CN206985443U - The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel - Google Patents
The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel Download PDFInfo
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- CN206985443U CN206985443U CN201720519815.XU CN201720519815U CN206985443U CN 206985443 U CN206985443 U CN 206985443U CN 201720519815 U CN201720519815 U CN 201720519815U CN 206985443 U CN206985443 U CN 206985443U
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- belt
- drawing belt
- elevator device
- load bearing
- traction sheave
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model provides the drawing belt and its belt wheel and the elevator for using the drawing belt and belt wheel of a kind of elevator device.The drawing belt of the elevator device includes：The load bearing unit extended along whole traction strip length；The prewarning unit extended along whole traction strip length parallel to load bearing unit, its flexible life are less than the flexible life of load bearing unit；With the clad being wrapped in outside load bearing unit and prewarning unit, wherein described drawing belt is in banding in uniform thickness, and there is at least one profile continuously to rise and fall in the direction of the width, so as to form recess and convex portion on the A sides coordinated with traction sheave and the B sides coordinated with directive wheel.The belt wheel includes having two kinds of different coefficient of friction by traction sheave and directive wheel, the surface of the traction sheave.Pass through the cooperation of the above-mentioned profile continuously to rise and fall, it is therefore prevented that drawing belt passes through axial float during train.
Description
Technical field
It the utility model is related to the drive device of elevator device, more particularly to hoisting rope for elevator and belt wheel.
Background technology
Drawing belt has been applied to elevator industry for many years, and compared to traditional steel wire rope draw mode, drawing belt has more
Long service life, lower noise, lower maintenance cost, the advantages that compact structure.
It is most commonly seen as drawing belt using flat rubber belting in the elevator device drawing belt of prior art.In order to avoid in work
Belt is along train axial float during work, and belt pulley is designed to be in that convex crown gear is wide along on rotation shaft section, referring to Fig. 8
It is shown.Although such design contributes to the axial float that solves the problems, such as when leash passes through train, but convex crown shape
Belt wheel causes matched drawing belt to deform in the direction of the width, thereby increases internal stress, reduces making for leash
Use the life-span.
To solve the problems, such as the axial float when leash passes through train, some elevator devices are using polywedge bet as traction
Band, by with as many as the wide multi-wedge belt pulley coordinated, can solve the problems, such as belt to a certain extent along train axial float.More wedges
The one side of band has band wedge, and another side is plane.Therefore in actual elevator applications, particularly traction ratio is 2:On 1 elevator,
When by car directive wheel, the side of plane can contact the belt with directive wheel, therefore can not thoroughly avoid belt along train
The problem of axial float.Although it can realize the upset of belt by a servicing unit, can so increase cost, and drop
The reliability of low system；Can also solve this problem by arranging train, but this can greatly reduce belt on the traction sheave
Cornerite, and the problem of traction capacity deficiency may be caused.
The information for being disclosed in the utility model background parts is merely intended to reason of the increase to general background of the present utility model
Solution, and be not construed as recognizing or imply that the information structure has been well known to persons skilled in the art in any form
Prior art.
Utility model content
The purpose of this utility model is the drawing belt and its belt wheel for providing a kind of elevator device, to solve prior art
In elevator device the problem of axial float of the drawing belt along train, and deformed in the direction of the width in the absence of drawing belt.
Specifically, the utility model provides a kind of drawing belt of elevator device, and it connects and drives lift car and right
Weight, including：Load bearing unit, the load bearing unit extend along whole traction strip length；Prewarning unit, the prewarning unit along
Whole traction strip length extends parallel to load bearing unit, and its flexible life is less than the flexible life of load bearing unit；With
Clad, the clad are wrapped in outside load bearing unit and prewarning unit, wherein the drawing belt is in banding in uniform thickness,
And there is at least one profile continuously to rise and fall in the direction of the width, so as to match somebody with somebody in the A sides coordinated with traction sheave and with directive wheel
Recess and convex portion are formed on the B sides of conjunction.
Above-mentioned according in the drawing belt of elevator device of the present utility model, it is preferable that the drawing belt is in its section
Also include flat segments on width.
Above-mentioned according in the drawing belt of elevator device of the present utility model, it is preferable that the load bearing unit is along drawing belt
Width does equidistant or non-equidistant with the fluctuating of drawing belt and arranged, but relative to the center pair in the section for drawing belt
Claim.
Above-mentioned according in the drawing belt of elevator device of the present utility model, it is preferable that the load bearing unit is by more steel
Cord or more independent rope strand compositions, more described steel wire ropes are identical structure, and every steel wire rope is surrounded by more rope strands
Wire rope core twisting forms；The more independent rope strands are identical structure, and every rope strand is formed by more steel wire twistings.
Above-mentioned according in the drawing belt of elevator device of the present utility model, it is preferable that the prewarning unit by rope strand or
Single independent steel wire is formed, and the rope strand is different from the rope strand used in load bearing unit, and the single independent steel wire is different
The steel wire used in load bearing unit.
The utility model also provides a kind of belt wheel of elevator device, and the drawing belt of itself and above-mentioned elevator device coordinates and made
With including the traction sheave and directive wheel being made up of metal material, the traction sheave has in the axial direction and the elevator device
The profile of the continuous fluctuating of the A sides matching of drawing belt, the directive wheel have the drawing belt with the elevator device in the axial direction
B sides matching continuous fluctuating profile.
In the above-mentioned belt wheel according to elevator device of the present utility model, it is preferable that the surface of the traction sheave at least has
Two kinds of different coefficient of friction.It is further preferred that the traction sheave be also embedded into including one or more it is therein nonmetallic
Thing is covered in the embedding of material, and the embedding thing that covers of the non-metallic material circumferentially surrounds the traction sheave, constitutes the continuous of traction sheave and rises
A part for profile is lied prostrate, width vertically is equal or different, but relative to the Central Symmetry in drawing belt section；Or described drag
The surface of running wheel also includes one or more surface treatment bands, and the surface treatment band circumferentially surrounds the traction sheave, along axle
To width it is equal or different, but relative to the Central Symmetry in drawing belt section.
The utility model also provides a kind of elevator, and it includes the drawing belt of above-mentioned elevator device, and above-mentioned elevator
The belt wheel of system.
The drawing belt of elevator device of the present utility model is engaged with the belt wheel of elevator device of the present utility model, is at least had
There is following beneficial technique effect：
The cooperation of profile by traction sheave and for the continuous fluctuating between the A sides of the drawing belt of elevator device, is prevented
Drawing belt passes through axial float during traction sheave；And directive wheel and for the company between the B sides of the drawing belt of elevator device
The cooperation of the continuous profile to rise and fall, it is therefore prevented that drawing belt passes through axial float during directive wheel.By embedded one in traction sheave
Or thing is covered in the embedding of multiple non-metallic materials, or by changing the surface roughness of traction sheave local surfaces, change traction sheave
The coefficient of friction on surface, so as to show the adjustment or control to tractive force, to meet the different demands to tractive force.
In addition, it is less than the flexible life of load bearing unit using the flexible life of prewarning unit, can be in drawing belt
Alarm maintenance is sent during fatigue damage or is changed.
Method and apparatus of the present utility model have additional features and advantages, and these characteristics and advantage are from being incorporated herein
Accompanying drawing and subsequent embodiment in will be apparent, or by the accompanying drawing and subsequent tool being incorporated herein
Stated in detail in body embodiment, these the drawings and specific embodiments are provided commonly for explaining specific original of the present utility model
Reason.
Brief description of the drawings
Fig. 1 shows the schematic cross-section of an embodiment of the drawing belt according to elevator device of the present utility model.
Fig. 2A shows the schematic diagram being used cooperatively according to the drawing belt of elevator device of the present utility model with traction sheave.
Fig. 2 B are the sectional view of the traction sheave obtained along Fig. 2A C-C sections.
Fig. 3 shows the schematic diagram being used cooperatively according to the drawing belt of elevator device of the present utility model with directive wheel.
Fig. 4 shows the another embodiment of the drawing belt according to elevator device of the present utility model.
Fig. 5 shows the structural representation of the load bearing unit of the drawing belt according to elevator device of the present utility model.
Fig. 6 shows another structural representation of the load bearing unit of the drawing belt according to elevator device of the present utility model
Figure.
Fig. 7 A show the prewarning unit with strand structure of the drawing belt according to elevator device of the present utility model
Structural representation.
Fig. 7 B show the structure with single independent steel wire of the drawing belt according to elevator device of the present utility model
Prewarning unit structural representation.
Fig. 8 shows the schematic diagram of elevator device leash of the prior art, and wherein the leash of flat rubber belting formula is through excess convexity
Deformation is generated during the belt wheel of crown shape.
Wherein, the label declaration in accompanying drawing is as follows：
1- drawing belts；2- load bearing units；3- prewarning units；4- clads；5- recesses；6- convex portions；7- flat segments；In 8-
The heart；9- traction sheaves；The conical surface section of 10- traction sheaves；The protuberance of 11- traction sheaves；The depressed part of 12- traction sheaves；13- tractions
The metal material portion of wheel；14- traction sheave rotation axis；15- directive wheels；The conical surface section of 16- directive wheels；17- directive wheels
Depressed part；The protuberance of 18- directive wheels；The rotation axis of 19- directive wheels；Thing is covered in the embedding of 20- traction sheaves；21- steel wire ropes；22-
Rope strand；23- steel wires；24- wire rope cores；25- rope strands；26- steel wires；27- steel wires；28- rope strands；29- steel wires；30- steel wires.
It is to be appreciated that accompanying drawing is not necessarily drawn to scale, it illustrates in a way by the sheet that simplifies
Each feature of the general principle of utility model.Specific design feature of the present utility model disclosed herein, including for example
Certain size, orientation, positioning and profile, partly it will be determined by the application and use environment of specific purpose.
Embodiment
Each embodiment of the present utility model is specific reference will be made to now, shows these with following description in the accompanying drawings
The example of embodiment.Although the utility model is combined with exemplary embodiment and is described, it will be understood that this specification
It is not intended to the utility model being limited to those exemplary embodiments.On the contrary, the utility model is intended to not only to cover these and shown
Example property embodiment, and covering can be included in the spirit and scope of the present utility model that are defined by the appended claims it
Interior various replacements, modification, equivalents and other embodiments.
2A~Fig. 8 below in conjunction with the accompanying drawings, the utility model is specifically described.
Fig. 1 shows a kind of drawing belt 1 of elevator device, and it connects and drives lift car and counterweight.Drawing belt 1 includes
Load bearing unit 2, the load bearing unit extend along the whole length of drawing belt 1；Prewarning unit 3, the prewarning unit is along whole
The length of drawing belt 1 extends parallel to load bearing unit 2, and its flexible life is less than the flexible life of load bearing unit 2；And bag
Coating 4, the clad are wrapped in outside load bearing unit 2 and prewarning unit 3, wherein the drawing belt 1 is in band in uniform thickness
Shape, and there is at least one profile continuously to rise and fall in the direction of the width, so as in the A sides and and directive wheel coordinated with traction sheave
Recess 5 and convex portion 6 are formed on the B sides of cooperation.
In addition to recess 5 and convex portion 6, drawing belt 1 can also include flat segments 7 on the width in its section, with
Meet specific topology requirement.
Load bearing unit 2 is arranged along the width of drawing belt 1 with the fluctuating of drawing belt.This can be equidistant or non-equidistant
From, but relative to the Central Symmetry in the section for drawing belt 1.Thereby ensuring that the whole cross section of drawing belt 1 has uniformly
Bearing capacity.
Load bearing unit 2 can be made up of the more independent rope strands 25 of 21 or more, steel wire rope.
Fig. 5 shows the load bearing unit 2 being made up of steel wire rope 21.Steel wire rope 21 is made up of rope strand 22 and wire rope core 24, rope strand
22 are centered around around wire rope core 24, are formed by twisting.Fig. 6 shows the load bearing unit 2 being made up of independent rope strand 25, by more
Steel wire 26 surrounds the twisting of steel wire 27 in core and formed.
The structure of load bearing unit 2 shown in Fig. 5, Fig. 6 is merely illustrative, and the utility model is not limited thereto.This practicality is new
The load bearing unit 2 of type can as it is any disclosure satisfy that drawing belt 1 needed for the element of bearing capacity be made.
Prewarning unit 3 can be made up of rope strand or single independent steel wire, and the rope strand is different from using in load bearing unit 2
Rope strand, the single independent steel wire is different from the steel wire that uses in load bearing unit 2.
Fig. 7 A show the structural representation of the prewarning unit 3 with strand structure, form the rope strand 28 of prewarning unit 3 by
More (3, but not limited to this are shown as in figure) steel wires 29 (ellipse, but not limited to this are shown as in figure) are formed.Fig. 7 B show
The structural representation of the prewarning unit 3 of the structure with single independent steel wire 30 is shown.
The structure of prewarning unit 3 shown in Fig. 7 A, Fig. 7 B is merely illustrative, and the utility model is not limited thereto, as long as its
Flexible life is less than the flexible life of load bearing unit 2, so as to ensure that producing fatigue prior to load bearing unit 2 breaks
Split, and then ensure the reliability of drawing belt 1.
The signal being used cooperatively according to the drawing belt 1 of elevator device of the present utility model with traction sheave 9 is shown in Fig. 2A
Figure.
Fig. 2A shows that traction sheave 9 has continuous matched with the A sides of the drawing belt 1 of the elevator device in the axial direction
The profile of volt.Traction sheave 9 also have it is multiple be embedded into the embedding of non-metallic material therein and cover thing 20, the non-metallic material it is embedding
Cover thing 20 and circumferentially surround the traction sheave 9, constitute a part for the continuous topography of traction sheave 9.
Fig. 2 B are the sectional view of the traction sheave obtained along Fig. 2A C-C sections, and embedding which show non-metallic material is covered
Thing 20 is circumferentially around traction sheave 9 and the structure that is embedded.
Thing 20 is covered in embedding by non-metallic material, and the coefficient of friction of traction sheave 9 can be altered or modified in different parts,
So as to reach the purpose for the tractive force that traction sheave 9 is altered or modified.
It should be noted that the control for the skin-friction force of traction sheave 9, can also be by other methods.For example, do not adopt
Embedding with non-metallic material covers thing 20, but carries out special Surface Machining or processing to the relevant position of traction sheave 9, so as to shape
Band is surface-treated into one or more, changes coefficient of friction from there through the surface roughness for changing the local surfaces of traction sheave 9.
Fig. 3 shows the schematic diagram being used cooperatively according to the drawing belt 1 of elevator device of the present utility model with directive wheel 15.
Fig. 3 shows that directive wheel 15 has the wheel of the continuous fluctuating matched with the B sides of the drawing belt for elevator device in the axial direction
It is wide.
In use, the profile by traction sheave and for continuous fluctuating between the A sides of the drawing belt of elevator device
Coordinate, it is therefore prevented that drawing belt passes through axial float during traction sheave；And the B sides of directive wheel and the drawing belt for elevator device
Between continuous fluctuating profile cooperation, it is therefore prevented that drawing belt passes through axial float during directive wheel.
Thing is covered by being embedded in the embedding of one or more non-metallic materials in traction sheave, or by changing traction sheave part
The surface roughness on surface, the coefficient of friction of traction wheel surface is changed, it is achieved thereby that adjustment or control to tractive force, with
Meet the different demands to tractive force.
In addition, it is less than the flexible life of load bearing unit using the flexible life of prewarning unit, can be in drawing belt
Alarm maintenance is sent during fatigue damage or is changed.
The foregoing description to specific illustrative embodiment of the present utility model is to illustrate and the purpose of illustration.These
Description is not wishing to limit the utility model, or the utility model is defined to disclosed precise forms, and it will be apparent that root
According to above-mentioned teaching, much it can be changed and be changed.The purpose of selecting and describing the exemplary embodiment is that explain
Certain principles and its practical application of the present utility model, so that others skilled in the art can realize and utilize this
A variety of exemplaries of utility model and various chooses and changes.The scope of the utility model is anticipated
Limited by appended claims and its equivalents.
Claims (10)
1. a kind of drawing belt of elevator device, it connects and drives lift car and counterweight, it is characterised in that including：
Load bearing unit (2), the load bearing unit extend along whole drawing belt (1) length；
Prewarning unit (3), the prewarning unit extend along whole drawing belt (1) length parallel to load bearing unit (2), and it bends
Fatigue life is less than the flexible life of load bearing unit (2)；With
Clad (4), the clad are wrapped in outside load bearing unit (2) and prewarning unit (3),
Wherein described drawing belt (1) is in banding in uniform thickness, and has at least one wheel continuously to rise and fall in the direction of the width
Exterior feature, so as to form recess (5) and convex portion (6) on the A sides coordinated with traction sheave and the B sides coordinated with directive wheel.
2. the drawing belt of elevator device according to claim 1, it is characterised in that the drawing belt (1) is in its section
Also include flat segments (7) on width.
3. the drawing belt of elevator device according to claim 1, it is characterised in that：The load bearing unit (2) is along drawing belt
(1) width does equidistant or non-equidistant with the fluctuating of drawing belt and arranged, but relative to the section for drawing belt (1)
Central Symmetry.
4. the drawing belt of elevator device according to claim 1, it is characterised in that：The load bearing unit (2) is by more steel
Cord or more independent rope strand compositions, more described steel wire ropes are identical structure, and every steel wire rope is surrounded by more rope strands
Wire rope core twisting forms；The more independent rope strands are identical structure, and every rope strand is formed by more steel wire twistings.
5. the drawing belt of elevator device according to claim 1, it is characterised in that：The prewarning unit (3) by rope strand or
Single independent steel wire is formed, and the rope strand is different from the rope strand used in load bearing unit (2), and the single independent steel wire is not
It is same as the steel wire used in load bearing unit (2).
6. a kind of belt wheel of elevator device, is used cooperatively with the drawing belt of the elevator device as described in claim 1-5, including by
The traction sheave (9) and directive wheel (15) that metal material is formed, it is characterised in that：The traction sheave (9) has and institute in the axial direction
State the drawing belt of elevator device A sides matching continuous fluctuating profile, the directive wheel (15) in the axial direction have with it is described
The profile of the continuous fluctuating of the B sides matching of the drawing belt of elevator device.
7. the belt wheel of elevator device according to claim 6, it is characterised in that：The surface of the traction sheave (9) at least has
There are two kinds of different coefficient of friction.
8. the belt wheel of elevator device according to claim 7, it is characterised in that：The traction sheave (9) also include one or
Multiple to be embedded into the embedding of non-metallic material therein and cover thing (20), the embedding thing (20) that covers of the non-metallic material circumferentially surrounds institute
Traction sheave (9) is stated, constitutes a part for the continuous topography of traction sheave (9)；Thing (20) is covered in the embedding of the non-metallic material
Width vertically is equal or different, but relative to the Central Symmetry in drawing belt section.
9. the belt wheel of elevator device according to claim 7, it is characterised in that：The surface of the traction sheave (9) also includes
One or more surface treatment band, the surface treatment band circumferentially surround the traction sheave (9)；The band that is surface-treated is along axle
To width it is equal or different, but relative to the Central Symmetry in drawing belt section.
A kind of 10. elevator, it is characterised in that：Include the drawing belt of the elevator device as described in claim 1-5, and such as right
It is required that the belt wheel of elevator device described in 6-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720519815.XU CN206985443U (en) | 2017-05-11 | 2017-05-11 | The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720519815.XU CN206985443U (en) | 2017-05-11 | 2017-05-11 | The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206985443U true CN206985443U (en) | 2018-02-09 |
Family
ID=61391820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720519815.XU Active CN206985443U (en) | 2017-05-11 | 2017-05-11 | The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206985443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108861955A (en) * | 2017-05-11 | 2018-11-23 | 蒂森克虏伯电梯（上海）有限公司 | The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel |
-
2017
- 2017-05-11 CN CN201720519815.XU patent/CN206985443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108861955A (en) * | 2017-05-11 | 2018-11-23 | 蒂森克虏伯电梯（上海）有限公司 | The drawing belt and its belt wheel of elevator device and the elevator for using the drawing belt and belt wheel |
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Address after: 201602 No.2 Xunye Road, Sheshan District, Songjiang Industrial Zone, Songjiang District, Shanghai Patentee after: Tisheng elevator (Shanghai) Co.,Ltd. Address before: 201602 No.2 Xunye Road, Sheshan District, Songjiang Industrial Zone, Songjiang District, Shanghai Patentee before: ThyssenKrupp Elevator (Shanghai) Co.,Ltd. |