CN104480759A - Filling-type contact structure steel wire rope - Google Patents
Filling-type contact structure steel wire rope Download PDFInfo
- Publication number
- CN104480759A CN104480759A CN201410748649.1A CN201410748649A CN104480759A CN 104480759 A CN104480759 A CN 104480759A CN 201410748649 A CN201410748649 A CN 201410748649A CN 104480759 A CN104480759 A CN 104480759A
- Authority
- CN
- China
- Prior art keywords
- steel wire
- rope
- filler wires
- strand
- wire rope
- 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.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
- D07B1/08—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core the layers of which are formed of profiled interlocking wires, i.e. the strands forming concentric layers
- D07B1/10—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core the layers of which are formed of profiled interlocking wires, i.e. the strands forming concentric layers with a core of wires arranged parallel to the centre line
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/14—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
- D07B1/0673—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a rope configuration
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/10—Rope or cable structures
- D07B2201/104—Rope or cable structures twisted
- D07B2201/1056—Rope or cable structures twisted using alternate lay, i.e. the wires or filaments in the strands being oppositely inclined relative to the rope axis
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2015—Strands
- D07B2201/2024—Strands twisted
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2047—Cores
- D07B2201/2052—Cores characterised by their structure
- D07B2201/2059—Cores characterised by their structure comprising wires
- D07B2201/2061—Cores characterised by their structure comprising wires resulting in a twisted structure
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2075—Fillers
- D07B2201/2079—Fillers characterised by the kind or amount of filling
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2205/00—Rope or cable materials
- D07B2205/30—Inorganic materials
- D07B2205/3021—Metals
- D07B2205/3025—Steel
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2401/00—Aspects related to the problem to be solved or advantage
- D07B2401/20—Aspects related to the problem to be solved or advantage related to ropes or cables
- D07B2401/2055—Improving load capacity
Landscapes
- Ropes Or Cables (AREA)
Abstract
The invention discloses a filling-type contact structure steel wire rope and a manufacturing method thereof. The filling-type contact structure steel wire rope comprises a rope core, a rope strand and a filling steel wire or a filling steel wire strand or part of filling steel wire and part of filling steel wire strand, each of the rope core and the rope strand is a point contact or line contact strand, the rope strand and the filling steel wire or the filling steel wire strand or part of the filling steel wire and part of filling steel wire strand are twisted on the rope core by one-time forming, a gap between the rope core and the rope strand is filled with the filling steel wire or the filling steel wire strand or part of filling steel wire and part of filling steel wire strand with identical rope strand steel wire tensile strength, and in the process of rope combining, the rope strand and the filling steel wire or the filling steel wire strand or part of filling steel wire and part of filling steel wire strand are synchronously guided into a combining point and twisted at one step to form a finished product. The filling steel wire or the filling steel wire strand is adopted, so that density coefficient of the steel wire rope is improved; under the circumstance of identical steel wire tensile strength, for products equal in diameter, filling area can be increased by 3-5% by a novel structure, and broken pulling force can be improved by 3-5% correspondingly.
Description
Technical field
The present invention relates to a kind of steel wire rope, particularly relate to a kind of novel filled type contact structure steel wire rope.
Background technology
Steel wire rope series products purposes is very extensive, and the performance of different use occasions to steel wire rope has different requirements, and therefore various novel steel wire rope continues to bring out, thus has driven the development of steel wire rope product.Along with new technology, new technology, the continually developing of new product, provide solid foundation for creating Novel steel wire rope series products.The contact condition of the kind of current steel wire rope steel wire between layers from rope strand, substantially point cantact, linear contact lay, face contact is divided into, this development trend is that the bearing capacity of steel wire rope is strengthened gradually, but the production procedure of all steel wire ropes is all first wire drawing, at sth. made by twisting stock, finally the share of different contact condition is closed rope and produce as finished product.From the steel wire rope sectional area of same diameter, the contact area of linear contact lay wire rope is much larger than point cantact, corresponding steel wire rope bulkfactor is high, when other conditions just as, the loss of strength of linear contact lay wire rope is less than the loss of strength of point-contact lay wire rope.Therefore, in bearing capacity, general linear contact lay wire rope improves 8-10% than point-contact lay wire rope.And facial-contracted wire rope increases further due to contact area, steel wire rope bulkfactor is higher, bearing capacity and service life are also higher, but due to Producing Facial Contacted Wire Ropes complex process, and steel wire rope applying working condition being required strict, not all use occasion requiring bearing capacity high can choice for use facial-contracted wire rope.Constant for ask for something wirerope diameter, bearing capacity improves further, steel wire rope surface also needs certain steel wire rope be combined with rubber, polyurethane etc. simultaneously, the bulkfactor of further raising steel wire rope, realized, as the filler wires formula contact structure of parallel closely knit sth. made by twisting structure or novel invention by the design of different steel cord structures.Structure with filler wires or steel strand or part steel wire and part steel strand of the present invention, this structure does not have embodiment in current various steel cord structure standards.
Summary of the invention
For the defect that prior art exists, the object of the present invention is to provide a kind of novel filler wires linear contact lay wire rope structure and production method.
The technical scheme realizing object of the present invention employing is: a kind of novel filler wires linear contact lay wire rope, it comprises wire rope core, rope strand, with filler wires or filler wires stock or be partially filled cable segments filler wires stock, wire rope core and rope strand are linear contact lay stock, rope strand and filler wires or filler wires stock or be partially filled cable segments filler wires stock one-shot forming twisting on wire rope core, fill gaps between wire rope core and rope strand has filler wires or the filler wires stock of identical monofilament tensile strength with it or is partially filled cable segments filler wires stock, and in conjunction rope process, need to make rope strand and filler wires or filler wires stock or be partially filled cable segments filler wires stock synchronously to import and close up a little through special frock clamp customized, primary twisting finished product.Lay special stress on: the intensity rank of steel wire is within 2800-3000Mpa scope.
The advantage that the present invention compared with prior art has is: existing contact structure product, parallel closely knit sth. made by twisting has been the structure that activity coefficient is very high, and adopt filler wires to substitute parallel closely knit sth. made by twisting, more improve the bulkfactor of steel wire rope, when identical tensile strength of wire, the product of equivalent diameter design, new structure can increase the filling area of 3-5%, the rupture pull force of corresponding raising 3-5%, simultaneously due to the stability of this new construction, raising contribution for whole rope rupture pull force can reach 10-15%, therefore this new structure is not only to provide filling area, the density improving steel wire rope is sparse, the more crucial steel wire rope produced by this structure, be not only that activity coefficient is improved, the overall rupture pull force of steel wire rope rises, what is more important, this interstitital texture has contribution very much to whole construction of wire rope is stable, from several structure and specifications of test at present, whole rope rupture pull force 8-10% additionally can be improved.In fact due to the contribution of Stability Analysis of Structures row, whole rope rupture pull force can improve 10-15%.
Accompanying drawing explanation
Fig. 1 is the steel cord structure schematic diagram (existing standard structure: 6*7+1*7) of prior art.
Fig. 2 is the steel cord structure schematic diagram (invention structure: 6*7+6*T+1*7) of the embodiment of the present invention 1.
Fig. 3 is the steel cord structure schematic diagram (invention structure: 6*7+6*3T+1*7) of the embodiment of the present invention 2.
Fig. 4 is the steel cord structure schematic diagram (existing standard structure: 6*29Fi+6*7+1*19W) of prior art.
Fig. 5 is the steel cord structure schematic diagram (invention structure: 6*29Fi+6T+1*29Fi) of the embodiment of the present invention 3.
Fig. 6 is the steel cord structure schematic diagram (existing standard structure: 6*29Fi+1*29Fi) of prior art.
Fig. 7 is the steel cord structure schematic diagram (invention structure: 6*29Fi+6T+1*29Fi) of the embodiment of the present invention 4.
Fig. 8 is the steel cord structure schematic diagram (invention structure: 6*29Fi+6*3T+1*29Fi) of the embodiment of the present invention 5.
Fig. 9 is the steel cord structure schematic diagram (existing standard structure: 6*19W+1*19W) of prior art.
Figure 10 is the steel cord structure schematic diagram (invention structure: 6*19W+6T+1*19W) of the embodiment of the present invention 6.
Figure 11 is the steel cord structure schematic diagram (invention structure: 6*19W+6*3T+1*19W) of the embodiment of the present invention 7.
Figure 12 is the steel cord structure schematic diagram of the embodiment of the present invention 8.
Figure 13 is the steel cord structure schematic diagram of the embodiment of the present invention 9.
Figure 14 is the steel cord structure schematic diagram of the embodiment of the present invention 10.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
[embodiment 1 and embodiment 2]
Fig. 1 is the point-contact lay wire rope of prior art.As shown in Figure 2 and Figure 3, the novel filled type contact structure steel wire rope of the present embodiment; Novel filled type contact structure steel wire rope and prior art steel wire rope all have 6 identical face stocks, but rope cored structure is different.The production of New filling type structure is: 6 rope strands and 6 filler wireses are synchronously centered around on wire rope core and form filled type contact structure [embodiment 1], or 6 rope strands and 6 filler wires stocks are synchronously centered around on wire rope core and form filled type contact structure [embodiment 2].The point cantact structure of prior art is: 6 rope strands are synchronously centered around point cantact structure on wire rope core.
Producing diameter is 3.75mm steel wire rope, novel filled type contact structure (figure 2 ?embodiment 1, figure 3 ?embodiment 2) and the schematic diagram (Fig. 1) of existing standard structure, concrete technological parameter and actual rupture pull force contrast and see the following form.
[embodiment 3]
As shown in Figure 5, the novel filled type contact structure steel wire rope of the present embodiment; Fig. 4 is the parallel closely knit sth. made by twisting linear contact lay wire rope of prior art.Novel filled type contact structure steel wire rope all has 6 identical face stocks with parallel closely knit sth. made by twisting linear contact lay wire rope, but cored structure is different.The production of New filling type structure is: 6 face stocks and 6 filler wireses are synchronously centered around in central strand and form filled type contact structure.Parallel closely knit contact structures of twisting thread are: 6 face stocks are synchronously centered around in central strand with 6 internal layer stocks and form parallel closely knit sth. made by twisting structure.
Producing diameter is 13.35mm steel wire rope, and novel filled type contact structure is as follows with the schematic diagram of parallel closely knit sth. made by twisting structure, and concrete technological parameter and the contrast of actual rupture pull force see the following form.
Structure is the production method of the New filling type contact structure steel wire rope of 6*29Fi+6T+1*29Fi, and its step is as follows:
(1), with filament diameter 1.15mm, 0.85mm, 0.77mm, 0.33mm, the lay pitch is 65mm, and the rope strand of intensity rank to be the steel wire of 2400MPa by strander one-shot forming be 1*29Fi, diameter 4.27mm, twists with the fingers to being left-hand lay;
(2), with filament diameter 1.30mm, 0.98mm, 0.85mm, 0.33mm, the lay pitch is 55mm, and the rope strand of intensity rank to be the steel wire of 2400MPa by strander one-shot forming be 1*29Fi, diameter 4.85mm, twists with the fingers to being right-laid;
(3), the diameter of filler wires is 0.71mm, and intensity rank is 2400MPa, and the circle footpath of steel wire is greater than 60cm;
(4) 1 1*29Fi wire rope core that the rope strand of 6 1*29Fi, step (1) obtained and step (2) obtain, and the filler wires 6 that step (3) obtains is shaping on rope-forming machine together, pre-former need special make predeformation is carried out to 6 face stocks, 6 filler wireses import and close up a little, then through pressing mold, post-former synthesis finished product, wirerope diameter is 13.30mm, and intensity rank is 2400MPa, the lay pitch is 106mm, twists with the fingers to being right-laid.
With the steel wire rope that this structure is produced, cross section metal is long-pending adds 3.149mm relative to parallel closely knit sth. made by twisting
2, the rupture pull force of steel wire rope rises 7.5KN, and this structure brings whole construction of wire rope to stablize, extra increase rupture pull force 8.5KN.
[embodiment 4 and embodiment 5]
Producing diameter is 13.35mm steel wire rope, novel filled type contact structure (figure 7 ?embodiment 4, figure 8 ?embodiment 5) and the schematic diagram (Fig. 6) of prior art normal structure, concrete technology parameter and rupture pull force are in Table.
[embodiment 6 and embodiment 7]
Producing diameter is 13.35mm steel wire rope, novel filled type contact structure (Fig. 10 ?embodiment 6, Fig. 11 ?embodiment 7) and the schematic diagram (Fig. 9) of prior art normal structure, concrete technological parameter and actual rupture pull force are in Table.
[embodiment 8, embodiment 9, embodiment 10]
Wherein embodiment 8 is shown in accompanying drawing 12, the steel wire (monofilament) that is partially filled that fill gaps between the wire rope core of the present embodiment and rope strand has identical monofilament tensile strength with it is partially filled steel strand (3) filler wires and filler wires septum femorale intermedium is filled, in conjunction rope process, synchronous importing is closed up a little, primary twisting finished product.Concrete steps are:
The steel wire (22 monofilament) of the different filament diameters of step one, use some, by strander one-shot forming rope strand, is twisted with the fingers to being right-laid;
The steel wire (22 monofilament) of the different filament diameters of step 2, use some, by strander one-shot forming wire rope core, is twisted with the fingers to being left-hand lay;
Step 3, filler wires (1 monofilament) and filler wires stock (3 monofilament);
Step 4,1 wire rope core that the rope strand of 6 obtained for step one and step 2 are obtained, and the filler wires 3 that step 3 obtains is shaping on rope-forming machine together with filler wires stock 3, pre-former need special make predeformation is carried out to 6 rope strands, 3 filler wireses and 3 filler wires stocks import and close up a little, then through pressing mold, post-former synthesis finished product, steel wire rope, twists with the fingers to being left-hand lay.Wherein the filament strength rank of filler wires or filler wires stock is identical with the filament strength rank of rope strand steel wire, and the filament strength rank of rope strand steel wire is identical with the filament strength rank of wire rope core steel wire.
Embodiment 9 is shown in accompanying drawing 13, and embodiment 10 is shown in accompanying drawing 14, and this two embodiment is substantially the same manner as Example 8, and difference is: embodiment 9 is all filler wires stock, and every root filler wires stock is made up of 5 monofilament, totally 6; Embodiment 10 is that filler wires (3) and filler wires stock (3) interval are filled, and wherein filler wires stock is made up of 7 monofilament.
Of the present invention about filler wires or steel strand: certain it is emphasised that there is identical steel wire intensity rank with face stock steel wire, can advantageously in the supporting & stablizing making central strand, postpone at production and application or the central strand rupture time that detects in whole rope fracture, thus improve the overall rupture pull force of steel wire rope, serve the effect that steel cord structure is more stable.
The present invention adopts filler wires or filler wires stock, improve the bulkfactor of steel wire rope, when identical tensile strength of wire, the product of equivalent diameter design, new structure can increase the filling area of 3-5%, improves the rupture pull force of 3-5% accordingly.But due to filler wires or fill stock for the contribution of steel cord structure stability, in reality use or testing process, steel cord structure is more stable, can improve the rupture pull force of 3-5%, therefore this structure is for the rupture pull force of steel wire rope, can promote 8-10%.
The foregoing is only the preferred embodiment of the present invention; not limit practical range of the present invention with this, all persons that is familiar with technique, use principle of the present invention and technical characteristic; the various change done and decoration, all should be covered by within protection category that these claims define.
Claims (10)
1. a filled type contact structure steel wire rope, it is characterized in that: it comprises wire rope core, rope strand, with filler wires or filler wires stock or be partially filled cable segments filler wires stock, described wire rope core and rope strand are point cantact or linear contact lay stock, described rope strand and described filler wires or filler wires stock or be partially filled cable segments filler wires stock one-shot forming twisting on wire rope core, fill gaps between described wire rope core and rope strand has described filler wires or the filler wires stock of identical monofilament tensile strength with it or is partially filled cable segments filler wires stock, and in conjunction rope process, described rope strand and described filler wires or filler wires stock or be partially filled cable segments filler wires stock and synchronously import and close up a little, primary twisting finished product.
2. filled type contact structure steel wire rope according to claim 1, is characterized in that: described rope strand is in skin, is 6 ~ 9, and per share is 7 ~ 36 monofilament.
3. filled type contact structure steel wire rope according to claim 2, is characterized in that: described wire rope core is by a core wire and form around the steel wire floor of core wire outward.
4. the filled type contact structure steel wire rope according to Claims 2 or 3, it is characterized in that: described filler wires or filler wires stock are 6 ~ 9, the every root of described filler wires is 1 monofilament, the every root of described filler wires stock is 2 ~ 7 monofilament, its radical is corresponding with described rope strand number, and the space between described wire rope core and rope strand is by described filler wires or filler wires stock or be partially filled cable segments filler wires stock and all fill.
5. filled type contact structure steel wire rope according to claim 4, it is characterized in that: described filler wires or filler wires stock or to be partially filled the filament strength rank of cable segments filler wires stock identical with the filament strength rank of described rope strand, the filament strength rank of described rope strand is identical with the filament strength rank of described wire rope core steel wire; The intensity rank of steel wire is within 2800-3000MPa scope.
6. filled type contact structure steel wire rope according to claim 5, is characterized in that: the final wirerope diameter formed is between 3 ~ 20mm.
7. a production method for the filled type contact structure steel wire rope that one of claim 1 to 6 is described, is characterized in that:
The steel wire of the different filament diameters of step one, use some, by strander one-shot forming rope strand, is twisted with the fingers to being left-hand lay;
The steel wire of the different filament diameters of step 2, use some, by strander one-shot forming wire rope core, is twisted with the fingers to being right-laid;
The production of step 3, filler wires or filler wires stock;
Step 4,1 wire rope core that the rope strand of 6 ~ 9 obtained for step one and step 2 are obtained, and the obtained filler wires of step 3 or filler wires stock 6 ~ 9 shaping on rope-forming machine together, pre-former need special make predeformation is carried out to 6 ~ 9 rope strands, 6 ~ 9 filler wireses or filler wires stock import and close up a little, then through pressing mold, post-former synthesis finished product, wirerope diameter is 3 ~ 20mm, twists with the fingers to being right-laid.
8. production method according to claim 7, is characterized in that: the filament strength rank of filler wires or filler wires stock is identical with the filament strength rank of rope strand steel wire, and the filament strength rank of rope strand steel wire is identical with the filament strength rank of wire rope core steel wire; The intensity rank of all individual wire is within 2800-3000Mpa scope.
9. a production method for the filled type contact structure steel wire rope that one of claim 1 to 6 is described, is characterized in that:
The steel wire of the different filament diameters of step one, use some, by strander one-shot forming rope strand, is twisted with the fingers to being right-laid;
The steel wire of the different filament diameters of step 2, use some, by strander one-shot forming wire rope core, is twisted with the fingers to being left-hand lay;
Step 3, filler wires or filler wires stock;
Step 4,1 wire rope core that the rope strand of 6 ~ 9 obtained for step one and step 2 are obtained, and the obtained filler wires of step 3 or filler wires stock 6 ~ 9 shaping on rope-forming machine together, pre-former need special make predeformation is carried out to 6 ~ 9 rope strands, 6 ~ 9 filler wireses or filler wires stock import and close up a little, then through pressing mold, post-former synthesis finished product, wirerope diameter is 3 ~ 20mm, twists with the fingers to being left-hand lay.
10. production method according to claim 9, it is characterized in that: the filament strength rank of filler wires or filler wires stock is identical with the filament strength rank of rope strand steel wire, the filament strength rank of rope strand steel wire is identical with the filament strength rank of wire rope core steel wire; The intensity rank of all steel wires is within 2800-3000Mpa scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410748649.1A CN104480759A (en) | 2014-12-09 | 2014-12-09 | Filling-type contact structure steel wire rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410748649.1A CN104480759A (en) | 2014-12-09 | 2014-12-09 | Filling-type contact structure steel wire rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104480759A true CN104480759A (en) | 2015-04-01 |
Family
ID=52755357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410748649.1A Pending CN104480759A (en) | 2014-12-09 | 2014-12-09 | Filling-type contact structure steel wire rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104480759A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562816A (en) * | 2015-02-06 | 2015-04-29 | 江苏法尔胜泓昇集团有限公司 | Filled type steel wire rope of line contact structure |
-
2014
- 2014-12-09 CN CN201410748649.1A patent/CN104480759A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562816A (en) * | 2015-02-06 | 2015-04-29 | 江苏法尔胜泓昇集团有限公司 | Filled type steel wire rope of line contact structure |
| WO2016141899A1 (en) * | 2015-02-06 | 2016-09-15 | 法尔胜泓昇集团有限公司 | Filled-type linear contact structure steel wire rope |
| CN104562816B (en) * | 2015-02-06 | 2018-08-10 | 法尔胜鸿昇集团有限公司 | A kind of filled type contact structure steel wire rope |
| CN104562816B8 (en) * | 2015-02-06 | 2018-10-16 | 法尔胜泓昇集团有限公司 | A kind of filled type contact structure steel wire rope |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104562816A (en) | Filled type steel wire rope of line contact structure | |
| CN106458516A (en) | Rope for elevator and manufacturing method therefor | |
| CN105951597A (en) | Steel wire rope for suspension bridge sling and manufacturing method thereof | |
| CN101988272A (en) | Sisal hemp core steel wire rope for high-speed elevator | |
| CN105200832A (en) | Super-large-diameter cable type steel wire rope | |
| CN102296471A (en) | Parallel twisted steel wire rope used for container device and manufacture method thereof | |
| CN104480759A (en) | Filling-type contact structure steel wire rope | |
| CN103779008A (en) | Macromolecule composite-fiber logging cable and preparation method thereof | |
| CN109338769A (en) | A kind of wirerope that structural stability is high and its preparation process | |
| CN201183919Y (en) | Double-compaction steel wire rope | |
| CN201265120Y (en) | Point and line contact wire cable with large diameter | |
| CN106049139A (en) | Plastic filled steel wire rope for electric shovel and manufacture method for the same | |
| CN210104412U (en) | Sealing steel wire rope with diameter of 200mm for spatial structure | |
| CN201627104U (en) | Single-stranded compacted-strand reverse-lay steel wire rope | |
| US8966872B2 (en) | Multi-strand steel cord with waved core strand | |
| CN103993495B (en) | A kind of four strands of truck cranes forge the surperficial crack resistence treatment process of rope | |
| CN216551323U (en) | Pre-deformation device for producing high-cohesive-force micro steel wire rope | |
| CN210325249U (en) | Cable conductor | |
| CN104343026B (en) | Metal cords and rubber tyre | |
| CN204401348U (en) | The protective layer used all-steel cord of meridian engineering tyre | |
| CN103103835A (en) | High-supporting high-strength sisal hemp rope | |
| CN204550897U (en) | Full-steel radial ply engineering tyre all-steel cord | |
| CN205276032U (en) | Compaction wire rope | |
| CN206070227U (en) | A kind of filled type contact structure steel wire rope | |
| CN204551119U (en) | Meridian engineering tyre all-steel cord |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication |