CN105366508A - Hoist and elevator - Google Patents
Hoist and elevator Download PDFInfo
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- CN105366508A CN105366508A CN201510458658.1A CN201510458658A CN105366508A CN 105366508 A CN105366508 A CN 105366508A CN 201510458658 A CN201510458658 A CN 201510458658A CN 105366508 A CN105366508 A CN 105366508A
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- rotor assembly
- magnet
- winch
- main shaft
- dip plane
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention provides a hoist and an elevator. The hoist can prevent the magnet from being damaged and can hold the magnet reliably. A fixed part (10) of the hoist (100) comprises a fixed surface (10a) for pasting a surface (31c) of the magnet (31), and an inclined surface (10b) inclining along the direction from the fixed surface (10a) to the axial center of a main shaft (3) far away from aconnecting part (8). The magnet (31) compriese a surface (31a) arranged opposite to the inclinded surface (10b) and inclinging along the same direction with the inclined surface (10b).
Description
Technical field
The present invention relates to possess makes lift car carry out the winch of lifting action and possess the elevator of this winch.
Background technology
In the past, elevator possessed the hoist cable of lift car, counterbalanced weight, link lift car and counterbalanced weight and the winch of this hoist cable that reels.Winch has main shaft, to be bearing on main shaft in the mode that can rotate and for the rope sheave of hoist cable winding and the rotor assembly that is connected with rope sheave.The inner peripheral surface of rotor assembly is fixed with the magnet opposed with stator.Magnet positions by abutting with the rectangular bight be arranged on rotor assembly.In addition, for the purpose of safety, winch is provided with pressing rotor assembly the stop mechanism that the driving of rotor assembly is braked.
In addition, in the technology described in patent documentation 1, record as the winch accompanying elastic component between the rotor magnet of rotor assembly and back yoke (backyoke).
At first technical literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 11-41845 publication
The problem that invention will solve
But when pressing rotor assembly by stop mechanism, rotor assembly deforms.Therefore, in the technology described in patent documentation 1, repeat the distortion of rotor assembly, there is deterioration in the elastic component thus between rotor magnet and back yoke, likely causes harmful effect to the maintenance of rotor magnet, i.e. magnet.
In addition, the magnet application of stress to being fixed on rotor assembly may be caused because rotor assembly deforms, thus it is damaged that magnet is occurred.
Summary of the invention
The object of the invention is to, consider above-mentioned problem points, provide that can to prevent magnet from occurring damaged and can the reliably winch of holding magnet and elevator.
For solving the means of problem
In order to solve above-mentioned problem, realize object of the present invention, the hoist cable that winch winding of the present invention links with lift car, this winch possesses main shaft, stator, rope sheave, connecting portion, rotor assembly, magnet and stop mechanism.Stator is installed on main shaft.Rope sheave is rotatably supported in main shaft.Connecting portion is connected with rope sheave.Rotor assembly and connecting portion be vertical to be connected and arranged opposite with stator.Opposed with stator on the internal face that magnet is fixed on rotor assembly.Stop mechanism pressing rotor assembly.Rotor assembly is provided with the fixed part for holding magnet.Fixed part has: stationary plane, and it is arranged on the internal face of rotor assembly, and bonds for the one side of magnet; And dip plane, its bight from the connecting portion side stationary plane is continuous, tilts to the direction away from connecting portion along with from stationary plane to the direction in the axle center towards main shaft.Magnet has opposed faces that is opposed with dip plane and that tilt to the direction identical with dip plane.
In addition, elevator of the present invention possesses in hoist trunk, to carry out the lift car be elevated, the counterbalanced weight linked with lift car via hoist cable and by reeling hoist cable and make the winch that lift car is elevated.In addition, above-mentioned winch is used as winch.
Invention effect
According to winch of the present invention and elevator, can prevent magnet from occurring damaged.In addition, because the dip plane of fixed part and the opposed faces of magnet are that wedge-like is close to, can reliably holding magnet.
Accompanying drawing explanation
Fig. 1 is the brief configuration figure of the elevator schematically showing the first embodiment example of the present invention.
Fig. 2 is the cutaway view of the winch representing the first embodiment example of the present invention.
Fig. 3 is the instruction diagram of the state of the brake operation represented in the winch of the first embodiment example of the present invention.
Fig. 4 is the cutaway view of the main portion of the winch represented in the first embodiment example of the present invention.
Fig. 5 is the instruction diagram of the main portion of the state of the brake operation amplified in the winch representing the first embodiment example of the present invention.
Fig. 6 is the cutaway view of the main portion of the winch representing the second embodiment example of the present invention.
Fig. 7 is the instruction diagram of the main portion of the state of the brake operation amplified in the winch representing the second embodiment example of the present invention.
Fig. 8 is the cutaway view of the main portion of the winch representing the 3rd embodiment example of the present invention.
Fig. 9 is the instruction diagram of the main portion of the state of the brake operation amplified in the winch representing the 3rd embodiment example of the present invention.
Figure 10 is the amplification view of the winch representing the 4th embodiment example of the present invention.
Figure 11 is the amplification view of the winch representing the 5th embodiment example of the present invention.
Figure 12 is the amplification view of the winch representing the 6th embodiment example of the present invention.
Description of reference numerals:
1 ... elevator, 2 ... framework, 3 ... main shaft, 4 ... rotor assembly, 5 ... rope sheave, 6 ... stop mechanism, 6a ... brake lining, 7 ... stator, 8 ... connecting portion, 10, 40, 50, 60, 70, 80 ... fixed part, 10a, 40a, 50a, 60a, 70a ... stationary plane, 10b, 40b, 50b, 60b, 70b, 80b ... dip plane, 31 ... magnet, 31a ... opposed faces, 31b ... end face, 31c ... adhesive surface, 31d ... bight, 32 ... baffle plate, 48, 68 ... space, 57, 67 ... gap, 65 ... bight, 89 ... elastic component, 100 ... winch, 110 ... hoist trunk, 130 ... hoist cable, 140 ... counterbalanced weight, 150 ... deflector sheave, 160 ... Machine Room.
Detailed description of the invention
Below, be described with reference to the embodiment example of Fig. 1 ~ Figure 12 to elevator of the present invention.It should be noted that, in the drawings and in which, identical Reference numeral is marked to the component shared.
1. the first embodiment example
The structure of 1-1. elevator
First, with reference to Fig. 1 to the first embodiment example of the present invention (hereinafter referred to as " this example ".) involved by the structure of elevator be described.
Fig. 1 is the brief configuration figure of the structure example of the elevator representing this example.
As shown in Figure 1, the elevator 1 of this example carries out lifting action in the hoist trunk 110 be formed in building construction.Elevator 1 possesses mounting people, the lift car 120 of goods, hoist cable 130, counterbalanced weight 140 and winch 100.Hoist trunk 110 is formed in building construction, is provided with Machine Room 160 at its top.
Winch 100 is configured in Machine Room 160, and winding hoist cable 130, makes lift car 120 be elevated thus.In addition, near winch 100, be provided with the deflector sheave 150 for setting up hoist cable 130.
Counterbalanced weight 140 is set to the quality almost identical without quality when loading with lift car 120.Therefore, when in lift car 120, the nothing of unloaded article, people is loaded, the warp tension ratio of the hoist cable 130 of lift car 120 side and counterbalanced weight 140 side is 1.Thereby, it is possible to the output without the winch 100 when loading is suppressed lower.
Lift car 120 is formed as the roughly rectangular-shaped of hollow.Lift car 120 links with counterbalanced weight 140 via hoist cable 130, is elevated in hoist trunk 110.
Next, be described with reference to the winch 100 of Fig. 2 ~ Fig. 3 to this example.Fig. 2 is the cutaway view of the winch 100 representing this example, and Fig. 3 represents that the winch 100 of this example carries out the cutaway view of the state of braking maneuver.
As shown in Figure 2, winch 100 has framework 2, main shaft 3, rotor assembly 4, rope sheave 5, stop mechanism 6 and multiple stator 7.And the winch 100 of this example is the winch of the external-rotor-type at the outside of the radial direction of multiple stator 7 configuration rotor assembly 4.
Framework 2 is configured in the side of the axis of main shaft 3.Framework 2 has for the lug boss 11 of main shaft 3 installation, the installation portion 12 supplying multiple stator 7 fixing and link lug boss 11 connecting part 13 with installation portion 12.The side of the axis of main shaft 3 is chimeric with lug boss 11.
Connecting part 13 is provided with circular projection 14.Projection 14 is given prominence to towards the opposite side axially of the main shaft 3 in connecting part 13.The top of the opposite side axially of the main shaft 3 in projection 14 is fixed with oil storage cover 15.Then, between oil storage cover 15 and connecting part 13, spatial portion 16 is formed with.The grease leaked out from oil sealing 24 described later etc. is stored in spatial portion 16.
In addition, near the spatial portion 16 of lower portion being configured at vertical, oil storage portion 17 is configured with.Spatial portion 16 is communicated with by the intercommunicating pore 18 being located at connecting part 13 with oil storage portion 17.Then, the grease flowing into spatial portion 16 is flowed into oil storage portion 17 by intercommunicating pore 18.
Outside on the radial direction of connecting part 13 is provided with installation portion 12.Installation portion 12 be one side closed, the opposite side opening axially of main shaft 3 be formed as roughly cylindric recess.The recess of installation portion 12 be fixed with by iron core be wound on the stator 7 that the stator coil on this iron core forms.Outside on the radial direction of installation portion 12 is provided with towards the outstanding sidewall portion 12a of the opposite side axially of main shaft 3.The upper and lower sidewall portion 12a being configured at vertical is formed with peristome 12b.
In addition, stop mechanism 6 is configured with respectively in the top and the bottom of the vertical of framework 2.The brake lining 6a of stop mechanism 6 is inserted into the peristome 12b of installation portion 12.
In addition, as shown in Figure 2, rotor assembly 4 and rope sheave 5 are integrally formed via connecting portion 8.Rope sheave 5 is formed as roughly cylindric.Rope sheave 5 is wound with the hoist cable 130 shown in Fig. 1.Then, by making rope sheave 5 rotate, hoist cable 130 is wound in rope sheave 5.
Cylindric bear box 21 is provided with at the center of the radial direction of rope sheave 5.Bearing 22 is provided with at the inwall of the bore of bear box 21.Bear box 21 is supported at the opposite side axially of main shaft 3 can rotates via bearing 22.Be provided with towards the flange part 3a protruding outside of radial direction in the end of the opposite side axially of main shaft 3.This flange part 3a abuts with the bearing 22 being located at bear box 21.Thereby, it is possible to carry out the contraposition relative to main shaft 3 of rope sheave 5 and bear box 21, and prevent rope sheave 5 and bear box 21 from coming off from main shaft 3.
In addition, the opening part opposed with the end face of the opposite side axially of main shaft 3 in bear box 21, is provided with bearing cap shim 23 in the mode of closing this opening.This bearing cap shim 23 such as configures liquid gasket, aquaseal or O type ring etc., closes the opening of bear box 21.
In addition, in bear box 21, be provided with oil sealing 24 with the end of opening opposite side.Oil sealing 24 is between bear box 21 and main shaft 3.Oil sealing 24 and bearing cap shim 23 is utilized to seal the space formed by the opposite side axially of main shaft 3 and bear box 21.
Connecting portion 8 is generally perpendicularly continuous towards the outside of radial direction from the side axially rope sheave 5.In addition, the outside of the radial direction in connecting portion 8 is provided with roughly cylindric rotor assembly 4.
Rotor assembly 4 is outstanding from the end of connecting portion 8 towards the direction contrary with rope sheave 5.Between the stator 7 that rotor assembly 4 is inserted into the installation portion 12 being fixed on framework 2 and the brake lining 6a of stop mechanism 6.And rotor assembly 4 is configured to opposed with stator 7.
As shown in Figure 3, when stop mechanism 6 drives, by the outer peripheral face of brake lining 6a by the outside of the radial direction be pressed in rotor assembly 4.Thus, the spinning movement of rotor assembly 4 and rope sheave 5 is braked.
In addition, the internal face of the inner side of the radial direction in rotor assembly 4 is formed for the fixing fixed part 10 of multiple magnet 31.Multiple magnet 31 is fixed along the be spaced compartment of terrain of regulation of the circumference of rotor assembly 4.Therefore, multiple magnet 31 is opposed with the compartment of terrain that multiple stators 7 of the installation portion 12 being fixed on framework 2 separate regulation.Multiple magnet 31 along rotor assembly 4 circumference and alternately configure N pole and S pole.It should be noted that, be identical quantity by the quantity of the magnet 31 of N pole with the quantity set of the magnet 31 of S pole.
Rotor assembly 4 is formed by the material be made up of magnetic substance.In the winch 100 of this example, because rotor assembly 4, rope sheave 5, bear box 21 are one-body molded, therefore rope sheave 5 and bear box 21 are also formed by magnetic substance identically with rotor assembly 4.But, be not limited thereto, also rotor assembly 4, rope sheave 5 and bear box 21 can be configured to individual member respectively.In addition, also can form rotor assembly 4 by the material beyond magnetic substance, at the inner peripheral surface of rotor assembly 4, the component be made up of magnetic substance is installed, this component is installed magnet 31.
Next, with reference to Fig. 4 and Fig. 5, the detailed construction of the stationary state of the rotor assembly 4 in the winch 100 of this example and magnet 31 is described.
Fig. 4 is the cutaway view of the main portion of amplifying the winch 100 representing this example, and Fig. 5 is the cutaway view of the main portion of the winch 100 amplified when representing braking.
As shown in Figure 4, the fixed part 10 for magnet 31 installation in rotor assembly 4 becomes the stage portion caved in towards the outside of radial direction.Fixed part 10 has stationary plane 10a and the dip plane 10b of the fixed magnet 31 that to bond by adhesive agent.Stationary plane 10a is the step surface caved in towards the outside of the radial direction in fixed part 10.Side, i.e. framework 2 (with reference to Fig. 3) side contrary with connecting portion 8 in stationary plane 10a are open.
Dip plane 10b from connecting portion 8 side stationary plane 10a, namely contrary with framework 2 (with reference to Fig. 3) side formed continuously.Dip plane 10b, along with from stationary plane 10a to the direction in the axle center towards main shaft 3, tilts continuously to the direction away from connecting portion 8.
In addition, magnet 31 has the opposed faces 31a opposed with dip plane 10b and is bonded in the adhesive surface 31b of stationary plane 10a.Opposed faces 31a is configured in connecting portion 8 side when being fixed on fixed part 10.And opposed faces 31a and dip plane 10b tilts accordingly.In addition, dip plane 10b contacts with opposed faces 31a, is close in wedge-like.
In addition, in rotor assembly 4 with the end of the end of connecting portion 8 opposite side, i.e. framework 2 (with reference to Fig. 3) side on be configured with baffle plate 32.Baffle plate 32 is fixed on the end of rotor assembly 4 by bolt of rear end plate 33.Now, in magnet 31 with connecting portion 8 opposite side, namely abut with baffle plate 32 with the end face 31b of opposed faces 31a opposite side.And magnet 31 is clamped between the dip plane 10b of baffle plate 32 and fixed part 10.Thereby, it is possible to carry out the contraposition of magnet 31.Baffle plate 32 is such as formed by non-magnetic materials such as corrosion-resistant steels.
As shown in Figure 3, when stop mechanism 6 drives, rotor assembly 4 under the effect of brake lining 6a towards the inner side of radial direction, namely the axle center of main shaft 3 press.At this, in order to realize the slimming of winch 100, expect the thickness of connecting portion 8 to be formed thinner than rotor assembly 4.For this reason, as shown in Figure 5, rotor assembly 4 is out of shape from the bight of connecting portion 8 side towards the inner side of radial direction.Now, accept the power in the direction shown in arrow P 1 from the dip plane 10b of fixed part 10 at the opposed faces 31a of magnet 31.
But in this example, the face contacted with the opposed faces 31a of magnet 31 in fixed part 10 is formed as dip plane 10b, and the opposed faces 31a contacted with dip plane 10b in magnet 31 also tilts with dip plane 10b phase suitablely.For this reason, the stress applied to magnet 31 disperses along dip plane 10b and opposed faces 31a.So, due to the stress dispersion applied to magnet 31 when braking, therefore, it is possible to prevent magnet 31 from breakage occurring.
In addition, the opposed faces 31a of the magnet 31 and dip plane 10b of fixed part 10 is wedge-like contact.Therefore, in the winch 100 of this example, fixed part 10 reliably holding magnet 31 can be utilized, also can prevent magnet 31 from coming off from rotor assembly 4.
2. the second embodiment example
Next, be described with reference to second embodiment example of Fig. 6 and Fig. 7 to elevator of the present invention.
Fig. 6 is the cutaway view of the main portion of the winch amplified in the elevator of expression second embodiment example, and Fig. 7 is the cutaway view of state when representing braking.
The difference of the elevator of this second embodiment example and the elevator 1 of the first embodiment example is, the structure of the rotor assembly of winch.For this reason, at this, rotor assembly is described, for the part that the elevator 1 with the first embodiment example shares, marks identical Reference numeral and the repetitive description thereof will be omitted.
As shown in Figure 6, rotor assembly 44 is provided with the fixed part 40 for fixed magnet 31.Fixed part 40 has stationary plane 40a and dip plane 40b.The bight 45 that stationary plane 40a is connected with dip plane 40b bends.
In addition, the bight 31d that the opposed faces 31a in magnet 31 is connected with the adhesive surface 31c of the stationary plane 40a being bonded in fixed part 40, implements rounding.Therefore, between the bight 45 and the bight 31d of magnet 31 of fixed part 40, space 48 is formed with.Therefore, as shown in Figure 7, even if rotor assembly 44 is pressed, the compressing stress dispersion applied towards the bight 31d of magnet 31 can also be made.Thereby, it is possible to it is damaged to prevent the bight 31d of magnet 31 from occurring.
Other structure is identical with the elevator 1 of the first embodiment, and therefore the description thereof will be omitted.Utilize the elevator with such structure, also can realize the action effect identical with the elevator 1 of the first above-mentioned embodiment example.
3. the 3rd embodiment example
Next, be described with reference to the 3rd embodiment example of Fig. 8 and Fig. 9 to elevator of the present invention.Fig. 8 is the cutaway view of the main portion of the winch amplified in the elevator of expression the 3rd embodiment example, and Fig. 9 is the cutaway view of state when representing braking.
The difference of the elevator of the 3rd embodiment example and the elevator 1 of the first embodiment example is, the structure of the rotor assembly of winch.For this reason, at this, rotor assembly is described, for the part that the elevator 1 with the first embodiment example shares, marks identical Reference numeral and the repetitive description thereof will be omitted.
As shown in Figure 8, the fixed part 50 in rotor assembly 54 has stationary plane 50a and dip plane 50b.In addition, the angle of inclination of the dip plane 50b in fixed part 50 is set to the angle different from the angle of inclination of the opposed faces 31a of magnet 31.Specifically, in the opposed faces 31a of magnet 31 to be set to than the dip plane 50b of fixed part 50 from the angle of inclination that adhesive surface 31c tilts little from the angle of inclination that stationary plane 50a tilts.For this reason, between adhesive surface 31c and dip plane 50b, be formed with the gap 57 along with the V shape of widening away from stationary plane 50a.
As shown in Figure 9 rotor assembly 54 is pressed into when braking and the angle of being out of shape is set to angle θ 2 time, the angle θ 1 in the gap 57 formed by adhesive surface 31c and dip plane 50b is set to the relation of θ 1 >=θ 2.That is, the angle θ 1 in gap 57 is set to be greater than and equals angle θ 2.By being provided with gap 57 between adhesive surface 31c and dip plane 50b, can prevent from applying power when braking from dip plane 50b towards adhesive surface 31c.
Other structure is identical with the elevator 1 of the first embodiment, and therefore the description thereof will be omitted.Utilize the elevator with such structure, also can obtain the action effect identical with the elevator 1 of above-mentioned first embodiment example.
4. the 4th embodiment example
Next, be described with reference to the 4th embodiment example of Figure 10 to elevator of the present invention.
Figure 10 is the cutaway view of the main portion of the winch amplified in the elevator of expression the 4th embodiment example.
As shown in Figure 10, the rotor assembly 64 of the elevator of the 4th embodiment example is identical with the rotor assembly 54 of the 3rd embodiment example, between the dip plane 60b and the opposed faces 31a of magnet 31 of fixed part 60, be provided with gap 67.In addition, the bight 31d of magnet 31 is cut into plane.Therefore, between the bight 31d and the bight 65 of fixed part 60 of magnet 31, be identically formed with the rotor assembly 44 of the second embodiment example and have living space 68.
For this reason, in the elevator of the 4th embodiment example, when braking, even if pressing rotor assembly 64 makes it be out of shape, under the effect in the gap 67 of V shape, also can prevent from applying power from dip plane 50b to adhesive surface 31c.In addition, also can prevent stress from concentrating on the bight 31d of magnet 31 and making the bight 31d of magnet 31 that breakage occur.
Other structure is identical with the elevator 1 of the first embodiment, and therefore the description thereof will be omitted.Utilize the elevator with such structure, also can obtain the action effect identical with the elevator 1 of the first above-mentioned embodiment example.
5. the 5th embodiment example
Next, be described with reference to the 5th embodiment example of Figure 11 to elevator of the present invention.
Figure 11 is the cutaway view of the main portion of the winch amplified in the elevator of expression the 5th embodiment example.
As shown in figure 11, the rotor assembly 74 of the elevator of the 5th embodiment example, in the same manner as the rotor assembly 54 of the 3rd embodiment example, is provided with gap 77 between the dip plane 70b and the opposed faces 31a of magnet 31 of fixed part 70.In addition, at the bight 31d of magnet 31 in the same manner as the magnet 31 of the second embodiment example, rounding is implemented.Therefore, between the bight 31d and the bight 75 of fixed part 70 of magnet 31 in the same manner as the rotor assembly 44 of the second embodiment example, space 68 is formed with.
For this reason, the elevator of the 5th embodiment example can obtain the action effect identical with the elevator of the 4th embodiment example.
Other structure is identical with the elevator 1 of the first embodiment, and therefore the description thereof will be omitted.Utilize the elevator with such structure, also can obtain the action effect identical with the elevator 1 of the first above-mentioned embodiment example.
6. the 6th embodiment example
Next, be described with reference to the 6th embodiment example of Figure 12 to elevator of the present invention.
Figure 12 is the cutaway view of the main portion of the winch amplified in the elevator of expression the 6th embodiment example.
As shown in figure 12, the elevator of the 6th embodiment example has the structure between the dip plane 80b of the fixed part 80 making elastic component 89 in the rotor assembly 84 and opposed faces 31a of magnet 31.And when elastic component 89 is pressed by rotor assembly 84 when braking and deforms, elastic component 89 carries out elastic deformation.Thereby, it is possible to absorbed the power applied to magnet 31 by elastic component 89, can prevent magnet 31 from breakage occurring.
It should be noted that, in the rotor assembly 84 of the 6th embodiment example, also, in the same manner as the rotor assembly 4 of the first embodiment example, the dip plane 80b of the fixed part 80 and opposed faces 31a of magnet 31 makes the direction of stress dispersion tilt towards the distortion because producing on rotor assembly 84.Therefore, even if elastic component 89 occurs aging, dip plane 80b and opposed faces 31a also can be relied on to make to put on the stress dispersion of magnet 31, can prevent magnet 31 from breakage occurring.
Other structure is identical with the elevator 1 of the first embodiment, and therefore the description thereof will be omitted.Utilize the elevator with such structure, also can obtain the action effect identical with the elevator 1 of the first above-mentioned embodiment example.
It should be noted that, the present invention is not limited to embodiment above-mentioned and shown in the drawings, can carry out various distortion and implement in the scope not departing from the inventive concept described in technical scheme.Such as, the various combination of structure of the rotor assembly involved by above-mentioned first embodiment example ~ the 6th embodiment example can also be made.That is, the gap 57 that elastic component 89 is formed on the rotor assembly 54 of the 3rd embodiment example can also be made.
Claims (6)
1. a winch, the hoist cable that its winding links with lift car, wherein,
Described winch possesses:
Main shaft;
Stator, it is installed on described main shaft;
Rope sheave, it is rotatably supported in described main shaft;
Connecting portion, it is connected with described rope sheave;
Rotor assembly, it is connected with described connecting portion is vertical, and arranged opposite with described stator;
Magnet, it is fixed on the internal face of described rotor assembly, and opposed with described stator; And
Stop mechanism, it presses described rotor assembly,
Described rotor assembly is provided with the fixed part for keeping described magnet,
Described fixed part has:
Stationary plane, it is arranged on the internal face of described rotor assembly, and bonds for the one side of described magnet; And
Dip plane, its bight from the described connecting portion side described stationary plane is continuous, tilts to the direction away from described connecting portion along with from described stationary plane to the direction in the axle center towards described main shaft,
Described magnet has opposed faces that is opposed with described dip plane and that tilt to the direction identical with described dip plane.
2. winch according to claim 1, wherein,
Described opposed faces in described magnet and the bight between described one side are implemented rounding or are cut off.
3. winch according to claim 1, wherein,
The angle of inclination of described dip plane is set to the angle different from the angle of inclination of described opposed faces,
The gap along with widening away from described stationary plane is formed between described dip plane and described opposed faces.
4. winch according to claim 3, wherein,
The angle in described gap is set to be greater than and equals the angle after deforming when described rotor assembly is pressed by described stop mechanism.
5. winch according to claim 1, wherein,
Elastic component is accompanied between described dip plane and described opposed faces.
6. an elevator, wherein,
Described elevator possesses:
Lift car, it is elevated in hoist trunk;
Counterbalanced weight, it links with described lift car via hoist cable; And
Winch, it makes described lift car be elevated by the described hoist cable of winding,
Described winch possesses:
Main shaft;
Stator, it is installed on described main shaft;
Rope sheave, it is rotatably supported in described main shaft;
Connecting portion, it is connected with described rope sheave;
Rotor assembly, it is connected with described connecting portion is vertical, and arranged opposite with described stator;
Magnet, it is fixed on the internal face of described rotor assembly, and opposed with described stator; And
Stop mechanism, it presses described rotor assembly,
Described rotor assembly is provided with the fixed part for keeping described magnet,
Described fixed part has:
Stationary plane, it is arranged on the internal face of described rotor assembly, and bonds for the one side of described magnet; And
Dip plane, its bight from the described connecting portion side described stationary plane is continuous, tilts to the direction away from described connecting portion along with from described stationary plane to the direction in the axle center towards described main shaft,
Described magnet has opposed faces that is opposed with described dip plane and that tilt to the direction identical with described dip plane.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014163144A JP6284455B2 (en) | 2014-08-08 | 2014-08-08 | Hoisting machine and elevator |
| JP2014-163144 | 2014-08-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105366508A true CN105366508A (en) | 2016-03-02 |
| CN105366508B CN105366508B (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510458658.1A Active CN105366508B (en) | 2014-08-08 | 2015-07-30 | Hoist engine and elevator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6284455B2 (en) |
| CN (1) | CN105366508B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018100728A1 (en) * | 2016-12-02 | 2018-06-07 | 三菱電機株式会社 | Outer rotor-type dynamo-electric machine and elevator hoist |
| CN110943560A (en) * | 2019-12-24 | 2020-03-31 | 太原理工大学 | Permanent magnet outer rotor elevator |
| FR3115945B1 (en) * | 2020-10-29 | 2023-12-08 | Leroy Somer Moteurs | Rotor of rotating electric machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2016037376A (en) | 2016-03-22 |
| CN105366508B (en) | 2018-01-16 |
| JP6284455B2 (en) | 2018-02-28 |
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