CN102745619A - Full angle brake of elevator hauling ropes - Google Patents
Full angle brake of elevator hauling ropes Download PDFInfo
- Publication number
- CN102745619A CN102745619A CN2012102765225A CN201210276522A CN102745619A CN 102745619 A CN102745619 A CN 102745619A CN 2012102765225 A CN2012102765225 A CN 2012102765225A CN 201210276522 A CN201210276522 A CN 201210276522A CN 102745619 A CN102745619 A CN 102745619A
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- CN
- China
- Prior art keywords
- full angle
- retaining pawl
- drg
- elevator rope
- elevator
- 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.)
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention relates to a full angle brake of elevator hauling ropes. The number of the hauling ropes is two or more than two, and the hauling ropes longitudinally extend and are mutually parallel and linearly arranged. The full angle brake of the elevator hauling ropes is characterized in that the full angle brake comprises a barrel-shaped body which longitudinally extends, two ends of the barrel-shaped body are open, two or more than two stripe-shaped stop pawls which extend to the center of the interior of the body along a cross section direction of the body are disposed on the inner wall of the body, and one ends of the stop pawls are rotatably connected with the inner wall of the body in the cross section of the body. According to the full angle brake of the elevator hauling ropes, the stop pawls which are arranged around one circle of the hauling ropes rotate to abut to and tightly clamp the hauling ropes, so that the braking can be efficiently and stably achieved. The stop pawls are along the radial direction of the cross section of the barrel-shaped body, the stop pawls are arranged in a central symmetry mode with a same height, so that the braking effect can be further improved, and the safety of an elevator is increased. An air cylinder is used for driving the stop pawls to rotate, and thereby the improvement of the stability and controllability in the braking process can be facilitated.
Description
Technical field
The present invention relates to a kind of brake equipment of drag rope, relate in particular to a kind of drg of elevator rope.
Background technology
The common end of hoist ropes is fixed on the elevator counterweight, and the other end is fixed in car, realizes the up-down of elevator through forward and reverse rotation of traction sheave.The multi-rope friction hoisting form is a kind of form that adopts usually, and it is big to have hoisting capacity, the advantage that degree of safety is high.Usually the used drg to hoist ropes is the form of the two parallel plates folder rope braking of employing, because clamping surface is the plane, and the hoist ropes cross section is generally circle; Drg can't contact the hoist ropes sidewall by full angle, causes friction face less, and the clamping pressure that needs is big; Loosening easily defective; Influence elevator safety, also the easy abrasion hoist ropes reduces service life.
Summary of the invention
The present invention has overcome the deficiency of prior art, provides a kind of simple in structure, efficient braking, and stability and safety are higher, and can protect the elevator rope full angle drg of hoist ropes.
For achieving the above object; The technical scheme that the present invention adopts is a kind of full angle drg of elevator rope; Said hoist ropes is two or more, and longitudinal extension is parallel to each other and press straight-though arrangement, it is characterized in that: the tubular body that comprises the longitudinal extension open at both ends; Inner body wall is provided with two or more along the strip retaining pawl that the body cross-wise direction is extended to body interior central authorities, and what an end of said retaining pawl can rotate in this body section is connected on the inner body wall.
In preferred embodiment of the present invention, comprise that further said each retaining pawl links to each other with the driving cylinder, rotate synchronously by driving cylinder control.
In preferred embodiment of the present invention, comprise that further said retaining pawl equals to belong to this body section of tubular radius of circle along the length of self bearing of trend and deducts said hoist ropes section radius.
In preferred embodiment of the present invention, comprise that further the free end of said each retaining pawl is provided with the braking head perpendicular to the bearing of trend of place retaining pawl.
In preferred embodiment of the present invention, comprise that further the bearing of trend of said each retaining pawl is positioned at same this body section of tubular.
In preferred embodiment of the present invention, comprise that further said retaining pawl is 8-16, circumferential rectangular distribution in this body section of tubular of place.
In preferred embodiment of the present invention, the number that further comprises said tubular body is corresponding to hoist ropes quantity, and each body axis is parallel and be positioned at same plane.
In preferred embodiment of the present invention, comprise that further the pipe link through horizontal expansion links to each other between adjacent said body.
The invention solves the defective that exists in the background technology, the full angle drg of elevator rope of the present invention props up and clamps hoist ropes through rotating around hoist ropes one all retaining pawls that is provided with, and realizes braking, efficiently stablizes.Retaining pawl self is along tubular body cross-section radial, and each retaining pawl co-altitude center is symmetrical set, and can further improve braking effect, increases elevator safety property.Adopt the air cylinder driven retaining pawl to rotate, help improving stable, the controllability of braking procedure.Can also further the braking head perpendicular to the retaining pawl bearing of trend be set at each retaining pawl free end, the frictional area of increase and hoist ropes sidewall, the protection hoist ropes is not by the less retaining pawl free end end frictional failure of sectional area.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is the structural representation of the preferred embodiments of the present invention;
Fig. 2 is a single tubular main body structure scheme drawing in the preferred embodiments of the present invention;
Among the figure: 1, hoist ropes, 2, the tubular body, 4, retaining pawl, 41, the braking head, 6, pipe link.
The specific embodiment
Combine accompanying drawing and embodiment that the present invention is done further detailed explanation now, these accompanying drawings are the scheme drawing of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
As shown in Figure 1; The full angle drg of a kind of elevator rope of the present invention; The rounded cylindrical body 2 that comprises the longitudinal extension open at both ends; Tubular body 2 inwalls are provided with the strip retaining pawl 4 that 3 upper edge tubular body 2 cross-wise direction are extended to tubular body 2 central interior, and what an end of said retaining pawl 4 can rotate in tubular body 2 cross sections is connected on tubular body 2 inwalls.Said each tubular body 2 parallel axes and be positioned at same plane, 2 pipe links 6 through horizontal expansion of adjacent tubular body link to each other.Each retaining pawl 4 links to each other with driving cylinder (not shown), rotates synchronously by driving cylinder control.The bearing of trend of each retaining pawl 4 is positioned at same tubular body 2 cross sections, and each retaining pawl 4 equals to belong to tubular body 2 cross section radius of circles along the length of self bearing of trend and deducts hoist ropes 1 section radius to be braked.Glancing impact, each retaining pawl 4 turn to self bearing of trend round heart in cross section through tubular body 2 cross sections, place, and this moment, the circle diameter at each retaining pawl 4 free ends place just in time equaled hoist ropes 1 diameter.During the brake off state; Each retaining pawl 4 bearing of trend departs from tubular body 2 cross sections, place circle radially; Because retaining pawl 4 is constant along the length of self bearing of trend, the circle diameter at each retaining pawl 4 free ends place is greater than hoist ropes 1 diameter, with the motion that does not influence hoist ropes 1.Said retaining pawl 4 quantity are 8, circumferential rectangular distribution in tubular body 2 cross sections, place.The free end of each retaining pawl 4 also is provided with the braking 41 perpendicular to retaining pawl 4 bearing of trends of place retaining pawl 4; Said braking 41 is extended to a side of retaining pawl 4 by place retaining pawl 4 free ends; Braking 41 can be shaft-like, sheet or tabular; Retaining pawl 4 bodies can be set to fillet with the junction of braking 41, avoid damaging hoist ropes 1.Braking on each retaining pawl 4 41 1 is postponed and is stretched.
As shown in Figure 1, and hoist ropes 1 that press straight-though arrangement parallel to each other to 3 longitudinal extensions installed drg of the present invention.Each hoist ropes 1 opsition dependent is placed in the corresponding drg tubular body 2 successively, and each tubular body 2 axis direction is parallel to hoist ropes 1 bearing of trend.In the time of need carrying out emergency braking to elevator; Start cylinder; Each retaining pawl 4 rotates to hoist ropes 1 in the drive brake device, and is to be in reverse to each braking 41 bearing of trend to rotate, and can concentrate to clamp hoist ropes 1; Secure lock prevents that it from moving up and down, and avoids stabbing wearing and tearing with the less end of sectional area and hinder hoist ropes 1.Elevator is normally in service, and the retaining pawl 4 of drg turns to braking 41 extensions, one side and departs from circle position radially, tubular body 2 cross sections, place, reserves hoist ropes 1 moving conduit, does not influence normal operation.
Above foundation desirable embodiment of the present invention is enlightenment, and through above-mentioned description, the related personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the specification sheets, must confirm technical scope according to the claim scope.
Claims (8)
1. the full angle drg of an elevator rope; Said hoist ropes is two or more; Longitudinal extension is parallel to each other and press straight-though arrangement; It is characterized in that: comprise the tubular body of longitudinal extension open at both ends, inner body wall is provided with two or more along the strip retaining pawl that the body cross-wise direction is extended to body interior central authorities, and what an end of said retaining pawl can rotate in this body section is connected on the inner body wall.
2. the full angle drg of elevator rope according to claim 1 is characterized in that: said each retaining pawl with drive cylinder and link to each other, by driving cylinder control rotation synchronously.
3. the full angle drg of elevator rope according to claim 2 is characterized in that: said retaining pawl equals to belong to this body section of tubular radius of circle along the length of self bearing of trend and deducts said hoist ropes section radius.
4. the full angle drg of elevator rope according to claim 3 is characterized in that: the free end of said each retaining pawl is provided with the braking head perpendicular to the bearing of trend of place retaining pawl.
5. the full angle drg of elevator rope according to claim 4, it is characterized in that: the bearing of trend of said each retaining pawl is positioned at same this body section of tubular.
6. the full angle drg of elevator rope according to claim 5 is characterized in that: said retaining pawl is 8-16, circumferential rectangular distribution in this body section of tubular of place.
7. the full angle drg of elevator rope according to claim 6 is characterized in that: the number of said tubular body is corresponding to hoist ropes quantity, and each body axis is parallel and be positioned at same plane.
8. the full angle drg of elevator rope according to claim 7 is characterized in that: the pipe link through horizontal expansion between adjacent said body links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102765225A CN102745619A (en) | 2012-08-06 | 2012-08-06 | Full angle brake of elevator hauling ropes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102765225A CN102745619A (en) | 2012-08-06 | 2012-08-06 | Full angle brake of elevator hauling ropes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102745619A true CN102745619A (en) | 2012-10-24 |
Family
ID=47026201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102765225A Pending CN102745619A (en) | 2012-08-06 | 2012-08-06 | Full angle brake of elevator hauling ropes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102745619A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439121A (en) * | 2018-04-10 | 2018-08-24 | 北京中铁电梯工程有限公司 | Elevator safety system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19635245A1 (en) * | 1996-08-30 | 1998-03-05 | Wittur Aufzugteile Gmbh & Co | Emergency brake unit for haulage cable of lift |
| CN1469835A (en) * | 2000-10-21 | 2004-01-21 | 起产情报System株式会社 | Elevator rope braking system |
| CN1843888A (en) * | 2005-04-08 | 2006-10-11 | 东芝电梯株式会社 | Rope brake device for elevator |
| CN100455503C (en) * | 2004-11-09 | 2009-01-28 | 株式会社日立制作所 | Emergency braking device for elevator |
| CN201552311U (en) * | 2009-11-28 | 2010-08-18 | 芜湖长胜机械制造有限公司 | Three-claw chuck |
| CN202766195U (en) * | 2012-08-06 | 2013-03-06 | 吴江信谊精密五金有限公司 | Full angle brake of elevator hoisting ropes |
-
2012
- 2012-08-06 CN CN2012102765225A patent/CN102745619A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19635245A1 (en) * | 1996-08-30 | 1998-03-05 | Wittur Aufzugteile Gmbh & Co | Emergency brake unit for haulage cable of lift |
| CN1469835A (en) * | 2000-10-21 | 2004-01-21 | 起产情报System株式会社 | Elevator rope braking system |
| CN100455503C (en) * | 2004-11-09 | 2009-01-28 | 株式会社日立制作所 | Emergency braking device for elevator |
| CN1843888A (en) * | 2005-04-08 | 2006-10-11 | 东芝电梯株式会社 | Rope brake device for elevator |
| CN201552311U (en) * | 2009-11-28 | 2010-08-18 | 芜湖长胜机械制造有限公司 | Three-claw chuck |
| CN202766195U (en) * | 2012-08-06 | 2013-03-06 | 吴江信谊精密五金有限公司 | Full angle brake of elevator hoisting ropes |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439121A (en) * | 2018-04-10 | 2018-08-24 | 北京中铁电梯工程有限公司 | Elevator safety system |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20121024 |