CN200964937Y - Screw pump driving device for oil well - Google Patents
Screw pump driving device for oil well Download PDFInfo
- Publication number
- CN200964937Y CN200964937Y CN 200620027767 CN200620027767U CN200964937Y CN 200964937 Y CN200964937 Y CN 200964937Y CN 200620027767 CN200620027767 CN 200620027767 CN 200620027767 U CN200620027767 U CN 200620027767U CN 200964937 Y CN200964937 Y CN 200964937Y
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- CN
- China
- Prior art keywords
- gear
- shaft
- box
- output
- gear shaft
- Prior art date
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- Expired - Lifetime
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Abstract
The utility model provides an oil well screw pump drive device and is characterized in that the internal left side of a gearbox is provided with an input gear shaft, the upper end of which is provided with a hole and a keyway; a motor is inserted, connected and arranged on the upper end of the gearbox by the upper end hole of the gear shaft and the keyway; the internal middle part of the gearbox is provided with an input gear which is engaged with the input gear shaft and an output shaft; the internal right side of the gearbox is provided with an output gar which is engaged with the output gear shaft and a hollow input shaft, the upper end of which is provided with a double-key trough which is connected with a lock sleeve; the hollow output shaft is provided with the guide fixed shaft sleeve of a screw pump drive shaft; the lower end of the input gear shaft is provided with an overrunning clutch and the controllable brake block of the overrunning clutch; the gear box at the lower end of the fixed shaft sleeve is provided with a protective cover which is matched with a platform oil outlet pipe frame for spigot to make the device be denser and to reduce the land occupation area. Furthermore, the utility model has the advantages of low temperature increment, small noise, high efficiency and low cost.
Description
Technical field
The utility model relates to a kind of drive unit that is used for offshore oil exploitation, especially a kind of oil well screw pump drive unit.
Background technique
Offshore oil exploitation is different from the land petroleum production.Because the offshore drilling platform activity space is little, therefore require the oil production equipment compact structure, take up an area of for a short time, present known oil production equipment is that the screw pump with worm and gear speed-reduction apparatus and belt drive unit driving down-hole thereof recovers the oil.Its concrete structure is: on the oil outlet tube support of drill platform worm and gear speed-reduction apparatus is installed, the output shaft of worm gear is a hollow shaft, there are the two keyways that are connected with lock tube the output shaft upper end, fixed axle sleeve is installed in the output shaft, the axle of drive screw pump is installed in the fixed axle sleeve, this upper end is connected with the output shaft of worm gear by lock tube, and motor also is installed on drill platform, and motor output shaft and worm and gear speed-reduction apparatus input end are by belt pulley and belt transmission.Though the drive unit of this structure can drive subsurface progressive cavity, there is the manufacture cost height, it is big to take up room, and efficient is low, temperature rise and troublesome shortcoming.
The model utility content
The utility model provides a kind of compact structure for solving the technical problem that exists in the known technology, take up an area of little, the oil well screw pump drive unit that efficient is high.
The technological scheme that the utility model is taked for the technical problem that exists in the solution known technology is:
A kind of oil well screw pump drive unit, by gear-box, be installed in the input gear shaft in the gear-box, be installed in the output gear shaft in the gear-box, be installed in the input gear that is meshed with the input gear shaft on the output gear shaft, be installed in the output shaft in the gear-box, be installed in the output gear that is meshed with output gear shaft on the output shaft, and the motor that is connected with the input gear shaft that is installed in the gear-box upper end is formed, it is characterized in that: the output shaft of described gear-box is shaped on central through bore, symmetry is shaped on two keyways that connect lock tube on the cylindrical of output shaft upper end, fixed axle sleeve is installed in the central through bore, the protecting cover that has with fixed axle sleeve coupling hole is installed in the gear-box lower end surface; The described input gear shaft upper end that is connected with motor is shaped on hole and the keyway with the motor output shaft coupling, and input gear shaft lower end is equipped with free wheel device, and the braking device of free wheel device is installed in the gear-box lower end.
The utility model can also adopt following technical measures:
Described braking device has an arc brake slipper that mates with the free wheel device cylindrical, and an end of brake slipper is hinged on the gear-box lower end surface, and the other end of brake slipper is equipped with clamping bolt and Returnning spring, and the other end of clamping bolt is hinged on the gear-box lower end surface.
Described protecting cover lower end is shaped on the seam that cooperates with the oil outlet tube support.
Advantage and the good effect that the utlity model has are: have the drive shaft turns that the driven off by shaft gear-box of gear comes the drive screw pump owing to installation on the oil outlet tube support has two-stage, and the input gear shaft terminal at gear-box inserts the installation drive motor, thereby make structure compact more, reduced floor space; Import the gear shaft the other end in addition free wheel device and adjustable brake slipper are installed, thereby make the sense of rotation of input gear shaft can adjust sense of rotation by user's wish at any time, enlarged this apparatus function; The utility model also has the advantage that volume is little, transmission efficiency is high, temperature rise is low, noise is little and cost is low in addition.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the worm's eye view of Fig. 1;
Fig. 3 is user mode figure of the present utility model.
Among the figure: 1, motor; 2, case lid; 3, input gear; 4, input gear shaft; 5, gear-box; 6, free wheel device; 7, protecting cover; 8, fixed axle sleeve; 9, output shaft; 10, output gear; 11, output gear shaft; 12, keyway; 13, seam; 14, brake slipper; 15, clamping bolt; 16, Returnning spring; 17, screw pump live axle; 18, lock tube; 19, oil outlet tube; 20 oil outlet tube supports.
Embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1 and Fig. 2, gear-box 5 is long-round-shape.Input gear shaft 4 is installed in gear-box, the case lid 2 of input gear shaft is installed in the gear-box upper-end surface, be equipped with on the case lid and drive the motor 1 that the input gear shaft rotates, the motor lower end is output shaft and the key that connects the input gear shaft, the upper end of input gear shaft is shaped on hole and the keyway that is complementary with motor output shaft and key, lower end at the input gear shaft is equipped with free wheel device 6, on the gear-box lower end surface, be hinged with the arc brake slipper 14 of free wheel device, the other end of brake slipper is equipped with clamping bolt 15 and Returnning spring 16, the other end of clamping bolt is hinged on the gear-box lower end surface, when the counter-rotating of needs input gear shaft, the nut that only need unclamp clamping bolt gets final product like this.In the gear-box of input gear shaft one side, output gear shaft 11 is installed, is equipped with on the output gear shaft and imports the input gear 3 that gear shaft is meshed.In output gear shaft one side hollow output shaft 9 is installed, the output gear 10 that is meshed with output gear shaft is installed on the output shaft.Fixed axle sleeve 8 is installed in the output shaft, screw pump live axle 17 is installed in the fixed axle sleeve, the upper end symmetry of output shaft is shaped on the two keyways 12 that connect lock tube 18, drives the screw pump drive shaft turns by lock tube like this, as shown in Figure 3.The lower end of gear-box is equipped with the circular protecting cover 7 of output shaft and fixed axle sleeve, also is shaped on the hole with the fixed axle sleeve coupling on the protecting cover.For the output shaft that guarantees oil outlet tube support 20 on the drill platform and oil outlet tube 19 thereof and gear-box and fixed axle sleeve thereof align coaxially, also be shaped on seam 13 in gear-box protecting cover lower end with oil outlet tube support coupling.
Claims (3)
1. oil well screw pump drive unit, by gear-box, be installed in the input gear shaft in the gear-box, be installed in the output gear shaft in the gear-box, be installed in the input gear that is meshed with the input gear shaft on the output gear shaft, be installed in the output shaft in the gear-box, be installed in the output gear that is meshed with output gear shaft on the output shaft, and the motor that is connected with the input gear shaft that is installed in the gear-box upper end is formed, it is characterized in that: the output shaft of described gear-box is shaped on central through bore, symmetry is shaped on two keyways that connect lock tube on the cylindrical of output shaft upper end, fixed axle sleeve is installed in the central through bore, the protecting cover that has with fixed axle sleeve coupling hole is installed in the gear-box lower end surface; The described input gear shaft upper end that is connected with motor is shaped on hole and the keyway with the motor output shaft coupling, and input gear shaft lower end is equipped with free wheel device, and the braking device of free wheel device is installed in the gear-box lower end.
2. oil well screw pump drive unit according to claim 1, it is characterized in that: described braking device has an arc brake slipper that mates with the free wheel device cylindrical, one end of brake slipper is hinged on the gear-box lower end surface, the other end of brake slipper is equipped with clamping bolt and Returnning spring, and the other end of clamping bolt is hinged on the gear-box lower end surface.
3. oil well screw pump drive unit according to claim 1 and 2 is characterized in that: described protecting cover lower end is shaped on the seam that cooperates with the oil outlet tube support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620027767 CN200964937Y (en) | 2006-10-25 | 2006-10-25 | Screw pump driving device for oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620027767 CN200964937Y (en) | 2006-10-25 | 2006-10-25 | Screw pump driving device for oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200964937Y true CN200964937Y (en) | 2007-10-24 |
Family
ID=38868952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620027767 Expired - Lifetime CN200964937Y (en) | 2006-10-25 | 2006-10-25 | Screw pump driving device for oil well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200964937Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455851C (en) * | 2006-10-25 | 2009-01-28 | 天津减速机股份有限公司 | Screw pump driving speed reducer for petroleum production |
| CN101852205A (en) * | 2010-06-22 | 2010-10-06 | 王艳文 | Driving method and device of offset oil well screw pump |
| CN102032157A (en) * | 2010-11-29 | 2011-04-27 | 大庆石油管理局 | Ground driving device of screw pump |
-
2006
- 2006-10-25 CN CN 200620027767 patent/CN200964937Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455851C (en) * | 2006-10-25 | 2009-01-28 | 天津减速机股份有限公司 | Screw pump driving speed reducer for petroleum production |
| CN101852205A (en) * | 2010-06-22 | 2010-10-06 | 王艳文 | Driving method and device of offset oil well screw pump |
| CN102032157A (en) * | 2010-11-29 | 2011-04-27 | 大庆石油管理局 | Ground driving device of screw pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20090128 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |