CN102849582B - Elevator traction sheave - Google Patents
Elevator traction sheave Download PDFInfo
- Publication number
- CN102849582B CN102849582B CN201210267355.8A CN201210267355A CN102849582B CN 102849582 B CN102849582 B CN 102849582B CN 201210267355 A CN201210267355 A CN 201210267355A CN 102849582 B CN102849582 B CN 102849582B
- Authority
- CN
- China
- Prior art keywords
- wheel rim
- grooving
- accessory whorl
- traction sheave
- whorl circle
- 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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- Cage And Drive Apparatuses For Elevators (AREA)
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 equipment, particularly relate to a kind of traction sheave with grooving.
Background technology
The power plant mainly towing machine of elevator, specifically comprises electrical motor, drg, coupler, drop-gear box, traction sheave and frame.Wherein, traction sheave also claims 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 traction wheel rim, be contained on the worm-wheel shaft in retarder.At present, described grooving is set directly at wheel ring outer wall or the accessory whorl ring outer wall that extends of wheel rim one end, once indivedual grooving is damaged, or use reluctantly and affect traction sheave stability, or need to change whole traction sheave, make troubles to normal work, increase cost.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, provide a kind of structure simple, combination flexibility ratio is high, and handling are easy, comformability, good stability, the elevator traction sheave that service life extends.
For achieving the above object, the technical solution used in the present invention is: a kind of elevator traction sheave, comprise annular arrangement wheel rim and be located at the described wheel rim central authorities wheel cylinder coaxial with wheel rim, be connected by annular connecting portion perpendicular to axial direction between described wheel rim with wheel cylinder, one end of described wheel rim is provided with accessory whorl circle, 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 connected.
In a preferred embodiment of the present invention, comprising described rope groove cross-section is further V-arrangement, semicircle or spill.
In a preferred embodiment of the present invention, comprise grooving quantity on described accessory whorl circle further at 1-8 bar.
In a preferred embodiment of the present invention, comprise described accessory whorl circle further and be 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 single accessory whorl circle that described accessory whorl circle comprises multiple split further, each single accessory whorl circle is connected with adjacent single accessory whorl circle respectively, or is directly connected with wheel rim.
In a preferred embodiment of the present invention, comprise further on described each single accessory whorl circle and arrange more than 1 grooving, described grooving is V-arrangement grooving, semicircle grooving or spill grooving, described accessory whorl circle is at least provided with V-arrangement grooving, semicircle grooving, any two groovings in spill grooving.
In a preferred embodiment of the present invention, comprise single accessory whorl circle that described accessory whorl circle comprises three splits further, three single accessory whorl circles are respectively arranged with 3 V-arrangement groovings, 2 semicircle groovings and 2 spill groovings.
In a preferred embodiment of the present invention, the cell wall top comprising at least one grooving described is further provided with the spacing protrusion extended internally.
In a preferred embodiment of the present invention, comprise described connecting portion further and be provided with radial reinforced rib, be often provided with an auxiliary hole between adjacent two reinforced ribs.
The invention solves the defect existed in 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 and be suitable for the band grooving accessory whorl circle of different situations or the accessory whorl circle of damage, under ensureing the prerequisite of the stability that wheel rim is connected with accessory whorl circle, extend the service life of traction sheave entirety simultaneously.The quantity of grooving can be adjusted, accessory whorl circle is also arranged to compound type, be convenient to flexible tricing line groove shape, make the mutual supplement with each other's advantages between different grooving, further spacing protrusion is set at grooving opening part, be conducive to being embedded in the stable of hoist ropes in grooving.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
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.
Detailed description of the invention
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, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1-2, a kind of elevator traction sheave of the present invention, comprise annular arrangement wheel rim 2 and be located at the described wheel rim 2 central authorities wheel cylinder 4 coaxial with wheel rim 2, be connected by annular connecting portion 6 perpendicular to axial direction between described wheel rim 2 with wheel cylinder 4, one end of described wheel rim 2 is provided with the accessory whorl circle 8 that be connected split type with wheel rim 2, and described accessory whorl circle 8 outer wall is circumferentially with the grooving of radial depressions.Described connecting portion 6 is provided with circumferential well-distributed 6 radial reinforced ribs 61, is often provided with an auxiliary hole 62 between adjacent two reinforced ribs 61.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 the tubular fixed part that external diameter is less than described single width wheel rim 8 radius vertically, fixed part 811 external diameter that described single accessory whorl circle 81 extends equals wheel rim 2 internal diameter, fixed part 821 external diameter that single accessory whorl circle 82 extends equals single accessory whorl circle 811 internal diameter, fixed part 831 external diameter that single accessory whorl circle 83 extends equals single accessory whorl circle 82 external diameter, the axial length of described fixed part 811 is less than 1/2nd of wheel rim 2 axial length, 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 diametrically symmetrical longitudinal holes 21, described fixed part 811,821,831 is respectively arranged with two corresponding longitudinal holes, namely on fixed part, each hole size equals described through hole 21, and the distance of center to place fixed part free end is less than or equal to the axial distance of described through hole 21 to described connecting portion 6 respectively.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 respective through hole.Described each single accessory whorl circle 8 is provided with the grooving that multiple axis is arranged side by side, single accessory whorl circle 81 is provided with 3 V-arrangement groovings 11, single accessory whorl circle 82 is provided with 2 semicircle groovings 12, single accessory whorl circle 83 is provided with 2 spill groovings 13.Wherein, the cell wall top of each spill grooving 13 and semicircle grooving 12 is respectively equipped with the spacing protrusion 14 axially extended in grooving groove along wheel rim 2, and the length of described each protrusion 14 is 1/1 to five/6th of place grooving groove width.In the present embodiment, each grooving groove width is identical.
When mounting rim 2 and accessory whorl circle 8, first connecting portion 811 is inserted wheel rim 2 one end, make single accessory whorl circle 81 axially near wheel rim 2, connecting portion 821 inserts connecting portion 811 from single accessory whorl circle 81 one end, 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 one end, make single accessory whorl circle 83 axially near single accessory whorl circle 82, through hole 21 on 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 according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, related personnel in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification sheets, must determine technical scope according to right.
Claims (1)
1. an elevator traction sheave, comprise annular arrangement wheel rim and be located at the described wheel rim central authorities wheel cylinder coaxial with wheel rim, be connected by annular connecting portion perpendicular to axial direction between described wheel rim with wheel cylinder, one end of described wheel rim is provided with accessory whorl circle, 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 connected;
Described rope groove cross-section is V-arrangement, semicircle or spill;
Grooving quantity on described accessory whorl circle is at 1-8 bar;
Described accessory whorl circle comprises single accessory whorl circle of multiple split, and each single accessory whorl circle is connected with adjacent single accessory whorl circle respectively, or is directly connected with wheel rim;
Described each single accessory whorl circle arranges more than 1 grooving, and described grooving is V-arrangement grooving, semicircle grooving or spill grooving, described accessory whorl circle is at least provided with V-arrangement grooving, semicircle grooving, any two groovings in spill grooving.
2. elevator traction sheave according to claim 1, 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.
3. elevator traction sheave according to claim 2, is characterized in that: described accessory whorl circle comprises single accessory whorl circle of three splits, and three single accessory whorl circles have axially been arranged side by side 3 V-arrangement groovings, 2 semicircle groovings and 2 spill groovings respectively.
4. elevator traction sheave according to claim 3, is characterized in that: the cell wall top of at least one grooving described is provided with the spacing protrusion extended internally.
5. elevator traction sheave according to claim 4, is characterized in that: described connecting portion is provided with radial reinforced rib, is often provided with an auxiliary hole between 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 CN102849582A (en) | 2013-01-02 |
| CN102849582B true 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) |
Families Citing this family (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 |
| CN205241011U (en) | 2015-11-05 | 2016-05-18 | 奥的斯电梯公司 | Driving sheave, loose pulley assembly who has it and elevator |
Citations (5)
| 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 |
| 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 |
Family Cites Families (1)
| 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 |
-
2012
- 2012-07-31 CN CN201210267355.8A patent/CN102849582B/en not_active Expired - Fee Related
Patent Citations (5)
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102849582A (en) | 2013-01-02 |
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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 |