CN204474074U - Rope is wrapping with fixture - Google Patents
Rope is wrapping with fixture Download PDFInfo
- Publication number
- CN204474074U CN204474074U CN201420456092.XU CN201420456092U CN204474074U CN 204474074 U CN204474074 U CN 204474074U CN 201420456092 U CN201420456092 U CN 201420456092U CN 204474074 U CN204474074 U CN 204474074U
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- Prior art keywords
- rope
- wrapping
- resin
- main rope
- main
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model provides a kind of rope to be wrapping with fixture.Rope involved by embodiment of the present utility model is wrapping with fixture and is configured between towing machine and main rope (6), possess the protuberance of the shape for mating with the rope sheave groove of towing machine and the U-shaped portion of shape for mating with rope footpath for making main rope slip in the opposition side of described protuberance at least partially respectively, wherein, the part at least contacted with described rope sheave groove of described protuberance is made up of the parts that friction coefficient is higher than the friction coefficient in described U-shaped portion.
Description
Technical field
Embodiment of the present utility model relates to the rope that can carry out the erection of resin-coated rope efficiently and is wrapping with fixture.
Background technology
For the elevator towards middle bottom building in recent years, the machine room (machine House-less) that is large, that can realize saving spatialization of degree freely being generally configured to architectural design constructs.That is, the driving rope sheave directly linked with motor has been wrapping with main rope, hoistway overhead is fixed in one end of main rope, the other end of main rope is installed on car, drive the elevator configuration of car to increase with bucket type (traction-type) thus.
As the main rope being applied to traction elevator, propose the cord construction utilizing the resin material with rub resistance and great friction coefficient of polyurethane etc. to be coated to the surface of the high-strength parts of steel rope etc. in recent years.
This resin-coated rope is configured to comprise: exist with morphon and implement coating rope strand on surface; Rope strand is twisted and form and by implement respectively by polyethylene, polyurethane etc. form coating 14 strand; Twisted implementing coating rope strand 1 in the same manner as strand respectively and form, and utilize the lining material of polyethylene, polyurethane etc. to cover core rope around; And be arranged at rope periphery and the coated with resin be made up of polyurethane.
When using resin-coated rope as described above, friction coefficient is higher than common steel rope, therefore, it is possible to obtain the traction performance needed in the traction elevator of elevator.As such structure, there is Japanese Unexamined Patent Publication, Japanese Unexamined Patent Publication 2011-157158 publication (hereinafter referred to as patent documentation 1).
Patent documentation 1: Japanese Unexamined Patent Publication 2011-157158 publication
But, when using resin-coated rope as described above, because of having great friction coefficient, when the installation of elevator especially when being wrapping with rope towards the driving rope sheave directly linked with towing machine, workability deterioration.
When carrying out the installation of elevator, in order to install main rope efficiently, after main structure generally in the hoistway of assembling car and counterweight etc., the driving rope sheave, the rope sheave etc. be arranged on counterweight that main rope are wrapping with on car rope sheave, directly link with towing machine.
About being wrapping with of main rope, pull around in the mode be wrapping with in above-mentioned rope sheave, during having pulled around of present dynasty's object, hoistway overhead is fixed at the two ends of main rope.
Main rope fixing after, load the Sling Loads of car, counterweight etc.While pull out the main rope that is wrapping with in the reel for sending main rope, be wrapping with driving rope sheave, each rope sheave in directly linking with towing machine.
When pulling around, because each rope sheave becomes rotatable structure, so easily pulling around of main rope can be carried out, but driving rope sheave to form as one and non rotating with the motor possessing drg, making main rope slip to advance to pull around driving the rooved face of rope sheave.
When as in the past steel rope being used as main rope, friction force between the groove of the driving rope sheave under no-load condition and main rope is little, thus do not have problems pulling around in operation, but when using resin-coated rope as main rope, when no-load condition, coated with resin bonds with driving rope sheave rooved face, needs great power for pulling around of main rope.
In addition, friction force during because pulling around and cause the safety in operation to reduce, and the possibility that resin surface sustains damage also increases.
Utility model content
Therefore, according to embodiment of the present utility model, in view of be provided with on surface polyurethane etc. height friction resin resin-coated rope in, the above-mentioned problem that produces when mounted makes, its object is to provide a kind of rope that can set up this resin-coated rope to be efficiently wrapping with fixture.
In order to reach above-mentioned purpose, rope involved by embodiment of the present utility model is wrapping with fixture, be configured between towing machine and main rope, possess the protuberance of the shape for mating with the rope sheave groove of towing machine and the U-shaped portion of shape for mating with rope footpath for making main rope slip in the opposition side of described protuberance at least partially respectively, it is characterized in that, the part at least contacted with described rope sheave groove of described protuberance is made up of the parts that friction coefficient is higher than the friction coefficient in described U-shaped portion.
Accompanying drawing explanation
Fig. 1 is the synoptic map of the summary of the elevator illustrated involved by embodiment of the present utility model.
Fig. 2 is the section drawing of the main rope involved by embodiment of the present utility model.
Fig. 3 (a), Fig. 3 (b), Fig. 3 (c), Fig. 3 (d) are the synoptic maps pulling around operation of the main rope illustrated involved by embodiment of the present utility model.
Towing machine front view when Fig. 4 is the resin-coated rope installation involved by embodiment of the present utility model.
Fig. 5 (a), Fig. 5 (b) are the block diagrams of the unibody construction of the slide unit illustrated involved by embodiment of the present utility model.
Fig. 6 is the synoptic map of the structure of the rope maintaining body illustrated involved by embodiment of the present utility model.
Description of symbols
1 hoistway
2 Machine Rooms
3 drive rope sheave
4 cars
5 counterweights
6 main ropes
Rope sheave on 7 cars
8 counterweight sheaves
9 motors
10 strands
11 middle lining materials
12 reels
13 slide units
14 supports
15 elastic components
16 top fastening bolts
17 rope maintaining bodies
18 fastening bolts
19 supporting members
20 nuts
21 resin materials
22 rope strands
Detailed description of the invention
Below, with reference to accompanying drawing, embodiment of the present utility model is described.
(embodiment)
Fig. 1 is the synoptic map of the summary of the elevator illustrated involved by embodiment of the present utility model.Fig. 2 is the section drawing of the resin-coated rope involved by embodiment of the present utility model.Fig. 3 (a), Fig. 3 (b), Fig. 3 (c), Fig. 3 (d) are the synoptic maps pulling around operation of the main rope illustrated involved by embodiment of the present utility model.Towing machine front view when Fig. 4 is the resin-coated rope installation involved by embodiment of the present utility model.Fig. 5 (a), Fig. 5 (b) are the block diagrams of the unibody construction of the slide unit illustrated involved by embodiment of the present utility model.
First, the summary of Fig. 1 to the elevator involved by present embodiment is used to be described.As shown in Figure 1, the top in hoistway 1 has Machine Room 2.The driving rope sheave 3 directly linked with the towing machine (motor) being arranged at Machine Room 2 is wrapping with the main rope 6 for hanging car 4 and counterweight 5.Main rope 6 is fixed on the support etc. of Machine Room 2 respectively via rope sheave on car 7.The opposing party of main rope 6 is fixed on the support etc. of Machine Room via counterweight sheave 8.Further, the propulsive effort of rope sheave 3 is driven to be supplied by the motor 9 directly linked with it.
Main rope 6 involved by present embodiment is resin-coated rope.As main rope 6, be coated to the high-strength parts of steel rope etc. by the resin material with resistance to abrasion and great friction coefficient that polyurethane is such surface formed by parts.
Specifically, as shown in the section drawing of the main rope 6 of Fig. 2, there is the strand 10 rope strand 9 of the steel of the high-strength parts as resin-coated rope inside being carried out to doubling twisting.This strand 10 is multi beam, utilizes the middle lining material 11 be made up of polyurethane, polyethylene etc. to cover this strand 10 groups.Then, the most peripheral of resin material 21 to middle lining material 11 and strand 10 groups be made up of polyurethane, polyethylene, polyamide etc. is utilized to carry out resin-coated.
By main rope 6 is formed as resin-coated rope, the friction force driven between rope sheave 3 and main rope 6 can be improved, the miniaturization of the machine of towing machine etc. can be realized.And then do not need to supplement the grease required for main rope 6 as in the past, the trouble of repair and maintenance garage is also few, also can reduce environmental load.
Then, the operation that pulls around of the main rope 6 when using Fig. 3 (a), Fig. 3 (b), Fig. 3 (c), Fig. 3 (d) to install elevator is described.
The operation that pulls around of main rope 6 refers to: when carrying out the installation of elevator, after main structure such as in the hoistway 1 of assembling car 4 and counterweight 5 etc., while via each rope sheave while the both ends of main rope 6 are mounted on hoistway 1 top, load the load of car 4 and counterweight 5 etc.In Fig. 3 (a), Fig. 3 (b), Fig. 3 (c), Fig. 3 (d), 12 is the reels for sending main rope 6, and reel 12 is wrapping with main rope 6.
As Fig. 3 (a), first, pull out the main rope 6 be wrapping with in reel 12 and make it by the below of rope sheave on car 7.Then, as Fig. 3 (b), by by rope sheave on car 7 below after main rope 6 be wrapping with in driving rope sheave 3.Then, as Fig. 3 (c), by being wrapping with in driving the main rope 6 of rope sheave 3 by the below of counterweight sheave 8, as Fig. 3 (d), this main rope 6 end is mounted on hoistway 1 top of Machine Room 2 grade.In addition, the other end for main rope 6 is also identical, takes out and be mounted on hoistway 1 top of Machine Room 2 grade from reel 12.
Now, on car, rope sheave 7 and counterweight sheave 8 are rotatable structure, therefore, it is possible to easily carry out main rope 6 pull around operation, but drive rope sheave 3 and the motor 9 possessing drg to form as one structure and cannot be rotatable, main rope 6 slides and advances and pull around on the rope sheave groove driving rope sheave 3.
In the present embodiment, by the slide unit 13 shown in Fig. 4 is installed on the rope sheave groove of this driving rope sheave 3, even if resin-coated rope also can carry out pulling around operation swimmingly.
Below, use Fig. 4, Fig. 5 (a), the structure etc. of Fig. 5 (b) to the slide unit 13 involved by present embodiment are described.Fig. 4 is the front view of the driving rope sheave of the main rope of present embodiment when pulling around.As shown in Figure 4, rope sheave 3 is driven to be arranged on support 14 by being installed on motor 9.Support 14 is made up of epimere portion 14a and hypomere portion 14b, is configured with multiple elastic component 15 as antivibration gear between this support epimere portion 14a and support hypomere portion 14b.In addition, between support epimere portion 14a and hypomere portion 14b, except elastic component 15, top fastening bolt 16 has also been possessed.Play top fastening bolt 16 be in the through support epimere portion 14a of mode of top with bolt cap 16a and install, play top fastening bolt 16 bottom and be installed on support hypomere portion 14b.Top fastening bolt 16 clips support epimere portion 14a and mounting nuts 20 rising.
In addition, as shown in Figure 4, support hypomere portion 14b possesses the rope maintaining body 17 for keeping main rope 6.
As shown in Figure 6, the formation of structure of rope maintaining body 17 is following structure: possess bracket 17a, the 17b with the U-shaped portion clipping rope, by utilizing this bracket of fastening bolt 18 opening and closing 17a, 17b, can clamp or decontrol rope.
And be arranged multiple slide unit 13 between driving rope sheave 3 and main rope 6.This slide unit 13 is configured at the scope suitable with driving the contact angle of rope sheave 3 and main rope 6.And then, the mode supported the two ends of slide unit 13 is provided with supporting member 19, with make the plurality of slide unit 13 can not from drive rope sheave 3 rope sheave groove landing.Supporting member 19 is installed on support 14, but can fix and also can not fix.Such as, support 14 can be made to have the recess mated with the bottom shape of supporting member 19, by this recess, supporting member 19 is carried out, bracket, bolt etc. also can be used to be fixed supporting member 19.
In addition, in the present embodiment, why slide unit 13 is multiple component is to make the dismounting operation pulling around post-job slide unit 13 of winner's rope 6 be easy to cause.Certainly, be not limited to multiple component, also can form the slide unit 13 of monomer as integrative-structure.
Then, use Fig. 5 (a), the structure of Fig. 5 (b) to the slide unit 13 involved by present embodiment are described.1 component of slide unit 13 shown in Fig. 5 (a).Slide unit 13 has protuberance 13a that is consistent with the quantity of rope sheave groove and that mate with the rope sheave groove of driving rope sheave 3, has the U-shaped portion 13b mated with rope footpath for making main rope 6 slide that rope radical is so much in the side, face that this protuberance 13a is contrary.
For slide unit 13, in order to ensure the sliding with resin-coated rope, be preferably at least made up of nylon resin, polyacetal resin etc. with the part of resin-coated rope contact.Be set to and the groove side of resin-coated rope slip and 13b side, U-shaped portion are made up of the material that the friction coefficient of fluorine resin etc. is low, on the other hand, be made up of the material that the friction coefficient that polyurethane is such is high with the side driving the rope sheave groove of rope sheave 3 to mate and protuberance 13a side.
As mentioned above, form slide unit 13 in the mode that protuberance 13a is different from the material of U-shaped portion 13b, but formation condition is not particularly limited.That is, can be the shaping (suitable with Fig. 5 (a)) be integrally formed, also can combine multiple parts to the slide unit 13 that is shaped.As the example of the multiple parts of combination, as shown in Fig. 5 (b), by the protuberance 13a of the main body 13c at slide unit 13 pastes the high material of friction coefficient, or paste the low material etc. of friction coefficient on U-shaped portion 13b, also can become the structure of the respective friction coefficient of adjustment.
In addition, also can for making slide unit 13 be shaped itself by the high material of the friction coefficient that polyurethane is such, pasting the structure of low material such as the friction coefficient of fluorine resin etc. in 13b side, U-shaped portion.Certainly, in contrast, also can for making slide unit 13 be shaped itself by the material that the friction coefficient of fluorine resin etc. is low, pasting the structure of the high material of the such friction coefficient of polyurethane in protuberance 13a side.
Then, the action that pulls around of the main rope 6 when using the installation of said structure to elevator is described.
As has been described like that, be wrapping with in each rope sheave, drive rope sheave 3 etc. in the superiors marquis ladder Room etc. by being wrapping with the main rope 6 after reel 12 when carrying out elevator and installing.Now, in the rope sheave groove driving rope sheave 3, slide unit 13 is installed.Thus, when being wrapping with main rope 6 and pulling around main rope 6 on driving rope sheave 3 in counterweight sheave 8 grade, this main rope 6 slides and advances operation on this slide unit 13.Then, after having pulled around of main rope 6, needed slide unit 13 to unload from driving rope sheave 3.
Unload method as slide unit 13, use support 14 possesses play top fastening bolt 16, bracket 17 etc.After having pulled around of main rope 6, worker make the tension force caused by car 4 and counterweight 5 load on main rope 6 before by carried out the nut 20 that top fastening bolt 16 possesses operation and lift drive rope sheave 3, utilize rope maintaining body 17 clamp main rope 6 and rope position is fixed.
And, afterwards, under the state utilizing rope maintaining body 17 to keep rope position, again nut 20 is operated and driving rope sheave 3 is fallen, thus, main rope 6 floats from driving rope sheave 3, therefore, it is possible to easily remove slide unit 13 and supporting member 19 from driving rope sheave 3.
Further, in the present embodiment, the situation with Machine Room 2 is illustrated, the situation of the elevator of machine House-less can certainly be applied to.
In addition, in the present embodiment, use the situation of resin-coated rope to be illustrated to as main rope 6, but be not limited to cross section circle as the shape of main rope 6, such as, can be applied to too and replace main rope then the situation using the rope of belt type.That is, if be applied to the situation being implemented resin-coated band, then by being formed as also can obtaining identical effect with the shape of the slide unit that belt shape mates.That is, as long as the U-shaped portion 13b of the slide unit 13 of present embodiment is formed as the shape corresponding to belt shape, and then form the shape of protuberance 13a with closing with the matching form of the rope sheave groove driving rope sheave 3.
Certainly, other shapes can be applied to too.
Claims (3)
1. a rope is wrapping with fixture, be configured between towing machine and main rope, possessing the protuberance of the shape for mating with the rope sheave groove of towing machine and the U-shaped portion of shape for mating with rope footpath for making main rope slip in the opposition side of described protuberance at least partially respectively, it is characterized in that
The part at least contacted with described rope sheave groove of described protuberance is made up of the parts that friction coefficient is higher than the friction coefficient in described U-shaped portion.
2. rope as claimed in claim 1 is wrapping with fixture, it is characterized in that,
Described protuberance is shaped by polyurethane resin.
3. rope as claimed in claim 1 is wrapping with fixture, it is characterized in that,
Described U-shaped portion comprise in nylon resin, polyacetal resin or fluorine resin at least any one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-212877 | 2013-10-10 | ||
| JP2013212877A JP5778738B2 (en) | 2013-10-10 | 2013-10-10 | Elevator installation apparatus and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204474074U true CN204474074U (en) | 2015-07-15 |
Family
ID=52999685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420456092.XU Expired - Fee Related CN204474074U (en) | 2013-10-10 | 2014-08-13 | Rope is wrapping with fixture |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5778738B2 (en) |
| CN (1) | CN204474074U (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0466188U (en) * | 1990-10-08 | 1992-06-10 | ||
| JP5060567B2 (en) * | 2010-01-22 | 2012-10-31 | 株式会社日立製作所 | Elevator rope winding method and member |
-
2013
- 2013-10-10 JP JP2013212877A patent/JP5778738B2/en active Active
-
2014
- 2014-08-13 CN CN201420456092.XU patent/CN204474074U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015074544A (en) | 2015-04-20 |
| JP5778738B2 (en) | 2015-09-16 |
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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: 20150715 Termination date: 20160813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |