CN220268342U - Overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device - Google Patents
Overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device Download PDFInfo
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- CN220268342U CN220268342U CN202321806885.5U CN202321806885U CN220268342U CN 220268342 U CN220268342 U CN 220268342U CN 202321806885 U CN202321806885 U CN 202321806885U CN 220268342 U CN220268342 U CN 220268342U
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- gear
- large gear
- belt
- belt pulley
- shaft
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 238000005086 pumping Methods 0.000 title claims abstract description 22
- 150000001875 compounds Chemical class 0.000 title claims abstract description 10
- 239000010687 lubricating oil Substances 0.000 claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 21
- 208000032370 Secondary transmission Diseases 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the field of oilfield equipment, and discloses an overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device which comprises a large gear roller integrated mechanism, a large gear shaft, a large gear bearing seat, a small gear shaft, a small gear bearing seat, a large belt pulley, a belt, a small belt pulley and a lubricating oil tank, wherein the large gear bearing is arranged on the large gear roller; the large gear roller integrated mechanism is formed by embedding and fastening a large gear on the side surface of a roller to be integrated; a pinion capable of being meshed with the large gear is arranged on the pinion shaft, and one end of the pinion shaft is connected with the large belt pulley; the small belt pulley is connected with the large belt pulley through a belt. The utility model combines the large gear and the roller into a whole, has compact structure and is beneficial to the installation on a platform with limited space; the gear transmission is matched with the belt transmission to form secondary transmission, so that the transmission ratio is high, the overload capacity is high, the belt slipping phenomenon is eliminated, the motor is not easy to block, and the service life is prolonged.
Description
Technical Field
The utility model relates to the field of oilfield equipment, in particular to an overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device.
Background
The utility model relates to a top direct-drive type pumping unit disclosed in the patent number ZL201520382742.5, which is a tower type pumping unit adopting a permanent magnet low-speed motor and using a V belt primary speed reduction driving roller belt to lift load. The machine has low energy consumption, low noise, good impact resistance and reliable work under normal working conditions, and is well received by customers. However, the well condition is complex, the overload condition is frequent, under the overload condition, a relatively obvious sliding phenomenon exists between a small belt pulley (see reference numeral 2 in fig. 1) and a belt (see reference numeral 3 in fig. 1) which are arranged on an output shaft of a motor (see reference numeral 1 in fig. 1), so that the power transmission is affected, and when the motor is seriously stopped, the motor and the belt are damaged, and the service life is affected. The anti-skid synchronous belt has low strength and poor impact resistance, does not have overload capacity, and cannot meet the requirements; the space of the mounting platform is limited, the axial dimension of the conventional speed reducer is wide, and the flange connection is required and the space is not enough for mounting. Therefore, a device with compact axial size and stable power transmission is needed under the overload condition of the top direct-drive type oil pumping machine.
Disclosure of Invention
Aiming at the technical problems, the utility model provides an overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device.
The technical proposal is as follows: the device comprises a large gear roller integrated mechanism, a large gear shaft, a large gear bearing seat, a small gear shaft, a small gear bearing seat, a large belt pulley, a belt, a small belt pulley and a lubricating oil tank; the large gear roller integrated mechanism is characterized in that a large gear is inlaid and fastened on the side surface of a roller of the top direct-drive pumping unit to be combined into a whole, and the lower part of the large gear is immersed in lubricating oil in a lubricating oil tank body; the large gear shaft is provided with a large gear roller integrated mechanism, and two ends of the large gear shaft are provided with a large gear bearing and a large gear bearing seat; the pinion shaft is provided with a pinion capable of being meshed with the large gear, one end of the pinion shaft is connected with a large belt pulley, and the pinion shaft is provided with a pinion bearing and a pinion bearing seat at two sides of the pinion; the small belt pulley is arranged on an output shaft of the motor and connected with the large belt pulley through a belt.
Furthermore, the lubricating oil tank is provided with an oil tank upper cover, and the oil tank upper cover is buckled on the lubricating oil tank body to form a sealed cavity.
Further, the large gear bearing seat and the small gear bearing seat are fixed on the support seat of the pumping unit frame platform through bolts.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. the utility model combines the large gear and the roller into a whole, simplifies the connecting link, has compact structure and is beneficial to proper installation on a platform with limited space.
2. Combines the double advantages of simple open gear structure and good lubrication of closed gears.
3. Under the overload condition of the top direct-drive type oil pumping unit, the gear transmission is matched with the belt transmission to form secondary transmission, the transmission ratio is high, the overload capacity is high, the belt slipping phenomenon is eliminated, the motor is not easy to block, and the service life is prolonged.
4. Low lubrication requirement, and can be mixed with oil, grease or grease.
5. Easy manufacture, low requirement on installation precision and favorable popularization.
Drawings
FIG. 1 is a schematic diagram of a conventional belt drive for a top direct drive pumping unit;
FIG. 2 is a schematic diagram of the structural layout of the present utility model;
FIG. 3 is a schematic diagram of the assembly of the tank body and the upper cover of the oil tank according to the present utility model;
in the figure: 1-motor, 2-small belt pulley, 3-belt, 4-big belt pulley, 5-pinion, 6-cylinder, 7-big gear, 8-big gear shaft, 9-lubricating oil tank, 9.1-box, 9.2-oil tank upper cover, 10-big gear bearing frame, 11-pinion shaft, 12-pinion bearing frame.
Detailed Description
The present utility model will be described in detail with reference to the following examples and drawings.
Example 1
See fig. 2 and 3. An overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device comprises a large gear roller integrated mechanism, a large gear shaft 8, a large gear bearing seat 10, a small gear shaft 11, a small gear bearing seat 12, a large belt pulley 4, a belt 3, a small belt pulley 2 and a lubricating oil tank 9; the large gear roller integrated mechanism is characterized in that a large gear 7 is inlaid and fastened on the side surface of a roller 6 of a top direct-drive pumping unit to be combined into a whole, and the lower part of the large gear 7 is immersed in lubricating oil in a box body 9.1 of a lubricating oil tank 9; the large gear shaft 8 is provided with a large gear roller integrated mechanism, and the two ends of the large gear shaft 8 are provided with a large gear bearing and a large gear bearing seat 10; the pinion shaft 11 is provided with a pinion 5 capable of meshing with the large gear 7, one end of the pinion shaft 11 is connected with the large belt pulley 4, and the pinion shaft 11 is provided with pinion bearings and pinion bearing seats 12 on two sides of the pinion 5; the small belt pulley 2 is arranged on the output shaft of the motor 1, and the small belt pulley 2 is connected with the large belt pulley 4 through the belt 3.
Example 2
See fig. 2 and 3. On the basis of the technical scheme recorded in the embodiment 1, the lubricating oil tank 9 is provided with an oil tank upper cover 9.2, and the oil tank upper cover 9.2 is buckled on a tank body 9.1 of the lubricating oil tank 9 to form a sealed cavity.
Example 3
See fig. 2 and 3. On the basis of the technical scheme described in the embodiment 1, the gear bearing seat 10 and the pinion bearing seat 12 of the overload-resistant top direct-drive type oil pumping unit are fixed on a supporting seat of a frame platform of the oil pumping unit through bolts, and the assembly and the disassembly are flexible.
The basic working principle of the utility model is as follows:
the utility model adopts the compound transmission of the gear and the belt, and the gear group, the lubricating oil tank 9 and the bearing seat which are combined with the big gear 7 and the small gear shaft 11 which are integrated with the top direct-drive type pumping unit roller 6 jointly form a semi-open gear transmission system, the semi-open gear transmission system is connected with the belt transmission system formed by the driving belt pulley of the motor 1 to form a secondary transmission system to transmit torque, the transmission ratio is high, the overload capacity is very strong, the slipping phenomenon of the belt 3 is eliminated, the motor 1 is not easy to block, and the service life is prolonged. The large gear 7 and the small gear 5 are meshed to form the torque of the open gear transmission roller 6, the open gear mode design is adopted, the large-modulus hard tooth surface is realized, the bearing seat is independent, and the wheelbase is adjustable. The lubricating oil tank 9 only provides a relatively airtight space for the gear set and stores lubricating oil, the gear shaft is in non-contact with the lubricating oil tank 9, and the lubricating oil tank 9 does not bear the transmission moment of the gear shaft. The independent bearing seat does not occupy the space of the lubricating oil tank 9 and bears the transmission moment of the gear shaft.
Claims (3)
1. An overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device is characterized in that: the device comprises a large gear roller integrated mechanism, a large gear shaft, a large gear bearing seat, a small gear shaft, a small gear bearing seat, a large belt pulley, a belt, a small belt pulley and a lubricating oil tank; the large gear roller integrated mechanism is characterized in that a large gear is inlaid and fastened on the side surface of a roller of the top direct-drive pumping unit to be combined into a whole, and the lower part of the large gear is immersed in lubricating oil in a lubricating oil tank body; the large gear shaft is provided with a large gear roller integrated mechanism, and two ends of the large gear shaft are provided with a large gear bearing and a large gear bearing seat; the pinion shaft is provided with a pinion capable of being meshed with the large gear, one end of the pinion shaft is connected with a large belt pulley, and the pinion shaft is provided with a pinion bearing and a pinion bearing seat at two sides of the pinion; the small belt pulley is arranged on an output shaft of the motor and connected with the large belt pulley through a belt.
2. The overload-resistant top direct drive type oil pumping unit gear and belt compound transmission device as claimed in claim 1, wherein: the lubricating oil tank is provided with an oil tank upper cover, and the oil tank upper cover is buckled on the lubricating oil tank body to form a sealed cavity.
3. The overload-resistant top direct drive type oil pumping unit gear and belt compound transmission device as claimed in claim 1, wherein: the large gear bearing seat and the small gear bearing seat are fixed on a supporting seat of a pumping unit frame platform through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321806885.5U CN220268342U (en) | 2023-07-11 | 2023-07-11 | Overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321806885.5U CN220268342U (en) | 2023-07-11 | 2023-07-11 | Overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268342U true CN220268342U (en) | 2023-12-29 |
Family
ID=89315049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321806885.5U Active CN220268342U (en) | 2023-07-11 | 2023-07-11 | Overload-resistant top direct-drive type oil pumping unit gear and belt compound transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268342U (en) |
-
2023
- 2023-07-11 CN CN202321806885.5U patent/CN220268342U/en active Active
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