CN109205443A - Hoist engine and elevator - Google Patents
Hoist engine and elevator Download PDFInfo
- Publication number
- CN109205443A CN109205443A CN201810476808.5A CN201810476808A CN109205443A CN 109205443 A CN109205443 A CN 109205443A CN 201810476808 A CN201810476808 A CN 201810476808A CN 109205443 A CN109205443 A CN 109205443A
- Authority
- CN
- China
- Prior art keywords
- rotor
- fixed
- hoist engine
- rope sheave
- flange part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The present invention provides the hoist engine and elevator that can reduce the thickness of rope sheave of hoist engine.Keep the width dimensions (L1) of the embedded part (23) of the rotor (5) of hoist engine (1) shorter than the width dimensions (L2) of rope sheave (6), and, the flange part inwardly (31) extended along main shaft (3) direction is set in one end of rope sheave (6), and fixed-use bolt (30) is screwed togather through flange part (31) inwardly with the end (24) of rotor (5), rope sheave (6) is fixed on rotor (5) using end sides (25) and the frictional force caused by the inner wall (32) of flange part (31) inwardly of rotor (5).
Description
Technical field
The present invention relates to hoist engine and elevators.
Background technique
The hoist engine of elevator includes the frame being fixed in liftway；It is rotatably freely installed via main shaft
In the rotor of frame；And it is fixed on frame facet using fixed-use bolt and is used to carry out roll up operation to hoist cable or fall
Roll up the rope sheave of operation.Moreover, being produced by by axle power in general, the fixed-use bolt of fixed rope sheave is screwed togather through rope sheave with rotor
The frictional force of bearing surface between raw rotor and rope sheave and rope sheave is firmly fixed at rotor.On the other hand, due to being solid
Surely the structure of bolt-through rope sheave is used, therefore, the thickness of rope sheave needs for more than a certain amount of size.
In the past, as the scheme for becoming easy the fastening of rotary body and rotary shaft, following scheme is disclosed: by conduct
The inside diameter of the pulley of rotary body is set as taper, also, from end face to configuring wedge-shaped portion between pulley inside diameter and rotary shaft
Rotary shaft and pulley are fixed (patent document 1) and being screwed into fixed-use bolt by part.It should be noted that pulley and flywheel
It is fastened by other fixed-use bolts.
Citation
Patent document 1: Japanese Unexamined Patent Publication 2016-8670 bulletin
However, need the inside diameter of rotary body being set as taper in the scheme documented by patent document 1 above-mentioned, and
And from end face to wedge-shaped component is configured between rotary body inside diameter and rotary shaft, component processing expends effort, and leads to portion
The increase of part number, it is difficult to the hoist engine applied to elevator.In addition, due to be each fixed-use bolt front end and hoist engine
Rope sheave corresponding to pulley the structure that screws togather of wall thickness, therefore, even if in the case where being applied to hoist engine, it is also difficult to real
The reduction of the thickness of existing rope sheave.
Summary of the invention
The object of the present invention is to provide hoist engines and electricity that one kind can reduce the thickness of the rope sheave of hoist engine
Ladder.
In order to solve the problem, it achieves the object of the present invention, the present invention provides a kind of hoist engine, has: frame；It is main
Axis is rotatably freely supported on the frame；Rotor is fixed on the main shaft；And rope sheave, it is fixed on the rotor
And for hoist cable around extension, the hoist engine is characterized in that, the rope sheave has at least the one of the end sides for covering the rotor
Partial flange part inwardly, the hoist engine is also equipped with to be consolidated what the end sides of the flange part inwardly and the rotor were fixed
Surely bolt is used.
Invention effect
According to the hoist engine of the structure and the elevator for the hoist engine for having the structure, the rope of hoist engine can be reduced
The thickness of wheel.
It should be noted that project other than the above, structure and effect given by the explanation of the following embodiments and the accompanying drawings it is bright
Really.
Detailed description of the invention
Fig. 1 is the partial sectional view for showing the structural example of the hoist engine of elevator of one embodiment of the present invention.
Fig. 2 is the main portion sectional view of the hoist engine of one embodiment of the present invention.
Fig. 3 is the main view of the rotor of one embodiment of the present invention.
Fig. 4 is the rope sheave of one embodiment of the present invention and the major part enlarged cross-sectional view of rotor.
Fig. 5 is the synoptic diagram using elevator of the invention.
Description of symbols:
1 hoist engine；
2 pedestals；
3 main shafts；
4 frames；
5 rotors；
6 rope sheaves；
7 pedestals；
10 annular recessed portions；
11 boss portions；
12 abutment walls；
13 axis holes；
14 bearings；
15 fixing pieces；
20 brake discs；
21 revolving parts；
22 cylindrical walls；
23 embedded parts；
24 ends；
25 end sides；
26 periphery wall surfaces；
28 wall thickness；
29 bolts hole；
30 fixed-use bolts；
31 flange parts inwardly；
32 inner walls；
33 other end sides；
34 through holes；
40 axis holes；
41 bearings；
42 elevators；
43 lift cars；
44 balance weights；
45 hoist cables；
46 liftways；
47 Machine Rooms.
Specific embodiment
Hereinafter, being illustrated using attached drawing to embodiment.
[embodiment]
Hereinafter, being illustrated referring to figs. 1 to Fig. 5 to the mode of hoist engine for carrying out the present invention and elevator.It needs
Illustrate, identical appended drawing reference is marked to same or similar structure in the various figures and the repetitive description thereof will be omitted.
Fig. 5 is the synoptic diagram using elevator of the invention.
The elevator 42 of Fig. 5 includes: the lift car 43 gone up and down in the liftway 46 of building；One end and elevator car
The hoist cable 45 that compartment 43 connects；The balance weight 44 being connect with the other end of hoist cable 45；And it is set to Machine Room 47 and rolls and hang
The hoist engine 1 of rope 45.
Fig. 1 is the partial sectional view for showing the structural example of the hoist engine of elevator of one embodiment of the present invention.
The elevator 42 of present embodiment has hoist engine 1, by hoist cable (not shown) volume 45 that will hang around the hoist engine 1
Rise or rewind, thus carried out in liftway 46 lifting body (not shown), i.e. lift car 43 and balance weight 44 rising or
Decline.
Hoist engine 1, which includes, is fixed on the pedestal 2 configured in Machine Room 47 and the frame supported to one end of main shaft 3
Frame 4；The rotor 5 rotated freely relative to frame 4 is installed into via main shaft 3；It is fixed on rotor 5 and around the rope for hanging hoist cable 45
Wheel 6；And the pedestal 7 for being fixed on pedestal 2 and the other end of main shaft 3 being supported.
It is formed with annular recessed portion 10 in the front-surface side of frame 4, in the remaining boss portion 11 in center of the annular recessed portion 10
Front end prominent be formed with cylindric abutment wall 12.In the shaft core position of the abutment wall 12 and boss portion 11 to run through frame 4
Mode be formed with axis hole 13, via the bearing 14 for being embedded in the axis hole 13 by the bearing of one end of main shaft 3 can to rotate.Separately
Outside, the fixing piece 15 of motor is installed in the periphery wall inner surface of annular recessed portion 10.Fixing piece 15 has winding, and by logical
Electricity and change magnetic field continuously.
Rotor 5 is whole to be coaxially disposed in substantially circular plate shape, axle center part and main shaft 3, and outer peripheral edge portion constitutes disc type brake
The brake disc 20 of device.Moreover, the one side in rotor 5 is extended the revolving part 21 for having the motor rotated together with rotor 5.
Revolving part 21 is made of fixed permanent magnet on the cylindrical wall 22 being integrally formed with rotor 5, and the magnetic action of the permanent magnet faces
To radial outside.Moreover, the revolving part 21 insertion configures in the annular recessed portion 10 of frame 4, revolving part 21 and fixing piece 15
Magnetic action face is opposed radially across air gap.
Rope sheave 6 is fixed on rotor 5 by fixed-use bolt 30, is rolled to hoist cable 45 or rewind operation.
The configuration of pedestal 7 is formed with axis hole 40 in a manner of through pedestal 7 in the side opposite with frame side of rotor 5, passes through
It is that can rotate by the bearing of main shaft 3 by being embedded in the bearing 41 of the axis hole 40.
In addition, in general, using pedestal 7 to the brake apparatus (not shown) by clamping 20 brake hoist engine 1 of brake disc
It is supported.
Moreover, in the present embodiment, being had made intensive studies to reduce the thickness of rope sheave 6.Here, to rope
Wheel 6 is illustrated to the mounting structure that rotor 5 is installed.
Fig. 2 is the main portion sectional view of the hoist engine of one embodiment of the present invention.Fig. 3 is an embodiment party of the invention
The main view of the rotor of formula.Fig. 4 is the rope sheave of one embodiment of the present invention and the major part enlarged cross-sectional view of rotor.
In the hoist engine 1 of present embodiment, make the width dimensions L1 of the embedded part 23 of rotor 5 (from the end side of rotor 5
The length dimension of periphery wall surface 26 is arrived in face 25) it is shorter than the width dimensions L2 of rope sheave 6, and in one end of rope sheave 6, it is provided with along master
3 direction of axis extends and covers at least part of flange part 31 inwardly of the end sides 25 of rotor 5.
It, will flange part 31 inwardly in addition, fixed-use bolt 30 is screwed togather through flange part 31 inwardly with the end of rotor 5 24
It is fixed with the end sides 25 of rotor 5.That is, being produced using the end sides 25 of rotor 5 and the inner wall 32 of flange part 31 inwardly
Raw frictional force and rope sheave 6 is fixed on rotor 5.
In this way, fixed-use bolt 30 is screwed togather via flange part 31 inwardly with the end of rotor 5 24, rotor 5 is utilized
End sides 25 and frictional force caused by the inner wall 32 of flange part 31 inwardly and rope sheave 6 is fixed on rotor 5, thus use
Fixed-use bolt 30 runs through the whole structure of rope sheave 6 unlike the past, so as to reduce the thickness of rope sheave 6.
In addition, in rope sheave 6, by the length dimension until the inner wall 32 to other end side 33 of flange part 31 inwardly
L3 is set as shorter than the width dimensions L1 of embedded part 23, in the end sides for the inner wall 32 and rotor 5 for making flange part 31 inwardly
When 25 abutting, as shown in figure 4, a little as being generated between the other end side 33 of rope sheave 6 and the periphery wall surface 26 of rotor 5
The structure of gap L 4.
This is to reliably make the inner wall of flange part 31 inwardly when rope sheave 6 to be embedded in the embedded part 23 of rotor 5
Face 32 is close to the end sides 25 of rotor 5, by the fastening of fixed-use bolt 30, rotor 5 end sides 25 with inwardly
Frictional force as defined in being generated between the inner wall 32 of flange part 31.
Rotor 5 is provided with rib 27, as shown in figure 3, the side in rib 27 root (end sides 25 of rotor 5 this
Side) it is provided with wall thickness 28, it is that wall thickness 28 is equipped with the bolt hole 29 screwed togather for fixed-use bolt 30 on the axis of rib 27.
In this way, by using wall thickness 28 is arranged in the root of rib 27 and wears the configuration of bolt hole 29 in wall thickness 28,
It can relatively easily ensure the rigidity of bolt hole 29.
In flange part 31 inwardly of rope sheave 6, it is equipped with opposed with bolt hole 29 and for the perforative perforation of fixed-use bolt 30
Hole 34.
As described above, hoist engine and elevator according to the present embodiment, by the embedded part 23 for making rotor 5
Width dimensions L1 it is shorter than the width dimensions L2 of rope sheave 6, also, one end of rope sheave 6 be provided with along 3 direction of main shaft extend court
Convex edge 31, and fixed-use bolt 30 is screwed togather through flange part 31 inwardly with the end sides of rotor 5 25, utilizes rotor 5
End sides 25 and frictional force caused by the inner wall 32 of flange part 31 inwardly and rope sheave 6 is fixed on rotor 5, thus adopt
With fixed-use bolt 30 unlike the past through the whole structure of rope sheave 6, thereby, it is possible to reduce the thickness of rope sheave 6,
Realize the lighting of rope sheave 6.
In addition, in rope sheave 6, by by the length until the inner wall 32 to other end side 33 of flange part 31 inwardly
Size L3 is set as shorter than the width dimensions L1 of embedded part 23, thus when rope sheave 6 to be embedded in the embedded part 23 of rotor 5, it can
It is close to the inner wall 32 of flange part 31 inwardly with the end sides 25 of rotor 5 by ground, by the fastening of fixed-use bolt 30, makes
Frictional force as defined in generating between the inner wall 32 of the end sides 25 of rotor 5 and inwardly flange part 31, can be secured by rope sheave 6
Ground is fixed on rotor 5.
More than, about the embodiment of hoist engine and elevator of the invention, said inside comprising its function and effect
It is bright.However, hoist engine and elevator of the invention is not limited to embodiment above-mentioned, do not departing from documented by technical solution
It can be subject to various modifications in the range of the technical idea of invention to implement.
Claims (5)
1. a kind of hoist engine, has:
Frame；
Main shaft is rotatably freely supported on the frame；
Rotor is fixed on the main shaft；And
Rope sheave is fixed on the rotor and for hoist cable around extension,
It is characterized in that,
The rope sheave has at least part of flange part inwardly for the end sides for covering the rotor,
The hoist engine is also equipped with the fixed-use bolt that the end sides of the flange part inwardly and the rotor are fixed.
2. hoist engine according to claim 1, which is characterized in that
The length dimension ratio until the inner wall to other end side of the flange part inwardly of the rope sheave is from the rotor
End sides to the periphery wall surface of the rotor until width dimensions it is short.
3. hoist engine according to claim 1, which is characterized in that
The flange part inwardly, which has, supplies the perforative through hole of the fixed-use bolt.
4. hoist engine according to claim 1, which is characterized in that
The rotor is also equipped with rib,
The rib has wall thickness in the end side surface side of the rotor,
The wall thickness has the bolt hole screwed togather for the fixed-use bolt.
5. a kind of elevator, comprising:
Lift car is gone up and down in liftway；
Hoist cable, one end are connect with the lift car；And
Hoist engine rolls the hoist cable,
The hoist engine includes
Frame；
Main shaft is rotatably freely supported on the frame；
Rotor is fixed on the main shaft；And
Rope sheave is fixed on the rotor and for the hoist cable around extension,
It is characterized in that,
The rope sheave has at least part of flange part inwardly for the end sides for covering the rotor,
The hoist engine is also equipped with the fixed-use bolt that the end sides of the flange part inwardly and the rotor are fixed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-126886 | 2017-06-29 | ||
| JP2017126886A JP2019011140A (en) | 2017-06-29 | 2017-06-29 | Hoist and elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109205443A true CN109205443A (en) | 2019-01-15 |
| CN109205443B CN109205443B (en) | 2020-11-10 |
Family
ID=64991020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810476808.5A Expired - Fee Related CN109205443B (en) | 2017-06-29 | 2018-05-17 | Hoist and elevator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2019011140A (en) |
| CN (1) | CN109205443B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7098036B1 (en) * | 2021-10-18 | 2022-07-08 | 三菱電機株式会社 | Elevator hoist |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1419519A (en) * | 2001-02-13 | 2003-05-21 | 三菱电机株式会社 | Drive sheave of elevator |
| CN1926052A (en) * | 2004-12-15 | 2007-03-07 | 三菱电机株式会社 | Traction machine for elevator |
| CN1984833A (en) * | 2005-05-30 | 2007-06-20 | 三菱电机株式会社 | Elevator hoist |
| JP2009286548A (en) * | 2008-05-28 | 2009-12-10 | Mitsubishi Electric Corp | Elevator hoist |
| CN105293334A (en) * | 2014-06-17 | 2016-02-03 | 三菱电机株式会社 | Rotating body |
| CN106458522A (en) * | 2014-06-05 | 2017-02-22 | 三菱电机株式会社 | Elevator hoist and method for fastening rope sheave for elevator hoist |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11130365A (en) * | 1997-10-29 | 1999-05-18 | Hitachi Ltd | Elevator device |
| JP4522181B2 (en) * | 2004-07-26 | 2010-08-11 | 三菱電機株式会社 | Elevator hoisting machine |
| JP4550120B2 (en) * | 2008-01-28 | 2010-09-22 | 株式会社日立製作所 | Elevator hoisting machine |
| CN102367142A (en) * | 2011-10-19 | 2012-03-07 | 沈阳博林特电梯股份有限公司 | Inner rotor switch reluctance traction driving device |
| JP6332548B2 (en) * | 2015-03-12 | 2018-05-30 | 三菱電機株式会社 | Sheave |
-
2017
- 2017-06-29 JP JP2017126886A patent/JP2019011140A/en active Pending
-
2018
- 2018-05-17 CN CN201810476808.5A patent/CN109205443B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1419519A (en) * | 2001-02-13 | 2003-05-21 | 三菱电机株式会社 | Drive sheave of elevator |
| CN1926052A (en) * | 2004-12-15 | 2007-03-07 | 三菱电机株式会社 | Traction machine for elevator |
| CN1984833A (en) * | 2005-05-30 | 2007-06-20 | 三菱电机株式会社 | Elevator hoist |
| JP2009286548A (en) * | 2008-05-28 | 2009-12-10 | Mitsubishi Electric Corp | Elevator hoist |
| CN106458522A (en) * | 2014-06-05 | 2017-02-22 | 三菱电机株式会社 | Elevator hoist and method for fastening rope sheave for elevator hoist |
| CN105293334A (en) * | 2014-06-17 | 2016-02-03 | 三菱电机株式会社 | Rotating body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109205443B (en) | 2020-11-10 |
| JP2019011140A (en) | 2019-01-24 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |