CN101489904B - Hoisting machine of elevator - Google Patents
Hoisting machine of elevator Download PDFInfo
- Publication number
- CN101489904B CN101489904B CN2007800262411A CN200780026241A CN101489904B CN 101489904 B CN101489904 B CN 101489904B CN 2007800262411 A CN2007800262411 A CN 2007800262411A CN 200780026241 A CN200780026241 A CN 200780026241A CN 101489904 B CN101489904 B CN 101489904B
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- CN
- China
- Prior art keywords
- brake
- electrical motor
- winch
- braking
- drg
- 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.)
- Expired - Fee Related
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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
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention provides a hoisting machine of an elevator capable of coping with two different directions of installation by the same equipment. The hoist has an electric motor (6), a sheave (8), and a brake (10) arranged in series. The brake (10) has a brake drum (14) coupled with the electric motor (6), brake arms (16a, 16b) rotatably supported and having brake members (15a, 15b) engaging the brake drum (14), brake springs (18a, 18b) for pressing the brake members (15a, 15b) against the brake drum (14), and brake release means (20a, 20b) for driving the brake arms (16a, 16b). A substantially L-shaped projection plane is formed by the electric motor (6) and the brake arms (16a, 16b). The brake release means (20a, 20b) are arranged side by side along the direction of extension of the brake arms (16a, 16b). The height of the brake (10) is set smaller than that of the electric motor (6). The construction enables the electric motor (6) and the brake (10) to be used with them rotated 180 degrees in any direction about the output shaft (9) of the electric motor (6).
Description
Technical field
The present invention relates to a kind of Winch for elevator of using in the place of elevator lifting channel upper narrow of being adapted at.
Background technology
In elevator, go up and down in order to make lifting bodies such as lift car and counterbalanced weight, the hoist cable that is connected on the lifting body is wound on the rope sheave of winch, make elevator have power-handling capability with this.In addition, Winch for elevator need be provided with direction according to the condition change that the place is set of winch.Especially; Winch is arranged on the main flow that machine room-less elevator in the hoist trunk has become elevator in recent years; And in these machine room-less elevators; Because it is limited that the equipment in the hoist trunk is provided with the space, so not only require winch to realize miniaturization, winch also is being restricted aspect the degree of freedom of method to set up simultaneously.
For this reason; For example in patent documentation 1 and 2, propose solution, in this solution, the deceleration cabinet that winch had of subsidiary reductor has been arranged to symmetry or left-right symmetric up and down; Thereby make identical reductor can adopt two kinds of methods to set up; See from the hoist trunk front that promptly this winch can be arranged on the left side, also can be arranged on right side (for example with reference to patent documentation 1,2).
The clear 63-208491 communique of patent documentation 1 Japan's open patent
The special fair 4-78556 communique of patent documentation 2 Japan's patents
Above-mentioned existing Winch for elevator is the winch of subsidiary reductor; But; In recent years, use rare earth element magnet to become the main flow of electrical motor as the synchronous motor of rotor, and in this kind synchronous motor; Owing to can under low speed, realize high torque (HT), therefore need not use reductor.And, in the existing synchronous motor of this kind, be not directed against and see it is also to be arranged on this problem of right side on the left of electrical motor is arranged on to make special consideration from the hoist trunk front, but through using difform winch solve problem.
Summary of the invention
The present invention makes in view of existing practical problems in the above-mentioned prior art, the object of the present invention is to provide a kind of Winch for elevator, and this winch need not changed equipment just can be arranged on 2 different directions that are provided with.
To achieve these goals; The related Winch for elevator in the 1st aspect of the present invention has electrical motor, rope sheave and drg; Said rope sheave is arranged on a side of the output shaft of said electrical motor, and said drg is arranged on the opposite side of the output shaft of said electrical motor, and said Winch for elevator is characterised in that; Said drg has: brake wheel, and this brake wheel is connected with the opposite side of the output shaft of said electrical motor; A pair of braking wrist, this is configured to clamp this brake wheel to the braking wrist, and this is rotatably supported to the braking wrist, and has the brake plate that can connect with said brake wheel in a side respectively; Retarding spring, this retarding spring is installed the opposite side of above-mentioned braking wrist respectively, is used for said brake plate by being pressed on the said brake wheel; And the unit is removed in braking; This braking is removed the unit and is connected with said braking wrist respectively; Drive said braking wrist through the spring force that overcomes said retarding spring; Make the elongation in the same direction respectively of a pair of said braking wrist; Form the projecting plane that is roughly the L font by said electrical motor and said braking wrist; Simultaneously the unit is removed in said braking and said electrical motor is arranged side by side along the prolonging direction of said braking wrist, and the height dimension of said drg set at said drg be installed under the state of said electrical motor less than the height dimension of said electrical motor, said electrical motor and said drg can serve as that the axle upset is provided with the output shaft of said electrical motor.
Through the related Winch for elevator in the 1st aspect of the present invention being configured to form the projecting plane that is roughly the L font by electrical motor and braking wrist; Simultaneously will brake the releasing unit and electrical motor is arranged side by side along the prolonging direction of braking wrist; And set the height dimension of drg for height dimension, make that electrical motor and drg can serve as that axle is provided with use at the output shaft with electrical motor under the situation of any direction Rotate 180 degree less than electrical motor.Thus, winch of the present invention is adopting under the situation of identical device topology, both can use seeing that from the hoist trunk front winch is arranged on the elevator in left side, also can use seeing that from the hoist trunk front winch is arranged on the elevator on right side.
In addition; The related Winch for elevator in the 2nd aspect of the present invention is characterised in that; Said braking wrist, said retarding spring and said braking are removed the unit by the stent support that is fixed on the said electrical motor, and said electrical motor, said rope sheave and said drg are configured to integrative-structure.
Become easy through the related Winch for elevator in the 2nd aspect of the present invention being configured to make electrical motor, rope sheave and drg constitute integrative-structure, can making the transport operation of winch and operation is set through support.
The invention effect
According to the present invention, owing to can under the situation that adopts identical device topology, be arranged on 2 different being provided with on the direction, therefore can realize the normalisation of winch equipment, thus can cost-cutting.
In addition, constitute integrative-structure, can make the transport operation of winch and operation is set to become easy through making electrical motor, rope sheave and drg.
Description of drawings
Fig. 1 is the birds-eye view of expression Winch for elevator one embodiment involved in the present invention.
Fig. 2 is the front view of winch shown in Figure 1.
Fig. 3 is the birds-eye view towards the winch of different directions setting.
Fig. 4 is the front view of winch shown in Figure 3.
Fig. 5 is the structural representation that is provided with the elevator of winch.
Nomenclature
1 hoist trunk
The 1a crossbeam
The 1b pedestal
2 lift cars
3 counterbalanceds weight
4 hoist cables
5 winchs
6 electrical motors
6a, 6b load-carrying element
The 6c upstand
7 output shafts
8 rope sheaves
9 output shafts
10 drgs
11 rotation detectors
12 the 1st supports
13 the 2nd supports
14 brake wheels
15a, 15b brake plate
16a, 16b brake wrist
17a, 17b rod member
18a, 18b retarding spring
19a, 19b transom
The unit is removed in 20a, 20b braking
21 bolts hole
22 bolts
23 lifting eye bolt
The specific embodiment
Followingly describe with reference to the embodiment of accompanying drawing to Winch for elevator involved in the present invention.
Fig. 1 is the birds-eye view of expression Winch for elevator one embodiment involved in the present invention; Fig. 2 is the front view of winch shown in Figure 1; Fig. 3 is the birds-eye view towards the winch of different directions setting; Fig. 4 is the front view of winch shown in Figure 3, and Fig. 5 is the structural representation that is provided with the elevator of winch.
In the ordinary course of things, as shown in Figure 5, it is lift car 2 and counterbalanced weight 3 that machine room-less elevator has the lifting body that goes up and down in the hoist trunk 1 in building; Two ends are fixed on the crossbeam 1a that is suspended in hoist trunk 1 top, and connect the hoist cable 4 of lift car 2 and counterbalanced weight 3 at centre portion; And be arranged on the winch that is wound with hoist cable 45 on the crossbeam 1a.
And; Extremely shown in Figure 4 like Fig. 1; The output shaft 7 that the Winch for elevator 5 of this embodiment has the electrical motor 6 of cylindric or flat column, rotatably supported by load-carrying element 6a in a side of this electrical motor 6, the output shaft 9 that rotatably supports by load-carrying element 6b with this output shaft 7 bonded assembly rope sheaves 8, at the opposite side of electrical motor 6, be arranged on the drg 10 of electrical motor 6 output shafts 9 sides and be installed in the rotation detector 11 that being used on the output shaft 9 control the rotation of electrical motor 6; Wherein, electrical motor 6, rope sheave 8, electrical motor 10 and rotation detector 11 are configured to row.
In addition, it is integrally formed to be provided with the 1st support 12 and the 2nd support 13, the 1 supports 12 and load-carrying element 6b in the electrical motor 6, and the 2nd support 13 is installed on the upstand 6c that is erected to be arranged on the load-carrying element 6b.
And drg 10 has: brake wheel 14, and this brake wheel is connected with the output shaft 9 of the opposite side of electrical motor 6; A pair of braking wrist 16a, 16b, this to the braking wrist be configured to clamp this brake wheel 14, this to the braking wrist rotatably supported, and respectively a side have can with brake wheel 14 contacted brake plate 15a, 15b; Retarding spring 18a, 18b, this retarding spring are fixed on the 2nd support 13, and respectively through rod member 17a, 17b is installed in braking wrist 16a, and the opposite side of 16b is used for brake plate 16a, and 16b is by being pressed on the brake wheel 14; And braking releasing unit 20a, 20b, this braking is removed unit and is fixed on the 1st support 12, and respectively through transom 19a, 19b and braking wrist 16a, the 16b connection is used to overcome retarding spring 18a, and the spring force of 18b comes drive brake wrist 16a, 16b.
In addition; Drg 10 is by brake wheel 14, through pushing braking wrist 16a and 16b that this brake wheel 14 implements to brake, overcome that unit 20a is removed in the braking that this pressing force comes brake off, 20b constitutes, braking wrist 16a, 16b and unit 20a is removed in braking, 20b is respectively arranged with two groups.And; Unit 20a, 20b are removed in these braking wrist 16a of two groups, 16b and braking, and to be configured to each group be that Fig. 2 and horizontal direction line shown in Figure 4 are up and down and are provided with symmetrically with respect to the straight line at the axle center through brake wheel 14; Thus; No matter winch 5 is towards the top or towards the below, all can not impact its action.
And, be provided with a plurality of bolts hole 21 at the pros and cons of load-carrying element 6a, 6b, utilize these bolts hole 21, use bolt 22 that winch 5 is fixed on the pedestal 1b, a plurality of lifting eye bolt 23 of the winch 5 that is used to sling also are installed simultaneously.
The action of the winch 5 of this embodiment is following.At glancing impact, use retarding spring 18a, 18b, through braking wrist 16a, 16b with brake plate 15a, 15b by forming braking mode on the brake surface that is pressed in brake wheel 14.That is, owing to electrical motor 6 and rope sheave 8 do not rotate, so winch 5 is in halted state.On the other hand, when brake off, make braking remove the not shown electromagnetism winding energising of unit 20a, 20b; Overcome retarding spring 18a thus, the spring force of 18b comes drive brake wrist 16a, 16b; Make brake plate 15a, 15b leave the brake surface 5a of brake wheel 14, thus brake off.That is,, therefore, make electrical motor 6 energisings drive winch 5, be wound on the hoist cable 4 on the rope sheave 8, make the operation of going up and down of lift car 2 and counterbalanced weight 3 thereby drive because electrical motor 6 is in rotatable state.
And; Like Fig. 1 and shown in Figure 3; The winch 5 of this embodiment is configured to form the projecting plane that is roughly the L font by electrical motor 6 and braking wrist 16a, 16b; To brake releasing unit 20a, 20b and electrical motor 6 along the prolonging direction of braking wrist 16a, 16b simultaneously is arranged side by side; And like Fig. 2 and shown in Figure 4, the height dimension h1 of drg 10 is arranged to the height dimension h2 less than electrical motor 6, can make electrical motor 6 and drg 10 thus serves as that axle is provided with use under the situation of any direction Rotate 180 degree at the output shaft 9 with electrical motor 6.In addition; The 1st support 12 forms as one with load-carrying element 6b; And the 2nd support 13 is set to one through upstand 6c and load-carrying element 6b; Thus, the rope sheave 8 that is installed in drg 10 and the electrical motor 6 on the 1st support 12 and the 2nd support 13 and is installed in a side of this electrical motor 6 is integrally formed structure.
Winch 5 among Fig. 1 and Fig. 2 is arranged on the left side, from the top view winch 5 of hoist trunk 1, just when rope sheave 8 sides are observed winch 5, the braking wrist 16a of this winch, 16b towards left to extension.That is, winch 5 is fixed on the pedestal 1b, makes braking wrist 16b be positioned at the below, make braking wrist 16a be positioned at the top through bolt 22.At this moment, because the height dimension h1 of drg 10 is less than the height dimension h2 of electrical motor 6, when being fixed on winch 5 on the pedestal 1b, drg 10 can not produce interference.On the other hand; Because of the structure of hoist trunk 1 and and other equipment between relation etc.; And need winch 5 be arranged on the right side time; With the output shaft 9 of electrical motor 6 serve as axle with winch 5 from Fig. 1 and state Rotate 180 degree shown in Figure 2, promptly like Fig. 3 and shown in Figure 4, winch 5 is arranged to braking wrist 16a, the right-hand state to extension of 16b court when rope sheave 8 sides are observed.That is, winch 5 is fixed on the pedestal 1b, makes braking wrist 16a be positioned at the below, make braking wrist 16b be positioned at the top through bolt 22.In addition, at this moment, utilize bolt hole 21 will be used to sling a plurality of lifting eye bolt 23 of winch 5 to be installed in load-carrying element 6a, the 6b of braking wrist 16b side.
According to this embodiment,, therefore can realize the normalisation of equipment, cost-cutting owing to can winch be arranged on 2 different directions that are provided with adopting under the situation of identical device topology.In addition, be integrally formed structure, can make the transport operation of winch 5 and operation is set to become easy through making electrical motor 6, rope sheave 8 and drg 10.
Claims (2)
1. Winch for elevator; Said Winch for elevator has electrical motor, rope sheave and drg, and said rope sheave is arranged on a side of the output shaft of said electrical motor, and said drg is arranged on the opposite side of the output shaft of said electrical motor; Said Winch for elevator is characterised in that
Said drg has: brake wheel, and this brake wheel is connected with the opposite side of the output shaft of said electrical motor; A pair of braking wrist, this is configured to clamp this brake wheel to the braking wrist, and this is rotatably supported to the braking wrist, and has the brake plate that can connect with said brake wheel in a side respectively; Retarding spring, this retarding spring is installed on the opposite side of above-mentioned braking wrist respectively, is used for said brake plate by being pressed on the said brake wheel; And braking releasing unit, this braking is removed unit and is connected with said braking wrist respectively, drives said braking wrist through the spring force that overcomes said retarding spring,
Form the projecting plane that is roughly the L font by said electrical motor and said braking wrist; Simultaneously said braking releasing unit and said electrical motor are arranged side by side; And the height dimension of said drg set at said drg be installed under the state of said electrical motor less than the height dimension of said electrical motor, said electrical motor and said drg can serve as that the axle upset is provided with the output shaft of said electrical motor.
2. Winch for elevator as claimed in claim 1; It is characterized in that; Said braking wrist, said retarding spring and said braking are removed the unit by the stent support that is fixed on the said electrical motor, and said electrical motor, said rope sheave and said drg are configured to integrative-structure.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006248188A JP4993978B2 (en) | 2006-09-13 | 2006-09-13 | Elevator hoisting machine |
| JP248188/2006 | 2006-09-13 | ||
| PCT/JP2007/066039 WO2008032527A1 (en) | 2006-09-13 | 2007-08-17 | Hoist for elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101489904A CN101489904A (en) | 2009-07-22 |
| CN101489904B true CN101489904B (en) | 2012-05-09 |
Family
ID=39183593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800262411A Expired - Fee Related CN101489904B (en) | 2006-09-13 | 2007-08-17 | Hoisting machine of elevator |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4993978B2 (en) |
| CN (1) | CN101489904B (en) |
| HK (1) | HK1130238A1 (en) |
| WO (1) | WO2008032527A1 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320553A (en) * | 2000-04-27 | 2001-11-07 | 因温特奥股份公司 | Disk brake for elevator drive mechanism |
| CN1589233A (en) * | 2002-09-20 | 2005-03-02 | 三菱电机株式会社 | Winder for lift |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63208491A (en) * | 1987-02-25 | 1988-08-29 | 株式会社日立製作所 | Elevator winding machine |
| JP3599616B2 (en) * | 1999-10-15 | 2004-12-08 | 株式会社日立製作所 | Electric motor for hoist |
| JP4078556B2 (en) * | 2004-03-18 | 2008-04-23 | 日本電気株式会社 | Portable device |
-
2006
- 2006-09-13 JP JP2006248188A patent/JP4993978B2/en not_active Expired - Fee Related
-
2007
- 2007-08-17 WO PCT/JP2007/066039 patent/WO2008032527A1/en active Application Filing
- 2007-08-17 CN CN2007800262411A patent/CN101489904B/en not_active Expired - Fee Related
-
2009
- 2009-10-02 HK HK09109121.4A patent/HK1130238A1/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320553A (en) * | 2000-04-27 | 2001-11-07 | 因温特奥股份公司 | Disk brake for elevator drive mechanism |
| CN1589233A (en) * | 2002-09-20 | 2005-03-02 | 三菱电机株式会社 | Winder for lift |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1130238A1 (en) | 2009-12-24 |
| WO2008032527A1 (en) | 2008-03-20 |
| JP4993978B2 (en) | 2012-08-08 |
| JP2008068966A (en) | 2008-03-27 |
| CN101489904A (en) | 2009-07-22 |
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