CN108163675A - A kind of modified headframe formula multi-rope friction type lifting system - Google Patents
A kind of modified headframe formula multi-rope friction type lifting system Download PDFInfo
- Publication number
- CN108163675A CN108163675A CN201711457503.1A CN201711457503A CN108163675A CN 108163675 A CN108163675 A CN 108163675A CN 201711457503 A CN201711457503 A CN 201711457503A CN 108163675 A CN108163675 A CN 108163675A
- Authority
- CN
- China
- Prior art keywords
- friction pulley
- rope
- reverse wheel
- friction
- sythetic fiber
- 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.)
- Pending
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B15/00—Main component parts of mining-hoist winding devices
- B66B15/02—Rope or cable carriers
- B66B15/04—Friction sheaves; "Koepe" pulleys
-
- 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
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
Landscapes
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The present invention discloses a kind of modified headframe formula multi-rope friction type lifting system, it includes Sythetic fiber rope and friction pulley, Sythetic fiber rope is around being located on friction pulley, reverse wheel is provided with below friction pulley, the axis of reverse wheel is parallel with the axis of friction pulley, and the Sythetic fiber rope of one end suspension hoisting container A is taken by friction pulley around downwards after half-turn, via reverse wheel further around to friction pulley, it is taken again on friction pulley around half-turn, the other end that then hangs down suspension hoisting container B；The quantity of reverse wheel and the quantity of Sythetic fiber rope are consistent；The grooving for more than a circle supplying Sythetic fiber rope winding, the grooving number of turns set on friction pulley 1 circle more than the grooving number of turns on reverse wheel are provided on friction pulley and on reverse wheel.The present invention effectively reduces the initial investment cost and later maintenance cost of lifting system, in ultradeep well promotes application, can promote same hoisting container using more Sythetic fiber ropes simultaneously, hoisting power significantly increases.
Description
Technical field
The invention belongs to mine hoist technical fields, are promoted more particularly, to a kind of modified headframe formula multi-rope friction type
System.
Background technology
In mine hoisting equipment, multi-rope friction hoisting machine is because payload is big, machinery weight is relatively light, motor work(
Rate is smaller and has been widely used.Headframe formula multi-rope friction hoisting machine is using friction winding principle：Above well head
Headframe is built, hoist installation rides over boom hoist cable on the friction pulley of elevator on headframe, and friction pulley 2 is driven by motor 1
Dynamic rotation, hoisting container A 4, hoisting container B 6 are suspended on the both ends of boom hoist cable 7 respectively, when elevator works, steel wire
Rope under tension is tightly pressed against with certain normal pressure on the friction lining of friction pulley, so as to generate certain frictional force；When electronic
When machine drives friction pulley rotation, the frictional force between friction lining and steel wire rope on friction pulley just drives steel wire rope with leading
Wheel rotates together, so as to fulfill the promotion of container and decentralization movement.Multi-rope friction hoisting machine is due to may be used more steel wires
It restricts to promote a hoisting container, therefore be properly applied to the lifting system of deeper mine instead of 1 coarse-wire rope.
Although the wide high yield mine hoisting for being applied to km or so of headframe formula multi-rope friction hoisting machine, its
It can encounter following main problem when being promoted applied to super km deep-well.
In headframe formula multi-rope friction hoisting machine lifting process, the tension variation promoted in head rope must be limited to one
In a range.At present, the standard of steel wire rope manufacturer's recommended is the 11.5% of aggregate breaking force in the world, and otherwise steel wire rope makes
Can drastically it be shortened with the service life.When being promoted applied to super km deep-well, in the promotion head rope of headframe formula multi-rope friction hoisting machine
Tension variation often be more than the value, it is very short so as to cause the service life of boom hoist cable.General use two in the world
The multi-rope friction hoisting machine of container and the single hoisting container of use are being answered with the multi-rope friction hoisting machine that balance weight is combined
The problem of steel wire rope tension variation is excessive can be all encountered when km deep-well is promoted for surpassing.
In the promotion of super km deep-well, the too short rope service-life of headframe formula multi-rope friction hoisting machine can lead to elevator
Have to frequently change rope, not only increase the cost of steel wire rope in itself, and the time for changing rope consumption can influence the fortune in mine
Row reduces the time of mine operation, so as to reduce the profit in mine.
Invention content
It rubs to solve the above problems, restricting the object of the present invention is to provide a kind of modified headframe formula applied to ultradeep well more
Erasing lifting system can effectively expand the use scope of friction type winder.
For achieving the above object, the present invention adopts the following technical scheme that：
A kind of modified headframe formula multi-rope friction type lifting system, including Sythetic fiber rope and friction pulley, Sythetic fiber rope around
It is located on friction pulley, reverse wheel is provided with below friction pulley, the axis of reverse wheel is parallel with the axis of friction pulley, one end suspension
The Sythetic fiber rope of hoisting container A is taken by friction pulley around downwards after half-turn, via reverse wheel further around to friction pulley, is being rubbed
It wipes and is taken again around half-turn on wheel, the other end that then hangs down suspension hoisting container B；The quantity of reverse wheel and the quantity of Sythetic fiber rope are protected
It holds consistent；The grooving for more than a circle supplying Sythetic fiber rope winding is provided on friction pulley and on reverse wheel, is set on friction pulley
The grooving number of turns 1 circle more than the grooving number of turns on reverse wheel.
Due to using technical solution as described above, the present invention has following superiority：
The modified headframe formula multi-rope friction type lifting system, safety and stability are easily changed steel wire rope, and service life obtains bright
Aobvious to improve, the Sythetic fiber rope of use has many advantages, such as that intensity is high, light-weight, resist bending, passes through reverse wheel and synthetic fibers
The structure design of rope allows enclose cornerite of the Sythetic fiber rope on friction pulley to reach 360 degree, increases Sythetic fiber rope and is rubbing
The frictional force on wheel is wiped, using tension variation in common multi-rope friction hoisting machine steel wire rope in being promoted so as to avoid ultradeep well
The problem of excessive, also avoids common multi-rope friction hoisting machine using Sythetic fiber rope due to Sythetic fiber rope quality mistake itself
Light the problem of causing the antiskid Checking Calculation of lifting system that can not pass through；It even can be with system container under conditions of antiskid Checking Calculation is met
Lower section does not hang tail rope, so as to effectively reduce the initial investment cost of lifting system and later maintenance cost；It is carried in ultradeep well
It rises in application, same hoisting container can be promoted using more Sythetic fiber ropes simultaneously, energy is promoted compared with cylindrical drum hoist
Power significantly increases, while avoids the problem of short replacement of rope service-life frequently influences mining production.
Description of the drawings
Fig. 1 is the structure diagram of headframe formula multi-rope friction hoisting machine system in the prior art；
Fig. 2 is the structure diagram of modified headframe formula multi-rope friction type lifting system of the present invention；
Fig. 3 is the structure diagram of the friction pulley in Fig. 2；
Fig. 4 is the structure diagram of the reverse wheel in Fig. 2；
In figure：1- motors；2- friction pulleys；3- brakes；4- hoisting containers A；5- promotes tail rope；6- hoisting containers B；
7- boom hoist cables；8- Sythetic fiber ropes；9- reverse wheels；10- friction linings.
Specific embodiment
Technical scheme of the present invention is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 2,3, 4, the modified headframe formula multi-rope friction type lifting system including Sythetic fiber rope 8 and is rubbed
Wheel 2 is wiped, for Sythetic fiber rope around being located on friction pulley, friction pulley 2 drives rotation, hoisting container A 4, hoisting container B 6 by motor 1
It is suspended on the both ends of Sythetic fiber rope 8 respectively, is provided with reverse wheel 9 below friction pulley, the axis of reverse wheel and friction pulley
Axis is parallel, and the Sythetic fiber rope of one end suspension hoisting container A 4 is taken by friction pulley around downwards after half-turn, via commutation
Wheel is taken on friction pulley around half-turn, the other end that then hangs down suspension hoisting container B 6 again further around to friction pulley；The number of reverse wheel
It measures and is consistent with the quantity of Sythetic fiber rope；On friction pulley and it is provided with multiple friction linings 10, friction lining on reverse wheel
On offer grooving for Sythetic fiber rope winding, the grooving number of turns set on friction pulley is 1 more than the grooving number of turns on reverse wheel
Circle.
Sythetic fiber rope enclosing cornerite and can reach 360 degree on friction pulley, significantly increases Sythetic fiber rope and is rubbing
Frictional force on wheel, and so on, when lifting system needs when enclosing cornerite to provide the frictional force of bigger of bigger, can rub
The grooving that wheel above and on reverse wheel sets more multi-turn is wiped, setting rule is the friction grooving number of turns set on friction pulley than commutation
More 1 circles of the grooving number of turns on wheel, such Sythetic fiber rope can wind multi-turn on friction pulley and reverse wheel, obtain enclosing for bigger
Cornerite.
After employing Sythetic fiber rope, in the case where promoting same load and container, because the mitigation of rope weight, keeps away
The problem of tension variation when having exempted from using steel wire rope is excessive, rope service life can effectively improve, and not only save purchase rope expense,
It has saved maintenance and has changed the rope time.
Modified headframe formula multi-rope friction type lifting system in Fig. 2 is promoted simultaneously using 2 steel wire ropes, practical to promote system
The rope number of the quantity such as 2,4,8,10 may be used in system.
With reference to Fig. 2 it is found that the signal of the present invention is to synthesize rope to wind 2 times on friction pulley, 1 feelings is wound on reverse wheel
Condition can also wind more numbers according to the needs of system on friction pulley and reverse wheel, and friction is served as a contrast in structure at this time
Grooving quantity on pad is modified as needed.
The foregoing is merely presently preferred embodiments of the present invention rather than limitation of the present invention, in the essence for not departing from the present invention
In the case of refreshing and range, all equivalent changes and modifications made according to scope of the present invention patent should all belong to the special of the present invention
Within sharp protection domain.
Claims (1)
1. a kind of modified headframe formula multi-rope friction type lifting system, it is characterized in that：It includes Sythetic fiber rope and friction pulley, closes
Into cordage around being located on friction pulley, reverse wheel is provided with below friction pulley, the axis of reverse wheel and the axis of friction pulley are put down
Row, the Sythetic fiber rope of one end suspension hoisting container A are taken by friction pulley around downwards after half-turn, via reverse wheel further around to
Friction pulley is taken on friction pulley again around half-turn, the other end that then hangs down suspension hoisting container B；The quantity of reverse wheel is fine with synthesis
The quantity of dimension rope is consistent；The grooving for more than a circle supplying Sythetic fiber rope winding is provided on friction pulley and on reverse wheel, is rubbed
Wipe the grooving number of turns set on wheel 1 circle more than the grooving number of turns on reverse wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711457503.1A CN108163675A (en) | 2017-12-28 | 2017-12-28 | A kind of modified headframe formula multi-rope friction type lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711457503.1A CN108163675A (en) | 2017-12-28 | 2017-12-28 | A kind of modified headframe formula multi-rope friction type lifting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108163675A true CN108163675A (en) | 2018-06-15 |
Family
ID=62519255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711457503.1A Pending CN108163675A (en) | 2017-12-28 | 2017-12-28 | A kind of modified headframe formula multi-rope friction type lifting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108163675A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119196A1 (en) * | 2018-12-13 | 2020-06-18 | 中国矿业大学 | Ultradeep vertical well annularly distributed frictional lifting system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484608A (en) * | 2001-01-04 | 2004-03-24 | ά�й����ɷ�����˾ | Gearless cable lift with a dual wind drive disk mechanism |
| CN1612841A (en) * | 2002-01-09 | 2005-05-04 | 通力股份公司 | Elevator |
| CN201437487U (en) * | 2009-05-26 | 2010-04-14 | 中冶集团华冶资源开发有限责任公司 | Hoisting device for mine |
| CN102745579A (en) * | 2011-04-21 | 2012-10-24 | 新明和工业株式会社 | Lifting driving device and mechanical parking equipment having the same |
| CN103663070A (en) * | 2013-12-30 | 2014-03-26 | 中国恩菲工程技术有限公司 | Friction type mine hoisting system |
| JP2016050118A (en) * | 2014-09-01 | 2016-04-11 | コネ コーポレイションＫｏｎｅ Ｃｏｒｐｏｒａｔｉｏｎ | Elevator |
| CN206615907U (en) * | 2017-04-08 | 2017-11-07 | 刘湘丽 | Safe coal lifting system |
-
2017
- 2017-12-28 CN CN201711457503.1A patent/CN108163675A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484608A (en) * | 2001-01-04 | 2004-03-24 | ά�й����ɷ�����˾ | Gearless cable lift with a dual wind drive disk mechanism |
| CN1612841A (en) * | 2002-01-09 | 2005-05-04 | 通力股份公司 | Elevator |
| CN201437487U (en) * | 2009-05-26 | 2010-04-14 | 中冶集团华冶资源开发有限责任公司 | Hoisting device for mine |
| CN102745579A (en) * | 2011-04-21 | 2012-10-24 | 新明和工业株式会社 | Lifting driving device and mechanical parking equipment having the same |
| CN103663070A (en) * | 2013-12-30 | 2014-03-26 | 中国恩菲工程技术有限公司 | Friction type mine hoisting system |
| JP2016050118A (en) * | 2014-09-01 | 2016-04-11 | コネ コーポレイションＫｏｎｅ Ｃｏｒｐｏｒａｔｉｏｎ | Elevator |
| CN206615907U (en) * | 2017-04-08 | 2017-11-07 | 刘湘丽 | Safe coal lifting system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119196A1 (en) * | 2018-12-13 | 2020-06-18 | 中国矿业大学 | Ultradeep vertical well annularly distributed frictional lifting system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180615 |
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| RJ01 | Rejection of invention patent application after publication |