CN204597760U - A kind of non-contact type coupling with overload protection function - Google Patents
A kind of non-contact type coupling with overload protection function Download PDFInfo
- Publication number
- CN204597760U CN204597760U CN201520296516.5U CN201520296516U CN204597760U CN 204597760 U CN204597760 U CN 204597760U CN 201520296516 U CN201520296516 U CN 201520296516U CN 204597760 U CN204597760 U CN 204597760U
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- CN
- China
- Prior art keywords
- motor shaft
- overload protection
- bearing axle
- inductance loop
- 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.)
- Expired - Fee Related
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Abstract
A kind of non-contact type coupling with overload protection function disclosed in the utility model, comprise the motor outer rotor and permanent magnet internal rotor and overload protection arrangement composition with radial clearance, the motor shaft rotating disk of motor outer rotor is axially disposed with the first inductance loop and the second inductance loop from outside to inside along it, the side of motor shaft rotating disk offers air intake screen, the outer surface of the first inductance loop and the second inductance loop is provided with fin; The bearing axle rotating disk of permanent magnet internal rotor is fixed with magnet ring, and magnet ring is between the first inductance loop and the second inductance loop; Overload protection arrangement is used for judging whether load transships by obtaining bearing axle rotating speed.A kind of non-contact type coupling with overload protection function of the present utility model dispels the heat by arranging air intake screen in motor shaft rotating disk side and arrange fin at copper ring outer surface; and be operated in normal load range by overload protection arrangement proof load, avoid the generation of load overload situations.
Description
Technical field
The utility model belongs to shaft coupling technical field, is specifically related to a kind of non-contact type coupling with overload protection function.
Background technology
Shaft coupling is as the significant components of power transmission, and be mainly used in the mechanical energy of a part to be transferred to one other component, it is widely used in the industries such as Transport Machinery device, mineral industry, petroleum chemical industry, Aero-Space.Run up in process at shaft coupling, can produce amount of heat, cause that the temperature of magnetic induction parts and magnet raises, magnetic flux is abnormal, this not only can have an impact to the normal operation of shaft coupling and can shorten Coupling Life; Meanwhile, motor power cannot be cut off in time when load overload occurs existing shaft coupling in power transmission process and make motor stalling, so very easily cause the serious consequence that copper ring thawing, motor and load equipment burn.
Utility model content
The purpose of this utility model is to provide a kind of non-contact type coupling with overload protection function, solves existing shaft coupling radiating effect bad and cannot solve the shortcoming of load overload problem.
The technical scheme that the utility model adopts is: a kind of non-contact type coupling with overload protection function, comprises the motor outer rotor and permanent magnet internal rotor and overload protection arrangement composition with radial clearance,
Motor outer rotor comprises motor shaft and is arranged at the motor shaft adapter sleeve on motor shaft axle, motor shaft is connected by motor axle key bar with motor shaft adapter sleeve, motor shaft adapter sleeve is fixed with motor shaft rotating disk, motor shaft rotating disk is axially disposed with the first inductance loop and the second inductance loop from outside to inside along it, the side of motor shaft rotating disk offers air intake screen, the outer surface of the first inductance loop and the second inductance loop is provided with fin;
Permanent magnet internal rotor comprises bearing axle and is arranged at the bearing axle adapter sleeve on bearing axle, bearing axle is connected by load axle key bar with bearing axle adapter sleeve, bearing axle adapter sleeve is fixed with bearing axle rotating disk, bearing axle rotating disk is fixed with magnet ring, and described magnet ring is between the first inductance loop and the second inductance loop;
Overload protection arrangement is used for judging whether load transships by obtaining bearing axle rotating speed.
Feature of the present utility model is also,
Overload protection arrangement comprises the detection axis be connected with load axle key bar, and detection axis is sheathed with magnetic rotary disk, and described magnetic rotary disk is also connected with speed probe and processor in turn, and processor is connected with the power supply of motor.
The magnetic power rotation speed sensor of speed probe to be model be HZ-860.
First inductance loop and the second inductance loop form by steel loop and the copper ring be sheathed on steel loop.
The outer surface of copper ring is enclosed with a layer insulating.
Insulating barrier is insulating varnish jacket.
Motor shaft adapter sleeve is fixed on motor shaft by motor shaft expansion set, and bearing axle adapter sleeve is fixed on bearing axle by bearing axle expansion set.
The beneficial effects of the utility model are: it is bad and cannot solve the shortcoming of load overload problem that a kind of non-contact type coupling with overload protection function of the present utility model solves existing shaft coupling radiating effect.The fin that a kind of non-contact type coupling with overload protection function of the present utility model is arranged by the air intake screen that arranges in motor shaft rotating disk side and copper ring outer surface carries out quick heat radiating; and be operated in normal load range by overload protection arrangement proof load, avoid the generation of load overload situations.
Accompanying drawing explanation
Fig. 1 is the structural representation of umbrella shape curtain of the present utility model.
In figure, 1. motor shaft, 2. motor shaft adapter sleeve, 3. motor axle key bar, 4. motor shaft rotating disk, 5. the first inductance loop, 6. the second inductance loop, 7. air intake screen, 8. fin, 9. bearing axle, 10. bearing axle adapter sleeve, 11. load axle key bars, 12. bearing axle rotating disks, 13. magnet rings, 14. detection axis, 15. magnetic rotary disk, 16. speed probes, 17. processors, 18. steel loops, 19. copper rings, 20. motor shaft expansion sets, 21. bearing axle expansion sets.
Embodiment
Below in conjunction with embodiment, the utility model is described in detail.
A kind of structure with the non-contact type coupling of overload protection function that the utility model provides as shown in Figure 1, comprises the motor outer rotor and permanent magnet internal rotor and overload protection arrangement composition with radial clearance,
Motor outer rotor comprises motor shaft 1 and is arranged at the motor shaft adapter sleeve 2 on motor shaft 1 axle, motor shaft 1 is connected by motor axle key bar 3 with motor shaft adapter sleeve 2, motor shaft adapter sleeve 2 is fixed with motor shaft rotating disk 4, motor shaft rotating disk 4 is axially disposed with the first inductance loop 5 and the second inductance loop 6 from outside to inside along it, the outer surface side of motor shaft rotating disk 4 offering air intake screen 7, first inductance loop 5 and the second inductance loop 6 is provided with fin 8;
Permanent magnet internal rotor comprises bearing axle 9 and is arranged at the bearing axle adapter sleeve 10 on bearing axle 9, bearing axle 9 is connected by load axle key bar 11 with bearing axle adapter sleeve 10, bearing axle adapter sleeve 10 is fixed with bearing axle rotating disk 12, bearing axle rotating disk 12 is fixed with magnet ring 13, magnet ring 13 is between the first inductance loop 5 and the second inductance loop 6;
Overload protection arrangement is used for judging whether load transships by obtaining bearing axle 9 rotating speed.
Overload protection arrangement comprises the detection axis 14 be connected with load axle key bar 11, detection axis 14 is sheathed with magnetic rotary disk 15, and magnetic rotary disk 15 is also connected with speed probe 16 and processor 17 in turn, and processor 17 is connected with the power supply of motor.
The magnetic power rotation speed sensor of speed probe 16 to be models be HZ-860.
First inductance loop 5 and the second inductance loop 6 form by steel loop 18 and the copper ring 19 be sheathed on steel loop 18.
The outer surface of copper ring 19 is enclosed with a layer insulating, and insulating barrier is insulating varnish jacket.
Motor shaft adapter sleeve 2 is fixed on motor shaft 1 by motor shaft expansion set 20, and bearing axle adapter sleeve 10 is fixed on bearing axle 9 by bearing axle expansion set 21.
During work, motor shaft rotating disk 4 High Rotation Speed on motor shaft 1 drive motor axle adapter sleeve 2, thus make the first inductance loop 5 on motor shaft rotating disk 4 and the second inductance loop 6 with the radial fixed interval (FI) cutting magnetic line of force of magnet ring 13 and the copper ring 19 on the first inductance loop 5 and the second inductance loop 6 produces eddy current, eddy current produces induced field simultaneously, the magnetic field of magnet ring 13 is subject to the interaction of two induced fields of both sides copper ring 19 thus bearing axle rotating disk 12 is rotated, and then drive the bearing axle 10 of bearing axle adapter sleeve 11 fit to rotate, thus by the torque transfer of motor to load, contactless shaft coupling is utilized to realize the transmission of energy.In energy transfer process, motor shaft rotating disk 4 in rotary course, the first inductance loop 5 and the second inductance loop 6 all can produce amount of heat in the process of circumgyration incision magnetic induction line, and external wind can be introduced inside and carries out exchange heat by the air intake screen 7 that motor shaft rotating disk 4 side is arranged, the heat of the first inductance loop 5 and the second inductance loop 6 also can shift by the fin 8 of copper ring 19 outer surface bonding simultaneously, thus reduce the temperature of the first inductance loop 5, second inductance loop 6 and magnet ring 13, ensure that the assembly of whole magnetic force cutting part normally works.When bearing axle 9 rotates, coupled detection axis 14 drives magnetic rotary disk 15 synchronous axial system, magnetic power rotation speed sensor is by obtaining the rotating speed of magnetic rotary disk 15 thus learning bearing axle 9 rotating speed, and this information transmission is judged to the processor 17 of single-chip microcomputer, when not causing load to transship in normal range (NR) due to load speed, the rotary speed information of the magnetic power rotation speed sensor that single-chip microcomputer obtains is not in the normal range (NR) preset, Single-chip Controlling cuts off motor power, thus make motor stalling, and then the load also stall making by shaft coupling transmitting energy, motor is ensure that like this by overload protection arrangement, the safe operation of load equipment and shaft coupling.
Claims (7)
1. there is a non-contact type coupling for overload protection function, it is characterized in that, comprise the motor outer rotor and permanent magnet internal rotor and overload protection arrangement composition with radial clearance,
Described motor outer rotor comprises motor shaft (1) and is arranged at the motor shaft adapter sleeve (2) on motor shaft (1) axle, motor shaft (1) is connected by motor axle key bar (3) with motor shaft adapter sleeve (2), described motor shaft adapter sleeve (2) is fixed with motor shaft rotating disk (4), motor shaft rotating disk (4) is axially disposed with the first inductance loop (5) and the second inductance loop (6) from outside to inside along it, the side of described motor shaft rotating disk (4) offers air intake screen (7), the outer surface of described first inductance loop (5) and the second inductance loop (6) is provided with fin (8),
Described permanent magnet internal rotor comprises bearing axle (9) and is arranged at the bearing axle adapter sleeve (10) on bearing axle (9), bearing axle (9) is connected by load axle key bar (11) with bearing axle adapter sleeve (10), described bearing axle adapter sleeve (10) is fixed with bearing axle rotating disk (12), described bearing axle rotating disk (12) is fixed with magnet ring (13), and described magnet ring (13) is positioned between the first inductance loop (5) and the second inductance loop (6);
Described overload protection arrangement is used for judging whether load transships by obtaining bearing axle (9) rotating speed.
2. a kind of non-contact type coupling with overload protection function as claimed in claim 1; it is characterized in that; described overload protection arrangement comprises the detection axis (14) be connected with load axle key bar (11); described detection axis (14) is sheathed with magnetic rotary disk (15); described magnetic rotary disk (15) is also connected with speed probe (16) and processor (17) in turn, and described processor (17) is connected with the power supply of motor.
3. a kind of non-contact type coupling with overload protection function as claimed in claim 2, is characterized in that, the magnetic power rotation speed sensor of described speed probe (16) to be model be HZ-860.
4. a kind of non-contact type coupling with overload protection function as claimed in claim 1; it is characterized in that, described first inductance loop (5) and the second inductance loop (6) form by steel loop (18) and the copper ring (19) be sheathed on steel loop (18).
5. a kind of non-contact type coupling with overload protection function as claimed in claim 4, it is characterized in that, the outer surface of described copper ring (19) is enclosed with a layer insulating.
6. a kind of non-contact type coupling with overload protection function as claimed in claim 5, it is characterized in that, described insulating barrier is insulating varnish jacket.
7. a kind of non-contact type coupling with overload protection function as claimed in claim 1; it is characterized in that; described motor shaft adapter sleeve (2) is fixed on motor shaft (1) by motor shaft expansion set (20), and described bearing axle adapter sleeve (10) is fixed on bearing axle (9) by bearing axle expansion set (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520296516.5U CN204597760U (en) | 2015-05-08 | 2015-05-08 | A kind of non-contact type coupling with overload protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520296516.5U CN204597760U (en) | 2015-05-08 | 2015-05-08 | A kind of non-contact type coupling with overload protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204597760U true CN204597760U (en) | 2015-08-26 |
Family
ID=53933868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520296516.5U Expired - Fee Related CN204597760U (en) | 2015-05-08 | 2015-05-08 | A kind of non-contact type coupling with overload protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204597760U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978267A (en) * | 2015-11-11 | 2016-09-28 | 永康市法拉迪电机有限公司 | Drive device of efficient body slimmer |
| CN106100286A (en) * | 2016-08-30 | 2016-11-09 | 魏稼丰 | Magnetic eddy current safety speed regulating bonder |
-
2015
- 2015-05-08 CN CN201520296516.5U patent/CN204597760U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978267A (en) * | 2015-11-11 | 2016-09-28 | 永康市法拉迪电机有限公司 | Drive device of efficient body slimmer |
| CN106100286A (en) * | 2016-08-30 | 2016-11-09 | 魏稼丰 | Magnetic eddy current safety speed regulating bonder |
| CN106100286B (en) * | 2016-08-30 | 2018-07-06 | 魏稼丰 | Magnetic is vortexed safety speed regulating coupler |
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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: 20150826 Termination date: 20190508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |