CN203582384U - Brake equipment of outer rotor permanent magnet synchronous motor driving hoisting system - Google Patents
Brake equipment of outer rotor permanent magnet synchronous motor driving hoisting system Download PDFInfo
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- CN203582384U CN203582384U CN201320626221.0U CN201320626221U CN203582384U CN 203582384 U CN203582384 U CN 203582384U CN 201320626221 U CN201320626221 U CN 201320626221U CN 203582384 U CN203582384 U CN 203582384U
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- bearing
- rotor
- band
- permanent magnet
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Abstract
The utility model discloses brake equipment of an outer rotor permanent magnet synchronous motor driving hoisting system, and relates to the field of manufacturing of cranes. The brake equipment comprises a load bearing frame. The load bearing frame comprises a first load bearing seat, a second load bearing seat and a load bearing pillar, wherein the inner surface of one end of the first load bearing seat and the inner surface of one end of the second load bearing seat are respectively provided with a trolley motor, a bearing support is arranged at the other end of the second load bearing seat, a motor stator is fixed on the bearing support, one end of the motor stator is fixedly connected with the first load bearing seat of the load bearing frame, the other end of the motor stator is connected with a motor rotor through a bearing, the motor stator is located inside the motor rotor, the motor rotor and a winding drum of a crane are connected into a whole, the two ends of the motor rotor are respectively provided with a motor wheel disc, the motor wheel discs are fixedly connected with the motor rotor, and the front end and/or the rear end of each motor wheel disc is/are provided with a brake. The brake equipment of the outer rotor permanent magnet synchronous motor driving hoisting system can achieve installation and debugging of the brakes conveniently, the installation positions of the brakes are flexible, reliable and stable, and the brakes carry out braking directly and reliably.
Description
Technical field
The utility model relates to hoisting crane and manufactures field, particularly relates to a kind of band-type brake equipment of external rotor permanent magnet synchronous machine driving tackling system.
Background technology
In common crane system, generally adopt the large rotating speed AC induction motor of low torque as power resources, by retarder, reduce the mode of rotating speed, raising moment, drive hoist roller to rotate, upgrade weight.Band brake apparatus is generally arranged in retarder front end, and it needs the dynamics of brake sticking brake less, and response is very fast.Common crane system and novel external rotor permanent magnet drive crane system comparison, have that complex structure, combined efficiency are low, the inferior position such as large takes up room, there is very big-difference in the principle of work of motor, especially motor body lays and the variation that is placed with essence of band brake apparatus.In common crane system, motor is an independently member, and Novel external rotor permagnetic synchronous motor drives the motor of crane system and the reel of hoisting crane to unite two into one, and has determined the mounting means fundamental difference of band-type brake.Traditional band-type brake mounting means cannot drive in crane system and use at novel external rotor permanent magnet synchronous machine.
Utility model content
The purpose of this utility model is the deficiency in order to overcome above-mentioned background technology, provide a kind of external rotor permanent magnet synchronous machine to drive the band-type brake equipment of tackling system, can realize easily the Installation and Debugging of band-type brake, the installation site of band-type brake is flexible and changeable, reliable and stable, compact conformation, conserve space, operating efficiency is higher, directly, reliably, degree of stability is better, easy to maintenance for brake sticking brake.
The utility model provides a kind of external rotor permanent magnet synchronous machine to drive the band-type brake equipment of tackling system, comprise bearing frame, 2 vehicle motors, bearing brackett, motor stator and rotors, described bearing frame comprises the first bearing base, the second bearing base and load-bearing pillar, the first bearing base and the second bearing base are arranged in parallel, the first bearing base is fixedly connected with the second bearing base by load-bearing pillar, the first bearing base, the second bearing base are respectively provided with a vehicle motor with the inside face of one end, and the line of centers of 2 vehicle motors is located on the same line; The other end of the second bearing base is provided with bearing brackett, on bearing brackett, be fixed with motor stator, one end of motor stator is fixedly connected with the first bearing base of bearing frame, the other end of motor stator is connected with rotor by bearing, motor stator is positioned at rotor inside, and the reel of described rotor and hoisting crane is connected as a single entity, and the two ends of rotor are respectively provided with a motor wheel disc, motor wheel disc is fixedly connected with rotor, and front end and/or the rear end of motor wheel disc are provided with band-type brake.
On the basis of technique scheme, the middle part of described rotor is provided with a motor wheel disc.
On the basis of technique scheme, one fixed or is cast into by described motor wheel disc and rotor by screw lock.
On the basis of technique scheme, one end of described motor stator is connected with the first bearing base welding or the screw of bearing frame.
On the basis of technique scheme, the both sides of described bearing frame are provided with runner, and runner is arranged on the vehicle guide in crane system.
Compared with prior art, advantage of the present utility model is as follows:
(1) band-type brake of the present utility model and motor wheel disc applied in any combination, can realize the Installation and Debugging of band-type brake easily, and the installation site of band-type brake is flexible and changeable, reliable and stable, and band-type brake can adopt Electromagnetic Drive, also can adopt hydraulic-driven.
(2) rotor of the present utility model and hoist roller unite two into one, compact conformation, and conserve space, operating efficiency is higher.
(3) motor wheel disc of the present utility model is with rotor integrally casting or be fixedly connected with by screw, and the transmission of power is simply direct, and the impact being subject to is less, brake sticking brake directly, reliable, degree of stability is better, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the band-type brake equipment of external rotor permanent magnet synchronous machine drives tackling system in the utility model embodiment while having a band-type brake.
Fig. 2 is a kind of structural representation of the band-type brake equipment of external rotor permanent magnet synchronous machine drives tackling system in the utility model embodiment while having 2 band-type brakes.
Fig. 3 is a kind of structural representation of the band-type brake equipment of external rotor permanent magnet synchronous machine drives tackling system in the utility model embodiment while having 4 band-type brakes.
Fig. 4 is a kind of structural representation of the band-type brake equipment of external rotor permanent magnet synchronous machine drives tackling system in the utility model embodiment while having 3 motor wheel discs.
Reference numeral: 1-band-type brake, 2-motor stator, 3-rotor, 4-motor wheel disc, 5-bearing brackett, 6-bearing frame, 7-vehicle motor, 6a-the first bearing base, 6b-the second bearing base, 6c-load-bearing pillar.
The specific embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Shown in Figure 1, the utility model embodiment provides a kind of external rotor permanent magnet synchronous machine to drive the band-type brake equipment of tackling system, comprise bearing frame 6, 2 vehicle motors 7, bearing brackett 5, motor stator 2, rotor 3, 4 and 1～6 band-type brake 1 of 2～3 motor wheel discs, bearing frame 6 comprises the first bearing base 6a, the second bearing base 6b and load-bearing pillar 6c, the first bearing base 6a and the second bearing base 6b are arranged in parallel, the first bearing base 6a is fixedly connected with the second bearing base 6b by load-bearing pillar 6c, the first bearing base 6a, the second bearing base 6b is respectively provided with a vehicle motor 7 with the inside face of one end, the line of centers of 2 vehicle motors 7 is located on the same line, the both sides of bearing frame 6 are provided with runner, runner is arranged on the vehicle guide in crane system, the other end of the second bearing base 6b is provided with bearing brackett 5, on bearing brackett 5, be fixed with motor stator 2, one end of motor stator 2 is connected with the first bearing base 6a welding or the screw of bearing frame 6, the other end of motor stator 2 is connected with rotor 3 by bearing, motor stator 2 is positioned at rotor 3 inside, rotor 3 is connected as a single entity with the reel of hoisting crane, the two ends of rotor 3 are respectively provided with a motor wheel disc 4, according to actual needs, a motor wheel disc 4 can also be set up in the middle part of rotor 3, motor wheel disc 4 is fixed or is cast into one with rotor 3 by screw lock, the front end of motor wheel disc 4 and/or rear end are provided with band-type brake 1.
The principle of work of the utility model embodiment is elaborated as follows:
Bearing frame 6 has been born the weight of motor body and all weights, and runner is driven by vehicle motor 7, and vehicle motor 7 drives bearing frame 6 to move along the trolley track in crane system.The reel synchronized operation of rotor 3 and hoisting crane, realizes crane loading or puts down weight; During crane brake, band-type brake 1 utilizes jaws clamping motor wheel disc 4, utilizes friction force to realize braking.The principle of work of band-type brake equipment is not limited to be used hydraulic principle or utilizes electromagnetism the suction-combining force principle, and shown in Fig. 2,3,4, can add according to actual needs, reduce and shift one's position in quantity and the position of the quantity of band-type brake 1 and motor wheel disc 4.Band-type brake 1 can be arranged on front end and/or the rear end of motor wheel disc 4; when need to increase lock torque and carry out safety shut-down or increase safety shut-down redundancy protection systems; can expand the quantity of band-type brake 1, to strengthen the safety of system, also can adjust very flexibly the position of band-type brake 1.
Those skilled in the art can carry out various modifications and variations to the utility model embodiment; if these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, these modifications and modification are also within protection domain of the present utility model.
The prior art that the content of not describing in detail in specification sheets is known to the skilled person.
Claims (5)
1. the band-type brake equipment of an external rotor permanent magnet synchronous machine driving tackling system, comprise bearing frame (6), 2 vehicle motors (7), bearing brackett (5), motor stator (2) and rotor (3), described bearing frame (6) comprises the first bearing base (6a), the second bearing base (6b) and load-bearing pillar (6c), the first bearing base (6a) is arranged in parallel with the second bearing base (6b), the first bearing base (6a) is fixedly connected with the second bearing base (6b) by load-bearing pillar (6c), the first bearing base (6a), the second bearing base (6b) is respectively provided with a vehicle motor (7) with the inside face of one end, the line of centers of 2 vehicle motors (7) is located on the same line, the other end of the second bearing base (6b) is provided with bearing brackett (5), on bearing brackett (5), be fixed with motor stator (2), one end of motor stator (2) is fixedly connected with first bearing base (6a) of bearing frame (6), the other end of motor stator (2) is connected with rotor (3) by bearing, motor stator (2) is positioned at rotor (3) inside, it is characterized in that: described rotor (3) is connected as a single entity with the reel of hoisting crane, the two ends of rotor (3) are respectively provided with a motor wheel disc (4), motor wheel disc (4) is fixedly connected with rotor (3), the front end of motor wheel disc (4) and/or rear end are provided with band-type brake (1).
2. external rotor permanent magnet synchronous machine as claimed in claim 1 drives the band-type brake equipment of tackling system, it is characterized in that: the middle part of described rotor (3) is provided with a motor wheel disc (4).
3. external rotor permanent magnet synchronous machine as claimed in claim 1 or 2 drives the band-type brake equipment of tackling system, it is characterized in that: described motor wheel disc (4) is fixed or be cast into one with rotor (3) by screw lock.
4. external rotor permanent magnet synchronous machine as claimed in claim 1 or 2 drives the band-type brake equipment of tackling system, it is characterized in that: one end of described motor stator (2) is connected with the first bearing base (6a) welding or the screw of bearing frame (6).
5. external rotor permanent magnet synchronous machine as claimed in claim 1 or 2 drives the band-type brake equipment of tackling system, it is characterized in that: the both sides of described bearing frame (6) are provided with runner, and runner is arranged on the vehicle guide in crane system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626221.0U CN203582384U (en) | 2013-10-11 | 2013-10-11 | Brake equipment of outer rotor permanent magnet synchronous motor driving hoisting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626221.0U CN203582384U (en) | 2013-10-11 | 2013-10-11 | Brake equipment of outer rotor permanent magnet synchronous motor driving hoisting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203582384U true CN203582384U (en) | 2014-05-07 |
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ID=50580335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320626221.0U Expired - Fee Related CN203582384U (en) | 2013-10-11 | 2013-10-11 | Brake equipment of outer rotor permanent magnet synchronous motor driving hoisting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203582384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104140047A (en) * | 2014-07-30 | 2014-11-12 | 辽宁华禹重工有限公司 | Permanent magnetic crane |
-
2013
- 2013-10-11 CN CN201320626221.0U patent/CN203582384U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104140047A (en) * | 2014-07-30 | 2014-11-12 | 辽宁华禹重工有限公司 | Permanent magnetic crane |
| CN104140047B (en) * | 2014-07-30 | 2016-03-16 | 辽宁华禹重工有限公司 | Permanent magnetic crane |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20171011 |