CN202766195U - Full angle brake of elevator hoisting ropes - Google Patents
Full angle brake of elevator hoisting ropes Download PDFInfo
- Publication number
- CN202766195U CN202766195U CN 201220385233 CN201220385233U CN202766195U CN 202766195 U CN202766195 U CN 202766195U CN 201220385233 CN201220385233 CN 201220385233 CN 201220385233 U CN201220385233 U CN 201220385233U CN 202766195 U CN202766195 U CN 202766195U
- Authority
- CN
- China
- Prior art keywords
- full angle
- drg
- retaining pawl
- elevator rope
- hoisting ropes
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a full angle brake of elevator hoisting ropes. The number of the hoisting ropes is two or more than two, and the hoisting ropes longitudinally extend and are mutually parallel and linearly arranged. The full angle brake of the elevator hoisting ropes is characterized by comprising 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 arranged 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 hoisting ropes, the stop pawls which are arranged around one circle of the hoisting ropes rotate to abut to and tightly clamp the hoisting ropes, so that 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 braking effect can be further improved, and safety of an elevator is increased. An air cylinder is used for driving the stop pawls to rotate, and therefore improvement of the stability and controllability in the braking process can be improved.
Description
Technical field
The utility model relates to a kind of brake equipment of drag rope, relates 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 lifting of elevator by forward and reverse rotation of traction sheave.The multi-rope friction hoisting form is a kind of form that usually adopts, and has hoisting capacity large, the advantage that degree of safety is high.Usually the used drg for hoist ropes is that the two parallel plates that adopts presss from both sides the form that rope is braked, because clamping surface is the plane, and the hoist ropes cross section is generally circular, drg can't contact the hoist ropes sidewall by full angle, causes friction face less, and the clamping pressure that needs is large, the defective of easily becoming flexible, affect elevator safety, the hoist ropes that also easily weares and teares reduces service life.
Summary of the invention
The utility model has overcome the deficiencies in the 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 solution adopted in the utility model is a kind of full angle drg of elevator rope, described hoist ropes is two or more, 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 strip retaining pawls that central authorities extend along the body cross-wise direction to body interior, and what an end of described retaining pawl can rotate in this body section is connected on the inner body wall.
In preferred embodiment of the utility model, comprise that further described each retaining pawl links to each other with the driving cylinder, rotate synchronously by driving cylinder control.
In preferred embodiment of the utility model, comprise that further described retaining pawl equals place this body section of tubular radius of circle along the length of self bearing of trend and deducts described hoist ropes section radius.
In preferred embodiment of the utility model, the free end that further comprises described each retaining pawl is provided with the brake head perpendicular to the bearing of trend of place retaining pawl.
In preferred embodiment of the utility model, comprise that further the bearing of trend of described each retaining pawl is positioned at same this body section of tubular.
In preferred embodiment of the utility model, comprise that further described retaining pawl is 8-16, circumferentially evenly distributes in this body section of tubular of place.
In preferred embodiment of the utility model, further comprise the number of described tubular body corresponding to hoist ropes quantity, each body axis is parallel and be positioned at same plane.
In preferred embodiment of the utility model, comprise that further the pipe link by horizontal expansion links to each other between adjacent described body.
The utility model has solved the defective that exists in the background technology, and the full angle drg of elevator rope of the present utility model props up and clamp hoist ropes by rotating around hoist ropes one all retaining pawls that arranges, and realizes braking, efficiently stablizes.Retaining pawl self is along tubular body cross-section radial, and each retaining pawl co-altitude Central Symmetry arranges, and can further improve braking effect, increases elevator safety.Adopt the air cylinder driven retaining pawl to rotate, be conducive to improve stable, the controllability of braking procedure.Can also be further at the brake head of each retaining pawl free end setting perpendicular to the retaining pawl bearing of trend, 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 drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Fig. 2 is the structural representation of single tubular body in the preferred embodiment of the present utility model;
Among the figure: 1, hoist ropes, 2, the tubular body, 4, retaining pawl, 41, brake head, 6, pipe link.
The specific embodiment
In conjunction with the accompanying drawings and embodiments the utility model is described in further detail now, these accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1, the full angle drg of a kind of elevator rope of the present utility model, the rounded cylindrical body 2 that comprises the longitudinal extension open at both ends, tubular body 2 inwalls are provided with 3 upper strip retaining pawls 4 that extend along tubular body 2 cross-wise direction to tubular body 2 central interior, and what an end of described retaining pawl 4 can rotate in tubular body 2 cross sections is connected on tubular body 2 inwalls.Described each tubular body 2 axis are parallel and be positioned at same plane, and 2 pipe links 6 by 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 place 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.During braking, each retaining pawl 4 turns to self bearing of trend by the round heart in cross section in tubular body 2 cross sections, place, and this moment, the circle diameter at each retaining pawl 4 free end place just in time equaled hoist ropes 1 diameter.During the brake off state, each retaining pawl 4 bearing of trend depart from place tubular body 2 cross section diameters to, because retaining pawl 4 is constant along the length of self bearing of trend, the circle diameter at each retaining pawl 4 free end place will not affect the motion of hoist ropes 1 greater than hoist ropes 1 diameter.Described retaining pawl 4 quantity are 8, circumferentially evenly distribute in tubular body 2 cross sections, place.The free end of each retaining pawl 4 also is provided with the brake head 41 perpendicular to retaining pawl 4 bearing of trends of place retaining pawl 4, described brake head 41 is extended to a side of retaining pawl 4 by place retaining pawl 4 free ends, brake head 41 can be shaft-like, sheet or tabular, the junction of retaining pawl 4 bodies and brake head 41 can be set to fillet, avoids damaging hoist ropes 1.Brake head 41 1 on each retaining pawl 4 is postponed and is stretched.
As shown in Figure 1, hoist ropes 1 parallel to each other to 3 longitudinal extensions and that press straight-though arrangement is installed drg of the present utility model.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 to carrying out emergency braking to elevator, start cylinder, each retaining pawl 4 rotates to hoist ropes 1 in the driving drg, and be to be in reverse to each brake head 41 bearing of trend to rotate, can concentrate and clamp hoist ropes 1, secure lock prevents that it from moving up and down, and avoids hindering hoist ropes 1 with the less end stamp wearing and tearing of sectional area.Elevator is normally in service, the retaining pawl 4 of drg to brake head 41 extend a side turn to depart from place tubular body 2 cross section diameters to the position, reserve hoist ropes 1 moving conduit, do not affect normal operation.
Above foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related personnel can in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on the specification sheets, must determine technical scope according to the claim scope.
Claims (8)
1. the full angle drg of an elevator rope, described hoist ropes is two or more, 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 strip retaining pawls that central authorities extend along the body cross-wise direction to body interior, and what an end of described 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: described each retaining pawl with drive cylinder and link to each other, by driving synchronously rotation of cylinder control.
3. the full angle drg of elevator rope according to claim 2 is characterized in that: described retaining pawl equals place this body section of tubular radius of circle along the length of self bearing of trend and deducts described hoist ropes section radius.
4. the full angle drg of elevator rope according to claim 3, it is characterized in that: the free end of described each retaining pawl is provided with the brake 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 described 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: described retaining pawl is 8-16, circumferentially evenly distributes 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 described 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 by horizontal expansion between adjacent described body links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220385233 CN202766195U (en) | 2012-08-06 | 2012-08-06 | Full angle brake of elevator hoisting ropes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220385233 CN202766195U (en) | 2012-08-06 | 2012-08-06 | Full angle brake of elevator hoisting ropes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202766195U true CN202766195U (en) | 2013-03-06 |
Family
ID=47772784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220385233 Expired - Fee Related CN202766195U (en) | 2012-08-06 | 2012-08-06 | Full angle brake of elevator hoisting ropes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202766195U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102745619A (en) * | 2012-08-06 | 2012-10-24 | 吴江信谊精密五金有限公司 | Full angle brake of elevator hauling ropes |
-
2012
- 2012-08-06 CN CN 201220385233 patent/CN202766195U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102745619A (en) * | 2012-08-06 | 2012-10-24 | 吴江信谊精密五金有限公司 | Full angle brake of elevator hauling ropes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20130806 |