CN217883095U - Belt adjusting device of thrust type oil pumping unit - Google Patents
Belt adjusting device of thrust type oil pumping unit Download PDFInfo
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- CN217883095U CN217883095U CN202221842336.9U CN202221842336U CN217883095U CN 217883095 U CN217883095 U CN 217883095U CN 202221842336 U CN202221842336 U CN 202221842336U CN 217883095 U CN217883095 U CN 217883095U
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Abstract
The utility model belongs to the technical field of oil field production equipment, in particular to a belt adjusting device of a thrust type oil pumping unit, which comprises a rear left and right sliding sleeve, a gear reducer, a front and back adjusting screw rod, a rotating shaft, a bearing mounting seat, a bearing base, a left and right adjusting nut, a left and right adjusting screw rod shaft, a front left and right sliding sleeve, a cross beam, a motor front base, a front and back sliding beam, a motor rear base and a front and back adjusting nut; the sliding sleeves are respectively sleeved on the cross beam, and the front and rear adjusting screw rods are in threaded connection with the front and rear adjusting nuts; the front and back adjusting screw rod is welded with an output shaft of the gear reducer, and an input shaft of the gear reducer is welded with the rotating shaft; the left and right adjusting screw shafts are in threaded connection with left and right adjusting nuts, shaft sections of the left and right adjusting screw shafts are installed on the bearing base through bearings, and the bearing base is welded on the cross beam. The device need not to dismantle the screw just can realize around and control the adjustment, convenient operation, labour saving and time saving need not to shut down, safe and reliable, low cost, economy is suitable for.
Description
Technical Field
The utility model belongs to the technical field of the oil field production facility, concretely relates to thrust formula beam-pumping unit belt adjusting device.
Background
The belt of the oil pumping unit is an important link for transmitting power, the tightness of the belt directly affects the efficiency and the power consumption of a system, the center distance between two belt pulleys in belt transmission is fixed, the belt can deform and relax along with the long-term running of the belt, the transmission effect is affected, and belt burning can be caused in serious conditions. Formerly mainly lean on artifical timing to patrol and examine and adjust the elasticity that the motor position adjusted the belt manually, need 2 people to accomplish the operation when changing the belt, the down time is long, influences output. Especially when the belt is changed at night or in rainy and snowy days, the adjustment is particularly difficult, which brings great difficulty to the management of the oil pumping unit and the production of an oil well. The existing belt expansion device mainly comprises a common belt expansion device, a crank type belt expansion device and an electric belt expansion device which have design defects. The main disadvantages of the three expansion devices are: 1. the adjusting screw needs to be disassembled, so that the operation is inconvenient, and time and labor are wasted; 2. the production is influenced by the need of stopping machine for adjustment; 3. the adjustment range is limited, and the production cannot be met; 4. the device cost is high; 5. potential safety hazards exist. Therefore, it is necessary to design a belt adjusting device of a thrust type pumping unit, which is convenient to operate, efficient and safe.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thrust formula beam-pumping unit belt adjusting device convenient to operation, high-efficient safety, the device need not to dismantle the screw just can realize around and the adjustment of controlling, convenient operation, labour saving and time saving need not to shut down, safe and reliable, low cost, economy is suitable for.
The utility model adopts the technical proposal that: a belt adjusting device of a thrust type oil pumping unit comprises a rear left and right sliding sleeve, a gear reducer, a front and rear adjusting screw rod, a rotating shaft, a bearing mounting seat, a bearing base, a left and right adjusting nut, a left and right adjusting screw rod shaft, a front left and right sliding sleeve, a cross beam, a motor front base, a front and rear sliding beam, a motor rear base and a front and rear adjusting nut; the rear left and right sliding sleeves and the front left and right sliding sleeves are respectively sleeved on the two cross beams and are welded together through the front and rear sliding beams on the two sides; the front and rear adjusting screw rod is in threaded connection with the front and rear adjusting nut, the front and rear adjusting nut is welded at the bottom of the rear base of the motor through a connecting plate, and two ends of the rear base of the motor are respectively sleeved on the front and rear sliding sleeves; the front and back adjusting screw rod is welded with an output shaft of the gear reducer, an input shaft of the gear reducer is welded with a rotating shaft, the rotating shaft is installed on a bearing installation seat through a bearing, the bearing installation seat is welded at the bottom of the rear left and right sliding sleeves through a connecting plate, and the gear reducer is welded with the rear left and right sliding sleeves; the number of the left and right adjusting screw shafts is two, the left and right adjusting screw shafts are in threaded connection with left and right adjusting nuts, the left and right adjusting nuts are respectively welded on the front left and right sliding sleeves and the rear left and right sliding sleeves, the shaft section part of the left and right adjusting screw shafts is installed on a bearing base through a bearing, and the bearing base is welded on the cross beam; and two ends of the front base of the motor are respectively sleeved on the front sliding beam and the rear sliding beam.
Furthermore, a screw rod wrench head is welded at the end part of the rotating shaft.
Furthermore, the end part of the left and right adjusting screw shaft is a square head.
The utility model has the advantages that: the belt adjusting device of the thrust type oil pumping unit is convenient to operate, efficient and safe, can achieve front-back and left-right adjustment without disassembling screws, is convenient to operate, time-saving and labor-saving, free of shutdown and high in efficiency, and is safe, reliable, low in cost, economical and applicable.
Drawings
FIG. 1 is a schematic top view of the first embodiment;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a schematic bottom view of the first embodiment.
Detailed Description
Example one
Referring to the figures, the belt adjusting device of the thrust type oil pumping unit comprises a rear left and right sliding sleeve 1, a gear reducer 2, a front and rear adjusting screw rod 3, a rotating shaft 4, a bearing mounting seat 5, a bearing base 6, a left and right adjusting nut 7, a left and right adjusting screw rod shaft 8, a front left and right sliding sleeve 9, a cross beam 10, a motor front base 11, a front and rear sliding beam 12, a motor rear base 13 and a front and rear adjusting nut 14; the rear left and right sliding sleeves 1 and the front left and right sliding sleeves 9 are respectively sleeved on the two cross beams 10, and the rear left and right sliding sleeves 1 and the front left and right sliding sleeves 9 are welded together through the front and rear sliding beams 12 on the two sides; the front and rear adjusting screw 3 is in threaded connection with a front and rear adjusting nut 14, the front and rear adjusting nut 14 is welded at the bottom of the rear motor base 13 through a connecting plate, and two ends of the rear motor base 13 are respectively sleeved on the front and rear sliding sleeves 12; the front and back adjusting screw rod 3 is welded with an output shaft of the gear reducer 2, an input shaft of the gear reducer 2 is welded with a rotating shaft 4, the rotating shaft 4 is installed on a bearing installation seat 5 through a bearing, the bearing installation seat 5 is welded at the bottom of the rear left and right sliding sleeves 1 through a connecting plate, and the gear reducer 2 is welded with the rear left and right sliding sleeves 1; the number of the left and right adjusting screw shafts 8 is two, the left and right adjusting screw shafts 8 are in threaded connection with left and right adjusting nuts 7, the left and right adjusting nuts 7 are respectively welded on a front left and right sliding sleeve 9 and a rear left and right sliding sleeve 1, the shaft section part of the left and right adjusting screw shafts 8 is installed on a bearing base 6 through a bearing, and the bearing base 6 is welded on a cross beam 10; two ends of the motor front base 11 are respectively sleeved on the front and rear sliding beams 12; a screw rod wrench head is welded at the end part of the rotating shaft 4; the end part of the left and right adjusting screw shaft 8 is a square head; the gear reducer is preferably a gear reducer produced by Shanghai Ohio Transmission Ltd having a reduction ratio of 30.
When the belt of the oil pumping unit becomes loose and needs to be expanded and adjusted, the rotating shaft and the lead screw are driven by the rocker arm input shaft. When the pivot is driven rotatory, through the gear reducer speed reduction back drive back front and back adjustment lead screw rotation that the reduction ratio is 30, front and back adjustment lead screw and front and back adjustment nut screw-thread fit, when the lead screw was rotatory, the motor of installing on base before the motor and the motor back base can move forward or backward (when the tight belt of needs expand, the motor moved backward, the motor is installed and has formed a complete machine that can move back and forth behind two bases). When the eccentricity of the motor driving wheel and the belt driven wheel is adjusted, the motor needs to be moved leftwards or rightwards. The left and right adjusting screw shafts on two sides are screwed by tools such as a spanner, the adjusting screw shafts are in threaded fit with the left and right adjusting nuts, and the motor moves leftwards or rightwards by rotating the screw shafts. When the motor is adjusted to move forwards and backwards or leftwards and rightwards, the shutdown and production halt are not needed, and the oil field production is not influenced. The device does not need to loosen the motor screw and the slide rail screw during adjustment; time is saved, and only 2 minutes are needed for adjusting once; labor is saved, and the thrust bearing is adopted, so that the adjustment can be completed by only 1 person; the adjustment is not influenced by time and weather, and can be performed at any time; the service life of the belt is prolonged; the later maintenance is not needed; the labor intensity is reduced; the manufacturing cost of the device is low.
Claims (3)
1. The utility model provides a thrust formula beam-pumping unit belt adjusting device which characterized in that: the adjusting device comprises a rear left and right sliding sleeve (1), a gear reducer (2), a front and rear adjusting screw rod (3), a rotating shaft (4), a bearing mounting seat (5), a bearing base (6), a left and right adjusting nut (7), a left and right adjusting screw rod shaft (8), a front left and right sliding sleeve (9), a cross beam (10), a motor front base (11), a front and rear sliding beam (12), a motor rear base (13) and a front and rear adjusting nut (14); the rear left and right sliding sleeves (1) and the front left and right sliding sleeves (9) are respectively sleeved on the two cross beams (10), and the rear left and right sliding sleeves (1) and the front left and right sliding sleeves (9) are welded together through the front and rear sliding beams (12) on the two sides; the front and rear adjusting screw rod (3) is in threaded connection with a front and rear adjusting nut (14), the front and rear adjusting nut (14) is welded at the bottom of the rear motor base (13) through a connecting plate, and two ends of the rear motor base (13) are respectively sleeved on the front and rear sliding beams (12); the front and back adjusting screw rod (3) is welded with an output shaft of the gear reducer (2), an input shaft of the gear reducer (2) is welded with a rotating shaft (4), the rotating shaft (4) is installed on a bearing installation seat (5) through a bearing, the bearing installation seat (5) is welded at the bottom of the rear left and right sliding sleeves (1) through a connecting plate, and the gear reducer (2) is welded with the rear left and right sliding sleeves (1); the number of the left and right adjusting screw shafts (8) is two, the left and right adjusting screw shafts (8) are in threaded connection with left and right adjusting nuts (7), the left and right adjusting nuts (7) are respectively welded on a front left and right sliding sleeve (9) and a rear left and right sliding sleeve (1), the shaft section part of the left and right adjusting screw shafts (8) is installed on a bearing base (6) through a bearing, and the bearing base (6) is welded on a cross beam (10); two ends of the motor front base (11) are respectively sleeved on the front sliding beam and the rear sliding beam (12).
2. The belt adjusting device of a thrust type oil pumping unit according to claim 1, wherein: the end part of the rotating shaft (4) is welded with a screw rod wrench head.
3. The belt adjusting device of a thrust type oil pumping unit according to claim 1, wherein: the end part of the left and right adjusting screw shaft (8) is a square head.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221842336.9U CN217883095U (en) | 2022-07-18 | 2022-07-18 | Belt adjusting device of thrust type oil pumping unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221842336.9U CN217883095U (en) | 2022-07-18 | 2022-07-18 | Belt adjusting device of thrust type oil pumping unit |
Publications (1)
Publication Number | Publication Date |
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CN217883095U true CN217883095U (en) | 2022-11-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221842336.9U Active CN217883095U (en) | 2022-07-18 | 2022-07-18 | Belt adjusting device of thrust type oil pumping unit |
Country Status (1)
Country | Link |
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CN (1) | CN217883095U (en) |
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2022
- 2022-07-18 CN CN202221842336.9U patent/CN217883095U/en active Active
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