CN101489904A - Hoisting machine of elevator - Google Patents
Hoisting machine of elevator Download PDFInfo
- Publication number
- CN101489904A CN101489904A CNA2007800262411A CN200780026241A CN101489904A CN 101489904 A CN101489904 A CN 101489904A CN A2007800262411 A CNA2007800262411 A CN A2007800262411A CN 200780026241 A CN200780026241 A CN 200780026241A CN 101489904 A CN101489904 A CN 101489904A
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- CN
- China
- Prior art keywords
- brake
- electrical motor
- winch
- braking
- elevator
- 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.)
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Classifications
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- 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, carry out lifting 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, solution has for example been proposed in patent documentation 1 and 2, in this solution, the deceleration cabinet that winch had of subsidiary reductor is arranged to symmetry or left-right symmetric up and down, thereby make identical reductor can adopt two kinds of methods to set up, promptly from the hoist trunk front, 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 not need to use reductor.And, in the existing synchronous motor of this kind, be not electrical motor to be arranged on the left side also be arranged on this problem of right side and make special consideration not at seeing from the hoist trunk front, but by using difform winch to 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 does not need equipment changed and 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, described rope sheave is arranged on a side of the output shaft of described electrical motor, described drg is arranged on the opposite side of the output shaft of described electrical motor, described Winch for elevator is characterised in that, described drg has: brake wheel, and this brake wheel is connected with the opposite side of the output shaft of described 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 described 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 described brake plate by being pressed on the described brake wheel; And the unit is removed in braking, this braking is removed the unit and is connected with described braking wrist respectively, drive described braking wrist by the spring force that overcomes described retarding spring, make the elongation in the same direction respectively of a pair of described braking wrist, form the projecting plane that is roughly the L font by described electrical motor and described braking wrist, prolonging direction along described braking wrist is arranged side by side described braking releasing unit and described electrical motor simultaneously, and set the height dimension of described drg for less than described electrical motor height dimension, described electrical motor and described drg can serve as that the axle upset is provided with the output shaft of described electrical motor.
By 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, described braking wrist, described retarding spring and described braking are removed the unit by the stent support that is fixed on the described electrical motor, and described electrical motor, described rope sheave and described drg are configured to integrative-structure.
Become easy by 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 by 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 by 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, the lifting body that machine room-less elevator has lifting in the hoist trunk 1 in building is lift car 2 and counterbalanced weight 3; 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, as shown in Figures 1 to 4, the Winch for elevator 5 of present embodiment has the electrical motor 6 of cylindric or flat column, the output shaft 7 that rotatably supports by load-carrying element 6a in a side of this electrical motor 6, with these output shaft 7 bonded assembly rope sheaves 8, the output shaft 9 that rotatably supports by load-carrying element 6b 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 by 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 by transom 19a, 19b and braking wrist 16a, the 16b connection is used to overcome retarding spring 18a, and the spring force of 18b drives braking wrist 16a, 16b.
In addition, drg 10 is by brake wheel 14, by pushing braking wrist 16a and 16b that this brake wheel 14 implements to brake, overcoming braking that this pressing force comes brake off and remove unit 20a, 20b and constitute, and braking wrist 16a, 16b and braking are removed unit 20a, 20b and be respectively arranged with two groups.And, unit 20a, 20b are removed in these braking wrist 16a, 16b of two groups 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 by 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 present embodiment is as follows.At glancing impact, use retarding spring 18a, 18b, by 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, because 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 drives braking 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, thereby drive the hoist cable 4 that is wound on the rope sheave 8, make lift car 2 and counterbalanced weight 3 carry out the lifting operation because electrical motor 6 is in rotatable state.
And, as Fig. 1 and shown in Figure 3, the winch 5 of present embodiment is configured to form the projecting plane that is roughly the L font by electrical motor 6 and braking wrist 16a, 16b, simultaneously will brake releasing unit 20a, 20b and electrical motor 6 is arranged side by side along the prolonging direction of braking wrist 16a, 16b, and as Fig. 2 and shown in Figure 4, the height dimension h1 of drg 10 is arranged to height dimension h2 less than electrical motor 6, and 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 by upstand 6c and load-carrying element 6b, thus, the rope sheave 8 formation integrative-structures that are installed in drg 10 and the electrical motor 6 on the 1st support 12 and the 2nd support 13 and are installed in a side of this electrical motor 6.
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, braking wrist 16a, the 16b of this winch 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 by 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 winch 5 need 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, winch 5 is arranged to brake the state that wrist 16a, 16b extend towards right when rope sheave 8 sides are observed as Fig. 3 and shown in Figure 4.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 by 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 present 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, form integrative-structure, can make the transport operation of winch 5 and operation is set to become easy by making electrical motor 6, rope sheave 8 and drg 10.
Claims (2)
1. Winch for elevator, described Winch for elevator has electrical motor, rope sheave and drg, and described rope sheave is arranged on a side of the output shaft of described electrical motor, and described drg is arranged on the opposite side of the output shaft of described electrical motor, described Winch for elevator is characterised in that
Described drg has: brake wheel, and this brake wheel is connected with the opposite side of the output shaft of described 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 described 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 described brake plate by being pressed on the described brake wheel; And braking releasing unit, this braking is removed unit and is connected with described braking wrist respectively, drives described braking wrist by the spring force that overcomes described retarding spring,
Form the projecting plane that is roughly the L font by described electrical motor and described braking wrist, simultaneously described braking releasing unit and described electrical motor are arranged side by side, and set the height dimension of described drg for less than described electrical motor height dimension, described electrical motor and described drg can serve as that the axle upset is provided with the output shaft of described electrical motor.
2. Winch for elevator as claimed in claim 1, it is characterized in that, described braking wrist, described retarding spring and described braking are removed the unit by the stent support that is fixed on the described electrical motor, and described electrical motor, described rope sheave and described drg are configured to integrative-structure.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP248188/2006 | 2006-09-13 | ||
| JP2006248188A JP4993978B2 (en) | 2006-09-13 | 2006-09-13 | Elevator hoisting machine |
| PCT/JP2007/066039 WO2008032527A1 (en) | 2006-09-13 | 2007-08-17 | Hoist for elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101489904A true CN101489904A (en) | 2009-07-22 |
| CN101489904B 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) |
Family Cites Families (5)
| 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 |
| JP2001355659A (en) * | 2000-04-27 | 2001-12-26 | Inventio Ag | Disc brake for elevator driving device |
| CN1589233A (en) * | 2002-09-20 | 2005-03-02 | 三菱电机株式会社 | Winder for lift |
| 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
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008032527A1 (en) | 2008-03-20 |
| JP2008068966A (en) | 2008-03-27 |
| HK1130238A1 (en) | 2009-12-24 |
| JP4993978B2 (en) | 2012-08-08 |
| CN101489904B (en) | 2012-05-09 |
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Granted publication date: 20120509 Termination date: 20160817 |