CN221116661U - Self-locking device for changing hair braids of oil pumping unit - Google Patents
Self-locking device for changing hair braids of oil pumping unit Download PDFInfo
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- CN221116661U CN221116661U CN202323200645.3U CN202323200645U CN221116661U CN 221116661 U CN221116661 U CN 221116661U CN 202323200645 U CN202323200645 U CN 202323200645U CN 221116661 U CN221116661 U CN 221116661U
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- eccentric wheel
- pumping unit
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- adjusting handle
- locking device
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- 238000005086 pumping Methods 0.000 title claims abstract description 57
- 230000008859 change Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 230000009471 action Effects 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 4
- 241001023788 Cyttus traversi Species 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 241000283074 Equus asinus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The utility model relates to the technical field of oil pumping equipment on the ground of an oil field, in particular to a self-locking device for changing a hair braid of an oil pumping unit. This change beam-pumping unit hair pigtail self-locking device includes: wire rope hanging hole, adjustment handle, eccentric wheel anchor clamps and fixed frame, adjustment handle includes: the oil pumping unit hair braid self-locking device comprises a first adjusting handle and a second adjusting handle, wherein a wire rope hanging hole is formed in the upper end of the first adjusting handle, a first eccentric wheel is arranged at the lower end of the first adjusting handle, a second eccentric wheel is arranged at the lower end of the second adjusting handle, two horizontal through holes are formed in one side of a fixed frame, the inner diameter of each through hole is identical to the outer diameter of a shaft of a clamp of the eccentric wheel, the first eccentric wheel is embedded into a left through hole, the second eccentric wheel is embedded into a right through hole, the hair braid self-locking device of the oil pumping unit is replaced, an operator clamps the hair braid on the ground through the eccentric wheel, the eccentric wheel clamp is self-locked under the gravity action of the hair braid, and the operator pulls the wire rope to lift the hair braid on the ground, so that the purposes of reducing high-altitude operation and safety accidents are achieved.
Description
Technical Field
The utility model relates to the technical field of oil pumping equipment on the ground of an oil field, in particular to a self-locking device for changing a hair braid of an oil pumping unit.
Background
The oil pumping unit is one kind of mechanical oil producing equipment for oil production, and has flexible connection between horsehead and pumping rod. The weight of whole underground sucker rod and liquid column has been born to the beam-pumping unit hair pigtail in beam-pumping unit work in-process, work load is very big, the beam-pumping unit hair pigtail has 5-8 meters height from the ground owing to at outdoor work, moreover, the hair pigtail constantly rubs with the horse head at work, long-time friction loss can make the beam-pumping unit hair pigtail take place to prick, ageing, broken strand even cracked phenomenon, at this moment, need change the hair pigtail, at present, when changing the beam-pumping unit hair pigtail, the mode of manual replacement is adopted in many, the operating personnel need stand in beam-pumping unit horse head be close to the position of walking beam, carry the hair pigtail with the rope and draw beam-pumping unit horse head and install, in the operation process, the operating personnel has no grippable protection facility, the horse head has 5-8 meters height from the ground, the beam-pumping unit overhead position is narrow and small for the operating personnel is difficult to stand and is worked, there is the potential safety hazard and takes place the incident easily, and manpower change inefficiency.
Disclosure of Invention
First, the technical problem to be solved
The utility model provides a self-locking device for changing a hair braid of a pumping unit, which aims to solve the problems that in the prior art, an operator is required to perform high-altitude operation on the horsehead of the pumping unit, and safety accidents are easy to occur.
(II) technical scheme
In order to achieve the above object, the present utility model provides a self-locking device for changing a hair braid of an oil pumping unit, comprising: the device comprises a steel wire rope hanging hole, an adjusting handle, an eccentric wheel clamp and a fixed frame;
The upper part of the adjusting handle is of a rectangular structure, a steel wire rope hanging hole is formed in the top end of the adjusting handle, and an eccentric wheel clamp is arranged at the lower end of the adjusting handle;
the adjustment handle includes: an adjusting handle I and an adjusting handle II;
The eccentric wheel clamp includes: the eccentric wheel I and the eccentric wheel II are arranged at the lower end of the adjusting handle, and the eccentric wheel II is arranged at the lower end of the adjusting handle II;
The fixed frame is of a hollow rectangular structure, two horizontal through holes are formed in one side of the fixed frame, the inner diameter size of each through hole is identical to the outer diameter size of the eccentric wheel clamp shaft, the eccentric wheel first shaft is embedded into the left through hole, and the eccentric wheel second shaft is embedded into the right through hole.
Preferably, a square hole is formed in one side of the fixed frame.
Preferably, the anti-falling screw is arranged on one side of the fixed frame and is arranged at the front end of the square hole.
Preferably, the eccentric is offset to the left on one axis.
Preferably, the eccentric wheel is biaxially biased to the right.
Preferably, the right end of the anti-falling screw is provided with an anti-falling nut.
(III) beneficial effects
The utility model provides a self-locking device for changing a hair braid of an oil pumping unit, which is used for realizing that an operator clamps the hair braid on the ground by using an eccentric wheel clamp, one end of a steel wire rope penetrates through a steel wire rope hanging hole to be connected with the self-locking device for changing the hair braid of the oil pumping unit, the other end of the steel wire rope is placed on the ground by using a pulley mechanism arranged on a horsehead, the eccentric wheel clamp is self-locked under the action of gravity of the hair braid, and the operator lifts the hair braid to the horsehead by pulling the steel wire rope on the ground, so that the purposes of reducing high-altitude operation and reducing safety accidents are achieved.
Drawings
FIG. 1 shows a schematic diagram of a self-locking device for changing a hair braid of a pumping unit;
FIG. 2 shows a schematic diagram of a structure of an adjusting handle for replacing a hair braid self-locking device of the pumping unit;
Fig. 3 shows a schematic diagram of a second structure of the adjusting handle of the self-locking device for changing the hair braids of the pumping unit.
Wherein: 1, a step of; a wire rope hanging hole; 2: an adjusting handle I; 3: an adjusting handle II; 4: an anti-falling screw; 5: a fixed frame; 6: an eccentric wheel I; 7: an eccentric wheel II; 8: and (5) a drop-proof nut.
Description of the embodiments
The present utility model will be described in detail below with reference to the accompanying drawings and examples.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the parts referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The utility model provides a self-locking device for changing a hair braid of a pumping unit, as shown in figures 1-3, comprising: the steel wire rope hanging hole 1, the adjusting handle, the eccentric wheel clamp and the fixed frame 5;
This eccentric wheel anchor clamps include: an eccentric wheel I6 and an eccentric wheel II 7;
A square hole is formed in one side of the fixed frame 5, through holes are respectively formed in two sides of the square hole, the two through holes are horizontally arranged, the inner diameter size of the left through hole is matched with the outer diameter size of the first 6 shaft of the eccentric wheel, and the first 6 shaft of the eccentric wheel is embedded into the left through hole; the inner diameter of the right through hole is matched with the outer diameter of the second 7 shaft of the eccentric wheel, the second 7 shaft of the eccentric wheel is embedded into the right through hole, when the first eccentric wheel 6 and the second eccentric wheel 7 clamp objects, the clamping force between the first eccentric wheel 6 and the second eccentric wheel 7 can be increased along with the increase of the gravity of the clamping objects, so that the eccentric wheel clamp has strong self-locking capability, an additional locking device is not needed in the use process of the eccentric wheel clamp, and the simplified clamping process can be realized;
The adjustment handle includes: the self-locking device comprises a first adjusting handle 2 and a second adjusting handle 3, wherein the lower end of the first adjusting handle 2 is provided with a first eccentric wheel 6, the lower end of the second adjusting handle 3 is provided with a second eccentric wheel 7, the first eccentric wheel 6 and the second eccentric wheel 7 are matched to clamp a hair braid of the pumping unit, the upper ends of the first adjusting handle 2 and the second adjusting handle 3 are respectively provided with a wire rope hanging hole 1, the wire rope hanging holes 1 are used for connecting a wire rope, the self-locking device of the hair braid of the pumping unit is suspended and replaced, the first adjusting handle 2 and the second adjusting handle 3 are matched to adjust the working state of an eccentric wheel clamp, when the first adjusting handle 2 and the second adjusting handle 3 are rotated downwards, the first eccentric wheel 6 rotates leftwards, the second eccentric wheel 7 rotates rightwards, so that the hair braid of the pumping unit to be clamped can be opened by the eccentric wheel clamp, the first adjusting handle 2 and the second adjusting handle 3 rotate upwards after the hair braid of the pumping unit is filled in, the eccentric wheel clamp rotates leftwards, and the hair braid can be clamped by the eccentric wheel clamp;
one side of the fixed frame 5 is provided with an anti-falling screw 4, the anti-falling screw 4 is arranged at the front end of a square hole of the fixed frame 5, the right side of the anti-falling screw 4 is provided with an anti-falling nut 8, the anti-falling nut 8 fastens the anti-falling screw 4, and the anti-falling screw 4 prevents the hair braids of the pumping unit from falling out of the fixed frame 5 in the process of lifting the hair braids of the pumping unit to the horseheads and in the process of lowering the hair braids of the pumping unit from the horseheads by replacing the hair braids of the pumping unit self-locking device;
The actual working situation of the self-locking device for the hair braids of the pumping units is described in detail below.
When the hair braid of the pumping unit is in thorn, ageing, strand breakage or even fracture, the hair braid of the pumping unit needs to be replaced, a steel wire rope is connected with a steel wire rope hanging hole 1 formed in the upper end of an adjusting handle, an eccentric wheel clamp is controlled by the adjusting handle, the adjusting handle I2 rotates leftwards, an eccentric wheel I6 arranged at the lower end of the adjusting handle I2 rotates leftwards, an adjusting handle II 3 rotates rightwards, an eccentric wheel II 7 arranged at the lower end of the adjusting handle II 3 rotates rightwards, an eccentric wheel clamp is opened, the hair braid of the pumping unit to be clamped can be installed, after the hair braid of the pumping unit is installed, an anti-drop nut 8 is fastened, the steel wire rope penetrates through a pulley fixed on a horsehead, due to the self-locking effect of the eccentric wheel clamp, an operator pulls the steel wire rope on the ground to upwards lift the hair braid of the pumping unit to the horsehead, the eccentric wheel clamp is installed after the hair braid of the pumping unit is lifted to the horsehead position, the steel wire rope is lowered, the eccentric wheel clamp is opened in the process, the hair clamp is replaced under the action of the anti-drop 4, and the self-locking device of the pumping unit can be replaced along the hair braid, and the self-locking device can be recovered at the position of the hair braid of the pumping unit.
The device carries out beam-pumping unit hair plait change operation to 8 mouthfuls of beam-pumping units, realizes that operating personnel changes beam-pumping unit hair plait in the ground, has reduced operating personnel overhead working time.
The utility model provides a self-locking device for replacing a hair braid of a pumping unit, which realizes that an operator clamps the hair braid of the pumping unit by using an eccentric wheel clamp on the ground, the eccentric wheel clamp is self-locked under the action of gravity of the hair braid, and the operator lifts the hair braid of the pumping unit to a donkey head by pulling a steel wire rope on the ground, so that the purposes of reducing overhead operation and reducing safety accidents are achieved
The above embodiments are only for illustrating the present utility model, not for limiting the present utility model, and various changes and modifications may be made by one of ordinary skill in the relevant art without departing from the spirit and scope of the present utility model, and therefore, all equivalent technical solutions are also within the scope of the present utility model, and the scope of the present utility model is defined by the claims.
Claims (6)
1. The utility model provides a change beam-pumping unit hair braid self-locking device which characterized in that includes: the steel wire rope hanging hole (1), the adjusting handle, the eccentric wheel clamp and the fixed frame (5);
the upper part of the adjusting handle is of a rectangular structure, the top end of the adjusting handle is provided with a steel wire rope hanging hole (1), and the lower end of the adjusting handle is provided with an eccentric wheel clamp;
The adjustment handle includes: an adjusting handle I (2) and an adjusting handle II (3);
The eccentric wheel clamp includes: the eccentric wheel I (6) and the eccentric wheel II (7), the eccentric wheel I (6) is arranged at the lower end of the adjusting handle I (2), and the eccentric wheel II (7) is arranged at the lower end of the adjusting handle II (3);
The fixed frame (5) is of a hollow rectangular structure, two horizontal through holes are formed in one side of the fixed frame (5), the inner diameter size of each through hole is identical to the outer diameter size of the eccentric wheel clamp shaft, the eccentric wheel I (6) shaft is embedded into the left through hole, and the eccentric wheel II (7) shaft is embedded into the right through hole.
2. The self-locking device for changing the hair braids of the pumping unit according to claim 1, wherein,
And one side of the fixed frame (5) is provided with a square hole.
3. The self-locking device for changing the hair braids of the pumping unit according to claim 2, further comprising an anti-falling screw (4), wherein the anti-falling screw (4) is arranged on one side of the fixed frame (5) and is arranged at the front end of the square hole.
4. The self-locking device for changing a hair braid of a pumping unit according to claim 1, wherein the eccentric wheel one (6) shaft is biased to the left.
5. The self-locking device for changing a hair braid of a pumping unit according to claim 1, wherein the second (7) shaft of the eccentric wheel is biased to the right.
6. A self-locking device for changing a hair braid of a pumping unit according to claim 3, wherein the right end of the anti-falling screw (4) is provided with an anti-falling nut (8).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221116661U true CN221116661U (en) | 2024-06-11 |
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