CN110817663B - Rescue counterweight device of elevator - Google Patents
Rescue counterweight device of elevator Download PDFInfo
- Publication number
- CN110817663B CN110817663B CN201911297757.0A CN201911297757A CN110817663B CN 110817663 B CN110817663 B CN 110817663B CN 201911297757 A CN201911297757 A CN 201911297757A CN 110817663 B CN110817663 B CN 110817663B
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- CN
- China
- Prior art keywords
- clamping plate
- clamping
- rope
- clamping plates
- splint
- 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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Links
- 238000004804 winding Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000009954 braiding Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0065—Roping
- B66B11/008—Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model provides a rescue counter weight device of elevator, including first splint and second splint, first splint and second splint respectively have two and around distributing, be equipped with a plurality of rope sheave between the first splint, also be equipped with same a plurality of rope sheave between the second splint, both ends are connected with corresponding first splint or second splint respectively around the rope sheave shaft, it has wire rope to wind on the rope sheave, wire rope is with the rope sheave winding connection on first splint and the second splint and stretch out from the outside of two first splint, be equipped with connecting device between first splint and the second splint, the outside back of first splint is equipped with compensation chain chucking device, the outside back of second splint is equipped with compensation chain chucking device equally. The invention can be firmly hung on the compensation chain all the time and cannot fall off, thereby ensuring the use safety.
Description
Technical Field
The invention belongs to the technical field of elevator rescue, and particularly relates to a rescue counterweight device of an elevator.
Background
When the elevator without the machine room is suddenly powered off or fails and loses power, the elevator professional maintenance personnel are required to rescue personnel trapped in the elevator car, if the total weight of the elevator car and the internal load and the elevator counterweight are close at the moment, even if the safety band-type brake of the elevator is manually released, the elevator car is difficult to move to the nearest floor by manpower, at the moment, the rescue personnel often need to hang a weight on a compensation chain connected with the elevator car and the counterweight, the stress balance of the elevator car and the counterweight is broken, and the elevator can move to the nearest floor by itself or with smaller manpower to rescue the trapped personnel. The existing method for adding the weight to the compensation chain mostly adopts a method of directly binding or pressing a clamping plate by a bolt, and installing a hook on the clamping plate to hang the counterweight.
Disclosure of Invention
The invention provides a rescue counterweight device of an elevator, which is used for solving the defects in the prior art.
The invention is realized by the following technical scheme:
The rescue counterweight device of the elevator comprises a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are respectively provided with two rope pulleys which are distributed in the front-back direction, a plurality of rope pulleys are arranged between the first clamping plates, the same plurality of rope pulleys are also arranged between the second clamping plates, the front end and the rear end of a rope pulley shaft are respectively connected with the corresponding first clamping plate or the second clamping plate, a steel wire rope is wound on the rope pulleys, the rope pulleys on the first clamping plate and the second clamping plate are connected in a winding manner and extend out of the outer sides of the two first clamping plates, a connecting device is arranged between the first clamping plate and the second clamping plate, a compensation chain clamping device is arranged on the back side of the outer side of the first clamping plate, and a compensation chain clamping device is also arranged on the back side of the outer side of the second clamping plate;
the two rope ends of the steel wire rope, which extend out, are tied into a whole through braiding, and the tail ends of the rope ends are fixedly connected with hanging rings.
The outer circumferential surface of the rope pulley is in an inward concave arc shape.
The elevator rescue counterweight device comprises the damping rods, a plurality of damping rods are fixedly arranged between the first clamping plates, the movable ends of the damping rods extend to the second clamping plates, rectangular blocks are fixedly connected to the movable ends of the damping rods, and the front face and the rear face of each rectangular block are respectively fixedly connected with the second clamping plates on the corresponding side.
The compensation chain clamping device comprises the protruding blocks, the plurality of protruding blocks are fixedly arranged on the back face of the outer side of the first clamping plate, the plurality of identical protruding blocks are fixedly arranged on the back face of the outer side of the second clamping plate, and the protruding blocks on the first clamping plate and the protruding blocks on the second clamping plate are in the shape of an arc with the middle being sunken.
According to the rescue counterweight device of the elevator, the plurality of reinforcing ribs are fixedly connected between the first clamping plates, and the plurality of same reinforcing ribs are fixedly connected between the second clamping plates.
The invention has the advantages that: when the elevator compensation chain is used, a user hangs the elevator compensation chain on the elevator compensation chain, the compensation chain is positioned between the compensation chain clamping devices, then the steel wire rope is tensioned, the steel wire rope is forced to pull the distance between the rope pulleys on the first clamping plate and the second clamping plate, the damping rod is forced to compress, the distance between the lugs on the two clamping plates is also pulled to enable the compensation chain clamping devices to initially clamp the compensation chain, then the counterweight is hung on the lifting rings, the weight of the counterweight can further tighten the steel wire rope, the compensation chain clamping devices completely clamp the compensation chain, at the moment, the balance between the elevator car and the counterweight of the elevator car is broken, a rescuer can move the elevator car to unwind and rescue, after rescue work is completed, the user can release the elevator car with the aid of the damping rod by only removing the counterweight hung on the lifting rings; even if the user does not detach the invention for the first time after rescue is finished, as the steel wire rope is of a soft structure and can swing, the counterweight hung on the hanging ring always gives the steel wire rope a gravity effect, and the compensation chain clamping device always clamps the compensation chain and cannot loosen the compensation chain no matter the invention is positioned at any position of the compensation chain, the invention can be firmly hung on the compensation chain all the time and cannot fall off, and the use safety is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention; FIG. 2 is a rear view of the present invention; FIG. 3 is an enlarged view of the A-direction view of FIG. 1; fig. 4 is a schematic view of the use state of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The rescue counterweight device of the elevator comprises a first clamping plate 1 and a second clamping plate 2, wherein the first clamping plate 1 and the second clamping plate 2 are respectively arranged in two and are distributed in front and back, the first clamping plate 1 is respectively aligned with the corresponding second clamping plate 2, a plurality of rope pulleys 3 are arranged between the first clamping plates 1, the same plurality of rope pulleys 3 are also arranged between the second clamping plates 2, the front and back ends of a wheel shaft of each rope pulley 3 are respectively connected with the corresponding first clamping plate 1 or the corresponding second clamping plate 2, the rope pulleys 3 can rotate around the wheel shaft of the rope pulleys 3, steel wire ropes 4 are wound on the rope pulleys 3, the rope pulleys 4 are used for winding and connecting the rope pulleys 3 on the first clamping plate 1 and the second clamping plate 2 and extend out of the two first clamping plates 1, the rope pulleys 3 on the first clamping plate 1 are vertically divided into two columns, one column comprises rope pulleys 32, 34 and 36 by the second clamping plate 2, the other column comprises rope pulleys 31 and 37, the rope pulleys 3 of the two columns beside the rope pulleys 3 are staggered, the rope pulleys 31 and 37 have the vertical distance of two rope pulleys 4 which is twice the diameter; one end of the wire rope 4 is firstly inserted into the first clamping plate 1 from between the rope pulley 31 and the rope pulley 37, then sequentially passes around the rope pulley 32, the rope pulley 33, the rope pulley 34, the rope pulley 35 and the rope pulley 36, finally is again inserted out from between the rope pulley 31 and the rope pulley 37 and is combined with the other end of the wire rope 4, a connecting device is arranged between the first clamping plate 1 and the second clamping plate 2, a compensation chain clamping device is arranged on the back surface of the outer side of the first clamping plate 1, and a compensation chain clamping device is also arranged on the back surface of the outer side of the second clamping plate 2. When the elevator compensation chain clamping device is used, a user hangs the elevator compensation chain on the elevator compensation chain, the compensation chain is positioned between the compensation chain clamping devices, then the steel wire rope 4 is tensioned, the steel wire rope 4 is pulled to be close to the distance between the rope pulleys 3 on the first clamping plate 1 and the second clamping plate 2 under force, the damping rod 5 is compressed under force, the distance between the convex blocks 6 on the two clamping plates is also pulled to be close, the compensation chain clamping devices preliminarily clamp the compensation chain, then a counterweight is hung on the lifting ring 7, the weight of the counterweight can further tighten the steel wire rope, the compensation chain clamping devices completely clamp the compensation chain, at the moment, the balance between the elevator car and the counterweight which is arranged on the elevator car is broken, a rescuer can move the elevator car to unwind and rescue work, after the rescue work is completed, the user can loosen the elevator compensation chain clamping device under the assistance of the damping rod 5; even if the user does not detach the invention for the first time after rescue is finished, as the steel wire rope 4 is of a soft structure and can swing, the counterweight hung on the hanging ring 7 always gives the steel wire rope 4a gravity action, and the compensation chain clamping device always clamps the compensation chain and cannot loosen no matter the invention is positioned at any position of the compensation chain, so that the invention can be firmly hung on the compensation chain all the time and cannot fall off, and the use safety is ensured.
Specifically, as shown in fig. 2, the outer peripheral surface of the sheave 3 according to the present embodiment has an inwardly recessed circular arc shape. The structure can enable the outer peripheral surface of the rope pulley 3 to be matched with the outer periphery of the steel wire rope 4, so that the steel wire rope 4 is always positioned in the middle of the outer periphery of the rope pulley 3 when being tensioned, and the steel wire rope is prevented from being accidentally pulled out.
Specifically, as shown in fig. 1, the connection device in this embodiment includes a damping rod 5, a plurality of damping rods 5 are fixedly installed between the first clamping plates 1, the damping rods 5 are high-strength anti-shearing damping rods, if external force is removed after the damping rods 5 are stressed and compressed, the damping rods 5 slowly recover the original length again, the movable ends of the damping rods 5 extend to the second clamping plates 2, the movable ends of the damping rods 5 are fixedly connected with rectangular blocks, and the front surface and the rear surface of each rectangular block are respectively fixedly connected with the second clamping plates 2 on the corresponding side. The structure connects the first clamping plate 1 and the second clamping plate 2 into a whole, ensures that the first clamping plate 1 and the second clamping plate 2 can only move horizontally and transversely relative to each other, and can be suitable for the high-load use environment of the mounted counterweight by adopting the high-strength shearing-resistant damping rod; when the user dismounts after using, the counterweight is only needed to be removed, and the first clamping plate 1 and the second clamping plate 2 can be separated by hands, so that the invention can be taken down conveniently and rapidly.
Further, as shown in fig. 2 or fig. 3, the compensation chain clamping device in this embodiment includes a bump 6, a plurality of bumps 6 are fixedly mounted on the back surface of the outer side of the first clamping plate 1, a plurality of identical bumps 6 are fixedly mounted on the back surface of the outer side of the second clamping plate 2, the opposite surfaces of the bumps 6 on the first clamping plate 1 and the bumps 6 on the second clamping plate 2 are all in a middle concave arc shape, and the arc surface of the bumps 6 can be attached to the periphery of the elevator compensation chain. During the use, lug 6 on first splint 1 and the second splint 2 can press from both sides elevator compensation chain in the centre, and the clamp surface of lug 6 adopts the pitch arc design can make lug 6 and the laminating of compensation chain periphery more inseparable, increases the frictional force after pressing from both sides tightly.
Further, as shown in fig. 1, two rope ends of the steel wire rope 4 extending out of the embodiment are knotted into a whole by braiding, and a hanging ring 7 is fixedly connected to the tail end of the rope end. This structure can conveniently hang the balancing weight on wire rope 4.
Further, as shown in fig. 1, a plurality of reinforcing ribs 8 are fixedly connected between the first clamping plates 1 and a plurality of identical reinforcing ribs 8 are fixedly connected between the second clamping plates 2 in the embodiment. The structure can increase the connection strength between the two corresponding first clamping plates 1 and the two corresponding second clamping plates 2, and prevent the invention from being torn when the stress is high.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a rescue counter weight device of elevator which characterized in that: the device comprises a first clamping plate (1) and a second clamping plate (2), wherein the first clamping plate (1) and the second clamping plate (2) are respectively provided with two rope pulleys (3) which are distributed front and back, a plurality of rope pulleys (3) are arranged between the first clamping plates (1), the same rope pulleys (3) are also arranged between the second clamping plates (2), the front end and the back end of a wheel shaft of each rope pulley (3) are respectively connected with the corresponding first clamping plate (1) or the corresponding second clamping plate (2), a steel wire rope (4) is wound on each rope pulley (3), the rope pulleys (3) on the first clamping plates (1) and the second clamping plates (2) are connected in a winding manner and extend out of the outer sides of the two first clamping plates (1), a connecting device is arranged between the first clamping plates (1) and the second clamping plates (2), and a compensation chain clamping device is arranged on the outer side back surface of each first clamping plate (1), and a compensation chain clamping device is also arranged on the outer side of the second clamping plates (2).
Two rope ends extending out of the steel wire rope (4) are tied into a whole through braiding, and the tail ends of the rope ends are fixedly connected with hanging rings (7).
2. Rescue weight device for an elevator according to claim 1, characterized in that: the outer circumferential surface of the rope wheel (3) is in an inward concave arc shape.
3. Rescue weight device for an elevator according to claim 1, characterized in that: the connecting device comprises damping rods (5), a plurality of damping rods (5) are fixedly arranged between the first clamping plates (1), movable ends of the damping rods (5) extend to the second clamping plates (2), rectangular blocks are fixedly connected to the movable ends of the damping rods (5), and the front surface and the rear surface of each rectangular block are fixedly connected with the corresponding second clamping plates (2) on one side respectively.
4. Rescue weight device for an elevator according to claim 1, characterized in that: the compensation chain clamping device comprises a lug (6), wherein a plurality of lugs (6) are fixedly arranged on the back of the outer side of the first clamping plate (1), a plurality of identical lugs (6) are fixedly arranged on the back of the outer side of the second clamping plate (2), and the opposite sides of the lug (6) on the first clamping plate (1) and the lug (6) on the second clamping plate (2) are arc-shaped with concave middle parts.
5. Rescue weight device for an elevator according to claim 1, characterized in that: a plurality of reinforcing ribs (8) are fixedly connected between the first clamping plates (1), and a plurality of identical reinforcing ribs (8) are fixedly connected between the second clamping plates (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911297757.0A CN110817663B (en) | 2019-12-17 | 2019-12-17 | Rescue counterweight device of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911297757.0A CN110817663B (en) | 2019-12-17 | 2019-12-17 | Rescue counterweight device of elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110817663A CN110817663A (en) | 2020-02-21 |
| CN110817663B true CN110817663B (en) | 2024-07-05 |
Family
ID=69545969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911297757.0A Active CN110817663B (en) | 2019-12-17 | 2019-12-17 | Rescue counterweight device of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110817663B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM540123U (en) * | 2016-12-16 | 2017-04-21 | 崇友實業股份有限公司 | Rescue counterweight device of elevator |
| CN206773024U (en) * | 2017-06-06 | 2017-12-19 | 国网辽宁省电力有限公司铁岭供电公司 | Breaker p-wire hitch bar |
| CN211225960U (en) * | 2019-12-17 | 2020-08-11 | 天津荣昌科技有限公司 | Rescue counterweight device of elevator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3882968A (en) * | 1973-06-01 | 1975-05-13 | Westinghouse Electric Corp | Elevator system |
| CN204702355U (en) * | 2015-05-11 | 2015-10-14 | 沈阳三洋电梯有限公司 | A kind of for machine-roomless lift Quick rescue rope fixture |
| CN109019276A (en) * | 2018-10-26 | 2018-12-18 | 森赫电梯股份有限公司 | A kind of machine-roomless lift deliverance apparatus and its method |
| CN110498316A (en) * | 2019-08-27 | 2019-11-26 | 森赫电梯股份有限公司 | A kind of rail clamping type machine-roomless lift deliverance apparatus and method |
-
2019
- 2019-12-17 CN CN201911297757.0A patent/CN110817663B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM540123U (en) * | 2016-12-16 | 2017-04-21 | 崇友實業股份有限公司 | Rescue counterweight device of elevator |
| CN206773024U (en) * | 2017-06-06 | 2017-12-19 | 国网辽宁省电力有限公司铁岭供电公司 | Breaker p-wire hitch bar |
| CN211225960U (en) * | 2019-12-17 | 2020-08-11 | 天津荣昌科技有限公司 | Rescue counterweight device of elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110817663A (en) | 2020-02-21 |
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| Date | Code | Title | Description |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221111 Address after: No. 35, Huishen Road, Xuefu Industrial Zone, Xiqing District, Tianjin, 300382 Applicant after: TIANJIN SHENGCHI PRECISION INDUSTRY Co.,Ltd. Address before: 300300 No. 2, Xingu Road, Jingwu Industrial Zone, Xiqing District, Tianjin Applicant before: TIANJIN RONGCHANG SCIENCE & TECHNOLOGY Co.,Ltd. |
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