CN102849582A - Elevator traction sheave - Google Patents
Elevator traction sheave Download PDFInfo
- Publication number
- CN102849582A CN102849582A CN2012102673558A CN201210267355A CN102849582A CN 102849582 A CN102849582 A CN 102849582A CN 2012102673558 A CN2012102673558 A CN 2012102673558A CN 201210267355 A CN201210267355 A CN 201210267355A CN 102849582 A CN102849582 A CN 102849582A
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- China
- Prior art keywords
- wheel rim
- grooving
- accessory whorl
- traction sheave
- elevator traction
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- 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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Abstract
The invention relates to an elevator traction sheave. The elevator traction sheave comprises a circular ring shaped wheel rim and a wheel cylinder arranged at the center of the wheel rim and coaxial with the wheel rim, wherein the wheel rim is connected with the wheel cylinder through an annular connecting portion perpendicular to the axial direction. One end of the wheel rim is provided with an auxiliary wheel rim, and the periphery of an outer wall of the auxiliary wheel rim is provided with radial sunken rope grooves. The elevator traction sheave is characterized in that the auxiliary wheel rim and the wheel rim are split and connected through threads. The elevator traction sheave is provided with the auxiliary wheel rim and the wheel rim which are combined in a split mode, facilitates replacement the auxiliary wheel rim with the rope grooves or a damaged auxiliary wheel rim suitable for different conditions, and prolongs the overall service life of the traction sheave while ensuring the connecting stability of the wheel rim and the auxiliary wheel rim. The number of the rope grooves can be adjusted, and the auxiliary wheel rim can be set to be combined type, so that the flexible control of shapes of the rope grooves is facilitated, and the advantages of different rope grooves are complemented. Limiting protrusions are further arranged at the opening positions of the rope grooves, thereby facilitating the stability of traction ropes in the rope grooves.
Description
Technical field
The present invention relates to the traction sheave in a kind of elevator power plant, relate in particular to a kind of traction sheave with grooving.
Background technology
The power plant of elevator mainly is towing machine, specifically comprises electrical motor, drg, coupler, drop-gear box, traction sheave and frame.Wherein, traction sheave also claims the traction rope sheave or drives rope sheave, is the device that elevator transmits traction power, utilizes the friction force transferring power of grooving on traction steel-cable and the traction wheel rim, is contained on the worm-wheel shaft in the retarder.At present, described grooving is set directly at wheel ring outer wall or the extended accessory whorl ring outer wall of wheel rim one end, in case indivedual grooving is damaged, perhaps using reluctantly affects traction sheave stability, perhaps need to change whole traction sheave, make troubles to normal operation, increase cost.
Summary of the invention
The present invention has overcome the deficiencies in the prior art, provides a kind of simple in structure, and the combination flexibility ratio is high, and loading and unloading are easy, comformability, good stability, the elevator traction sheave that prolong service life.
For achieving the above object, the technical solution used in the present invention is: a kind of elevator traction sheave, comprise the annular arrangement wheel rim and be located at the described wheel rim central authorities wheel cylinder coaxial with wheel rim, described wheel rim is linked to each other by annular connecting portion perpendicular to axial direction with taking turns between cylinder, one end of described wheel rim is provided with the accessory whorl circle, the accessory whorl ring outer wall is circumferentially with the grooving of radial depressions, it is characterized in that: described accessory whorl circle and wheel rim are split type, are threaded connection continuous.
In a preferred embodiment of the present invention, comprise that further described grooving cross section is V-arrangement, semicircle or spill.
In a preferred embodiment of the present invention, comprise that further grooving quantity on the described accessory whorl circle is at the 1-8 bar.
In a preferred embodiment of the present invention, comprise that further described accessory whorl circle is provided with at least 1 V-arrangement grooving, at least 1 semicircle grooving and at least 1 spill grooving.
In a preferred embodiment of the present invention, comprise that further described accessory whorl circle comprises single accessory whorl circle of a plurality of splits, each single accessory whorl circle links to each other with adjacent single accessory whorl circle respectively, or directly links to each other with wheel rim.
In a preferred embodiment of the present invention, further comprise on described each single accessory whorl circle 1 above grooving is set, described grooving is the V-arrangement grooving, semicircle grooving or spill grooving, at least be provided with the V-arrangement grooving on the described accessory whorl circle, semicircle grooving, any two groovings in the spill grooving.
In a preferred embodiment of the present invention, comprise that further described accessory whorl circle comprises single accessory whorl circle of three splits, be respectively arranged with 3 V-arrangement groovings on three single accessory whorl circles, 2 semicircle groovings and 2 spill groovings.
In a preferred embodiment of the present invention, comprise that further the cell wall top of described at least one grooving is provided with the spacing protrusion that extends internally.
In a preferred embodiment of the present invention, comprise that further described connecting portion is provided with reinforced rib radially, be provided with an auxiliary hole between every adjacent two reinforced ribs.
The invention solves the defective that exists in the background technology, elevator traction sheave of the present invention is provided with wheel rim and the accessory whorl circle of separate assembling, be convenient for changing the accessory whorl circle with grooving accessory whorl circle or damage of applicable different situations, guarantee simultaneously the service life of prolongation traction sheave integral body under the prerequisite of the stability that wheel rim is connected with the accessory whorl circle.Can adjust the quantity of grooving, the accessory whorl circle also is arranged to compound type, be convenient to flexible tricing line groove shape, make the mutual supplement with each other's advantages between different groovings, further at the grooving opening part spacing protrusion is set, be conducive to be embedded in the stable of hoist ropes in the grooving.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the birds-eye view of the preferred embodiments of the present invention;
Fig. 2 is the lateral plan of the preferred embodiments of the present invention.
The specific embodiment
The present invention is further detailed explanation in conjunction with the accompanying drawings and embodiments now, and these accompanying drawings are the schematic diagram of simplification, basic structure of the present invention only is described in a schematic way, so it only shows the formation relevant with the present invention.
Shown in Fig. 1-2, a kind of elevator traction sheave of the present invention, comprise annular arrangement wheel rim 2 and be located at the coaxial wheel cylinder 4 of described wheel rim 2 central authorities and wheel rim 2,4 in described wheel rim 2 and wheel cylinder are linked to each other by annular connecting portion 6 perpendicular to axial direction, one end of described wheel rim 2 is provided with and the wheel rim 2 split type accessory whorl circles 8 that are connected, and described accessory whorl circle 8 outer walls are circumferentially with the grooving of radial depressions.Described connecting portion 6 is provided with 6 radial reinforced ribs 61 of circumferential well-distributed, and every 61 of adjacent two reinforced ribs are provided with an auxiliary hole 62.Described accessory whorl circle 8 comprises single accessory whorl circle of 3 splits, be respectively single accessory whorl circle 81, single accessory whorl circle 82, single accessory whorl circle 83, one end of each single accessory whorl circle 8 extends external diameter vertically less than the tubular fixed part of described single width wheel rim 8 radiuses, described single accessory whorl circle 81 extended fixed part 811 external diameters equal wheel rim 2 internal diameters, single accessory whorl circle 82 extended fixed part 821 external diameters equal single accessory whorl circle 811 internal diameters, single accessory whorl circle 83 extended fixed part 831 external diameters equal single accessory whorl circle 82 external diameters, and the axial length of described fixed part 811 is less than 1/2nd of wheel rim 2 axial lengths; The axial length that the axial length of fixed part 821 equals fixed part 811 adds the length of single accessory whorl circle 81; The length that the axial length that the axial length of described fixed part 831 equals fixed part 821 adds single accessory whorl circle 82 adds the length sum of single width wheel rim 81.Described wheel rim 2 is provided with two longitudinal holes 21 along the diametric(al) symmetry, be respectively arranged with two corresponding longitudinal holes on the described fixed part 811,821,831, be that each hole size equals described through hole 21 on the fixed part, and center to the place free-ended distance of fixed part is less than or equal to respectively described through hole 21 to the axial distance of described connecting portion 6.The fixed part of described wheel rim 2 and 3 single accessory whorl circles 8 is linked into a whole by screw, nut 10 by through hole separately.Be provided with a plurality of groovings that axially are arranged side by side on described each single accessory whorl circle 8, be provided with 3 V-arrangement groovings 11 on single accessory whorl circle 81, be provided with 2 semicircle groovings 12 on single accessory whorl circle 82, be provided with 2 spill groovings 13 on single accessory whorl circle 83.Wherein, the cell wall top of each spill grooving 13 and semicircle grooving 12 is respectively equipped with the spacing protrusion 14 that axially extends in the grooving groove along wheel rim 2, described each protrude the sixth to five that 14 length is place grooving groove width/one.Each grooving groove width is identical in the present embodiment.
When mounting rim 2 and accessory whorl circle 8, first connecting portion 811 is inserted wheel rim 2 one ends, make single accessory whorl circle 81 axially near wheel rim 2, connecting portion 821 inserts connecting portion 811 from single accessory whorl circle 81 1 ends, make single accessory whorl circle 82 axially near single accessory whorl circle 81, connecting portion 831 inserts connecting portion 821 from single accessory whorl circle 82 1 ends, make single accessory whorl circle 83 axially near single accessory whorl circle 82, through hole 21 on the wheel rim 2 is corresponding with the respective through hole on each connecting portion, and by screw, nut 10 wheel rim 2 and three single accessory whorl circles 81,82,83 is fixed together.
Above foundation desirable embodiment of the present invention is enlightenment, and by above-mentioned description, the related personnel can in the scope that does not depart from this invention technological thought, carry out various change and modification fully.The technical scope of this invention is not limited to the content on the specification sheets, must determine technical scope according to the claim scope.
Claims (9)
1. elevator traction sheave, comprise the annular arrangement wheel rim and be located at the described wheel rim central authorities wheel cylinder coaxial with wheel rim, described wheel rim is linked to each other by annular connecting portion perpendicular to axial direction with taking turns between cylinder, one end of described wheel rim is provided with the accessory whorl circle, the accessory whorl ring outer wall is circumferentially with the grooving of radial depressions, it is characterized in that: described accessory whorl circle and wheel rim are split type, are threaded connection continuous.
2. elevator traction sheave according to claim 1, it is characterized in that: described grooving cross section is V-arrangement, semicircle or spill.
3. elevator traction sheave according to claim 2, it is characterized in that: the grooving quantity on the described accessory whorl circle is at the 1-8 bar.
4. elevator traction sheave according to claim 3, it is characterized in that: described accessory whorl circle is provided with at least 1 V-arrangement grooving, at least 1 semicircle grooving and at least 1 spill grooving.
5. elevator traction sheave according to claim 4, it is characterized in that: described accessory whorl circle comprises single accessory whorl circle of a plurality of splits, each single accessory whorl circle links to each other with adjacent single accessory whorl circle respectively, or directly links to each other with wheel rim.
6. elevator traction sheave according to claim 5, it is characterized in that: on described each single accessory whorl circle 1 above grooving is set, described grooving is the V-arrangement grooving, semicircle grooving or spill grooving, at least be provided with the V-arrangement grooving on the described accessory whorl circle, semicircle grooving, any two groovings in the spill grooving.
7. elevator traction sheave according to claim 6, it is characterized in that: described accessory whorl circle comprises single accessory whorl circle of three splits, is respectively arranged with 3 V-arrangement groovings on three single accessory whorl circles, 2 semicircle groovings and 2 spill groovings.
8. elevator traction sheave according to claim 7, it is characterized in that: the cell wall top of described at least one grooving is provided with the spacing protrusion that extends internally.
9. elevator traction sheave according to claim 8, it is characterized in that: described connecting portion is provided with reinforced rib radially, is provided with an auxiliary hole between every adjacent two reinforced ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267355.8A CN102849582B (en) | 2012-07-31 | 2012-07-31 | Elevator traction sheave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267355.8A CN102849582B (en) | 2012-07-31 | 2012-07-31 | Elevator traction sheave |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102849582A true CN102849582A (en) | 2013-01-02 |
| CN102849582B CN102849582B (en) | 2015-06-10 |
Family
ID=47396637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210267355.8A Expired - Fee Related CN102849582B (en) | 2012-07-31 | 2012-07-31 | Elevator traction sheave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102849582B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104016207A (en) * | 2014-06-16 | 2014-09-03 | 宁波奥力迅电梯部件有限公司 | Elevator rope sheave |
| CN104944249A (en) * | 2014-03-26 | 2015-09-30 | 扬州尼尔工程塑料有限公司 | Novel elevator compensation chain rope sheave |
| US10974930B2 (en) | 2015-11-05 | 2021-04-13 | Otis Elevator Company | Traction sheave, pulley component and elevator having same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0745315B2 (en) * | 1988-08-26 | 1995-05-17 | 三菱電機株式会社 | Hoisting machine |
| CN1419519A (en) * | 2001-02-13 | 2003-05-21 | 三菱电机株式会社 | Drive sheave of elevator |
| CN1709782A (en) * | 2004-06-17 | 2005-12-21 | 株式会社明电舍 | Elevator hoisting machine |
| CN201890691U (en) * | 2010-12-14 | 2011-07-06 | 江南嘉捷电梯股份有限公司 | Elevator rope pulley |
| JP4925104B2 (en) * | 2005-05-30 | 2012-04-25 | 三菱電機株式会社 | Elevator hoisting machine |
| CN202766052U (en) * | 2012-07-31 | 2013-03-06 | 吴江信谊精密五金有限公司 | Elevator traction sheave |
-
2012
- 2012-07-31 CN CN201210267355.8A patent/CN102849582B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0745315B2 (en) * | 1988-08-26 | 1995-05-17 | 三菱電機株式会社 | Hoisting machine |
| CN1419519A (en) * | 2001-02-13 | 2003-05-21 | 三菱电机株式会社 | Drive sheave of elevator |
| CN1709782A (en) * | 2004-06-17 | 2005-12-21 | 株式会社明电舍 | Elevator hoisting machine |
| JP4925104B2 (en) * | 2005-05-30 | 2012-04-25 | 三菱電機株式会社 | Elevator hoisting machine |
| CN201890691U (en) * | 2010-12-14 | 2011-07-06 | 江南嘉捷电梯股份有限公司 | Elevator rope pulley |
| CN202766052U (en) * | 2012-07-31 | 2013-03-06 | 吴江信谊精密五金有限公司 | Elevator traction sheave |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104944249A (en) * | 2014-03-26 | 2015-09-30 | 扬州尼尔工程塑料有限公司 | Novel elevator compensation chain rope sheave |
| CN104016207A (en) * | 2014-06-16 | 2014-09-03 | 宁波奥力迅电梯部件有限公司 | Elevator rope sheave |
| US10974930B2 (en) | 2015-11-05 | 2021-04-13 | Otis Elevator Company | Traction sheave, pulley component and elevator having same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102849582B (en) | 2015-06-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160330 Address after: Jinsheng FENHU Road Development Zone of Wujiang District of Suzhou City, Jiangsu Province, No. 859 215215 Patentee after: Wujiang Huamao Machinery Manufacturing Co.,Ltd. Address before: The town of Longgang Xin tower 215000 Suzhou Road, Jiangsu city of Wujiang Province Patentee before: Wujiang Xinyi Precision Hardware Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20170731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |