CN203119717U - Low-temperature resistant top drive frequency control asynchronous motor - Google Patents
Low-temperature resistant top drive frequency control asynchronous motor Download PDFInfo
- Publication number
- CN203119717U CN203119717U CN 201320012803 CN201320012803U CN203119717U CN 203119717 U CN203119717 U CN 203119717U CN 201320012803 CN201320012803 CN 201320012803 CN 201320012803 U CN201320012803 U CN 201320012803U CN 203119717 U CN203119717 U CN 203119717U
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- China
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- end cover
- rear end
- end cap
- bearing
- end housing
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- Expired - Fee Related
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Abstract
Provided is a low-temperature resistant top drive frequency control asynchronous motor, comprising an engine base which has a all-direction full-laminated structure. A front end cover and a back end cover are disposed on two ends of the engine base. Bearing housings are respectively disposed in the front end cover and the back end cover. The engine base is fastened and connected with the front end cover and the back end cover through insulating tension poles. Between the engine base and the front end cover, and between the engine base and the back end cover, clamping rings are disposed to fasten an iron core. Rabbet cooperation is used between the front end cover and the clamping ring, and between the back end cover and the clamping ring. The clamping rings are male ends, and the front end cover and the back end cover are female ends. In the motor, the rabbet cooperation is used between the front and back end covers and the clamping ring, the clamping rings are male ends, and the front end cover and the back end cover are female ends. The motor is simple in structure, good in tightness, and has low-temperature resistant, shockproof, explosion-proof, dustproof, moistureproof, and anti-interference performance. The motor is suitable to be used in field and offshore oil field drilling and production environment.
Description
Technical field
The utility model belongs to the variable-frequency control asynchronous motor technical field, relates to a kind of low temperature resistant top-drive variable-frequency control asynchronous motor.
Background technology
Drilling-production equipment environment of living in oil field is abominable, the Applicable temperature temperature difference is big, low temperature can reach-45 ℃, air humidity is also big, therefore, require corresponding higherly with the supporting motor of drilling-production equipment, require its low temperature resistant, shockproof, explosion-proof, dustproof, moistureproof, good in anti-interference performance, applicable field and marine oil field drilling environment.Motor is driven mainly based on external product in the used top of drilling-production equipment, existing oil field, cost height, complex structure, maintenance and repair inconvenience.
Summary of the invention
The purpose of this utility model provides a kind of low temperature resistant top-drive variable-frequency control asynchronous motor, solves the cost height that exists in the prior art, baroque problem.
The purpose of this utility model is achieved in that low temperature resistant top-drive variable-frequency control asynchronous motor, comprises support, and support is the full lamination in all directions, and the support two ends are front end housing and rear end cap, are respectively equipped with bearing chamber in front end housing, the rear end cap; Support and front end housing, rear end cap are fastenedly connected by insulated tension pole; Be equipped with trim ring between support and front end housing, the rear end cap and be used for fastening bearing inner race; Between front end housing and the trim ring, be seam between rear end cap and the trim ring and cooperate, trim ring is male half coupling, front end housing and rear end cap are inner stopper.
Characteristics of the present utility model also are:
Be equipped with bearing-lubricating device on front end housing and the rear end cap, bearing-lubricating device comprises the lubricating cup that is arranged on front end housing and the rear end cap outer wall, and lubricating cup is communicated with bearing chamber by oil fuel tube, and oil fuel tube is provided with sleeve pipe outward.
Be roller bearing in the rear end cap bearing chamber, be provided with 4 angular contact ball bearings and roller bearing in the front end housing bearing chamber.
The bearing chamber two ends are provided with outer bearing cover and inside cap, and inside cap and machine shaft contact position are provided with inner seal ring, also are provided with oil sealing.
The utlity model has following beneficial effect:
1, adopt seam to cooperate between the utility model front and rear cover and the trim ring, trim ring is male half coupling, and front and rear cover is inner stopper, simple in structure, good airproof performance has low temperature resistant, shockproof, explosion-proof, dustproof, moistureproof, interference free performance, applicable field and marine oil field drilling environment.
2, the utility model is set up sleeve pipe outside oil fuel tube, can prevent effectively that grease from leaking, and oil fuel tube is had protective effect.
3, the utility model arranges inner seal ring at inside cap and machine shaft contact position, also is provided with oil sealing simultaneously, has strengthened sealing effectiveness, has improved degree of protection, but and weight reduction, reduce cost.
Description of drawings
Fig. 1 is the low temperature resistant top-drive variable-frequency control asynchronous motor structural representation of utility model;
Fig. 2 is Fig. 1 right view;
Fig. 3 is Fig. 1 left view.
Among the figure, 1. front end housing, 2. before inside cap, 3. before outer bearing cover, 4. preceding internal sealed ring, 5. nut, 6. ball bearing, 7. roller bearing, 8. trim ring, 9. support, 10. rotor, 11. rear end caps, 12. lubricating cup, 13. back inside caps, 14. back internal sealed rings, 15. roller bearing, 16. back-up rings, 17. oil sealings, 18. terminal box, 19. suspension ring, 20. insulated tension poles.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done further very thin explanation.
Referring to Fig. 1, low temperature resistant top-drive variable-frequency control asynchronous motor comprises support 9, and support 9 is the full lamination in all directions, and support 9 two ends are front end housing 1 and rear end cap 11, are respectively equipped with bearing chamber in front end housing 1, the rear end cap 11; Support 9 is fastenedly connected by insulated tension pole 20 with front end housing 1, rear end cap 11; Be equipped with trim ring 8 between support 9 and front end housing 1, the rear end cap 11 and be used for fastening iron core; Between front end housing 1 and the trim ring 8, be seam between rear end cap 11 and the trim ring 8 and cooperate, trim ring 8 is male half coupling, front end housing 1 and rear end cap 11 are inner stopper.
Front end housing 1 and rear end cap 11 are equipped with bearing-lubricating device, and bearing-lubricating device comprises the lubricating cup 12 that is arranged on front end housing 1 and rear end cap 11 outer walls, and lubricating cup 12 is communicated with bearing chamber by oil fuel tube, and oil fuel tube is provided with sleeve pipe outward.
Be provided with roller bearing I 15 in rear end cap 11 bearing chambers, be provided with 4 angular contact ball bearings 6 and roller bearing II 7 in front end housing 1 bearing chamber.
Be provided with the fore bearing chamber in the front end housing 1, be provided with the rear bearing chamber in the rear end cap 11.The fore bearing chamber is provided with preceding inside cap 2, preceding outer bearing cover 3, and the rear bearing chamber is provided with back inside cap 13, back internal sealed ring 14 and back-up ring 16; Internal sealed ring 4 before preceding inside cap 2 is provided with the machine shaft contact position also is provided with oil sealing 17; Back inside cap 13 is provided with back internal sealed ring 14 with the machine shaft contact position.
End cap is provided with terminal box 18, also is provided with suspension ring 19.
The utility model support 9 adopts full lamination from all directions, and opens ventilation hole, and front end housing 1 all adopts seam to cooperate with trim ring 8, rear end cap 11 with trim ring 8, and wherein trim ring 8 is male half coupling, and front end housing 1 is inner stopper with rear end cap 11; Front end housing 1, trim ring 8, support 9 and the 20 fastening installations of rear end cap 11 usefulness insulated tension poles; Drive end supports with ball bearing 6 and roller bearing 7 with roller bearing 15, anti-drive end, and drive end seals with oil sealing 17 with nut 5 fastening bearing inner races, preceding internal sealed ring 4, back internal sealed ring 14, and it is convenient grease-added that lubricating cup 12 is installed at the motor two ends.The sealing means that seal ring combines with oil sealing 17, good sealing effect, the degree of protection height, but and weight reduction, reduce cost; Structural member all adopts low temperature material, comprises high strength anti low-temperature alloy rotating steel shaft, the stainless steel terminal box, all the other structural members adopt low temperature resistant steel, securing member is 10.9 grade high-strength bolts, and low temperature resistant cable guarantees that motor well moves in-45 ℃～55 ℃ fields and marine oil field place; At front end housing 1 and rear end cap 11 processing oil circuits, lubricating cup 12 is installed, oil fuel tube is set up sleeve pipe outward, can effectively prevent the grease leakage, and the protection oil pipe.
Claims (4)
1. low temperature resistant top-drive variable-frequency control asynchronous motor, it is characterized in that: comprise support (9), described support (9) is the full lamination in all directions, and described support (9) two ends are front end housing (1) and rear end cap (11), and described front end housing (1), rear end cap are respectively equipped with bearing chamber in (11); Described support (9) is fastenedly connected by insulated tension pole (20) with described front end housing (1), rear end cap (11); Be equipped with trim ring (8) between described support (9) and described front end housing (1), the rear end cap (11) and be used for fastening iron core; Between described front end housing (1) and the described trim ring (8), be seam between described rear end cap (11) and the described trim ring (8) and cooperate, described trim ring (8) is male half coupling, described front end housing (1) and rear end cap (11) are inner stopper.
2. low temperature resistant top-drive variable-frequency control asynchronous motor as claimed in claim 1, it is characterized in that: be equipped with bearing-lubricating device on described front end housing (1) and the rear end cap (11), described bearing-lubricating device comprises the lubricating cup (12) that is arranged on described front end housing (1) and rear end cap (11) outer wall, described lubricating cup (12) is communicated with described bearing chamber by oil fuel tube, and described oil fuel tube is provided with sleeve pipe outward.
3. low temperature resistant top-drive variable-frequency control asynchronous motor as claimed in claim 1 or 2, it is characterized in that: be provided with roller bearing roller bearing II (15) in described rear end cap (11) bearing chamber, be provided with ball bearing (6) and roller bearing I (7) in described front end housing (1) bearing chamber.
4. low temperature resistant top-drive variable-frequency control asynchronous motor as claimed in claim 3, it is characterized in that: described bearing chamber two ends are provided with outer bearing cover and inside cap, and described inside cap and machine shaft contact position are provided with inner seal ring, also are provided with oil sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320012803 CN203119717U (en) | 2013-01-11 | 2013-01-11 | Low-temperature resistant top drive frequency control asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320012803 CN203119717U (en) | 2013-01-11 | 2013-01-11 | Low-temperature resistant top drive frequency control asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203119717U true CN203119717U (en) | 2013-08-07 |
Family
ID=48900033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320012803 Expired - Fee Related CN203119717U (en) | 2013-01-11 | 2013-01-11 | Low-temperature resistant top drive frequency control asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203119717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412312A (en) * | 2018-12-19 | 2019-03-01 | 宁夏西北骏马电机制造股份有限公司 | Low seam mining machinery motor and the method for improving motor utilization rate |
-
2013
- 2013-01-11 CN CN 201320012803 patent/CN203119717U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412312A (en) * | 2018-12-19 | 2019-03-01 | 宁夏西北骏马电机制造股份有限公司 | Low seam mining machinery motor and the method for improving motor utilization rate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20190111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |