CN205453456U - Permanent magnetism eddy current coupling for beam -pumping unit - Google Patents
Permanent magnetism eddy current coupling for beam -pumping unit Download PDFInfo
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- CN205453456U CN205453456U CN201620220315.1U CN201620220315U CN205453456U CN 205453456 U CN205453456 U CN 205453456U CN 201620220315 U CN201620220315 U CN 201620220315U CN 205453456 U CN205453456 U CN 205453456U
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- permanent
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- belt pulley
- eddy current
- wheel hub
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Abstract
The utility model relates to a permanent magnetism transmission technology field especially relates to a permanent magnetism eddy current coupling for beam -pumping unit, including permanent magnet rotor, conductor rotor and belt pulley, its characterized in that, the conductor rotor is connected on drive wheel hub, and the drive wheel hub be connected with the motor shaft, belt pulley connection is on driven wheel hub, and driven wheel hub is connected with permanent magnet rotor, conductor rotor and permanent magnet rotor are with air gap coupled linking, the belt pulley is located drive wheel hub's periphery, it is direct by the bearing group link between drive wheel hub and the belt pulley, belt pulley percutaneous area and speed reduction band pulley are connected to on the input shaft of beam -pumping unit speed reducer. Compared with the prior art, the beneficial effects of the utility model are that: this structure is particularly useful for adopting the belt as the various mechanical products of moment of torsion transmission, the driven application scope of extension permanent magnetism, and this coupler has good soft starting characteristic, can reduce start -up force moment by a wide margin and to the impact of belt, be favorable to prolonging the belt life -span, realizes energy -conservation simultaneously.
Description
Technical field
This utility model relates to permanent magnet transmission technical field, particularly relates to a kind of permanent-magnet eddy current bonder used for oil extractor.
Background technology
Permanent magnet transmission technology is a kind of moment of torsion transmission scheme realized between motor and load under mechanical connection by conductor and permanent magnet, when conductor moves in the magnetic field of permanent magnet, current vortex will be produced in conductor, the magnetic field that current vortex produces and the magnetic field interaction of permanent magnet, form the transmission of moment of torsion.
Chinese patent CN201320636217.2 discloses " a kind of magnetic actuator ", structure includes conductor discs on two sides and permanent magnetic disk, described permanent magnetic disk is arranged between conductor discs on two sides, connect in the middle part of described permanent magnetic disk and have axle, described axle connects motor, it is provided with air gap between described permanent magnetic disk and conductor disc, it is provided with air gap bracing frame between described conductor discs on two sides outer edge, air gap bracing frame is fixed on inside conductor disc, belt pulley is connected outside described conductor disc, belt pulley band dynamic load, described belt pulley is provided with end cap, it is provided with sealing ring between described end cap and belt end cap, bearing and axle sleeve it is provided with between described belt pulley and axle.The advantage of this utility model patent is: for purely mechanic structure, not electricity consumption, will not cause damage or shutdown because of power quality；Couple for flexible contact type, can effectively eliminate the vibration transmission between motor and load, there is stronger damping noise reduction effect, free from environmental pollution, do not produce harmonic wave interference, motor no-load starts more energy-conserving and environment-protective.
Chinese patent 201320070809.2 discloses one " the special permanent magnetic transmission device in oil field ", it secures belt pulley on motor shaft, motor shaft secures p-m rotor and belt pulley successively, in the outer gap covering device conductor rotor of p-m rotor, conductor rotor seat is connected on motor shaft and with belt pulley.P-m rotor and motor shaft are bolted；The outlet side bearing block assembly of conductor rotor and motor shaft is fixed by screw.This device has buffer starting function, and during starting, the dash current time is short, and little to electrical network impact, during starting, energy consumption is greatly lowered.Decrease the impact to big machineries such as motor, change speed gear box, oil pumpers simultaneously, extend the service life of relevant device.
Above two scheme, structure is the heaviest, also has the space simplified, and on the one hand the deadweight reducing device is conducive to installing movement, it can in addition contain reduce cost, improves the competitiveness of product.
Summary of the invention
The purpose of this utility model is to provide a kind of permanent-magnet eddy current bonder used for oil extractor, for oil pumper transport characteristics, simplify structure further, optimize layout and the type selecting of bearing, reduce manufacturing cost, alleviate pumping-unit motor and the load vibration destruction to bonder, improve the operating reliability of bonder.
To achieve these goals, the technical solution of the utility model is such that
Permanent-magnet eddy current bonder used for oil extractor, including p-m rotor, conductor rotor and belt pulley, described conductor rotor is connected on drive hub, and drive hub is connected with motor shaft；Described belt pulley is connected on driven wheel hub, driven wheel hub is connected with p-m rotor, described conductor rotor is of coupled connections with air gap with p-m rotor, described belt pulley is positioned at the periphery of drive hub, directly being connected by bearing group between described drive hub and belt pulley, described belt pulley is connected on the power shaft of oil pumper reductor through belt and speed reducing pulley.
Described conductor rotor includes that the outer cause of conductor disc one and conductor disc two, conductor disc one and conductor disc two connects support and is connected with connecting bolt, and the apparent surface of conductor disc one and conductor disc two is respectively equipped with copper diskware.
Described connection support is split type bell and spigot frame.
Socket joint section and/or the connecting bolt head root of described connection support are provided with regulation pad.
Described p-m rotor is provided with permanent magnet, permanent magnet on p-m rotor with the rule of NS circumferentially to arrangement.
Described bearing group is the combination of 3 deep groove ball bearings, and described deep groove ball bearing is all-sealed structure.
It is provided with wavy spring between described deep groove ball bearing with adjacent driven wheel hub.
It is provided with end cover between free end and the drive hub of described belt pulley.
Contact surface between described drive hub and driven wheel hub is provided with sealing ring.
Described drive hub is connected with the screwed hole of motor shaft ends with bolt by pressure pad.
Compared with prior art, the beneficial effects of the utility model are:
1) by the belt pulley that lateral force is maximum being arranged at the root of motor shaft, the uneven side load detrimental effect to motor bearings can be alleviated to greatest extent, improving the service life of motor, extend the maintenance cycle of motor bearings.
2) optimize the mounting means of bearing, by the setting of wavy spring, alleviate motor and the load vibration destruction to bearing, improve the operating reliability of device.
3) this structure is particularly suited for the various engineering goods using belt to transmit as moment of torsion, extending the scope of application of permanent-magnet eddy current bonder, this bonder has good soft-start feature, and staring torque impact to belt can be greatly reduced, be conducive to extending belt life, realize energy-conservation simultaneously.
Accompanying drawing explanation
Fig. 1 is this utility model example structure schematic diagram；
Fig. 2 is this utility model embodiment connection mounting structure schematic diagram.
In figure: 1-p-m rotor, 2-conductor rotor, 3-belt pulley, 4-drive hub, 5-motor shaft, the driven wheel hub of 6-, 7-bearing group, 8-connects support, 9-connecting bolt, the copper diskware of 10-, 11-regulates pad, 12-end cover, 13-wavy spring, 14-space collar, 15-baffle ring, 16-jackscrew, 17-key, 18-pressure pad, 19-bolt, 20-sealing ring, 101-permanent magnet, 201-conductor disc one, 202-conductor disc two.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further:
Seeing Fig. 1, be this utility model permanent-magnet eddy current used for oil extractor bonder example structure schematic diagram, including p-m rotor 1, conductor rotor 2 and belt pulley 3, conductor rotor 2 is connected on drive hub 4, and drive hub 4 is connected with motor shaft 5；Belt pulley 3 is connected on driven wheel hub 6, driven wheel hub 6 is connected with p-m rotor 1, conductor rotor 2 is of coupled connections with air gap with p-m rotor 1, belt pulley 3 is positioned at the outside of drive hub 4, directly it is connected by bearing group 7 between drive hub 4 with belt pulley 3, power is transmitted through drive hub 4, conductor rotor 2, p-m rotor 1, driven wheel hub 6, belt pulley 3 successively by motor, being connected on the power shaft of oil pumper gear reduction unit by belt, speed reducing pulley, the stroke that gear reduction unit output shaft drives crank disc to affect walking beam to do rule runs.Drive hub 4 is connected on motor shaft 5 by key 17.In order to improve attachment force further, drive hub 4 can also be connected by the screwed hole of pressure pad 18 with screw 19 with motor shaft 5 end, it is ensured that connects firm, it is to avoid bonder flies out.
In embodiment, conductor rotor 2 includes conductor disc 1 and conductor disc 2 202, conductor disc 1 connects support 8 with the outer cause of conductor disc 2 202 and is connected with connecting bolt 9, copper diskware 10 it is respectively equipped with on the apparent surface of conductor disc 1 and conductor disc 2 202, p-m rotor 1 is provided with permanent magnet 101, permanent magnet 101 on p-m rotor with the rule of NS circumferentially to arrangement.Conductor rotor 2 and p-m rotor 1 are coupled by air gap, when conductor rotor rotates, copper diskware slips in the magnetic field of permanent magnet, according to the law of electromagnetic induction, current vortex is produced in copper diskware, current vortex produces the magnetic field interaction of magnetic field, eddy current magnetism and permanent magnet further, it is achieved the transmission of moment of torsion.
See Fig. 2, in embodiment, connecting support 8 is split type bell and spigot frame, it is provided with regulation pad 11 in the socket joint section and/or connecting bolt head root connecting support 8, regulation pad 11 can according to circumstances be located at socket joint section and/or connecting bolt head root, purpose is the random regulation of the width realizing air gap, but the length the most not affecting connecting bolt 9 selects, and can avoid regulating the loss of pad.
In embodiment, bearing group 7 is the combination of 3 deep groove ball bearings.This deep groove ball bearing uses all-sealed structure, and in embodiment, a model is 6022, and other two model is 61822.The combination of three bearings improves compared with the combination of two bearings, stability, and support force is bigger, and the body thickness being advantageously selected for minimizing belt pulley of different model alleviates product weight.
In order to improve sealing further, alleviate the impact on the bonder life-span of the windy and dusty environment in field, end cover 12 it is provided with between belt pulley 3 free end and drive hub 4, the sealing member of the various ways such as O, lip-type packing, graphite bar is can use, it is achieved sealing function between end cover and drive hub.
Contact surface between drive hub 4 and driven wheel hub 6 is provided with sealing ring 20, and sealing ring 20 can use the sealing member of the various structures forms such as O, lip-type packing, y-type seal ring, backbone sealing ring, and wherein O volume is little is preferential selection.
It is provided with wavy spring 13 between 6022 deep groove ball bearings with adjacent driven wheel hub 6, make the positioning stablity of deep groove ball bearing, convenient for assembly, three bearings in bearing group are located by connecting by inner ring, are realized the location of adjacent bearing by space collar 14, outermost bearing is positioned by baffle ring 15, and doing fine adjustments by jackscrew 16, it is ensured that shaft strength is uniform, is completely embedded, eliminate gap, because gap is the source of the generation of vibration and noise.
Above example is only the instantiation chosen for describing the purpose of this utility model, technical scheme and beneficial effect in detail; but should in no way limit protection domain of the present utility model; all on the premise of spirit of the present utility model and principle; various modifications, equivalent and the improvement made, within all should falling into protection domain of the present utility model.
Claims (10)
- Permanent-magnet eddy current bonder the most used for oil extractor, including p-m rotor, conductor rotor and belt pulley, it is characterised in that described conductor rotor is connected on drive hub, and drive hub is connected with motor shaft；Described belt pulley is connected on driven wheel hub, driven wheel hub is connected with p-m rotor, described conductor rotor is of coupled connections with air gap with p-m rotor, described belt pulley is positioned at the periphery of drive hub, directly being connected by bearing group between described drive hub and belt pulley, described belt pulley is connected on the power shaft of oil pumper reductor through belt and speed reducing pulley.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 1, it is characterized in that, described conductor rotor includes conductor disc one and conductor disc two, conductor disc one connects support with the outer cause of conductor disc two and is connected with connecting bolt, and the apparent surface of conductor disc one and conductor disc two is respectively equipped with copper diskware.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 2, it is characterised in that described connection support is split type bell and spigot frame.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 2, it is characterised in that socket joint section and/or the connecting bolt head root of described connection support are provided with regulation pad.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 1, it is characterised in that described p-m rotor is provided with permanent magnet, permanent magnet on p-m rotor with the rule of NS circumferentially to arrangement.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 1, it is characterised in that described bearing group is the combination of 3 deep groove ball bearings, described deep groove ball bearing is all-sealed structure.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 6, it is characterised in that be provided with wavy spring between described deep groove ball bearing with adjacent driven wheel hub.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 1, it is characterised in that be provided with end cover between free end and the drive hub of described belt pulley.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 1, it is characterised in that the contact surface between described drive hub and driven wheel hub is provided with sealing ring.
- Permanent-magnet eddy current bonder used for oil extractor the most according to claim 1, it is characterised in that described drive hub is connected with the screwed hole of motor shaft ends with bolt by pressure pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620220315.1U CN205453456U (en) | 2016-03-22 | 2016-03-22 | Permanent magnetism eddy current coupling for beam -pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620220315.1U CN205453456U (en) | 2016-03-22 | 2016-03-22 | Permanent magnetism eddy current coupling for beam -pumping unit |
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| Publication Number | Publication Date |
|---|---|
| CN205453456U true CN205453456U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620220315.1U Active CN205453456U (en) | 2016-03-22 | 2016-03-22 | Permanent magnetism eddy current coupling for beam -pumping unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300883A (en) * | 2016-08-16 | 2017-01-04 | 迈格钠磁动力股份有限公司 | Plug-in belt wheel permanent-magnet eddy current flexible gearing |
| CN106992656A (en) * | 2017-04-27 | 2017-07-28 | 天津吉玄节能技术股份有限公司 | A flexible drive |
| CN112512852A (en) * | 2018-08-02 | 2021-03-16 | 尼亚布科知识产权控股有限责任公司 | Lubricant-supported electric motor with bearing support |
-
2016
- 2016-03-22 CN CN201620220315.1U patent/CN205453456U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300883A (en) * | 2016-08-16 | 2017-01-04 | 迈格钠磁动力股份有限公司 | Plug-in belt wheel permanent-magnet eddy current flexible gearing |
| CN106992656A (en) * | 2017-04-27 | 2017-07-28 | 天津吉玄节能技术股份有限公司 | A flexible drive |
| CN112512852A (en) * | 2018-08-02 | 2021-03-16 | 尼亚布科知识产权控股有限责任公司 | Lubricant-supported electric motor with bearing support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Permanent magnetism eddy current coupling for beam -pumping unit Effective date of registration: 20170714 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE CO., LTD. Registration number: 2017210000014 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180727 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE CO., LTD. Registration number: 2017210000014 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Permanent magnetism eddy current coupling for beam -pumping unit Effective date of registration: 20180731 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE CO., LTD. Registration number: 2018210000023 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190927 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE CO., LTD. Registration number: 2018210000023 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Permanent magnetism eddy current coupling for beam -pumping unit Effective date of registration: 20190930 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE CO., LTD. Registration number: Y2019210000010 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200512 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2019210000010 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Permanent magnetism eddy current coupling for beam -pumping unit Effective date of registration: 20200513 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2020210000019 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210511 Granted publication date: 20160810 Pledgee: Shengjing bank Shenyang branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2020210000019 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |