CN107826935A - The diversion sheave of better working stability - Google Patents
The diversion sheave of better working stability Download PDFInfo
- Publication number
- CN107826935A CN107826935A CN201711027891.XA CN201711027891A CN107826935A CN 107826935 A CN107826935 A CN 107826935A CN 201711027891 A CN201711027891 A CN 201711027891A CN 107826935 A CN107826935 A CN 107826935A
- Authority
- CN
- China
- Prior art keywords
- circular
- inclined walls
- working stability
- rope sheave
- better working
- 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- Withdrawn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
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace 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 of better working stability, including rope sheave body and centre bore, rope sheave body is divided into outer edge and connecting portion 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, the free end of spring is provided with rigid ball.The present invention has the characteristics of simple in construction and security is higher.
Description
Technical field
The present invention relates to elevator accessory technical field, more particularly to a kind of diversion sheave of better working stability.
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.
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 better working stability
Diversion sheave, the characteristics of it has simple in construction and security higher.
Technical scheme：The diversion sheave of better working stability, including rope sheave body and in rope sheave body
The centre bore of heart position, the rope sheave body are divided into outer edge and connecting portion by the direction of outer rim to center, on the outer edge
Some annular grooves are along the circumferential direction provided with side by side, and the annular groove includes circular-arc bottom face and two inclined walls, and two are inclined
The base in skew wall face is connected to the top open part of circular-arc bottom face, and the incline direction of two inclined walls is by base to top
The direction on side is towards the centerline dip of circular-arc bottom face, and the open top width that two inclined walls are formed is less than circular-arc bottom face
Open top width, the fixing groove that notch tilts down is equipped with close to open-topped position on two inclined walls, it is described
The bottom of fixing groove 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 contracting of circular arc
Mouth structure, the necking width of the circular arc are less than the external diameter of rigid ball, and the part of the rigid ball is protruding in annular groove.
The present invention is circular-arc bottom face by the way that the groove at rope sheave body outline is arranged into bottom, and both sides are annular recessed for inclined wall
The structure of groove so that the circular arc A/F that bottom has been internally formed in annular groove is slightly larger than the width of top necking, when draging
When drawing steel wire rope and being arranged in annular groove, no matter what's going on, traction steel-cable skids off all without out of annular groove,
Security is higher；The present invention is relative, slightly by being provided with the inclined wall of annular groove two close to open-topped position
The fixing groove tilted down, spring and rigid ball are provided with fixing groove, rigid ball is in the necking of fixing groove circular arc and spring bullet
Only partly it is protruding to all the time in annular groove in the presence of power, it is recessed that the rigid ball on two inclined walls can first be pointed to annular
Traction steel-cable in groove, which carries out auxiliary anti-slipping, to be gone out to stop, resistance of the throat structure at the top of annular groove as ultimate anti-skidding
Gear, it thoroughly ensure that what traction steel-cable can be well is located in annular groove, never can be in the course of the work from annular
Skidded off in groove, improve the security of elevator operation.
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, it is provided with bearing holder (housing, cover) in the centre bore.The setting of bearing holder (housing, cover) enables to diversion sheave on center shaft
It is more flexible to rotate.
Preferably, it is provided with yielding rubber circle in the bearing holder (housing, cover).When car starts or stopped suddenly suddenly, subtract
Shake the active force for alleviating diversion sheave and center between centers that rubber ring can be suitably so that the service life of diversion sheave and central shaft is all
It is elongated.
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) 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.
(4) by setting bearing holder (housing, cover) in centre bore, to cause the rotation of diversion sheave on center shaft more flexible；Pass through
Set yielding rubber circle to carry out the appropriate active force for alleviating diversion sheave and center between centers in bearing holder (housing, cover), extend diversion sheave and center
The service life of axle.
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 reinforcements of the present invention；
Enlarged drawing at A in Fig. 4 Fig. 1.
Mark in accompanying drawing for：1- rope sheave bodies, 2- centre bores, 3- outer edges, 4- connecting portions, 5- annular grooves, 6- circles
Arc bottom surface, 7- inclined walls, 8- fixing grooves, 9- springs, 10- rigid balls, 11- reinforcements, 12- counterbores, 13- bearing holder (housing, cover)s, 14- subtract
Shake rubber ring, 15- central shafts.
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.
The diversion sheave of better working stability as shown in Figure 1, including rope sheave body 1 and positioned at rope sheave body central position
Centre bore 2, rope sheave body is divided into outer edge 3 and connecting portion 4 by the direction of outer rim to center, on outer edge along the circumferential direction simultaneously
Row are provided with some annular grooves 5, and annular groove includes circular-arc bottom face 6 and two inclined walls 7, the base point of two inclined walls
It is not connected to the top open part of circular-arc bottom face, the incline directions of two inclined walls is the direction by base to top margin towards circle
The centerline dip of arc bottom surface, the open top width that two inclined walls are formed are less than the open top width of circular-arc bottom face,
On two inclined walls the fixing groove 8 that notch as shown in Figure 4 tilts down, fixing groove are equipped with close to open-topped position
Bottom be provided with spring 9, the free end of spring is provided with rigid ball 10, and the notch of fixing groove is the throat structure of circular arc, circular arc
The necking width of shape is less than the external diameter of rigid ball, and the part of rigid ball is protruding in annular groove.Connecting portion be provided with it is some such as
The reinforcement 11 from centre bore to the cylindrical circumferential direction radiation of rope sheave body shown in Fig. 3, the top cross-section of reinforcement is arc surface.
Counterbore 12 as shown in Figure 2, the counterbore of rope sheave body both sides are equipped with connecting portion between the adjacent said rib of rope sheave body both sides
It is connected.Reinforcement has a six roots of sensation, and the central angle between adjacent said rib is 60 degree.The open top width that two inclined walls are formed
For 4/5ths of the open top width of circular-arc bottom face.Bearing holder (housing, cover) 13 is provided with centre bore.Yielding rubber is provided with bearing holder (housing, cover)
Circle 14.
The present invention operation principle be：
The internal bearing holder (housing, cover) 13 for being provided with yielding rubber circle 14 is arranged in the centre bore 2 of rope sheave body 1, by central shaft 15
It is located in bearing holder (housing, cover) 13, the both ends of central shaft is fixed on car top, traction steel-cable is opened by the top of annular groove 5
Mouth is put into annular groove, and during diversion sheave works, traction steel-cable rubs in annular groove drives diversion sheave to lead to
Bearing holder (housing, cover) is crossed to rotate on center shaft.
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 6, both sides are the structure of the annular groove 5 of inclined wall 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) by the setting of fixing groove 8, spring 9 and rigid ball 10,
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 the safety of elevator operation
Property；(3) by the way that the top of reinforcement 11 is arranged into the shape that section is arc surface so that the intensity of whole rope sheave body is higher；
By setting counterbore 12, the wall of 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 preferable；Circular-arc bottom face 6 is arranged to by the open top width for forming two inclined walls 7
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；(4) by centre bore
Bearing holder (housing, cover) 13 is set in 2, to cause rotation of the diversion sheave on central shaft 15 more flexible；By setting damping in bearing holder (housing, cover)
Rubber ring 14 suitably alleviates the active force of diversion sheave and center between centers, extends the service life of diversion sheave and central shaft.
Claims (7)
1. the diversion sheave of better working stability, it is characterized in that：Including rope sheave body (1) and positioned at rope sheave body central position
Centre bore (2), the rope sheave body are divided into outer edge (3) and connecting portion (4) by the direction of outer rim to center, on the outer edge
Some annular grooves (5) are along the circumferential direction provided with side by side, and the annular groove includes circular-arc bottom face (6) and two inclined walls
(7), the base of two inclined walls is connected to the top open part of circular-arc bottom face, and the incline direction of two inclined walls is
By the direction on base to top margin towards the centerline dip of circular-arc bottom face, the open top width that two inclined walls are formed is less than
The open top width of circular-arc bottom face, consolidate close to what open-topped position was equipped with that notch tilts down on two inclined walls
Determine groove (8), the bottom of the fixing groove is provided with spring (9), and the free end of the spring is provided with rigid ball (10), the fixing groove
Notch be circular arc throat structure, the necking width of the circular arc is less than the external diameter of rigid ball, the portion of the rigid ball
Divide and be protruding in annular groove.
2. the diversion sheave of better working stability according to claim 1, it is characterized in that：The connecting portion is provided with some
Reinforcement (11) from from centre bore to the cylindrical circumferential direction radiation of rope sheave body, the top cross-section of the reinforcement is arc surface.
3. the diversion sheave of better working stability according to claim 2, it is characterized in that：The rope sheave body both sides are adjacent
Counterbore (12) is equipped with connecting portion between reinforcement, the counterbore of rope sheave body both sides is connected.
4. the diversion sheave of better working stability according to claim 2, it is characterized in that：The reinforcement has the six roots of sensation, phase
Central angle between adjacent reinforcement is 60 degree.
5. the diversion sheave of better working stability according to claim 1, it is characterized in that：Described two inclined walls are formed
Open top width for circular-arc bottom face open top width 4/5ths.
6. the diversion sheave of better working stability according to claim 1, it is characterized in that：Bearing is provided with the centre bore
Cover (13).
7. the diversion sheave of better working stability according to claim 1, it is characterized in that：Damping is provided with the bearing holder (housing, cover)
Rubber ring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711027891.XA CN107826935A (en) | 2017-10-28 | 2017-10-28 | The diversion sheave of better working stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711027891.XA CN107826935A (en) | 2017-10-28 | 2017-10-28 | The diversion sheave of better working stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107826935A true CN107826935A (en) | 2018-03-23 |
Family
ID=61650851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711027891.XA Withdrawn CN107826935A (en) | 2017-10-28 | 2017-10-28 | The diversion sheave of better working stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107826935A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201971411U (en) * | 2010-12-28 | 2011-09-14 | 谢汉国 | Shock-absorbing bearing block for vertical spiral conveyer |
| 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 |
| 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 CN201711027891.XA patent/CN107826935A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201971411U (en) * | 2010-12-28 | 2011-09-14 | 谢汉国 | Shock-absorbing bearing block for vertical spiral conveyer |
| 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 |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107905499A (en) | A kind of construction cement wall hole processing unit | |
| CN107826935A (en) | The diversion sheave of better working stability | |
| CN206376735U (en) | A kind of fall protection equipment of cat ladder work high above the ground | |
| US20180194423A1 (en) | Improved three-wheeled scooter | |
| CN203770585U (en) | Vertical pulley seat capable of automatically rotating along with rope | |
| CN207918218U (en) | A kind of diversion sheave of better working stability | |
| CN107826947A (en) | The diversion sheave that can effectively prevent rope from departing from | |
| CN107826946A (en) | Diversion sheave | |
| CN206241788U (en) | Spring grinding machine changes disk clutch | |
| CN207918235U (en) | A kind of diversion sheave can effectively prevent rope disengaging | |
| CN107814298A (en) | Safe diversion sheave | |
| CN102794708A (en) | Arc trimmer structure | |
| CN110667555B (en) | Rotational moulding hovercraft for beach rescue and rescue method thereof | |
| CN208325244U (en) | A kind of ferry bus positioning mechanism of new-type wall material production line | |
| CN204281097U (en) | A kind of suspension hook fixed-guard of lorry-mounted crane | |
| CN209051746U (en) | Rotary-tray | |
| CN207918233U (en) | A kind of safe diversion sheave | |
| CN206949813U (en) | A kind of peach heart Lipstick casing | |
| CN107640237B (en) | A kind of crawler type walking mechanism | |
| CN207062810U (en) | A kind of pit-hole identity device of road construction | |
| CN207618909U (en) | A kind of hydraulic drive running gear | |
| CN206384713U (en) | A kind of crawler crane hook gear | |
| CN207142752U (en) | A kind of liftable movable support mechanism | |
| CN219062366U (en) | Outdoor exercises safety wire rope sheave | |
| CN205873762U (en) | Anti -drop pulley |
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 |
|
| WW01 | Invention patent application withdrawn after publication |