CN208429792U - The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives - Google Patents
The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives Download PDFInfo
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- CN208429792U CN208429792U CN201820166262.9U CN201820166262U CN208429792U CN 208429792 U CN208429792 U CN 208429792U CN 201820166262 U CN201820166262 U CN 201820166262U CN 208429792 U CN208429792 U CN 208429792U
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Abstract
The utility model discloses the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives, including pedestal, the pedestal is equipped with dead axle and is fixed by axis gland, and the dead axle is set with the first roller, second tin roller, and fourth bearing is equipped between first roller and second tin roller；The dead axle of linear synchronous motor on the dead axle of first roller end, the second tin roller end is equipped with linear synchronous motor, and linear synchronous motor includes stator module and rotor assembly；The stator module is made of the stator unit of several fan-shaped structures；The stator unit is independent control mechanism；The stator unit includes stator core and the stator winding that is wrapped on the stator core；The stator module is fixedly mounted on the dead axle；The rotor assembly is fixedly connected on first roller and the inner wall of the second tin roller end.Two rollers also reduce energy loss while having saved space in being integrally mounted on dead axle.
Description
Technical field
The invention belongs to the hoist engine rollings that hoist engine field more particularly to rimless combination type permanent-magnet linear synchronous motor are directly driven
Wound packages is set, and the equipment such as hoister winch, winch, hoist engine are suitable for.
Background technique
Existing hoist engine is mainly by dynamical system, transmission system, work system, control instructions system etc. and its appendage
Composition.It is using driving motor as power source, by the transmission systems such as reduction gearbox, main shaft device and work system, makes to be wrapped in master
Wirerope folding and unfolding in shaft device on roller, to realize that the equipment such as winch, hoist engine work.Traditional hoist engine, which needs to be equipped with, to be subtracted
Fast case, efficiency is relatively low, be easy to appear failure, poor reliability and needs are regularly maintained, occupy biggish space；It mostly uses
AC asynchronous motor, efficiency and power factor are lower, and power consumption is more.Traditional elevator engine efficiency is lower, poor reliability, power consumption
Amount is more, space utilization rate is low.The shortcomings that overcome traditional winch gear, Chinese patent literature CN200910264668.8 are built-in forever
The direct-drive winch device of magneto and planetary gear integrating system provides the technical solution to solve the above problems, and one kind is built-in forever
The direct-drive winch device of magneto and planetary gear integrating system, including roller, motor and brake gear, the roller is by cylinder
Wall, bottom plate, end cap and internal partition are constituted；The bottom plate and internal partition are provided with support shaft along center line, and support shaft and roller are solid
Fixed connection, is provided with planetary gear between support shaft and internal partition；The end cap and internal partition are provided with motor shaft along center line,
Motor shaft left end is fixedly connected with internal partition, and motor shaft right end is flexibly connected by roller bearings with end cap.The winch gear will
Magneto is directly installed on the inside of roller, directly drives roller rotation, and the wirerope or chain wound on roller passes through rolling
The rotation promotion or traction of cylinder, the winch gear electromechanical integration, installation space is small, power consumption is low, energy consumption is small, but by
It is installed on the inside of roller in magneto, is not easy to the maintenance to magneto.
A kind of twin drum winch of Chinese patent CN200520145090.X, including motor, retarder and two reels,
It is additionally provided with shaft coupling and brake between motor and retarder, a gear is installed on the output shaft of retarder, at two
Gear is also installed respectively, the gear on reducer output shaft is meshed with the gear on two reels respectively, wherein extremely on reel
The central axis of a few reel is matched by spline with gear thereon, the central axis axial restraint, the reel and its
On gear axially connect, the central axis is equipped with external screw thread, helicoidal gear is installed on central axis, including rocker arm and
Coupled retaining ring, retaining ring are matched with the external screw thread on central axis, and the end plate axial restraint with reel.The bitubular elevator
A total brake is arranged in machine, and the gear being mounted on reel by helicoidal gear control is exported with retarder is mounted on
Gear on axis is engaged or is detached from, but intermediate transmission link is more, and structure is complicated, can generate energy loss, and cannot
The folding and unfolding work of accurate control wirerope.
Therefore, the above-mentioned technology of hoist engine drum apparatus solution that rimless combination type permanent-magnet linear synchronous motor directly drives is needed to ask
Topic.
Summary of the invention
In view of the above shortcomings of the prior art, the object of the present invention is to provide rimless combination type permanent-magnet linear synchronous motor is straight
The hoist engine drum apparatus of drive.
The present invention is achieved by the following technical programs.
The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives, including pedestal are set on the pedestal
There is dead axle and fixed by axis gland, the dead axle is set with the first roller, second tin roller, and first roller passes through first axle
Hold, second bearing is fixedly connected with dead axle, the second tin roller is fixedly connected by 3rd bearing with dead axle；First roller
Fourth bearing is equipped between second tin roller；It is synchronous that the dead axle of first roller end is equipped with the first rimless combination type permanent-magnet
Linear motor, the dead axle of the second tin roller end are equipped with the second rimless combination type permanent-magnet linear synchronous motor, and described first
Rimless combination type permanent-magnet linear synchronous motor and the second rimless combination type permanent-magnet linear synchronous motor include stator module
And rotor assembly；The stator module is made of the stator unit of several fan-shaped structures；The stator unit is independent control
Mechanism processed；The stator unit includes stator core and the stator winding that is wrapped on the stator core；The stator pack
Part is fixedly mounted on the dead axle and fixes its axial position by the axis gland and the pedestal；The rotor assembly is solid
Surely it is connected on first roller and the inner wall of the second tin roller end.
After powering on, the rotor assembly provides a rotating excitation field, the first rimless combined type for the stator module
Permanent magnetic linear synchronous motor drives roller rotation to realize the work put to wirerope, the second rimless combination type permanent-magnet synchronous linear electricity
Machine drives roller rotation to realize the work received to wirerope；Or first rimless combination type permanent-magnet linear synchronous motor drive roller
The work received to wirerope is realized in rotation, and the second rimless combination type permanent-magnet linear synchronous motor drives roller rotation to realize to steel wire
The work that rope is put.The folding and unfolding of wirerope is carried out simultaneously, is greatly improved work efficiency.
Rimless combination type permanent-magnet linear synchronous motor by being mounted on dead axle both ends directly drives roller rotation, so that twining
The wirerope or chain being wound on rolling realize promotion or traction by the rotation of roller.
The stator unit is the stator unit of fan-shaped arc structure or the stator unit of fan-shaped disk-like structure.
Specifically, the stator module further includes stator base, the stator base is in circular ring structure, the stator core
It is arranged circumferentially in stator base, the stator base is fixedly mounted on the dead axle.
Further, the rotor assembly includes rotor pedestal and magnet steel substrate, and the rotor pedestal is fixedly connected on institute
On the inner wall for stating roller both ends, the magnet steel substrate is axially evenly arranged on rotor pedestal.It is intended that the rotor pedestal can
To provide an installation template for magnet steel substrate, in assembling, the rotor pedestal and magnet steel substrate can assemble completion in advance,
Enter the installation procedure of next step as a whole, it is easy for installation, installation effectiveness is improved, is lost prevented also from scattered component
The problem of leakage, bad management.
The magnet steel substrate provides rotating excitation field for stator core.
The stator core of the integrally formed circular cylindrical structure is the first stator core, the integrally formed annular
The stator core of disk-like structure is the second stator core；The stator winding being wrapped on the first stator core is the first stator
Winding, the stator winding being wrapped on the second stator core are the second stator winding；It is described to be used to that the first stator iron to be installed
The stator base of core is arcuate stator pedestal, and the stator base for installing the second stator core is dish type stator base；
It is arc magnet steel substrate for the magnet steel substrate that first stator core provides rotating excitation field, the arc magnet steel substrate is circumferentially equal
Cloth is on arc rotor pedestal；It is dish type magnet steel substrate, institute for the magnet steel substrate that second stator core provides rotating excitation field
Dish type magnet steel substrate is stated circumferentially to be evenly arranged on disk type rotor pedestal.
First stator core, the first stator winding, arcuate stator pedestal, arc magnet steel substrate, arc rotor pedestal
Group is combined into rimless formula permanent-magnet synchronous arc-shaped motor；Second stator core, the second stator winding, dish type stator base, dish type
Magnet steel substrate, disk type rotor base combination are no frame permanent-magnet synchronous disc-type machine.
Further, it is connected by key between the rotor pedestal and inner wall of rotary drum.The roller during rotation, needs
Very huge driving torque is undertaken, the torque-transfer capability that the roller on the one hand can be enhanced is connected by key, guarantees
The reliability of torque transmitting, on the other hand can be convenient the location and installation of the rotor pedestal, and keyway is easy to process, and transmission is turned round
Square is reliable and stable, and the relevant technologies and specification are mature.
Further, the stator base is equipped with cooling device.The stator module needs electric power to generate rotation
Magnetic field can supervene a large amount of heat, influence the normal of equipment while testing rotating excitation field and the rotation of the retaining ring
Operation, the cooling device can quickly take away heat, guarantee the stable of equipment.
Further, the cooling device is the cooling water hole being wrapped in inside stator base.It is intended that cooling water
The cycle water energy to trickle inside pipe in time takes the heat that equipment generates out of, and equipment is made to keep a constant suitable temperature, cooling
Effect is good.
Further, the inner wall at the roller both ends is equipped with the limiting device for preventing rotor pedestal to be axially moved.
Further, the limiting device is retaining ring.
Compared with prior art, the beneficial effects of the present invention are: 1, using rimless combination type permanent-magnet linear synchronous motor
The transmission system for substituting traditional hoist engine, reduces midway drive link, improves drive efficiency, reduces energy loss, simplifies driving
Mode and structure, and rimless combination type permanent-magnet linear synchronous motor has fast response time, and control is with high accuracy a little, simultaneously
It can provide powerful energy output；2, rimless combination type permanent-magnet linear synchronous motor is installed on the both ends of dead axle, is convenient for the later period
Maintenance；3, the present invention is effectively saved by the first roller and second tin roller in being integrally mounted on same dead axle
Space, and folding and unfolding work can be carried out to wirerope simultaneously, improve working efficiency.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art do simple introduction, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is main view of the present invention.
Fig. 2 is the enlarged drawing of A in Fig. 1.
Fig. 3 is the end view drawing of rimless combination type permanent-magnet linear synchronous motor.
Fig. 4 is the structural schematic diagram of the stator unit of fan-shaped arc structure.
Fig. 5 is the structural schematic diagram of arc magnet steel substrate.
Fig. 6 is the structural schematic diagram of embodiment 2.
Fig. 7 is the structural schematic diagram of the stator unit of fan-shaped disk-like structure.
Fig. 8 is dish type magnet steel schematic diagram of substrate structure.
In figure: 1, pedestal；2, dead axle；3, axis gland；4, the first roller；5, second tin roller；6, first bearing, 7, second
Bearing；8,3rd bearing；9, fourth bearing；10, the first rimless combination type permanent-magnet linear synchronous motor；11, the second rimless combination
Formula permanent magnetic linear synchronous motor；12, stator module；121, the stator unit of fan-shaped arc structure；122, arcuate stator pedestal；
123, cooling device；124, the stator unit of fan-shaped disk-like structure；125, dish type stator base；13, rotor assembly；131, arc
Rotor pedestal；132, arc magnet steel substrate；133, disk type rotor pedestal；134, dish type magnet steel substrate；14, key；15, limit dress
It sets.
Specific embodiment
Clear, complete description is carried out below with reference to technical solution of the attached drawing to various embodiments of the present invention, it is clear that is retouched
The embodiment stated is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, originally
Field those of ordinary skill obtained all other embodiment without making creative work, belongs to this hair
Bright protected range.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figs. 1-2, the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives, including pedestal 1,
The pedestal 1 is equipped with dead axle 2 and is fixed by axis gland 3, and the dead axle 2 is set with the first roller 4, second tin roller 5, institute
It states the first roller 4 to be fixedly connected by first bearing 6, second bearing 7 with dead axle 2, the second tin roller 5 passes through 3rd bearing 8
It is fixedly connected with dead axle 2；Fourth bearing 9 is equipped between first roller 4 and second tin roller 5；First roller, 4 end
Dead axle is equipped with the first rimless combination type permanent-magnet linear synchronous motor 10, and the dead axle 2 of 5 end of second tin roller is equipped with second
Rimless combination type permanent-magnet linear synchronous motor 11, the first rimless combination type permanent-magnet linear synchronous motor 10 and second nothing
Frame combination type permanent-magnet linear synchronous motor 11 includes stator module 12 and rotor assembly 13；The stator module 12 is by fan-shaped arc
The stator unit 121 of shape structure forms；The stator unit 121 of the sector arc structure is independent control mechanism；The sector
The stator unit 121 of arc structure includes stator core and the stator winding that is wrapped on the stator core；The stator
Component 12 is fixedly mounted on the dead axle 2 and fixes its axial position by the axis gland 3 and the pedestal 1；Described turn
Sub-component 13 is fixedly connected on the inner wall of 5 end of first roller 4 and the second tin roller.
The stator module 12 further includes arcuate stator pedestal 122, and the arcuate stator pedestal 122 is in circular ring structure, institute
The stator unit 121 for stating fan-shaped arc structure is arranged circumferentially on arcuate stator pedestal 122, the arcuate stator pedestal
122 are fixedly mounted on the dead axle 2.
The rotor assembly 13 includes arc rotor pedestal 131 and arc magnet steel substrate 132, the arc rotor pedestal
131 are fixedly connected on the inner wall at 5 both ends of first roller 4 and the second tin roller, and described arc magnet steel substrate 132 weeks
To being evenly arranged on arc rotor pedestal 131.The arc rotor pedestal 131 can provide a peace for arc magnet steel substrate 132
Decking, in assembling, the arc rotor pedestal 131 can assemble completion with arc magnet steel substrate 132 in advance, as one
The whole installation procedure for entering next step, it is easy for installation, installation effectiveness is improved, is omitted prevented also from scattered component, bad pipe
The problem of reason.
The arc rotor pedestal 131 and the first roller 4, second tin roller 5 inner wall between connected by key 14.Described
One roller 4, second tin roller 5 during rotation, need to undertake very huge driving torque, on the one hand can by the connection of key 14
To enhance the torque-transfer capability of the rotary shaft, guarantees the reliability of torque transmitting, on the other hand can be convenient the arc
The location and installation of rotor pedestal 131, and keyway is easy to process, transmission torque is reliable and stable, and the relevant technologies and specification are mature.
The arcuate stator pedestal 122 is equipped with cooling device 123.
The cooling device 123 is the cooling water hole inside arcuate stator pedestal 122.
2 both ends of dead axle are equipped with the limiting device 15 for preventing arc rotor pedestal 131 to be axially moved.
The limiting device 15 is retaining ring.
Stator unit 121, arcuate stator pedestal 122, arc magnet steel substrate 132, the arc of the sector arc structure turn
131 groups of sub-base are combined into rimless formula permanent-magnet synchronous arc-shaped motor, it may be assumed that the first rimless combination type permanent-magnet linear synchronous motor 10
For first without frame permanent-magnet synchronous arc-shaped motor, the second rimless combination type permanent-magnet linear synchronous motor 11 is second without frame permanent magnetism
Synchronous arc-shaped motor.
After powering on, the arc magnet steel substrate 132 is that the stator unit 121 of the fan-shaped arc structure provides one
The magnetic field of radial rotary, promotes the stator module 12 and the rotor assembly 13 is respectively first roller 4, described second
Roller 5 provides the torque rotated around 2 axial line of dead axle, and described first without frame permanent magnetism arc-shape synchronous motor and described second
When consistent with the direction of rotation of second tin roller 5 without the first roller of frame permanent magnetism arc-shape synchronous motor driven 4, so that being wrapped in first
Roller 4, the wirerope on second tin roller 5 or chain realize promotion or traction；When described first same without frame permanent magnetism arc
It walks motor and the described second direction of rotation without the first roller of frame permanent magnetism arc-shape synchronous motor driven 4 and second tin roller 5 is different
It causes, the work that the first roller 4 puts wirerope, work that second tin roller 5 receives wirerope or the first roller 4 are to steel
The work that cord is received, the work that second tin roller 5 puts wirerope.
Embodiment 2
As shown in figure 4, the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives, the present embodiment and reality
The structure for applying example 1 is similar with principle, the present embodiment the difference from embodiment 1 is that, the stator module 12 includes fan-shaped plate-like
The stator unit 124 of structure,
The stator module 12 further includes dish type stator base 125, and the dish type stator base 125 is in circular ring structure, institute
The stator unit 124 for stating fan-shaped disk-like structure is arranged circumferentially in dish type stator base 125, the dish type stator base
125 are fixedly mounted on the dead axle 2.
The rotor assembly 13 includes disk type rotor pedestal 133 and dish type magnet steel substrate 134, first roller 4 and the
The disk type rotor pedestal 133 is fixedly mounted on the inner wall at two rollers, 5 both ends respectively, the dish type magnet steel substrate 134 is circumferential
Cloth is on disk type rotor pedestal 133.The disk type rotor pedestal 133 can provide an installation mould for dish type magnet steel substrate 134
Plate, in assembling, the disk type rotor pedestal 133 can assemble completion with dish type magnet steel substrate 134 in advance, as a whole
It is easy for installation into the installation procedure of next step, installation effectiveness is improved, is omitted prevented also from scattered component, bad management
Problem.
It is connected between the disk type rotor pedestal 133 and first roller 4,5 inner wall of the second tin roller by key 14.
First roller 4, the second tin roller 5 during rotation, need to undertake very huge driving torque, pass through key 14
On the one hand the torque-transfer capability of first roller 4, the second tin roller 5 can be enhanced in connection, what guarantee torque transmitted can
By property, the location and installation of the disk type rotor pedestal 133 on the other hand can be convenient, and keyway is easy to process, transmission torque is steady
Fixed reliable, the relevant technologies and specification are mature.
The dish type stator base 125 is equipped with cooling device 123.
The cooling device 123 is the cooling water hole inside dish type stator base 125.
First roller 4,5 end face of second tin roller inner wall be equipped with for prevent disk type rotor pedestal 133 axially transport
Dynamic limiting device 15.
The limiting device 15 is retaining ring.
Stator unit 124, dish type stator base 125, disk type rotor pedestal 133, the dish type magnet steel base of fan-shaped disk-like structure
134 groups of plate are combined into the synchronous dish type linear motor of rimless combination type permanent-magnet, it may be assumed that the first rimless combination type permanent-magnet synchronous linear
Motor 10 is the synchronous dish type linear motor of the first rimless combination type permanent-magnet, the second rimless combination type permanent-magnet linear synchronous motor
11 for second without frame permanent magnetic disk just as step dish type linear motor.
After powering on, the dish type magnet steel substrate 134 is that the stator unit 124 of the fan-shaped disk-like structure provides one
The magnetic field of axial-rotation, described first is straight without frame permanent-magnet synchronous dish type without frame permanent-magnet synchronous dish type linear motor and described two
When the first roller of line motor driven 4 is consistent with the direction of rotation of second tin roller 5, so that being wrapped in the first roller 4, second tin roller 5
On wirerope or chain realize promoted or traction；When the described first rimless combination type permanent-magnet linear synchronous motor 10 and institute
Stating the second rimless combination type permanent-magnet linear synchronous motor 11 drives the direction of rotation of the first roller 4 and second tin roller 5 inconsistent, the
The work that one roller 4 puts wirerope, work that second tin roller 5 receives wirerope or the first roller 4 are to wirerope
The work received, the work that second tin roller 5 puts wirerope.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement；And these are modified or replaceed, technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives, including pedestal, the pedestal are equipped with
Dead axle is simultaneously fixed by axis gland, which is characterized in that the dead axle is set with the first roller, second tin roller, first roller
It is fixedly connected by first bearing, second bearing with dead axle, the second tin roller is fixedly connected by 3rd bearing with dead axle；Institute
It states and is equipped with fourth bearing between the first roller and second tin roller；The dead axle of first roller end is equipped with the first rimless combination
Formula permanent magnetic linear synchronous motor, the dead axle of the second tin roller end are equipped with the second rimless combination type permanent-magnet synchronous linear electricity
Machine, the first rimless combination type permanent-magnet linear synchronous motor and the second rimless combination type permanent-magnet linear synchronous motor wrap
Include stator module and rotor assembly；The stator module is made of the stator unit of several fan-shaped structures；The stator list
Member is independent control mechanism；The stator unit includes stator core and the stator winding that is wrapped on the stator core；
The stator module is fixedly mounted on the dead axle and fixes its axial position by the axis gland and the pedestal；It is described
Rotor assembly is fixedly connected on first roller and the inner wall of the second tin roller end, first roller, the second rolling
The inner wall of the end of cylinder is equipped with the limiting device for preventing rotor pedestal to be axially moved.
2. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1, feature
It is, the stator module further includes stator base, and the stator base is in circular ring structure, the circumferentially uniform cloth of the stator core
It sets in stator base, the stator base is fixedly mounted on the dead axle.
3. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1, feature
Be, the rotor assembly includes rotor pedestal and magnet steel substrate, the rotor pedestal be fixedly mounted on first roller and
On the inner wall at the second tin roller both ends, the magnet steel substrate is circumferentially evenly arranged on rotor pedestal.
4. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 3, feature
Be, the rotor pedestal and first roller, second tin roller inner wall between be connected by key.
5. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 2, feature
It is, the stator base is equipped with cooling device.
6. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 5, feature
It is, the cooling device is the cooling water hole inside stator base.
7. the hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1, feature
It is, the limiting device is retaining ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820166262.9U CN208429792U (en) | 2018-01-31 | 2018-01-31 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820166262.9U CN208429792U (en) | 2018-01-31 | 2018-01-31 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
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| Publication Number | Publication Date |
|---|---|
| CN208429792U true CN208429792U (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820166262.9U Active CN208429792U (en) | 2018-01-31 | 2018-01-31 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108217490A (en) * | 2018-01-31 | 2018-06-29 | 湖北环电磁装备工程技术有限公司 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
| CN112242779A (en) * | 2020-10-16 | 2021-01-19 | 中车永济电机有限公司 | Direct electric driving roller device |
-
2018
- 2018-01-31 CN CN201820166262.9U patent/CN208429792U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108217490A (en) * | 2018-01-31 | 2018-06-29 | 湖北环电磁装备工程技术有限公司 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
| CN112242779A (en) * | 2020-10-16 | 2021-01-19 | 中车永济电机有限公司 | Direct electric driving roller device |
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Effective date of registration: 20210618 Address after: 443000 Chengnan Industrial Park, Mingfeng Town, Yuan'an County, Yichang City, Hubei Province Patentee after: Huanyi electromagnetic technology (Yichang) Co.,Ltd. Address before: 17F, building 4, Guanggu dream workshop, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430000 Patentee before: HUBEI HUANYEE ELECTROMAGNETIC EQUIPMENT ENGINEERING TECHNOLOGY Co.,Ltd. |