CN103078435B - Be applicable to the ultra-thin servo electromotor of elevator door-motor - Google Patents
Be applicable to the ultra-thin servo electromotor of elevator door-motor Download PDFInfo
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Abstract
The invention belongs to technical field of elevator equipment, relate to a kind of ultra-thin servo electromotor being applicable to elevator door-motor.It solve prior art and design the technical problems such as reasonable not.Comprise electric machine casing, electric machine casing internal fixtion has stator, is equipped with rotating shaft in stator, rotating shaft is fixed with rotor and rotating shaft one end extends to outside electric machine casing, and electric machine casing is flat, and stator is disk body ringwise, and rotor is flat ring-type cover body and is set on stator.The invention has the advantages that: 1, compact conformation, maintenance is convenient, is conducive to space layout, facilitates air conditioner for elevator to install, tall car design.2, overall weight is light, reduces balance weight, reduces traction machine power and drive system operating cost.3, install magnetic encoder, syndeton is simple, is convenient to field service.4, stator coil adopts plastic package process, reduces gap between stator winding and casing, strengthens heat radiation and the resistance to corrosion of stator coil.
Description
Technical field
The invention belongs to technical field of elevator equipment, relate to servomotor, particularly relate to a kind of ultra-thin servo electromotor being applicable to elevator door-motor.
Background technology
Elevator door-motor motor is mounted in the transmission device that the control elevator door on elevator door leaves and closes.Some motor itself does not have controlling functions, needs to realize its running by frequency converter and encoder.The now motor of commercially ubiquity three kinds of forms, permanent-magnet synchronous elevator door machine, exchanges door machine and direct-flow gate machine.Current elevator door-motor generally adopts Induction Motor Drive, and the control characteristic of motor is poor, drives during elevator door and there is the shortcomings such as enabling, pass gate control is dumb, startup stopping speed is slow, polarization is poor.The developing direction that door machine drives adopts permagnetic synchronous motor, this motor is servo drive motor, there is the advantage that control characteristic is good, starting torque is large, driving for elevator door-motor to make elevator door switch flexible, rapidly steadily, accurate positioning, to be closed the door obstacle by electric current and available detection, the quality of a machine can be made to have the change of matter.
But, existing elevator door-motor servo drive motor includes but not limited to following shortcoming: 1, the volume of motor is also larger, particularly axial dimension is larger, cause the heavier-weight of whole door mechanism system, inconvenient when dismounting and maintenance, and virtually increase the weight of the weight of elevator and increased the operating power of traction machine, having driven cost to be in all the time and do not fall.In addition, because volume is large, serious waste installing space, cause being difficult to rational deployment, structure is compact not.2, the waterproof of stator, protection against the tide, Corrosion Protection are poor, and in electric machine casing after water inlet, the copper on winding enamelled wire, by pore and water generation chemical reaction, causes stator open circuit after long-term work.In addition, stator insulation ability is not high, causes the gap between stator winding and casing must design larger.Stator processing difficulty is also very large, and tankful rate is lower, and production efficiency is not high.3, magnetic encoder mounting structure is reasonable not, and dismounting difficulty is large, and field service is also convenient not.4, the syndeton of rotor and rotating shaft is reasonable not, easily axial endplay and Radial Perturbation occurs, not only causes operating noise to increase, and reduce job stability.
In order to solve prior art Problems existing, people have carried out long-term exploration, propose solution miscellaneous.Such as, Chinese patent literature discloses a kind of door machine permanent magnet motor [application number: 200710068037.8], comprise permanent magnet synchronous motor (body), encoder and frequency converter to form, wherein: permanent magnet synchronous motor, encoder and frequency converter are in a monolithic case together and are arranged on elevator door-motor; Encoder adopts to be hidden into formula structure, that is: encoder integral installation is solid in the inner chamber of End cover for motor, and the bottom of frequency converter and the shell of motor have heat radiating fin structure.Somebody has invented a kind of PM motor with plug-in internal stator [application number: 200620020255.5], the stator core of the program is spliced by the fan-shaped stator tooth block that many groups are wrapped coil, each is organized fan-shaped stator tooth block and is mutually superposed by multiple segmental punching unit and form, and stator winding is made up of multiple coils connected in series or parallel connection.Although such scheme improves the partial technical problems of existing door machine permanent magnet motor to a certain extent, still cannot fundamentally solve the problems of the technologies described above.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of reasonable in design, advantages of compact and light structure, is easy to the ultra-thin servo electromotor being applicable to elevator door-motor of mounting arrangement.
For achieving the above object, present invention employs following technical proposal: the ultra-thin servo electromotor being originally applicable to elevator door-motor, comprise electric machine casing, there is stator at electric machine casing internal fixtion, be equipped with rotating shaft in the stator, described rotating shaft is fixed with rotor and one end of rotating shaft extends to outside electric machine casing, it is characterized in that, described electric machine casing is flat, and described stator disk body ringwise, described rotor is flat ring-type cover body and is set on stator.Obviously, compact conformation of the present invention, particularly significantly decrease axial dimension, be conducive to space layout, the present invention can be arranged on the front of a mainboard, rear is without any accessory, the air-conditioning of elevator is greatly facilitated to install, the design of tall car, the maintenance of motor is convenient, virtually reduces maintenance cost.In addition, overall weight of the present invention is light, after weight saving, can reduce the balance weight of elevator, reduces the power of traction machine and the operating cost of drive system, reduces energy loss, meets current social technology trends.On the other hand, the present invention is easy to dismounting, good operating stability.
As a kind of prioritization scheme, be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, described rotor comprises annular slab, the inner side turnover of described annular slab forms tubular inner ring, the outside turnover of described annular slab forms tubular outer ring, described tubular inner ring inserts in stator center and is fixedly connected with rotating shaft, and described tubular outer ring is placed on stator peripheral, is fixed with equally distributed some magnetic pieces in a circumferential direction at the inwall of tubular outer ring.Therefore, compact conformation of the present invention, particularly, the bearing length of tubular inner ring countershaft is long, and rotating shaft is supported securely by tubular inner ring, effectively avoids rotating shaft to occur Radial Perturbation, makes axis of rotation steady.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, be equipped with nested and tubular inner ring in described tubular inner ring and be connected with nested, described to be nestedly set in rotating shaft and nested and rotating shaft is connected.Nested owing to being provided with, effectively improve the structural strength that tubular inner ring is connected with rotating shaft.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, described tubular inner ring and nested interference fit, described rotating shaft is provided with the first keyway, is embedded with flat key in the first described keyway, described nested the second keyway be provided with for described flat key embedding.This structure is fixed, and not only axial location intensity is high, and circumference is stable, ensures the stable delivery of moment.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, described rotating shaft is provided with the ring-shaped step laying respectively at the first keyway two ends, described nested one end abuts on ring-shaped step, the other end abuts on the jump ring that is placed in rotating shaft, and described jump ring abuts on another ring-shaped step.This structure makes rotating shaft by stably axial location, there will not be axial endplay.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, described electric machine casing comprises end cap and is set in the casing of rotor periphery, casing and end cap are connected by removable structure, above-mentioned stator is fixed on end cap, be provided with the first axial location rolling mechanism between above-mentioned rotating shaft and casing, between above-mentioned rotating shaft and stator, be provided with the second axial location rolling mechanism.First axial location rolling mechanism and the second axial location rolling mechanism make axis of rotation stationarity good.In order to improve sealing, the first sealing ring is set between end cap and casing.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, the first described axial location rolling mechanism comprises the clutch shaft bearing positioning step be arranged in rotating shaft and the first ultra-thin bearing be set in rotating shaft, one end and the clutch shaft bearing positioning step of the described first ultra-thin bearing recline, and the other end is against by the wave washer be enclosed within rotating shaft and is located on the first blocking surface of electric machine casing; The second described axial location rolling mechanism comprises the second bearing positioning step be arranged in rotating shaft and the second ultra-thin bearing be set in rotating shaft, one end and the second bearing positioning step of the described second ultra-thin bearing recline, and the other end abuts in be located on the second blocking surface of stator.The quantity of the here first ultra-thin bearing and the second ultra-thin bearing is arranged as required, adopts ultra-thin bearing to be conducive to reducing axial dimension, thus makes slimming of the present invention; Further, said structure is conducive to improving axial location intensity further.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, this servomotor also comprises magnetic encoder, described magnetic encoder comprises control circuit board and magnet steel, gap is left between control circuit board and magnet steel, described magnet steel is fixed on rotating shaft inner end, be provided with annular installation step in described electric machine casing, described control circuit plate portion insert in the center of annular installation step and the edge of control circuit board by the first demountable structure or be weldingly fixed on annular installation step.Magnetic encoder is for responding to rotating shaft rotating speed, turning to and position.Because magnetic encoder volume is little, anti-interference, greasy dirt, dust ability are strong, are extremely adapted at Ultra-thin electric machine is installed.The control circuit board lead-in wire of usual magnetic encoder is given prominence to by casing internal, and field service is inconvenient.For this reason, the present invention adopts control circuit plate portion to insert in the mounting structure of this similar socket in annular installation step center, achieves fast assembling-disassembling, is convenient to field service; And this structure is conducive to reducing axial dimension further.Magnet steel grafting in the present invention is fixed on rotating shaft inner end.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, described electric machine casing is provided with and is positioned at outside described control circuit board and the pressing plate that described control circuit board can be covered, and described pressing plate is fixed on electric machine casing by the second demountable structure; Described electric machine casing be provided with for the wiring that is connected with control circuit board through and can prevent this wiring from damaging anti-ly hinder device.Pressing plate plays the effect of protection, and pressing plate to be fixed on electric machine casing by the second demountable structure and conveniently to carry out dismounting and replacing to magnetic encoder.In order to improve sealing, the second sealing ring is set between pressing plate and electric machine casing.Anti-device of hindering can be the rubber sleeve be made up of elastomeric material.
Be applicable in the ultra-thin servo electromotor of elevator door-motor above-mentioned, described stator comprises the ring skeleton that is formed by stacking by silicon steel sheet and to be somely formed by stacking by silicon steel sheet and T-shaped coiling unit, described coiling unit annularly skeleton outer rim is uniformly distributed and is connected respectively by interface arrangment and ring skeleton, and described stator pack is covered with insulation material layer.This structure effectively can improve insulating capacity, therefore can reduce gap between stator winding and casing, be conducive to compact conformation.In addition, after stator plasticizing, heat radiation and resistance to corrosion strengthen, and effectively increase the service life.Stator adopts fraction block structure on the other hand, can improve copper factor and production efficiency, reduce the end of stator coil.Interface arrangment comprises the arc-shaped head be located at deep-slotted chip breaker on ring skeleton and be located at coiling unit end, the profile of arc-shaped head and the mating shapes of deep-slotted chip breaker and insert in deep-slotted chip breaker.The shape of deep-slotted chip breaker is similar to Ω shape.This structure makes coiling unit be securely fixed on ring skeleton, and can effective dispersive stress, improves structural strength.
Compared with prior art, originally the advantage being applicable to the ultra-thin servo electromotor of elevator door-motor is: 1, compact conformation, be conducive to space layout, the present invention can be arranged on the front of a mainboard, rear, without any accessory, greatly facilitates the air-conditioning of elevator to install, the design of tall car, the maintenance of motor is convenient, virtually reduces maintenance cost.2, overall weight is light, after weight saving, can reduce the balance weight of elevator, reduces the power of traction machine and the operating cost of drive system, reduces energy loss, meets current social technology trends.3, control circuit board adopts the mounting structure of similar socket, achieves fast assembling-disassembling, is convenient to field service; And this structure is conducive to reducing axial dimension further.4, effectively improve insulating capacity, reduce gap between stator winding and casing, be conducive to compact conformation; After stator plasticizing, heat radiation and resistance to corrosion strengthen, and effectively increase the service life.5, stator adopts fraction block structure, can improve copper factor and production efficiency, reduce the end of stator coil.
Accompanying drawing explanation
Fig. 1 is structural representation provided by the invention.
Fig. 2 is detonation configuration schematic diagram provided by the invention.
Fig. 3 is rotor provided by the invention and rotating shaft connecting structure schematic diagram.
Fig. 4 is stator structure schematic diagram provided by the invention.
In figure, electric machine casing 1, end cap 11, casing 12, annular installation step 121, first sealing ring 13, second sealing ring 14, stator 2, ring skeleton 21, deep-slotted chip breaker 21a, coiling unit 22, arc-shaped head 22a, insulation material layer 23, rotating shaft 3, first keyway 31, flat key 32, ring-shaped step 33, jump ring 34, clutch shaft bearing positioning step 3a, first ultra-thin bearing 3b, wave washer 3c, first blocking surface 3d, second bearing positioning step 3e, second ultra-thin bearing 3f, second blocking surface 3m, rotor 4, annular slab 41, tubular inner ring 42, tubular outer ring 43, magnetic piece 44, nested 5, second keyway 51, magnetic encoder 6, magnet steel 61, control circuit board 62, pressing plate 7, anti-ly hinder device 8.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As Figure 1-3, the ultra-thin servo electromotor being originally applicable to elevator door-motor comprises electric machine casing 1, has stator 2, be equipped with rotating shaft 3 in stator 2 at electric machine casing 1 internal fixtion, rotating shaft 3 is fixed with rotor 4 and one end of rotating shaft 3 extends to outside electric machine casing 1.In order to reduce the weight of this servomotor and reduce the volume of this servomotor, electric machine casing 1 is here in flat, and stator 2 disk body ringwise, rotor 4 is on the stator 2 sheathed in flat ring-type cover body.Therefore, be originally applicable to the ultra-thin servo electromotor entirety of elevator door-motor in flat type, axial dimension is short, compact conformation, light and handy.
In order to realize accurately location and convenient control, this servomotor also comprises for responding to rotating shaft 3 rotating speed, turning to the magnetic encoder 6 with position.Magnetic encoder 6 comprises control circuit board 62 and magnet steel 61, between control circuit board 62 and magnet steel 61, leave gap, and control circuit board 62 here and magnet steel 61 are that non-contact type is responded to and is connected.Magnet steel 61 is fixed on rotating shaft 3 inner end, be provided with annular installation step 121 in electric machine casing 1, control circuit board 62 part insert in the center of annular installation step 121 and the edge of control circuit board 62 by the first demountable structure or be weldingly fixed on annular installation step 121.The first demountable structure in the present embodiment comprises the some screws be arranged on electric machine casing 1, and control circuit board 62 is provided with some screws arranged with screw one_to_one corresponding, and installing/dismounting is simple and quick.Because magnetic encoder 6 volume is little, anti-interference, greasy dirt, dust ability strong, be extremely adapted at Ultra-thin electric machine is installed.The control circuit board 62 of usual magnetic encoder 6 goes between and to be given prominence to by casing internal, and field service is inconvenient.For this reason, the present invention adopts control circuit board 62 part to insert in the mounting structure of this similar socket in annular installation step 121 center, achieves fast assembling-disassembling, is convenient to field service; And this structure is conducive to reducing axial dimension further.Magnet steel 61 grafting in the present invention is fixed on rotating shaft 3 inner end.
As shown in Fig. 1,2,4, stator 2 here comprises the ring skeleton 21 that is formed by stacking by silicon steel sheet and to be somely formed by stacking by silicon steel sheet and T-shaped coiling unit 22.Coiling unit 22 annularly skeleton 21 outer rim is uniformly distributed and is connected respectively by interface arrangment and ring skeleton 21.In the present embodiment, interface arrangment comprises the deep-slotted chip breaker 21a be located on the ring skeleton 21 and arc-shaped head 22a being located at coiling unit 22 end.Deep-slotted chip breaker 21a and arc-shaped head 22a one_to_one corresponding are arranged.The profile of arc-shaped head 22a and the mating shapes of deep-slotted chip breaker 21a and insert in deep-slotted chip breaker 21a.More particularly, the shape of deep-slotted chip breaker 21a is similar to Ω shape.This structure makes coiling unit 22 be securely fixed on ring skeleton 21, and can effective dispersive stress, improves structural strength, increases the service life.Stator adopts fraction block structure on the other hand, can improve copper factor and production efficiency, reduce the end of stator coil.Stator 2 is coated with insulation material layer 23.This structure effectively can improve insulating capacity, therefore can reduce gap between stator winding and casing, be conducive to compact conformation.In addition, after stator plasticizing, heat radiation and resistance to corrosion strengthen, and effectively increase the service life.
As Figure 1-3, rotor 4 in the present invention comprises annular slab 41, the inner side turnover of this annular slab 41 forms tubular inner ring 42, the outside turnover of annular slab 41 forms tubular outer ring 43, described tubular inner ring 42 inserts in stator 2 center and is fixedly connected with rotating shaft 3, it is peripheral that described tubular outer ring 43 is placed on stator 2, is fixed with equally distributed some magnetic pieces 44 in a circumferential direction at the inwall of tubular outer ring 43.In order to improve the stability during work of this servomotor, as shown in Figure 3, in tubular inner ring 42, be equipped with nested 5 and tubular inner ring 42 is connected with nested 5, described nested 5 to be set in rotating shaft 3 and nested 5 and rotating shaft 3 be connected.The bearing length of tubular inner ring 42 countershaft 3 is long, and rotating shaft 3 is supported securely by tubular inner ring 42, effectively avoids rotating shaft 3 to occur Radial Perturbation, makes rotating shaft 3 stability of rotation.Owing to being provided with nested 5, effectively improve the structural strength that tubular inner ring 42 is connected with rotating shaft 3.
In the present invention, tubular inner ring 42 and nested 5 interference fit, rotating shaft 3 is provided with the first keyway 31, is embedded with flat key 32 in the first described keyway 31, is provided with the second keyway 51 embedded for described flat key 32 on nested 5.Rotating shaft 3 is provided with the ring-shaped step 33 laying respectively at the first keyway 31 two ends, and one end of described nested 5 abuts on ring-shaped step 33, and the other end abuts on the jump ring 34 that is placed in rotating shaft 3, and described jump ring 34 abuts on another ring-shaped step 33.This structure is fixed, and not only axial location intensity is high, and circumference is stable, ensures the stable delivery of moment.
As shown in Figure 1, 2, above-mentioned electric machine casing 1 comprises end cap 11 and is set in the casing 12 of rotor 4 periphery, and casing 12 and end cap 11 are connected by removable structure, in order to improve sealing, are provided with the first sealing ring 13 between end cap 11 and casing 12.This removable structure comprises some screws be located on end cap 11, casing 12 is provided with some with screw screw one to one, above-mentioned stator 2 is fixed on end cap 11, be provided with the first axial location rolling mechanism between above-mentioned rotating shaft 3 and casing 12, between above-mentioned rotating shaft 3 and stator 2, be provided with the second axial location rolling mechanism.Particularly, here the first axial location rolling mechanism comprises the clutch shaft bearing positioning step 3a be arranged in rotating shaft 3 and the first ultra-thin bearing 3b be set in rotating shaft 3, one end and the clutch shaft bearing positioning step 3a of the first ultra-thin bearing 3b recline, and the other end is against by the wave washer 3c be enclosed within rotating shaft 3 and is located on the first blocking surface 3d of electric machine casing 1.Second axial location rolling mechanism comprises the second bearing positioning step 3e be arranged in rotating shaft 3 and the second ultra-thin bearing 3f be set in rotating shaft 3, one end and the second bearing positioning step 3e of the described second ultra-thin bearing 3f recline, and the other end abuts in be located on the second blocking surface 3m of stator 2.The quantity of the here first ultra-thin bearing 3b and the second ultra-thin bearing 3f is arranged as required, adopts ultra-thin bearing to be conducive to reducing axial dimension, thus makes slimming of the present invention; Further, said structure is conducive to improving axial location intensity further.
Electric machine casing 1 is provided with and is positioned at outside described control circuit board 62 and the pressing plate 7 that described control circuit board 62 can be covered, described pressing plate 7 is fixed on electric machine casing 1 by the second demountable structure.Further, in order to prevent wiring from damaging, electric machine casing 1 is provided with to pass for the wiring that is connected with control circuit board 62 and can prevent this wiring from damaging anti-ly hinder device 8.Prioritization scheme, this anti-device 8 of hindering is for flexible rubber lagging.In addition, in order to improve sealing further, between end cap 11 and pressing plate 7, being also provided with the second sealing ring 14, can preventing comprising moisture, dust etc. and entering this servomotor inside, burning out control circuit board 62 and other assemblies.And the second demountable structure here comprises some screws be located on pressing plate 7, end cap 11 is provided with some with screw screw one to one.Installing/dismounting is simple and convenient.
Compact conformation of the present invention, particularly significantly decrease axial dimension, be conducive to space layout, the present invention can be arranged on the front of a mainboard, rear, without any accessory, greatly facilitates the air-conditioning of elevator to install, the design of tall car, the maintenance of motor is convenient, virtually reduces maintenance cost.In addition, overall weight of the present invention is light, after weight saving, can reduce the balance weight of elevator, reduces the power of traction machine and the operating cost of drive system, reduces energy loss, meets current social technology trends.On the other hand, the present invention is easy to dismounting, good operating stability.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ electric machine casing 1 herein, end cap 11, casing 12, annular installation step 121, first sealing ring 13, second sealing ring 14, stator 2, ring skeleton 21, deep-slotted chip breaker 21a, coiling unit 22, arc-shaped head 22a, insulation material layer 23, rotating shaft 3, first keyway 31, flat key 32, ring-shaped step 33, jump ring 34, clutch shaft bearing positioning step 3a, first ultra-thin bearing 3b, wave washer 3c, first blocking surface 3d, second bearing positioning step 3e, second ultra-thin bearing 3f, second blocking surface 3m, rotor 4, annular slab 41, tubular inner ring 42, tubular outer ring 43, magnetic piece 44, nested 5, second keyway 51, magnetic encoder 6, magnet steel 61, control circuit board 62, pressing plate 7, anti-ly hinder term such as device 8 grade, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (3)
1. one kind is applicable to the ultra-thin servo electromotor of elevator door-motor, comprise electric machine casing (1), stator (2) is had at electric machine casing (1) internal fixtion, rotating shaft (3) is equipped with in stator (2), described rotating shaft (3) is fixed with rotor (4) and one end of rotating shaft (3) extends to electric machine casing (1) outward, it is characterized in that, described electric machine casing (1) is in flat, described stator (2) disk body ringwise, described rotor (4) is in flat ring-type cover body and be set on stator (2); Described rotor (4) comprises annular slab (41), the inner side turnover of described annular slab (41) forms tubular inner ring (42), the outside turnover of described annular slab (41) forms tubular outer ring (43), described tubular inner ring (42) inserts in stator (2) center and is fixedly connected with rotating shaft (3), it is peripheral that described tubular outer ring (43) is placed on stator (2), is fixed with equally distributed some magnetic pieces (44) in a circumferential direction at the inwall of tubular outer ring (43); Be equipped with nested (5) in described tubular inner ring (42) and tubular inner ring (42) is connected with nested (5), described nested (5) are set in rotating shaft (3) upper and nested (5) and rotating shaft (3) and are connected; Described tubular inner ring (42) and nested (5) interference fit, described rotating shaft (3) is provided with the first keyway (31), be embedded with flat key (32) in described the first keyway (31), described nested (5) are provided with the second keyway (51) embedded for described flat key (32); Described rotating shaft (3) is provided with the ring-shaped step (33) laying respectively at the first keyway (31) two ends, the one end of described nested (5) abuts on ring-shaped step (33), the other end abuts on the jump ring (34) that is placed in rotating shaft (3), and described jump ring (34) abuts on another ring-shaped step (33); Described electric machine casing (1) comprises end cap (11) and is set in the peripheral casing (12) of rotor (4), casing (12) and end cap (11) are connected by removable structure, above-mentioned stator (2) is fixed on end cap (11), be provided with the first axial location rolling mechanism between above-mentioned rotating shaft (3) and casing (12), between above-mentioned rotating shaft (3) and stator (2), be provided with the second axial location rolling mechanism; The first described axial location rolling mechanism comprises the clutch shaft bearing positioning step (3a) be arranged in rotating shaft (3) and the first ultra-thin bearing (3b) be set in rotating shaft (3), one end and the clutch shaft bearing positioning step (3a) of the described first ultra-thin bearing (3b) recline, and the other end is against by the wave washer (3c) be enclosed within rotating shaft (3) and is located on first blocking surface (3d) of electric machine casing (1); The second described axial location rolling mechanism comprises the second bearing positioning step (3e) be arranged in rotating shaft (3) and the second ultra-thin bearing (3f) be set in rotating shaft (3), one end and the second bearing positioning step (3e) of the described second ultra-thin bearing (3f) recline, and the other end abuts in be located on second blocking surface (3m) of stator (2); Described stator (2) comprises the ring skeleton (21) that is formed by stacking by silicon steel sheet and to be somely formed by stacking by silicon steel sheet and T-shaped coiling unit (22), described coiling unit (22) annularly skeleton (21) outer rim is uniformly distributed and is connected respectively by interface arrangment and ring skeleton (21), and described stator (2) is coated with insulation material layer (23); Interface arrangment comprises the arc-shaped head be located at deep-slotted chip breaker on ring skeleton and be located at coiling unit end, the profile of arc-shaped head and the mating shapes of deep-slotted chip breaker and insert in deep-slotted chip breaker; The shape of deep-slotted chip breaker is similar to Ω shape.
2. the ultra-thin servo electromotor being applicable to elevator door-motor according to claim 1, it is characterized in that, this servomotor also comprises magnetic encoder (6), described magnetic encoder (6) comprises control circuit board (62) and magnet steel (61), gap is left between control circuit board (62) and magnet steel (61), described magnet steel (61) is fixed on rotating shaft (3) inner end, annular installation step (121) is provided with in described electric machine casing (1), described control circuit board (62) part insert in the center of annular installation step (121) and the edge of control circuit board (62) by the first demountable structure or be weldingly fixed on annular installation step (121).
3. the ultra-thin servo electromotor being applicable to elevator door-motor according to claim 2, it is characterized in that, described electric machine casing (1) is provided with and is positioned at described control circuit board (62) outside and the pressing plate (7) that described control circuit board (62) can be covered, and described pressing plate (7) is fixed on electric machine casing (1) by the second demountable structure; Described electric machine casing (1) be provided with to pass for the wiring that is connected with control circuit board (62) and can prevent this wiring from damaging anti-ly hinder device (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210574575.5A CN103078435B (en) | 2012-12-25 | 2012-12-25 | Be applicable to the ultra-thin servo electromotor of elevator door-motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210574575.5A CN103078435B (en) | 2012-12-25 | 2012-12-25 | Be applicable to the ultra-thin servo electromotor of elevator door-motor |
Publications (2)
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103219822A (en) * | 2013-05-10 | 2013-07-24 | 海宁市巨洋智能科技开发有限公司 | Flat motor for metro portal crane |
| CN103296839A (en) * | 2013-06-17 | 2013-09-11 | 日本电产凯宇汽车电器（江苏）有限公司 | Steering motor with magnetic rotating coder |
| CN103683688B (en) * | 2013-12-14 | 2016-08-31 | 湖州太平微特电机有限公司 | The door motor that controller is built-in |
| CN104539104A (en) * | 2014-12-10 | 2015-04-22 | 贵州航天林泉电机有限公司 | Brushless direct current motor sealing structure |
| CN106451911A (en) * | 2016-08-31 | 2017-02-22 | 杭州米格电机有限公司 | Integrated motor with air compressor pump |
| CN109019269A (en) * | 2018-06-13 | 2018-12-18 | 菱王电梯股份有限公司 | Outer rotor heavy-duty high speed traction machine |
| CN209313567U (en) * | 2018-11-20 | 2019-08-27 | 深圳市大疆创新科技有限公司 | Motor, power device and robot |
| CN110474597B (en) * | 2019-08-20 | 2021-06-22 | 佛山康兴智能技术有限公司 | Permanent magnet synchronous traction type elevator door integrated control device |
| CN111614225A (en) * | 2020-05-08 | 2020-09-01 | 南京铁道职业技术学院 | DC servo motor device |
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| CN202575650U (en) * | 2012-03-16 | 2012-12-05 | 北京明正维元电机技术有限公司 | Two-point supported outer rotor permanent magnet synchronous traction machine |
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Denomination of invention: Ultra-thin servomotor for elevator door motor Effective date of registration: 20170228 Granted publication date: 20160210 Pledgee: Nanxun Rural Commercial Bank of Zhejiang, Limited by Share Ltd. Pledgor: Huzhou Taiping Micro Special Motor Co.,Ltd. Registration number: 2017980000055 |
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Denomination of invention: Ultra-thin servo motor for elevator door motor Effective date of registration: 20230210 Granted publication date: 20160210 Pledgee: Zhejiang Nanxun rural commercial bank Limited by Share Ltd. city green sub branch Pledgor: Huzhou Taiping Micro Special Motor Co.,Ltd. Registration number: Y2023330000347 |
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Date of cancellation: 20231109 Granted publication date: 20160210 Pledgee: Zhejiang Nanxun rural commercial bank Limited by Share Ltd. city green sub branch Pledgor: Huzhou Taiping Micro Special Motor Co.,Ltd. Registration number: Y2023330000347 |
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Denomination of invention: Ultra thin servo motor suitable for elevator door machine Effective date of registration: 20231121 Granted publication date: 20160210 Pledgee: Zhejiang Nanxun rural commercial bank Limited by Share Ltd. city green sub branch Pledgor: Huzhou Taiping Micro Special Motor Co.,Ltd. Registration number: Y2023980066626 |