CN107826946A - Diversion sheave - Google Patents
Diversion sheave Download PDFInfo
- Publication number
- CN107826946A CN107826946A CN201711027882.0A CN201711027882A CN107826946A CN 107826946 A CN107826946 A CN 107826946A CN 201711027882 A CN201711027882 A CN 201711027882A CN 107826946 A CN107826946 A CN 107826946A
- Authority
- CN
- China
- Prior art keywords
- circular
- fixed part
- rope sheave
- inclined walls
- rolling bearing
- 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.)
- Withdrawn
Links
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
- B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/32—Friction members
- F16H55/36—Pulleys
- F16H55/50—Features essential to rope pulleys
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The present invention relates to elevator accessory technical field, specifically disclose a kind of diversion sheave, including rope sheave body and centre bore, rope sheave body is divided into outer edge, connecting portion and fixed part by the direction of outer rim to center, some annular grooves are along the circumferential direction provided with outer edge, annular groove includes circular-arc bottom face and two inclined walls, the open top width that two inclined walls are formed is less than the open top width of circular-arc bottom face, on two inclined walls fixing groove is equipped with close to open-topped position, the bottom of fixing groove is provided with spring, and the free end of spring is provided with rigid ball；The both sides of fixed part are interval with some fixing holes and screwed hole, and the both sides of fixed part are equipped with rolling bearing, and close outer peripheral position is provided with some fix bars being adapted with fixing hole on rolling bearing.The present invention has security higher and rotates the characteristics of flexible.
Description
Technical field
The present invention relates to elevator accessory technical field, more particularly to a kind of diversion sheave.
Background technology
In lift car running, diversion sheave is hung on car top and moved with elevator, and being that elevator is main holds
Weight, draws high part, it directly influences fluency when security and the operation of elevator, specially on the outline of diversion sheave
Multiple grooves arranged side by side are set, and traction steel-cable is fixed in groove as diversion sheave rotates together, but groove is in processing
When be not very deep, while traction steel-cable is again relatively thick, traction steel-cable be easy to when being moved in groove from
Deviate from groove, potential safety hazard be present；Simultaneously diversion sheave be directly anchored on central shaft, rotate on center shaft when
Wait, exist and rotate inflexible problem.
The content of the invention
The present invention is in order to solve the above-mentioned technical problem present in existing diversion sheave, there is provided a kind of security is higher, turns
Move flexible diversion sheave.
Technical scheme：Diversion sheave, including rope sheave body and the centre bore positioned at rope sheave body central position, institute
State rope sheave body and outer edge, connecting portion and fixed part are divided into by the direction of outer rim to center, on the outer edge along the circumferential direction
Some annular grooves are provided with side by side, and the annular groove includes circular-arc bottom face and two inclined walls, the bottom of two inclined walls
While be connected to the top open part of circular-arc bottom face, the incline directions of two inclined walls for the direction from base to top margin to
The centerline dip of circular-arc bottom face, the open top that the open top width that two inclined walls are formed is less than circular-arc bottom face is wide
Spend, the fixing groove that notch tilts down, the bottom of the fixing groove are equipped with close to open-topped position on two inclined walls
Portion is provided with spring, and the free end of the spring is provided with rigid ball, and the notch of the fixing groove is the throat structure of circular arc, described
The necking width of circular arc is less than the external diameter of rigid ball, and the part of the rigid ball is protruding in annular groove；The fixed part
Both sides be interval with some fixing holes and screwed hole, the both sides of the fixed part are equipped with rolling bearing, the rotary shaft
The bearing hole and the position correspondence of centre bore held, the bearing hole of the rolling bearing communicate with centre bore, on the rolling bearing
Some fix bars being adapted with fixing hole are provided with close to outer peripheral position.The present invention is by by rope sheave body outline
It is circular-arc bottom face that groove, which is arranged to bottom, and both sides are the structure of the annular groove of inclined wall so that the shape inside annular groove
Circular arc A/F into bottom is slightly larger than the width of top necking, when traction steel-cable is arranged in annular groove, no
By what's going on, traction steel-cable skids off all without out of annular groove, and security is higher；The present invention passes through recessed in annular
The inclined wall of groove two is provided with fixing groove that is relative, being angled slightly downward close to open-topped position, is set in fixing groove
Spring and rigid ball are put, rigid ball is only partly protruding to ring all the time in the presence of the necking of fixing groove circular arc and spring force
In connected in star, the traction steel-cable progress auxiliary anti-slipping that the rigid ball on two inclined walls can be first pointed in annular groove goes out
Stop, stop of the throat structure at the top of annular groove as ultimate anti-skidding, thoroughly ensure that traction steel-cable can be good
In the annular groove, can never be skidded off in the course of the work out of annular groove, improve the safety of elevator operation
Property；The present invention at the fixed part of the both sides of rope sheave body by being arranged at intervals fixing hole and screwed hole, in rope sheave body both sides
Central hole set rolling bearing, rolling bearing close to centre bore side outer edge set with fixing hole coordinate fixation
Bar so that rolling bearing can be placed on fixed part by fix bar, is then completely fixed in rolling bearing by bolt
In screwed hole on fixed part, then central shaft is located in the bearing hole of rope sheave body both sides rolling bearing, with two rotations
Bearing is as rotation medium so that the rotation of diversion sheave is more flexible, and rotating effect is preferable.
Preferably, the connecting portion is provided with some reinforcements from centre bore to the cylindrical circumferential direction radiation of rope sheave body
Muscle, the top cross-section of the reinforcement is arc surface.By the way that the shape that section is arc surface, rope sheave will be arranged at the top of reinforcement
The reinforcement of body both sides is equipped with so that the intensity of whole rope sheave body is higher.
Preferably, it is equipped with counterbore, rope sheave body two on connecting portion between the rope sheave body both sides adjacent said rib
The counterbore of side is connected.The wall of specific counterbore is arranged to round and smooth arcwall face, and the counterbore of rope sheave body both sides interconnects again,
So that the radiating effect of rope sheave body is also preferable.
Preferably, the reinforcement has a six roots of sensation, the central angle between adjacent said rib is 60 degree.Quantity and angle it is specific
Set so that every reinforcement can be mutually coordinated so that the intensity of whole rope sheave body is preferable.
Preferably, the open top width that described two inclined walls are formed is the open top width of circular-arc bottom face
4/5ths.The open top width that two inclined walls are formed is suitable with the diameter of traction steel-cable, the specific setting of width,
Both enabled traction steel-cable it is suitable be placed and taken out annular groove, in turn ensure that traction steel-cable in the course of the work will not
Deviate from easily out of annular groove, ensure that the safety of work.
Preferably, interval is uniformly provided with four fixing holes and four screwed holes on the fixed part.Four fixing holes and
The staggeredly cooperation of four screwed holes so that rolling bearing can be fixed well at fixed part.
Preferably, the rolling bearing is bolted in the screwed hole on fixed part.
The present invention has the advantages that：
(1) it is circular-arc bottom face to be arranged to bottom by the groove at by rope sheave body outline, and both sides are inclined wall
Annular groove structure so that annular groove be internally formed bottom circular arc A/F be slightly larger than top necking width
Degree, security are higher；
(2) by the setting of fixing groove, spring and rigid ball, rigid ball can be pointed to the traction steel wire in annular groove
Rope, which carries out auxiliary anti-slipping, to be gone out to stop, improves the security of elevator operation；
(3) rolling bearing is set by the central hole in rope sheave body both sides, rolling bearing is close to centre bore side
Outer edge sets the fix bar coordinated with fixing hole, and central shaft is located in the bearing hole of rope sheave body both sides rolling bearing
It is interior so that the rotation of diversion sheave is more flexible, and rotating effect is preferable；
(4) by the way that the shape that section is arc surface will be arranged at the top of reinforcement so that the intensity of whole rope sheave body compared with
It is high；By setting counterbore, the wall of counterbore is arranged to round and smooth arcwall face, and the counterbore of rope sheave body both sides is interconnected, made again
The radiating effect for obtaining rope sheave body is preferable；Circular-arc bottom face is arranged to by the open top width for forming two inclined walls
4/5ths of open top width, both enabled traction steel-cable it is suitable be placed and taken out annular groove, in turn ensure that and drag
Drawing steel wire rope will not deviate from out of annular groove easily in the course of the work, ensure that the safety of work.
Brief description of the drawings
Fig. 1 is the left view perspective view of the present invention；
The structural front view of Fig. 2 present invention；
The structural representation of Fig. 3 rolling bearings of the present invention；
The structural representation of Fig. 4 reinforcements of the present invention；
Enlarged drawing at A in Fig. 5 Fig. 1.
Mark in accompanying drawing for：1- rope sheave bodies, 2- centre bores, 3- outer edges, 4- connecting portions, 5- fixed parts, 6- annulars
Groove, 7- circular-arc bottom faces, 8- inclined walls, 9- fixing grooves, 10- springs, 11- rigid balls, 12- fixing holes, 13- screwed holes, 14-
Rolling bearing, 15- fix bars, 16- reinforcements, 17- counterbores, 18- central shafts, 19- bearing holes.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Diversion sheave as shown in Figure 1, including rope sheave body 1 and the centre bore 2 positioned at rope sheave body central position, rope sheave sheet
Body is divided into outer edge 3, connecting portion 4 and fixed part 5 by the direction of outer rim to center, and 6 are along the circumferential direction provided with side by side on outer edge
Individual annular groove 6, annular groove includes circular-arc bottom face 7 and two inclined walls 8, the base of two inclined walls are connected to
The top open part of circular-arc bottom face, the incline directions of two inclined walls are the direction by base to top margin towards circular-arc bottom face
Centerline dip, the open top width that two inclined walls are formed are less than the open top width of circular-arc bottom face, two inclinations
The fixing groove 9 that notch as shown in Figure 5 tilts down is equipped with close to open-topped position on wall, the bottom of fixing groove is set
There is a spring 10, the free end of spring is provided with rigid ball 11, and the notch of fixing groove is the throat structure of circular arc, the necking of circular arc
Width is less than the external diameter of rigid ball, and the part of rigid ball is protruding in annular groove；The both sides of fixed part are interval with some
Fixing hole 12 and screwed hole 13, the both sides of fixed part are equipped with rolling bearing 14 as shown in Figure 3, the bearing hole of rolling bearing with
The position correspondence of centre bore, the bearing hole 19 of rolling bearing communicate with centre bore, are set on rolling bearing close to outer peripheral position
There are some fix bars 15 being adapted with fixing hole.
Connecting portion is provided with some reinforcements from centre bore to the cylindrical circumferential direction radiation of rope sheave body as shown in Figure 4
16, the top cross-section of reinforcement is arc surface.It is equipped with connecting portion between the adjacent said rib of rope sheave body both sides as shown in Figure 2
Counterbore 17, the counterbore of rope sheave body both sides is connected.Reinforcement has a six roots of sensation, and the central angle between adjacent said rib is 60 degree.Two
The open top width that individual inclined wall is formed is 4/5ths of the open top width of circular-arc bottom face.It is spaced on fixed part equal
It is even to be provided with four fixing holes and four screwed holes.Rolling bearing is bolted in the screwed hole on fixed part.
The present invention operation principle be：
The fix bar 15 of two rolling bearings 14 is correspondingly placed into the fixing hole 12 of the both sides of rope sheave body 1, is passing through spiral shell
Bolt is fixed in the screwed hole 13 on rope sheave body, and central shaft 18 is penetrated in the bearing hole 19 of two rolling bearings, by center
The both ends of axle are fixed on car top, and traction steel-cable is put into annular groove by the open top of annular groove 6, restricted counter
During taking turns work, traction steel-cable rubs in annular groove drives diversion sheave to turn on center shaft by rolling bearing
It is dynamic.
The present invention has the advantages that：(1) being arranged to bottom by the groove at by the outline of rope sheave body 1 is
Circular-arc bottom face 7, both sides are the structure of the annular groove 6 of inclined wall 8 so that have been internally formed the circular arc of bottom in annular groove
A/F is slightly larger than the width of top necking, and security is higher；(2) setting by fixing groove 9, spring 10 and rigid ball 11
Put, the traction steel-cable that rigid ball can be pointed in annular groove, which carries out auxiliary anti-slipping, to be gone out to stop, improves elevator operation
Security；(3) by setting rolling bearing 14 at the centre bore 2 of rope sheave body both sides, rolling bearing is close to centre bore side
Outer edge the fix bar 15 coordinated with fixing hole is set, central shaft 18 is located in the axle of rope sheave body both sides rolling bearing
In bearing bore 19 so that the rotation of diversion sheave is more flexible, and rotating effect is preferable；(4) by the way that the top of reinforcement 16 to be arranged to cut
Face is the shape of arc surface so that the intensity of whole rope sheave body is higher；By setting counterbore 17, the wall of counterbore is arranged to round
Sliding arcwall face, the counterbore of rope sheave body both sides interconnect again so that the radiating effect of rope sheave body is preferable；By by two
The open top width that inclined wall is formed is arranged to 4/5ths of the open top width of circular-arc bottom face, both causes traction steel
Cord can be suitable be placed and taken out annular groove, in turn ensure that traction steel-cable in the course of the work will not easily from annular it is recessed
Deviate from groove, ensure that the safety of work.
Claims (7)
1. diversion sheave, it is characterized in that：Centre bore (2) including rope sheave body (1) and positioned at rope sheave body central position, the rope
Wheel body is divided into outer edge (3), connecting portion (4) and fixed part (5) by the direction of outer rim to center, on the outer edge circumferentially
Direction is provided with some annular grooves (6) side by side, and the annular groove includes circular-arc bottom face (7) and two inclined walls (8), two
The base of inclined wall is connected to the top open part of circular-arc bottom face, the incline directions of two inclined walls be by base to
Towards the centerline dip of circular-arc bottom face, the open top width that two inclined walls are formed is less than circular-arc bottom face in the direction of top margin
Open top width, be equipped with the fixing groove (9) that notch tilts down close to open-topped position on two inclined walls,
The bottom of the fixing groove is provided with spring (10), and the free end of the spring is provided with rigid ball (11), the notch of the fixing groove
For the throat structure of circular arc, the necking width of the circular arc is less than the external diameter of rigid ball, the part protrusion of the rigid ball
To annular groove；The both sides of the fixed part are interval with some fixing holes (12) and screwed hole (13), the fixed part
Both sides be equipped with rolling bearing (14), the bearing hole (19) of the rolling bearing and the position correspondence of centre bore, the rotation
The bearing hole of bearing communicates with centre bore, is adapted on the rolling bearing close to outer peripheral position provided with some with fixing hole
Fix bar (15).
2. diversion sheave according to claim 1, it is characterized in that：The connecting portion is provided with some from centre bore to rope sheave sheet
The reinforcement (16) of external circumferencial direction radiation, the top cross-section of the reinforcement is arc surface.
3. diversion sheave according to claim 2, it is characterized in that：Connecting portion between the rope sheave body both sides adjacent said rib
On be equipped with counterbore (17), the counterbore of rope sheave body both sides is connected.
4. diversion sheave according to claim 2, it is characterized in that：The reinforcement has a six roots of sensation, the center of circle between adjacent said rib
Angle is 60 degree.
5. diversion sheave according to claim 1, it is characterized in that：The open top width that described two inclined walls are formed is
4/5ths of the open top width of circular-arc bottom face.
6. diversion sheave according to claim 1, it is characterized in that：On the fixed part interval be uniformly provided with four fixing holes and
Four screwed holes.
7. diversion sheave according to claim 1, it is characterized in that：The rolling bearing is bolted on fixed part
In screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711027882.0A CN107826946A (en) | 2017-10-28 | 2017-10-28 | Diversion sheave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711027882.0A CN107826946A (en) | 2017-10-28 | 2017-10-28 | Diversion sheave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107826946A true CN107826946A (en) | 2018-03-23 |
Family
ID=61649986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711027882.0A Withdrawn CN107826946A (en) | 2017-10-28 | 2017-10-28 | Diversion sheave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107826946A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004075241A (en) * | 2002-08-13 | 2004-03-11 | Vital Kogyo Kk | Winding machine with overload prevention device |
| JP2004189441A (en) * | 2002-12-12 | 2004-07-08 | Mitsubishi Electric Building Techno Service Co Ltd | Main cable detachment preventer of sheave for elevator |
| CN201587772U (en) * | 2009-12-07 | 2010-09-22 | 蒋菊如 | Improved lift guiding wheel |
| JP2012001351A (en) * | 2010-06-21 | 2012-01-05 | Toshiba Elevator Co Ltd | Driving sheave and elevator |
| CN202914682U (en) * | 2012-12-05 | 2013-05-01 | 赵学军 | Self-locking anti-dropping sliding wheel |
| CN104016207A (en) * | 2014-06-16 | 2014-09-03 | 宁波奥力迅电梯部件有限公司 | Elevator rope sheave |
| CN104261228A (en) * | 2014-09-19 | 2015-01-07 | 宁波浩渤工贸有限公司 | Safety fastening method for elevator rope |
| CN204198173U (en) * | 2014-06-24 | 2015-03-11 | 东芝电梯株式会社 | Rope sheave |
| CN205312825U (en) * | 2015-12-11 | 2016-06-15 | 吴江市德菱电梯配套有限公司 | Elevator rope sheave |
| CN205442316U (en) * | 2015-11-23 | 2016-08-10 | 苏州和阳金属科技有限公司 | Elevator rope sheave structure |
| CN205602915U (en) * | 2016-04-07 | 2016-09-28 | 苏州捷菱快速电梯有限公司 | Elevator rope sheave |
| CN205739918U (en) * | 2016-06-17 | 2016-11-30 | 西继迅达（许昌）电梯有限公司 | A kind of New-type expansion rope wheel component |
| CN206244221U (en) * | 2016-11-15 | 2017-06-13 | 徐州达尔特机械设备制造有限公司 | A kind of damping type elevator rope pulley equipment |
-
2017
- 2017-10-28 CN CN201711027882.0A patent/CN107826946A/en not_active Withdrawn
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004075241A (en) * | 2002-08-13 | 2004-03-11 | Vital Kogyo Kk | Winding machine with overload prevention device |
| JP2004189441A (en) * | 2002-12-12 | 2004-07-08 | Mitsubishi Electric Building Techno Service Co Ltd | Main cable detachment preventer of sheave for elevator |
| CN201587772U (en) * | 2009-12-07 | 2010-09-22 | 蒋菊如 | Improved lift guiding wheel |
| JP2012001351A (en) * | 2010-06-21 | 2012-01-05 | Toshiba Elevator Co Ltd | Driving sheave and elevator |
| CN202914682U (en) * | 2012-12-05 | 2013-05-01 | 赵学军 | Self-locking anti-dropping sliding wheel |
| CN104016207A (en) * | 2014-06-16 | 2014-09-03 | 宁波奥力迅电梯部件有限公司 | Elevator rope sheave |
| CN204198173U (en) * | 2014-06-24 | 2015-03-11 | 东芝电梯株式会社 | Rope sheave |
| CN104261228A (en) * | 2014-09-19 | 2015-01-07 | 宁波浩渤工贸有限公司 | Safety fastening method for elevator rope |
| CN205442316U (en) * | 2015-11-23 | 2016-08-10 | 苏州和阳金属科技有限公司 | Elevator rope sheave structure |
| CN205312825U (en) * | 2015-12-11 | 2016-06-15 | 吴江市德菱电梯配套有限公司 | Elevator rope sheave |
| CN205602915U (en) * | 2016-04-07 | 2016-09-28 | 苏州捷菱快速电梯有限公司 | Elevator rope sheave |
| CN205739918U (en) * | 2016-06-17 | 2016-11-30 | 西继迅达（许昌）电梯有限公司 | A kind of New-type expansion rope wheel component |
| CN206244221U (en) * | 2016-11-15 | 2017-06-13 | 徐州达尔特机械设备制造有限公司 | A kind of damping type elevator rope pulley equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180323 |
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| WW01 | Invention patent application withdrawn after publication |