CN205575343U - Elevator system of towing of big cornerite - Google Patents
Elevator system of towing of big cornerite Download PDFInfo
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- CN205575343U CN205575343U CN201620303382.XU CN201620303382U CN205575343U CN 205575343 U CN205575343 U CN 205575343U CN 201620303382 U CN201620303382 U CN 201620303382U CN 205575343 U CN205575343 U CN 205575343U
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- wheel
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- directive wheel
- cornerite
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Abstract
The utility model discloses an elevator system of towing of big cornerite, include: the driving sheave, it is connected with the hauler transmission, the hauler is installed in hauler bearing girder upper end, the leading wheel, it is installed on the hauler bearing girder, the leading wheel with the driving sheave is in in the coplanar, wire rope, it strides across simultaneously the upper portion of driving sheave and leading wheel, one end of wire rope with connect the reconnection, another is connected with the car, wherein, one side of driving sheave is provided with first synchronizing wheel, the leading wheel be provided with the second synchronizing wheel with one side, first synchronizing wheel with second synchronizing wheel synchronous connection. The adoption makes the leading wheel also dynamic driving sheave and leading wheel synchronous connection, and first cornerite is added up with the second cornerite and is had 180 to increased driving system's whole cornerite, solved the easy technical problem who skids of towline on driving sheave and leading wheel.
Description
Technical field
This utility model relates to the jacking system of a kind of elevator, and more specifically, this utility model relates to the electricity of a kind of big cornerite
Ladder traction system.
Background technology
In prior art, traction elevator mostly is single wheel design, single directive wheel list around structure at the deep car counterweight of heavy－duty
Time rearmounted or during heavy－duty width car counterweight side, the spacing that all can make to restrict significantly increases so that traction sheave cornerite substantially subtracts
Little.The steel wire rope cornerite (the first cornerite) passed by traction sheave however less than 150 °, otherwise can skid, general traction
System, this directive wheel be do not have dynamic, namely this second cornerite not use, steel wire rope having in traction system
Effect cornerite is i.e. less than 150 °, particularly when design ladder speed requires to increase or load-carrying increases, conventional single directive wheel list around
Structure can not meet the traction requirement of elevator, and causes hoist ropes to skid.
Generally, the mode obtaining big traction in traction elevator has the most several:
1, the normal pressure of steel wire rope and traction sheave is improved, including increasing car empty-weight, reducing traction sheave grooved angle, increasing
Big undercut angles, in these methods, all can make the safety coefficient of hoist ropes substantially reduce owing to adding than pressure, can make into
Originally it is significantly increased, and traction increases inconspicuous；
2, improving cancellation ratio, increase compensated chain or tethered system, this can make product cost substantially increase, i.e. in order to obtain
High cancellation ratio, a lot of heavy－duties at high speed require that lower traction still can not meet requirement, and owing to adding system weight,
Also reduce the safety coefficient of hoist ropes simultaneously；
3, increase traction sheave cornerite, can the highest main frame, use higher main engine bed, steel wire rope after-combustion structure, but the highest
Main frame cornerite increments is very limited, general not uses, and single directive wheel after-combustion structure due to hoist ropes exist twice anti-
Can be greatly lowered to bending in the service life of hoist ropes, additionally after-combustion structure, traction sheave and directive wheel groove number can be at double
Increase, cause huge structure, product cost can be caused to increase considerably.
Utility model content
A purpose of the present utility model is to solve at least the above, and provides the advantage that at least will be described later.
This utility model is it is also an object that for above hoist ropes design defect of easily skidding in the case of heavy－duty, carry
For the elevator traction system of a kind of big cornerite, use traction sheave and directive wheel synchronized links, make directive wheel the most dynamic, also
The second cornerite on directive wheel is the most useful, and the first cornerite and the second cornerite add up just 180 °, thus adds
The overall cornerite of dynamical system, improves traction, and this utility model solves hoist ropes and easily beats on traction sheave with directive wheel
Sliding technical problem.
In order to realize according to these purposes of the present utility model and further advantage, it is provided that the elevator traction system of a kind of big cornerite
System, including:
Traction sheave, it is in transmission connection with traction machine, and described traction machine is arranged on traction machine load-bearing crossbeam upper end；
Directive wheel, it is arranged on described traction machine load-bearing crossbeam, and described directive wheel and described traction sheave are in same plane；
Steel wire rope, it strides across the top of described traction sheave and directive wheel simultaneously, of described steel wire rope with to reconnecting, separately
One is connected with car；
Wherein, the side of described traction sheave is provided with the first synchronization wheel, and the same side of described directive wheel is provided with the second synchronization wheel,
Described first synchronizes wheel and described second Tong Bu wheel synchronized links.
Preferably, described first synchronize wheel coaxially connected with described traction sheave, described first synchronize take turns diameter be less than described in drag
The diameter of running wheel.
Preferably, described second synchronize wheel coaxially connected with described directive wheel, described second synchronize take turns diameter be less than described in lead
Diameter to wheel.
Preferably, described traction sheave is identical with the diameter of described directive wheel, and described first synchronizes wheel and described second Tong Bu wheel
Diameter is identical.
Preferably, the diameter of described traction sheave is more than the diameter of described directive wheel, and described first synchronizes wheel and described second synchronizes
The diameter of wheel is more identical than the diameter ratio with described traction sheave and described directive wheel.
Preferably, the described wheel that synchronizes is synchronous pulley, and two described synchronous pulleys are by Timing Belt synchronized links.
Preferably, the described wheel that synchronizes is synchromesh gear, and two described synchromesh gears are connected by chain syn-chro-step.
Preferably, on described traction machine load-bearing crossbeam, coaxial erection has pair of bearings, and described bearing can drag described by horizontal anomalous movement
Drawing on machine load-bearing crossbeam, one end of described directive wheel central shaft is separately positioned in a described bearing.
Preferably, it is provided with bottom described bearing for described bearing lock being scheduled on the locking machine on described traction machine load-bearing crossbeam
Structure.
This utility model at least includes following beneficial effect:
1, this utility model is by traction sheave and directive wheel synchronized links so that directive wheel obtains power, and no matter how directive wheel how
Up and down, the cornerite that steel wire rope adds up on traction sheave and directive wheel is 180 ° all the time, it is to avoid steel wire rope is at traction system
Upper skidding, improves the safety and stablization of traction system；
2, this utility model only need to install a Timing Belt additional or chain can complete the synchronized links of traction sheave and directive wheel,
On the premise of being not apparent from overall structure and the product cost of increase elevator, increase considerably steel wire rope cornerite, improve traction system
Effective hoisting power of system.
Part is embodied by further advantage of the present utility model, target and feature by description below, and part also will be by this
Research and the practice of utility model and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the principle schematic of traction system of the present utility model；
Fig. 2 is the assembling structural representation of this utility model traction system；
Fig. 3 is the first side view synchronizing wheel and traction sheave in a kind of embodiment；
Fig. 4 is the first sectional view synchronizing wheel in Fig. 3；
Fig. 5 is the first side view synchronizing wheel and traction sheave in another kind of embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, to make those skilled in the art with reference to description literary composition
Word can be implemented according to this.
Should be appreciated that used herein such as " have ", " comprising " and " including " term do not allot one or many
Other element individual or the existence of a combination thereof or interpolation.
As Figure 1-5, this utility model provides the elevator traction system of a kind of big cornerite, including:
Traction sheave 100, it is in transmission connection with traction machine, and described traction machine is fixed on the upper of traction machine load-bearing crossbeam 700
End；
Directive wheel 200, it is arranged on described traction machine load-bearing crossbeam 700, traction sheave 100 higher than directive wheel 200, and
Described directive wheel and described traction sheave are in same plane；
Steel wire rope 300, it strides across the top of described traction sheave and directive wheel simultaneously, moves along with the rotation of traction sheave, institute
Stating one of steel wire rope 300 to be connected with counterweight 500, other end is connected with car 400, controls traction machine and rotates, can carry
Dynamic steel wire rope moves on traction sheave and directive wheel, thus elevator car；
Wherein, the coaxial side of described traction sheave 100 is provided with the first synchronization wheel 110, described directive wheel 200 corresponding with
Axle side is provided with the second synchronization wheel 210, and described first synchronizes wheel and described second Tong Bu wheel synchronized links so that traction sheave
With directive wheel synchronous interaction, making directive wheel the most dynamic, namely the second cornerite on directive wheel is the most useful, the first cornerite
Add up with the second cornerite and just have 180 °, thus add the overall cornerite of dynamical system, improve traction, solve
The technical problem that hoist ropes easily skids on traction sheave with directive wheel, improves the safety and stablization of traction system, Jin Erti
High traction system promotes the ability of car, in the present embodiment, synchronizes wheel and traction sheave, synchronizes wheel and directive wheel is coaxial conjunction
Body.
Concrete, described first synchronizes the diameter diameter less than described traction sheave 100 of wheel 110, accordingly, described second
Synchronize the diameter diameter less than described directive wheel 200 of wheel 210, so that first, second synchronization wheel does not affect traction system
Normal operation, first, second synchronizes the diameter of wheel according to depending on being actually needed of traction system, as long as ensureing first, the
Two connections synchronizing wheel can guarantee that traction sheave is synchronization with directive wheel.
In a kind of embodiment, described traction sheave is identical with the diameter of described directive wheel, and described first synchronization wheel is same with described second
The diameter of step wheel is identical, after first, second synchronizes wheel synchronized links, and traction sheave, directive wheel, the first synchronization wheel and second
Synchronization wheel speed is completely the same, and steel wire rope keeps consistent at traction sheave with the velocity of rotation on directive wheel.
In a kind of embodiment, the diameter of described traction sheave is more than the diameter of described directive wheel, and described first synchronizes wheel and described the
Two diameters synchronizing to take turns are more identical than the diameter ratio with described traction sheave and described directive wheel, after first, second synchronizes wheel connection,
Traction sheave rotational angular velocity is less than the rotational angular velocity of directive wheel, when steel wire rope linear velocity on traction sheave with directive wheel is one
Causing, steel wire rope equally rotates Tong Bu at traction sheave with holding on directive wheel.
In one embodiment, as shown in Figures 3 and 4, the described wheel that synchronizes is for synchronous pulley, and two described synchronous pulleys are by same
Step band 600 synchronized links, steel wire rope is parallel to each other with the winding of Timing Belt 600, is independent of each other, traction system steel wire rope around
After Hao, further around upper synchronous belt, synchronous belt is because of flexible, as the electromotor on hand tractor and change speed gear box even
Synchronous belt around up as connecing.In the present embodiment, synchronize wheel and use double sheave groove structure, each race 111
Groove depth is 22mm, groove width 22mm, is spaced 12mm, synchronizes a diameter of 220mm of wheel between two-wheel groove.Timing Belt is adopted
Using strong narrow V belt, model is SPC, and girth is changed by actual build.
In another kind of embodiment, as it is shown in figure 5, the described wheel that synchronizes is synchromesh gear, two described synchromesh gears pass through chain
600 synchronized links.Steel wire rope is parallel to each other with the winding of chain 600, is independent of each other, after traction system steel wire rope winds,
Further around upper chain.
For the ease of installing, changing Timing Belt or chain, on described traction machine load-bearing crossbeam 700 coaxial set up have one countershaft
Holding 220, one end of described directive wheel central shaft is separately positioned in a described bearing, and described bearing 220 can horizontal anomalous movement
On described traction machine load-bearing crossbeam, it is achieved thereby that directive wheel is in the rotation of traction machine load-bearing crossbeam, adjusted by level simultaneously
The position of bearings 220, i.e. adjustable guide wheel overall structure and the integrally-built relative distance of traction sheave, install, change
When Timing Belt or chain, by the position of regulation bearing 220 so that directive wheel overall structure is overall near traction sheave, install,
After replacing completes, by the position adjustments of bearing 220 in situ, so that Timing Belt or chain are tightened, in order to fix bearing
Position, is provided with for described bearing lock is scheduled on the lockable mechanism on described traction machine load-bearing crossbeam bottom described bearing
710, as in figure 2 it is shown, unclamp lockable mechanism 710, bearing can be moved, lockable mechanism 710 is locked at traction machine and holds
On great beam, bearing can be locked, it is to avoid in traction system running, directive wheel is subjected to displacement.
From the above mentioned, this utility model is by traction sheave and directive wheel synchronized links so that directive wheel obtains power, no matter guides
Wheel is how upper and lower, the cornerite that steel wire rope adds up on traction sheave with directive wheel is 180 ° all the time, it is to avoid steel wire rope is draging
Draw and skid in system, improve the safety and stablization of traction system；And this utility model only need to install a Timing Belt additional
Or chain can complete the synchronized links of traction sheave and directive wheel, before being not apparent from overall structure and the product cost of increase elevator
Put, increase considerably steel wire rope cornerite, improve effective hoisting power of traction system.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in description and embodiment listed
Using, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, and can
It is easily achieved other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, this practicality
Novel be not limited to specific details and shown here as with describe legend.
Claims (9)
1. the elevator traction system of a big cornerite, it is characterised in that including:
Traction sheave, it is in transmission connection with traction machine, and described traction machine is arranged on traction machine load-bearing crossbeam upper end；
Directive wheel, it is arranged on described traction machine load-bearing crossbeam, and described directive wheel and described traction sheave are in same plane；
Steel wire rope, it strides across the top of described traction sheave and directive wheel simultaneously, of described steel wire rope with to reconnecting, separately
One is connected with car；
Wherein, the side of described traction sheave is provided with the first synchronization wheel, and the same side of described directive wheel is provided with the second synchronization wheel,
Described first synchronizes wheel and described second Tong Bu wheel synchronized links.
2. the elevator traction system of big cornerite as claimed in claim 1, it is characterised in that described first synchronizes wheel and institute
Stating traction sheave coaxially connected, described first synchronizes the diameter diameter less than described traction sheave of wheel.
3. the elevator traction system of big cornerite as claimed in claim 2, it is characterised in that described second synchronizes wheel and institute
Stating directive wheel coaxially connected, described second synchronizes the diameter diameter less than described directive wheel of wheel.
4. the elevator traction system of big cornerite as claimed in claim 3, it is characterised in that described traction sheave is led with described
Identical to the diameter of wheel, the described first diameter synchronizing to take turns with described second synchronization is taken turns is identical.
5. the elevator traction system of big cornerite as claimed in claim 3, it is characterised in that the diameter of described traction sheave is big
In the diameter of described directive wheel, described first synchronize wheel and described second synchronize the diameter of wheel than with described traction sheave and described lead
Identical to the diameter ratio of wheel.
6. the elevator traction system of big cornerite as claimed in claim 1, it is characterised in that described synchronization wheel is Timing Belt
Wheel, two described synchronous pulleys are by Timing Belt synchronized links.
7. the elevator traction system of big cornerite as claimed in claim 1, it is characterised in that described synchronization wheel is synchronous gear
Wheel, two described synchromesh gears are connected by chain syn-chro-step.
8. the elevator traction system of big cornerite as claimed in claim 1, it is characterised in that described traction machine load-bearing crossbeam
Upper coaxial erection has pair of bearings, described bearing can horizontal anomalous movement on described traction machine load-bearing crossbeam, described directive wheel center
One end of axle is separately positioned in a described bearing.
9. the elevator traction system of big cornerite as claimed in claim 8, it is characterised in that be provided with bottom described bearing
For described bearing lock being scheduled on the lockable mechanism on described traction machine load-bearing crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620303382.XU CN205575343U (en) | 2016-04-12 | 2016-04-12 | Elevator system of towing of big cornerite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620303382.XU CN205575343U (en) | 2016-04-12 | 2016-04-12 | Elevator system of towing of big cornerite |
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| Publication Number | Publication Date |
|---|---|
| CN205575343U true CN205575343U (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620303382.XU Active CN205575343U (en) | 2016-04-12 | 2016-04-12 | Elevator system of towing of big cornerite |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105668390A (en) * | 2016-04-12 | 2016-06-15 | 波士顿电梯（湖州）有限公司 | Elevator traction system with large wrap angles |
-
2016
- 2016-04-12 CN CN201620303382.XU patent/CN205575343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105668390A (en) * | 2016-04-12 | 2016-06-15 | 波士顿电梯（湖州）有限公司 | Elevator traction system with large wrap angles |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |