model relates to the technical field of beam pumping units, in particular to a beam pumping unit.
Background
Beam pumping unit, also called beam pumping unit, beam crank balance pumping unit, refers to pumping unit comprising beam, reversing by link mechanism, balanced by crank weight, commonly called kowtow machine, and is divided into two kinds of oil extraction modes, namely rod oil extraction equipment and rodless oil extraction equipment.
In the beam pumping unit, the crank is the drive mechanism of wherein important with two connecting rods, often rotate through the crank pin between crank and the connecting rod and be connected, because the weight at crank both ends is different, when unavoidable making the rotation between crank and the connecting rod, the part position between crank pin and the mounting hole inner wall produces very big conflict power, and then produces very big frictional force to make crank pin and crank mounting hole inner wall produce the wearing and tearing of certain degree, after the crank mounting hole wearing and tearing reach certain degree, need change whole crank, increased the use cost of device.
Disclosure of Invention
In view of the shortcomings of the prior art, it is an object of the present utility model to provide a beam-pumping unit that solves the problems set forth in the background art.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a beam-pumping unit, includes the crank pin of installing between beam-pumping unit crank and beam-pumping unit connecting rod, the crank pin mainly divide into two parts of many arriss pole and round bar, the round hole has been seted up to central point in the many arriss pole department, the round bar wears to locate in the round hole, and installs stop gear between round bar and the round hole, the both ends of round bar and the both ends of many arriss pole are equipped with locating component jointly.
The present utility model may be further configured in a preferred example to: the limiting mechanism comprises a plurality of balls, the balls relatively rotate to penetrate through the peripheral wall of the round rod, annular grooves with semicircular cross sections are formed in the positions, corresponding to the balls, on the inner wall of the round hole, and one ends, located outside the round rod, of the balls are inserted into the corresponding annular grooves.
Through adopting above-mentioned technical scheme, through the mutual conflict of ball and ring channel inner wall, restraint round bar is located the position in round hole for round bar can not drop in by the round hole, offset the majority frictional force between round bar and the round hole inner wall through the rotation of ball in the ring channel simultaneously, made things convenient for the rotation that the round bar is located six arriss poles.
The present utility model may be further configured in a preferred example to: the two openings of the round hole are provided with storage grooves which are annularly arranged, the inside of each storage groove is communicated with the inside of the round hole, and the storage grooves are filled with sealing filler.
Through adopting above-mentioned technical scheme, through the mutually supporting of holding vessel and sealing filler, the shutoff round bar prevents that external dust from getting into in the round hole with the gap between the round bar and the round hole inner wall to prevent that the lubricating oil in the gap between round bar and the round hole inner wall from flowing out in by the round hole.
The present utility model may be further configured in a preferred example to: the positioning assembly comprises a limiting ring, an inner hole of the limiting ring is a polygonal hole, limiting grooves which are formed in a polygonal annular shape are formed in two ends of the polygonal rod, the limiting ring is arranged in the corresponding limiting groove in a sliding penetrating mode, the limiting ring is connected with the inner wall of the limiting groove, and a plurality of first round beads are arranged on the side wall of the limiting ring in a circumferential array rotating mode.
Through adopting above-mentioned technical scheme, offset the frictional force between spacing ring and the connecting rod through the rotation of first ball, prevent connecting rod and spacing ring mutual friction and make the spacing ring impaired when the connecting rod rotates.
The present utility model may be further configured in a preferred example to: the locating grooves are formed in the two ends of the round rod in an annular mode, two locating plates which are arranged in a semi-annular mode are arranged in the locating grooves in a penetrating mode in a sliding mode, and two mounting holes are formed in the locating plates in the mode of being arranged in the semi-annular mode.
Through adopting above-mentioned technical scheme, the locating plate that mounting hole and semi-annular set up for the locating plate can be assembled in the constant head tank and dismantled, has made things convenient for the dismouting of locating lever.
The present utility model may be further configured in a preferred example to: and a plurality of second beads are arranged on opposite surfaces of the corresponding two positioning plates and the peripheral wall of the round rod in a rotating mode in a circumferential array mode, and the second beads in the round rod are located between the corresponding positioning plates and the corresponding limiting rings.
Through adopting above-mentioned technical scheme, offset the frictional force between locating plate and the connecting rod and the frictional force between round bar and the connecting rod mounting groove inner wall through the rotation of second ball, the connecting rod makes the spacing ring impaired with spacing ring mutual friction when preventing that the connecting rod from rotating.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. in the use process of the beam pumping unit, through the mutual matching of the multi-edge rod, the round rod, the limiting mechanism and the positioning assembly, any angle adjustment can be carried out between the connecting rod of the beam pumping unit and the crank of the beam pumping unit, the inner wall of the connecting rod mounting groove and the inner wall of the crank mounting groove can not be worn in the use process of the beam pumping unit, and when the round rod and the multi-edge rod rotate relatively, the inner structure of the crank pin can not be worn, the service lives of the crank, the crank pin and the connecting rod are greatly prolonged, and the use cost of the beam pumping unit is reduced;
2. through the mutual conflict of ball and ring channel inner wall, restraint round bar is located the position in the round hole for the round bar can not drop in by the round hole, offset the majority frictional force between round bar and the round hole inner wall through the rotation of ball in the ring channel simultaneously, made things convenient for the rotation that the round bar is located six arriss poles.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic view showing the internal structure of the round bar according to the present embodiment;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2 of the present embodiment;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2 of the present embodiment.
In the figure, 1, crank pin; 2. a multi-edge bar; 3. a round bar; 4. a limiting mechanism; 41. a ball; 42. an annular groove; 43. a storage tank; 44. sealing filler; 5. a positioning assembly; 51. a limit groove; 52. a limiting ring; 53. a first bead; 54. a positioning groove; 55. a positioning plate; 56. a mounting hole; 57. a second bead; 6. and a round hole.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Examples:
referring to fig. 1-4, the beam pumping unit disclosed by the utility model comprises a crank pin 1 arranged between a crank of the beam pumping unit and a connecting rod of the beam pumping unit, wherein a mounting groove of the crank pin 1 is a multi-edge hole, the crank pin 1 is mainly divided into a multi-edge rod 2 and a round rod 3, the multi-edge rod 2 can be a four-edge rod, a five-edge rod or a six-edge rod and the like, the multi-edge rod 2 and the round rod 3 can be made of hard metal materials such as hard alloy or gray cast iron and the like, a round hole 6 is formed in the center position in the multi-edge rod 2, the round rod 3 is arranged in the round hole 6 in a penetrating manner, and lubricating oil is filled between the round rod 3 and the inner wall of the round hole 6.
A limiting mechanism 4 is arranged between the round rod 3 and the round hole 6. The limiting mechanism 4 comprises a plurality of balls 41, the balls 41 relatively rotate to penetrate through the peripheral wall of the round rod 3, annular grooves 42 with semicircular cross sections are formed in positions, corresponding to the balls 41, on the inner wall of the round hole 6, one ends, located outside the round rod 3, of the balls 41 are inserted into the corresponding annular grooves 42, storage grooves 43 with annular shapes are formed in two openings of the round hole 6, the inside of the storage grooves 43 are communicated with the inside of the round hole 6, and sealing filler 44 is filled in the storage grooves 43. Through the mutual conflict of ball 41 and ring channel 42 inner wall, restraint round bar 3 is located the position in round hole 6 for round bar 3 can not drop by round hole 6 in, offset the majority frictional force between round bar 3 and the round hole 6 inner wall through the rotation of ball 41 in ring channel 42 simultaneously, through the mutually supporting of bin slot 43 and sealing packing 44, shutoff round bar 3 and the gap between the round hole 6 inner wall.
The two ends of the round bar 3 and the two ends of the multi-edge bar 2 are provided with positioning components 5 together. The locating component 5 comprises a limiting ring 52, wherein inner holes of the limiting ring 52 are polygonal holes, limiting grooves 51 which are in a polygonal annular shape are formed in two ends of a polygonal rod 2, the limiting ring 52 is slidably arranged in the corresponding limiting grooves 51 in a penetrating mode, a plurality of first round beads 53 are rotatably arranged on the side wall of the limiting ring 52 in a penetrating mode in a circumferential array mode, locating grooves 54 which are in an annular shape are formed in two ends of the round rod 3, two locating plates 55 which are in a semi-annular shape are slidably arranged in the locating grooves 54 in a penetrating mode, two mounting holes 56 are formed in the locating plates 55 in a penetrating mode in a corresponding mode, the two corresponding locating plates 55 are fixedly connected through bolts, a plurality of second round beads 57 are rotatably arranged on opposite faces of the two corresponding locating plates 55 in a circumferential array mode, and the second round beads 57 located in the round rod 3 are located between the corresponding locating plates 55 and the corresponding limiting rings 52. Most of the friction force between the positioning plate 55 and the connecting rod is counteracted by the rotation of the second ball 57, most of the friction force between the limiting ring 52 and the connecting rod and the friction force between the round rod 3 and the inner wall of the connecting rod mounting groove are counteracted by the rotation of the first ball 53, and the positioning plate 55 is directly pulled out from the positioning groove 54 by the mounting hole 56 and the semi-annular positioning plate 55.
The implementation principle of the embodiment is as follows: when the crank pin 1 is installed, the hexagonal rod is inserted into the installation groove of the crank, then the limiting ring 52 is inserted into the limiting groove 51, at this time, the limiting ring 52 is tightly attached to the inner wall of the limiting groove 51, certain friction is generated between the limiting ring 52 and the inner wall of the limiting groove 51, the limiting ring 52 can be temporarily restrained and limited in the limiting groove 51, meanwhile, the polygonal rod 2 can be temporarily restrained and limited in the installation groove of the crank through the clamping of the two limiting rings 52, then the installation groove of the connecting rod is sleeved at two ends of the round rod 3, then the positioning plate 55 is inserted into the positioning groove 54, the bolt is inserted into the installation hole 56, then the nut is screwed at the threaded end of the bolt, so that the two positioning plates 55 are fixed in the positioning groove 54 through the bolt, the two positioning plates 55 form a finished ring shape, and all parts of the components of the crank pin 1 are stably assembled together due to the mutual collision of the positioning plate 55 and the inner wall of the positioning groove 54, the mutual collision of the connecting rod and the first round bead 53 and the mutual collision of the connecting rod and the second round bead 57, and the crank pin 1 are connected with the crank pin 1 through the crank;
during the use process of the beam pumping unit, as the balls 41 rotate in the annular groove 42, the round rod 3 can rotate in the round hole 6, so that any angle adjustment can be carried out between the connecting rod and the crank, and meanwhile, as the first round bead 53 rotates and the second round bead 57 rotates, the connecting rod and the locating plate 55, the connecting rod and the limiting ring 52 and the connecting rod and the round rod 3 are not contacted together when the crank and the connecting rod rotate, so that the locating plate 55, the connecting rod or the limiting ring 52 are worn;
when the parts in the crank pin 1 are replaced, the bolts in the mounting holes 56 are screwed out, the assembly between the two positioning plates 55 is further removed, the positioning plates 55 can be pulled out from the positioning grooves 54, the disassembly between the positioning plates 55 and the round rods 3 can be completed, at this time, a new positioning plate 55 is inserted into the positioning grooves 54, the replacement of the positioning plates 55 can be completed according to the reverse operation, then the round rods 3 are pulled out from the mounting grooves of the connecting rods, then the limiting rings 52 are pulled out from the limiting grooves 51, the disassembly between the limiting rings 52 and the multi-edge rods 2 can be completed, at this time, the new limiting rings 52 are replaced into the limiting grooves 51, the assembly between the positioning plates 55 and the limiting rings 52 is completed according to the reverse operation, the multi-edge rods 2 are pulled out from the mounting grooves of the crank, at this time, the new multi-edge rods 2 are inserted into the mounting grooves of the crank, and the replacement of the new crank pin 1 can be completed according to the reverse operation;
before the crank pin 1 is used, the sealing filler 44 is plugged into the storage groove 43 at one end of the round hole 6, then lubricating oil is injected into the round hole 6 from the opening at the other end of the round hole 6, and then the sealing filler 44 is plugged into the storage groove 43 at the other end of the round hole 6, so that the lubricating oil in the round hole 6 can be limited in the round hole 6.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (6)
1. The utility model provides a beam-pumping unit, includes crank pin (1) of installing between beam-pumping unit crank and beam-pumping unit connecting rod, its characterized in that: the crank pin (1) is mainly divided into a multi-edge rod (2) and a round rod (3), a round hole (6) is formed in the center position of the multi-edge rod (2), the round rod (3) is arranged in the round hole (6) in a penetrating mode, a limiting mechanism (4) is arranged between the round rod (3) and the round hole (6), and positioning assemblies (5) are arranged at two ends of the round rod (3) and two ends of the multi-edge rod (2) together.
2. A beam-pumping unit according to claim 1, wherein: the limiting mechanism (4) comprises a plurality of balls (41), the balls (41) rotate relatively to penetrate through the peripheral wall of the round rod (3), annular grooves (42) with semicircular cross sections are formed in the positions, corresponding to the balls (41), on the inner wall of the round hole (6), and one ends, located outside the round rod (3), of the balls (41) are inserted into the corresponding annular grooves (42).
3. A beam-pumping unit according to claim 2, wherein: the two openings of the round hole (6) are provided with storage grooves (43) which are annularly arranged, the inside of each storage groove (43) is communicated with the inside of the round hole (6), and the storage grooves (43) are filled with sealing filler (44).
4. A beam-pumping unit according to claim 3, wherein: the locating component (5) comprises a limiting ring (52), an inner hole of the limiting ring (52) is a polygonal hole, limiting grooves (51) which are formed in a polygonal annular shape are formed in two ends of the polygonal rod (2), the limiting ring (52) is arranged in the corresponding limiting grooves (51) in a sliding penetrating mode, the limiting ring (52) is connected with the inner wall of the limiting grooves (51), and a plurality of first round beads (53) are arranged on the side wall of the limiting ring (52) in a circumferential array rotating mode.
5. A beam-pumping unit according to claim 4, wherein: positioning grooves (54) which are annular in shape are formed in two ends of the round rod (3), two positioning plates (55) which are semi-annular in shape are arranged in the positioning grooves (54) in a penetrating mode in a sliding mode, and two mounting holes (56) are formed in the positioning plates (55) in a sliding mode.
6. A beam-pumping unit according to claim 5, wherein: a plurality of second beads (57) are arranged on opposite surfaces of the corresponding two locating plates (55) and the peripheral wall of the round rod (3) in a rotating mode in a circumferential array mode, and the second beads (57) located in the round rod (3) are located between the corresponding locating plates (55) and the corresponding limiting rings (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321106508.0U CN219910724U (en) | 2023-05-09 | 2023-05-09 | Beam pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321106508.0U CN219910724U (en) | 2023-05-09 | 2023-05-09 | Beam pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219910724U true CN219910724U (en) | 2023-10-27 |
Family
ID=88463689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321106508.0U Active CN219910724U (en) | 2023-05-09 | 2023-05-09 | Beam pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219910724U (en) |
-
2023
- 2023-05-09 CN CN202321106508.0U patent/CN219910724U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |