CN205187545U - Elevator draws piece with wear resistant carrying - Google Patents
Elevator draws piece with wear resistant carrying Download PDFInfo
- Publication number
- CN205187545U CN205187545U CN201520939326.0U CN201520939326U CN205187545U CN 205187545 U CN205187545 U CN 205187545U CN 201520939326 U CN201520939326 U CN 201520939326U CN 205187545 U CN205187545 U CN 205187545U
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- Prior art keywords
- steel band
- elevator
- piece
- wear
- friction piece
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Abstract
The utility model discloses an elevator draws piece with wear resistant carrying should carry and drawing to vertical steel band structure, including the tension element of a plurality of longitudinal extensions, and the cladding is at the outside coated material of tension element, and the both ends of vertical steel band structure still are equipped with unsmooth figurative friction piece, and the friction piece is located the steel band both sides on the surface for cooperate with the medial surface of elevator driving sheave. The utility model discloses a setting up the friction piece structure at steel band both ends, having increased the frictional force between steel band and the driving sheave, in the use, the steel band is more inseparable with the driving sheave meshing, has avoided the elevator in the braking or because the traction is not enough when starting, and the phenomenon of skidding that arouses, has effectively guaranteed elevator operation's steady reliability, simultaneously, the structure of friction piece has given the steel band better wearability, has improved its life greatly.
Description
Technical field
The utility model relates to technical field of elevator equipment, is specifically related to the wear-resisting lifting piece of a kind of elevator.
Background technology
Elevator belt tensioning member is applied in market at home, and have many Patents, but the belt product involved by these patents is all longitudinal homogeneous texture, as the patent tensioning member of elevator " 99803362.6 for ", " tension members of 99814864 elevators ", " 200480039990.4 lift facility " and " 200310104380.5 drivable carryings or draw gear and manufacture method " thereof, steel core in above-mentioned patent embedded by tensioning member inside and coat thereof are all uniform, and production technology is also adopt successional extrusion.
The advantage of this structure manufactures processing relatively simply, also relatively low to the requirement of equipment and process.But when this longitudinal continous way is produced and do not considered elevator actual uses, the requirement for two ends and centre is different.When lift car is at the top of hoistway or bottom, load working condition is relatively more severe, start and braking frequently, acceleration/accel or deceleration/decel excessive, so in this case often can be not enough because of elevator traction power, and cause occurring skidding; Meanwhile, the wear pattern at drawing belt two ends also can increase the weight of, thus affects its bulk strength.In view of elevator is in the operating mode difference starting (or braking) stage and high speed stage, the drawing belt of existing longitudinal homogeneous texture can not meet the requirement making elevator at hoistway middle part and two-end part all Effec-tive Function.
Utility model content
The purpose of this utility model is to overcome the above-mentioned defect that prior art exists, and provides one can increase drawing belt friction force, makes elevator in the middle of hoistway and the wear-resisting lifting piece of elevator of two ends all Effec-tive Function.
The utility model is achieved through the following technical solutions:
The wear-resisting lifting piece of a kind of elevator, described lifting piece is longitudinal steel band structure, comprise the tension element of some longitudinal extensions, and be coated on the coating material of described tension element outside, the two ends of described longitudinal steel band structure are also provided with the friction piece of concavo-convex moulding, described friction piece is positioned on the surface of steel band both sides, for matching with the medial surface of elevator traction sheave.
As the preferred version of a kind of elevator with wear-resisting lifting piece, described friction piece is arranged along steel band side surface uniform intervals.
As the preferred version of a kind of elevator with wear-resisting lifting piece, the shape of described friction piece is circular, oval or triangle.
As the preferred version of a kind of elevator with wear-resisting lifting piece, the material of described friction piece and described coating material is high molecular polymer.
As the preferred version of a kind of elevator with wear-resisting lifting piece, described friction piece and described coating material are integral type structure.
As the preferred version of a kind of elevator with wear-resisting lifting piece, described friction piece is located on the whole length direction of steel band side.
As the preferred version of a kind of elevator with wear-resisting lifting piece, described tension element is formed by twisting multistrand wire rope.
As the preferred version of a kind of elevator with wear-resisting lifting piece, described tension element distributes along the cross-sectional uniformity of steel band, and be arranged in parallel on steel band length direction.
The beneficial effects of the utility model are:
The utility model is by arranging friction piece structure at steel band two ends, add the friction force between steel band and traction sheave, in use, steel band engages more tight with traction sheave, avoid elevator when braking or start because traction is not enough, and the skidding caused, effectively ensure that the steady reliability that elevator runs; Meanwhile, the structure of friction piece imparts the better resistance to abrasion of steel band, substantially increases its service life.
Accompanying drawing explanation
In order to the explanation become apparent embodiment of the present utility model or technical scheme of the prior art, simply introduce doing one to the accompanying drawing used required in embodiment or description of the prior art below, accompanying drawing described below is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the wear-resisting lifting piece of elevator that Fig. 1 provides for the utility model detailed description of the invention;
In figure:
1, tension element; 2, coating material; 3, friction piece.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.Be understandable that, specific embodiment described herein only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, illustrate only the part relevant to the utility model in accompanying drawing but not entire infrastructure, and accompanying drawing only for the purpose of description, do not map according to life size.
As shown in Figure 1, present embodiments provide for the wear-resisting lifting piece of a kind of elevator, this lifting piece is longitudinal steel band structure, comprise tension element 1, coating material 2 and friction piece 3, wherein tension element 1 is provided with many, is specially the steel rope along steel band longitudinal extension, for the support unit as lifting piece; Coating material 2 is coated on around steel rope, thus forms the banded structure of embedded steel rope; Friction piece 3 is for being arranged at the structure with concavo-convex moulding on steel band two side external surface, as preferably, in present embodiment, friction piece 3 is located at the two ends position of steel band, for strengthening the friction force at steel band two ends and elevator traction sheave, but in other embodiments, friction piece 3 also can be arranged on the whole length direction of steel band side, as distribution loose in the middle of steel band, and steel band two ends dense distribution.
By the benefit that friction piece 3 is arranged at lifting piece two ends be, not only increase the friction force between steel band two ends and traction sheave, effectively prevent the skidding that elevator causes because traction is not enough when braking or start, and make the manufacture craft of lifting piece more simple, under the condition meeting requirement of actual working condition, save material, alleviate the weight of lifting piece self.
The utility model friction piece 3 uniform intervals is distributed in the side surface of steel band, its shape can for circular, oval, triangle or other there is the moulding of concaveconvex structure, as long as the friction force of steel band side and traction sheave can be strengthened.It should be noted that, the friction piece 3 of steel band side also will match with the medial surface of traction sheave, to ensure that steel band closely engages with traction sheave, thus elevator is steadily reliably run.
Further preferably, present embodiment friction piece 3 and coating material 2 are integral type structure, and the material of friction piece 3 and coating material 2 is high molecular polymer; Here, friction piece 3 also can be fixed on the outside face of steel band by other means, and such as gluing is bonding.Adopt the design of integral type, simplify manufacturing process on the one hand, add the bulk strength of lifting piece on the other hand, and extend its service life.
Further preferably, the tension element 1 of the present embodiment is formed by twisting multistrand wire rope.Because tension element 1 carries the summation of the weight such as car, counterweight, payload ratings in elevator working process, it should have higher intensity, and adopt the method for twisting multistrand wire rope, substantially increase the performances such as the tensile strength of tension element 1, strength at repeated alternation.Particularly, in the present embodiment, tension element 1 is entwined by 6 strands ~ 8 strand steel wire ropes, and the high-quality steel that the material of steel wire in steel rope is 0.4% ~ 1% by carbon content is made, and in order to prevent fragility, the content of the impurity such as the sulphur in material, phosphorus is not more than 0.035%.
Further preferred, tension element 1 distributes along the cross-sectional uniformity of steel band, and each tension element 1 be arranged in parallel on steel band length direction, is conducive to tension element 1 uniform force in the course of the work like this, and elevator runs more steady, efficient.
During work, lifting piece of the present utility model connects car by traction sheave one end, and one end connects counterweight, and the gravity of car and counterweight makes lifting piece be pressed in traction race and produces friction force; Then, electrical motor rotates and drives traction sheave to rotate, and traction sheave, by frictional force drives lifting piece, makes car and counterweight do relative motion, and namely car rises, and counterweight declines; Or counterweight rises, cage descending; So car is along the upper and lower reciprocal operation of guide rail in hoistway, and elevator performs and vertically transports task.Because there are much relations the be in operation position of suffered load and car of elevator, by arranging friction piece 3 at lifting piece two ends, considerably increasing the traction of elevator at hoistway two-end part, ensure that elevator can Effec-tive Function in whole hoistway; On the other hand, the structure of friction piece makes lifting piece more wear-resisting durable, avoids in use procedure the phenomenon causing due to wearing and tearing intensity to reduce, substantially increases the service life of lifting piece.
Obviously, above-described embodiment of the present utility model is only used to clearly demonstrate the utility model example, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (8)
1. the wear-resisting lifting piece of elevator, described lifting piece is longitudinal steel band structure, comprise the tension element (1) of some longitudinal extensions, and be coated on the outside coating material (2) of described tension element (1), it is characterized in that, the two ends of described longitudinal steel band structure are also provided with the friction piece (3) of concavo-convex moulding, and described friction piece (3) is positioned on the surface of steel band both sides, for matching with the medial surface of elevator traction sheave.
2. the wear-resisting lifting piece of elevator according to claim 1, is characterized in that, described friction piece (3) is arranged along steel band side surface uniform intervals.
3. the wear-resisting lifting piece of elevator according to claim 1, is characterized in that, the shape of described friction piece (3) is circular, oval or triangle.
4. the wear-resisting lifting piece of elevator according to claim 1, is characterized in that, the material of described friction piece (3) and described coating material (2) is high molecular polymer.
5. the wear-resisting lifting piece of elevator according to claim 4, is characterized in that, described friction piece (3) and described coating material (2) are integral type structure.
6. the wear-resisting lifting piece of elevator according to claim 5, is characterized in that, described friction piece (3) is located on the whole length direction of steel band side.
7. the wear-resisting lifting piece of elevator according to claim 1, is characterized in that, described tension element (1) is formed by twisting multistrand wire rope.
8. the wear-resisting lifting piece of elevator according to claim 7, is characterized in that, described tension element (1) distributes along the cross-sectional uniformity of steel band, and be arranged in parallel on steel band length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520939326.0U CN205187545U (en) | 2015-11-23 | 2015-11-23 | Elevator draws piece with wear resistant carrying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520939326.0U CN205187545U (en) | 2015-11-23 | 2015-11-23 | Elevator draws piece with wear resistant carrying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205187545U true CN205187545U (en) | 2016-04-27 |
Family
ID=55780562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520939326.0U Expired - Fee Related CN205187545U (en) | 2015-11-23 | 2015-11-23 | Elevator draws piece with wear resistant carrying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205187545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347136A (en) * | 2015-11-23 | 2016-02-24 | 江苏赛福天钢索股份有限公司 | Abrasion-resisting lifting piece for elevator |
-
2015
- 2015-11-23 CN CN201520939326.0U patent/CN205187545U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347136A (en) * | 2015-11-23 | 2016-02-24 | 江苏赛福天钢索股份有限公司 | Abrasion-resisting lifting piece for elevator |
| CN105347136B (en) * | 2015-11-23 | 2018-09-18 | 江苏赛福天钢索股份有限公司 | A kind of wear-resisting lifting piece of elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20191123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |