CN104539097A - Sealed dual-redundancy roller way drive devices - Google Patents
Sealed dual-redundancy roller way drive devices Download PDFInfo
- Publication number
- CN104539097A CN104539097A CN201410830273.9A CN201410830273A CN104539097A CN 104539097 A CN104539097 A CN 104539097A CN 201410830273 A CN201410830273 A CN 201410830273A CN 104539097 A CN104539097 A CN 104539097A
- Authority
- CN
- China
- Prior art keywords
- drive unit
- electromagnetic clutch
- sealing drum
- way drive
- contact type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention relates to sealed dual-redundancy roller way drive devices. Each roller way drive device set comprises a driving portion arranged outside a wall (15) and a transmission portion arranged in the wall (15), wherein the transmission portion penetrates through the wall to be connected with the driving portion. Each driving portion comprises a motor (1), a speed reducer (2) and a non-contact electromagnetic clutch which are sequentially connected. Each driving portion comprises a gear (10) and a rotating roller (11) connected with the gear. The non-contact electromagnetic clutches are internally provided with sealing cylinders, and the sealing cylinders seal the drive portions. By means of the drive devices, the internal space and the external space can be isolated effectively, only the roller way transmission portions are arranged in a radiation environment or a toxic environment in the wall, and the driving portions are arranged in the normal air outside the wall, so that when components break down, maintenance is facilitated, and the safety of the operating personnel is protected.
Description
Technical field
The invention belongs to machine driven system, be specifically related to the two remaining roller-way drive unit of a kind of sealed type.
Background technology
In order to the safety of the people that reduces the personnel to operate, protects, the roller-way run under radioactivity or toxic environment will have reliable sealing and higher reliability.The position that roller-way drive system the most easily breaks down is drive unit, and therefore roller-way drive unit adopts redundancy design criterion, namely adopts two cover drive unit, for subsequent use each other, and after a set of drive unit breaks down, a set of can continuation uses in addition.And often cover drive unit has reliable sealing property.
Roller-way transmission can be designed to the form of motor, electromagnetic clutch acceleration and deceleration device, and electromagnetic clutch is arranged between motor and decelerator, and is provided with mair motor and motor for subsequent use two overlaps drive system.Mair motor electromagnetic clutch adhesive under normal circumstances, mair motor runs, and drives roller bed rotation, simultaneously standby electricity tester in power-down state by electromagnetic clutch and decelerator, and the dynamo-electric magnet clutch of standby electricity disconnects.When mair motor operation is broken down, disconnect mair motor and mair motor electromagnetic clutch by Long-distance Control, the dynamo-electric magnet clutch of the standby electricity of adhesive simultaneously, substitute mair motor driving roller-way after electrical power for subsequent use and run.This version does not have sealing, and under long-time load applying working condition, product has certain heating, wearing and tearing, and friction plate gap needs adjustment further, and overload may cause the damage of electromagnetic clutch.Another kind of roller-way drive mechanism form replaces electromagnetic clutch with double rolling key clutch, this clutch is single mechanical structure, have the advantages that transmitting torque is large, but double rolling key clutch does not have safe escape function, during overload, the weak link in driving-chain such as freewheel clutch or decelerator may be caused to damage.
Summary of the invention
For the defect existed in prior art, the invention provides the two remaining roller-way drive unit of a kind of sealed type, effectively drive part and radioactive environment and toxic environment can be completely cut off, improve reliability and the fail safe of this drive unit; Be convenient to maintenance, protect the safety of operating personnel.
For reaching above object, the technical solution used in the present invention is: provide a kind of sealed type two remaining roller-way drive unit, often overlap drive unit and comprise the drive part be arranged on outside body of wall and the running part be arranged in body of wall, described running part is connected with described drive part through body of wall; Described drive part comprises the motor, decelerator and the non-contact type electromagnetic clutch that connect successively; The live-rollers that described running part comprises gear and is connected with described gear; Be provided with sealing drum in described non-contact type electromagnetic clutch, described drive part seals by described sealing drum.
Further, described non-contact type electromagnetic clutch comprises stator and is arranged on the internal rotor in stator, is provided with external rotor between described stator and internal rotor; Described sealing drum comprises external seal cylinder and interior sealing drum, and described external seal cylinder is located between external rotor and stator, and described interior sealing drum is located between external rotor and internal rotor.
Further, described non-contact type electromagnetic clutch is provided with end cap near one end of decelerator, and this end cap covers the end of sealing drum and interior sealing drum outside.
Further, sealing ring is provided with between described end cap and external seal cylinder.
Further, sealing ring is provided with between described end cap and interior sealing drum.
Further, described non-contact type electromagnetic clutch is connected with gear by external rotor; Described non-contact type electromagnetic clutch is connected with decelerator by internal rotor.
Further, described non-contact type electromagnetic clutch is fixed on body of wall by external seal cylinder.
Further, described pair of remaining rail driving device is connected by tumbler gear, and this tumbler gear is connected with the gear often overlapped in drive unit respectively.
Further, described stator and internal rotor are made by magnetic material.
Further, described external seal cylinder, external rotor and interior sealing drum are made by magnetic material and nonmagnetic substance segmentation welding.
Advantageous Effects of the present invention is: drive unit of the present invention, innovates from structural design, employing be the form that motor acceleration and deceleration device adds non-contact type electromagnetic clutch, non-contact type electromagnetic clutch is arranged between decelerator and load.Non-contact type electromagnetic clutch has reliable sealing, the interior or exterior space of electromagnetic clutch can be effectively made to completely cut off, only roller-way running part is arranged in radiation environment or toxic environment, and drive part such as motor, decelerator and non-contact type electromagnetic clutch are arranged in normal air, be convenient to maintenance when these component failure.The structure of non-contact type electromagnetic clutch is simple in addition, reliability and fail safe high, the life-span is long, during overload, can not cause the damage of clutch and other parts.
Accompanying drawing explanation
Fig. 1 is the structural representation of the two remaining roller-way drive unit of sealed type of the present invention.
In figure:
1-motor 2-decelerator 3-stator 4-coil
Sealing drum 8-bearing in 5-external seal cylinder 6-external rotor 7-
9-internal rotor 10-gear 11-live-rollers 12-end cap
13,16-sealing ring 14-tumbler gear 15-body of wall
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, be the two remaining roller-way drive unit of sealed type provided by the invention, this two covers roller-way drive unit is for subsequent use each other, when wherein a set of drive unit breaks down, another set of drive unit runs, thus does not affect the normal work of nuclear power station transmission mechanism.
Wherein, often overlap drive unit and comprise the drive part be arranged on outside concrete wall 15 and the running part be arranged in concrete wall 15, running part is connected with drive part through concrete wall 15.Drive part comprises the motor 1, decelerator 2 and the non-contact type electromagnetic clutch that are connected successively, the live-rollers 11 that running part comprises gear 10 and is connected with gear 10; Be provided with sealing drum in described non-contact type electromagnetic clutch, described drive part seals by described sealing drum.Two cover rail driving devices are connected by tumbler gear 14, and namely this tumbler gear 14 is meshed with the gear often overlapped in drive unit respectively.Adopt technique scheme, drive part can be arranged in normal air, be convenient to keep in repair the coil in motor, decelerator and non-contact type electromagnetic clutch, better protect the safety of operating personnel.
Non-contact type electromagnetic clutch comprises the coaxial stator 3, external rotor 6 and the internal rotor 9 that arrange.Stator 3 is arranged on outermost layer, and internal rotor 9 is arranged on innermost layer, and external rotor 6 is arranged between internal rotor 9 and stator 3; Sealing drum comprises external seal cylinder 5 and interior sealing drum 7 external seal cylinder 5 is arranged between stator 3 and external rotor 6, and interior sealing drum 7 is arranged between external rotor 6 and internal rotor 9, and internal rotor 9 is connected with the output shaft of decelerator.Two ends between interior sealing drum 7 and internal rotor 9 are equipped with bearing 8, and the two ends between external seal cylinder 5 and external rotor 6 are also provided with bearing, and external rotor 6 and internal rotor 9 support it by bearing 8 and rotate.Coil 4 is provided with between stator 3 and external seal cylinder 5.Non-contact type electromagnetic clutch is connected with gear 10 by external rotor 6.
This non-contact type electromagnetic clutch is provided with end cap 12 near one end of decelerator 2, and this end cap 12 covers the end of sealing drum 5 and interior sealing drum 7 outside, thus is sealed the end of non-contact type electromagnetic clutch.The other end of non-contact type electromagnetic clutch is fixed on concrete wall 15 by external seal cylinder 5, thus the other end of non-contact type electromagnetic clutch and external environment condition is sealed.In order to ensure the effect sealed, being provided with sealing ring 16 between end cap 12 and external seal cylinder 5, between end cap 12 and interior sealing drum 7, being provided with sealing ring 13.
Thus, non-contact type electromagnetic clutch by being provided with seal sleeve inside and outside external rotor, by being provided with end cap and sealing ring in end, radgas can be sealed between external seal cylinder 5 and interior sealing drum 7, driver part is avoided to be subject to the infringement of radioactive environment, for operating personnel provide a kind of safe repair and maintaining.
Stator of the present invention and internal rotor are made by magnetic material; External seal cylinder, external rotor and interior sealing drum are made by magnetic material and nonmagnetic substance segmentation welding.Meanwhile, external seal cylinder and interior sealing drum are also the parts of magnetic circuit.
During work, by the motor of wherein a set of drive unit and non-contact type electromagnetic clutch coil blackout, non-contact type electromagnetic clutch is in off-state, namely between internal rotor and external rotor without suction; Now give motor and the non-contact type electromagnetic clutch coil electricity of another set of drive unit, the internal rotor of driven by motor non-contact type electromagnetic clutch rotates, external rotor is driven to rotate under the effect of internal rotor suction between inner and outer rotors, external rotor is connected with the gear on live-rollers, thus drive live-rollers and tumbler gear to rotate, tumbler gear drives again the live-rollers pinion rotation of another set of drive unit, and the clutch of this cover drive unit is in off-state, namely external rotor rotates, and internal rotor and motor remain static.
Thus, when wherein a set of drive unit breaks down, then disconnect its motor and non-contact type electromagnetic clutch, and give motor and the non-contact type electromagnetic clutch coil electricity of another set of drive unit, roller-way transmission can normally run.
The two remaining roller-way drive unit of sealed type of the present invention is not limited to above-mentioned embodiment, and those skilled in the art's technical scheme according to the present invention draws and other execution mode belongs to technological innovation scope of the present invention equally.
Claims (10)
1. the two remaining roller-way drive unit of sealed type, it is characterized in that: often overlap drive unit and comprise the running part being arranged on body of wall (15) drive part outward and being arranged in body of wall (15), described running part is connected with described drive part through body of wall; Described drive part comprises the motor (1), decelerator (2) and the non-contact type electromagnetic clutch that connect successively; The live-rollers (11) that described running part comprises gear (10) and is connected with described gear; Be provided with sealing drum in described non-contact type electromagnetic clutch, described drive part seals by described sealing drum.
2. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 1, it is characterized in that: described non-contact type electromagnetic clutch comprises stator (3) and is arranged on the internal rotor (9) in stator (3), is provided with external rotor (6) between described stator (3) and internal rotor (9); Described sealing drum comprises external seal cylinder (5) and interior sealing drum (7), described external seal cylinder (5) is located between external rotor (6) and stator (3), and described interior sealing drum (7) is located between external rotor (6) and internal rotor (9).
3. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 2, it is characterized in that: described non-contact type electromagnetic clutch is provided with end cap (12) near one end of decelerator, this end cap (12) covers sealing drum (5) and interior sealing drum (7) end outside.
4. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 3, is characterized in that: be provided with sealing ring (13) between described end cap (12) and external seal cylinder (5).
5. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 4, is characterized in that: be provided with sealing ring (16) between described end cap (12) and interior sealing drum (7).
6. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 5, is characterized in that: described non-contact type electromagnetic clutch is connected with gear (10) by external rotor (6); Described non-contact type electromagnetic clutch is connected with decelerator (2) by internal rotor (9).
7. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 6, is characterized in that: described non-contact type electromagnetic clutch is fixed on body of wall (15) by external seal cylinder (5).
8. the two remaining roller-way drive unit of a kind of sealed type as described in any one of claim 1-7, it is characterized in that: described pair of remaining rail driving device is connected by tumbler gear (14), and this tumbler gear (14) is connected with the gear often overlapped in drive unit (10) respectively.
9. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 8, is characterized in that: described stator (3) and internal rotor (9) are made by magnetic material.
10. the two remaining roller-way drive unit of a kind of sealed type as claimed in claim 9, is characterized in that: described external seal cylinder (5), external rotor (6) and interior sealing drum (7) are made by magnetic material and nonmagnetic substance segmentation welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410830273.9A CN104539097A (en) | 2014-12-26 | 2014-12-26 | Sealed dual-redundancy roller way drive devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410830273.9A CN104539097A (en) | 2014-12-26 | 2014-12-26 | Sealed dual-redundancy roller way drive devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104539097A true CN104539097A (en) | 2015-04-22 |
Family
ID=52854585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410830273.9A Pending CN104539097A (en) | 2014-12-26 | 2014-12-26 | Sealed dual-redundancy roller way drive devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104539097A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865408A (en) * | 2021-01-11 | 2021-05-28 | 北京航空航天大学 | Dual-redundancy electromechanical actuator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201037628Y (en) * | 2007-04-10 | 2008-03-19 | 比亚迪股份有限公司 | Light arranging rotation control stand for lamp |
| CN201410965Y (en) * | 2009-07-10 | 2010-02-24 | 沈阳铁道工业实业有限公司 | Electric driver of vehicle decelerator |
| CN102185410A (en) * | 2011-05-19 | 2011-09-14 | 中国原子能科学研究院 | Sealed reluctance motor |
| CN202065377U (en) * | 2011-05-19 | 2011-12-07 | 中国原子能科学研究院 | Electromagnetic clutch |
| WO2014020514A1 (en) * | 2012-07-31 | 2014-02-06 | Italconsul S.R.L. | Electrical machine |
| CN203756874U (en) * | 2014-02-17 | 2014-08-06 | 中国电子科技集团公司第二十一研究所 | Dual-redundancy planetary gear transmission mechanism |
| CN204304698U (en) * | 2014-12-26 | 2015-04-29 | 中国原子能科学研究院 | The two remaining roller-way drive unit of a kind of sealed type |
-
2014
- 2014-12-26 CN CN201410830273.9A patent/CN104539097A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201037628Y (en) * | 2007-04-10 | 2008-03-19 | 比亚迪股份有限公司 | Light arranging rotation control stand for lamp |
| CN201410965Y (en) * | 2009-07-10 | 2010-02-24 | 沈阳铁道工业实业有限公司 | Electric driver of vehicle decelerator |
| CN102185410A (en) * | 2011-05-19 | 2011-09-14 | 中国原子能科学研究院 | Sealed reluctance motor |
| CN202065377U (en) * | 2011-05-19 | 2011-12-07 | 中国原子能科学研究院 | Electromagnetic clutch |
| WO2014020514A1 (en) * | 2012-07-31 | 2014-02-06 | Italconsul S.R.L. | Electrical machine |
| CN203756874U (en) * | 2014-02-17 | 2014-08-06 | 中国电子科技集团公司第二十一研究所 | Dual-redundancy planetary gear transmission mechanism |
| CN204304698U (en) * | 2014-12-26 | 2015-04-29 | 中国原子能科学研究院 | The two remaining roller-way drive unit of a kind of sealed type |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865408A (en) * | 2021-01-11 | 2021-05-28 | 北京航空航天大学 | Dual-redundancy electromechanical actuator |
| CN112865408B (en) * | 2021-01-11 | 2021-11-02 | 北京航空航天大学 | Dual-redundancy electromechanical actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150422 |