CN208562967U - A kind of high rupture pull force flat-strand rope - Google Patents
A kind of high rupture pull force flat-strand rope Download PDFInfo
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- CN208562967U CN208562967U CN201820252951.1U CN201820252951U CN208562967U CN 208562967 U CN208562967 U CN 208562967U CN 201820252951 U CN201820252951 U CN 201820252951U CN 208562967 U CN208562967 U CN 208562967U
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Abstract
The utility model discloses a kind of high rupture pull force flat-strand ropes, are related to wirerope field, which includes six strand stocks and one wire rope core, and equably twisting is in the periphery of wire rope core for 6 strand stocks, and per share rope strand therein is tangent with wire rope core；The per share rope strand includes the high-intensitive stock core being made of the identical steel wire of six roots of sensation diameter, the internal layer silk and outer layer silk closely surrounded outside the high-intensitive stock core, high-intensitive stock core includes three steel wire groups in parallel, high-intensitive stock core is made of described three steel wire group primary twistings in parallel, and each parallel connection steel wire group is made of the identical steel wire primary twisting of two diameters.The high rupture pull force flat-strand rope of the utility model is more reliable and more stable compared with the steel cord structure of existing structure, solves big triangular strand wire rope stress and stock silk tightness difference and stock turns over the mass defects such as rib.
Description
Technical field
The utility model relates to wirerope fields, and in particular to a kind of high rupture pull force flat-strand rope.
Background technique
Triangular strand wire rope because with match the remarkable advantages such as race contact area big, rupture pull force value height, long service life
And be used widely in the industries such as coal, metallurgy, coloured, be irreplaceable wirerope kind, always by the producer with
The great attention of user.
Existing triangular strand wire rope is that by 6 there is certain spiral-shaped triangular strand closely to fasten around wire rope core.
Usually said special-shaped stock, is primarily referred to as non-circular stock, generally there is triangular strand, oval strand and flat stock.Fig. 1-Fig. 4 is shown at present
The stock core section figure of common triangular strand wire rope, Fig. 1 are 1 × 6 structures, and the triangular strand core being made of six roots of sensation steel wire is adopted at present
It is mild steel wire.6 steel wires form steel tendons, stock core have screw pitch and without the lay pitch, by external force structural instability, simultaneously because
Using mild steel wire, whole rope rupture pull force is not high.
Fig. 2 is 1 × 7+3 structure.It is made of 1 × 7 circle stock and three crest lines (being waited on lines at three of circle stock respectively).This
Kind 1 × 7 part of stock core can be made of general steel wire, and three crest lines are generally mild steel wire, and the steel wire of three crest line positions is being restricted
Twisting process is unstable leads to the unstable of strand structure for stock.
The triangular strand core for form that Fig. 3 is 3 × 2+3 structure, i.e., so-called " steel wire to ".Such strand of core is by three with the lay pitch
" steel wire to " twisting forms, and has three filler wires, filler wires generally use mild steel wire.Such strand of core is subsequent
During rope strand twisting, being easy to run out of positioned at the steel wire of apex causes strand structure unstable.
Fig. 4 is 3+9 structure, and 3 mild steel wires of center arrangement of stock core form steel tendon；Then it is twisted in steel tendon outer layer
9 steel wires are made, are pressed into triangle using special tooling, consumptive material is more, and processing technology is complex.
In general, existing triangular strand core steel cord structure has the disadvantage that
1, the stock core of above 4 kinds of structures is made of steel tendon, and all or part of steel wire of stock core is without twisting, respectively
The position of steel wire is more loose.
2, due to structure design, all or part of steel wire need to use mild steel wire, influence whole rope rupture pull force
It improves.
3, due to structure design, during subsequent twisting central core steel wire and cover wire, it is located at triangle
Stock core wire at the top of shape is easy prominent cover wire, influences rope strand Twisting quality, rope strand is even resulted in when serious and is scrapped.
4, since the stability of triangular strand core is insufficient, entire triangular strand wire rope structural stability is influenced, is being installed
After on to corresponding lifting, lifting means, when bearing larger load, between the steel wire and steel wire of wirerope, rope strand and rope
Contact condition between stock deteriorates, and wirerope also deteriorates with rotating cylinder or rope sheave trench contact state, leads to wirerope
There is fracture of wire, stranded, influences service life of steel wire rope.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high rupture pull force abnormity stocks
Wirerope, it is more reliable and more stable compared with the steel cord structure of existing structure, it solves triangular strand wire rope stress greatly and stock silk is close
Degree difference and stock turn over the mass defects such as rib.To achieve the above objectives, the technical scheme adopted by the utility model is that:
A kind of high rupture pull force flat-strand rope, comprising:
Six strand stocks and one wire rope core, equably twisting is in the periphery of wire rope core for the six strands stock, and every strand therein
Stock is tangent with the wire rope core；The per share rope strand includes the high-intensitive stock being made of the identical steel wire of six roots of sensation diameter
Core, the internal layer silk and outer layer silk closely surrounded outside the high-intensitive stock core, the high intensity stock core include three steel wires in parallel
Group, the high intensity stock core are made of described three steel wire group primary twistings in parallel, and each parallel connection steel wire group is by two diameter phases
Same steel wire primary twisting is constituted.
Based on the above technical solution, each steel wire group lay pitch in parallel is all the same in the high-intensitive stock core, and described three
The twisting lay pitch of a parallel connection steel wire group is the half of the twisting lay pitch of the identical steel wire of two diameters.
Based on the above technical solution, the high-intensitive stock core has uniform outer vortex.
Based on the above technical solution, in the high-intensitive stock core any radial section of three steel wire groups in parallel with
6 steel wires for constituting the wirerope are axial vertical.
Based on the above technical solution, the steel cord structure is 6 × 25S or 6 × 28S.
Based on the above technical solution, the diameter of the internal layer silk is less than the diameter of the outer layer silk, and per share institute
Rope strand is stated to be formed by the high-intensitive stock core, outer layer silk and internal layer silk twisting.
It based on the above technical solution, is point, line composite contact between the high-intensitive stock core and the internal layer silk；
It is contacted between the outer layer silk and internal layer silk for line.
Compared with the prior art, the advantages of the utility model are:
(1) the high rupture pull force flat-strand rope of the utility model uses unique 3 × 2 triangular strand core, by two
Secondary twisting is formed, and strand core is 6 high-tensile steel wires, mild steel wire is not used, so that whole rope rupture pull force is mentioned compared with original structure
High 10%-20%.
(2) the high rupture pull force flat-strand rope of the utility model is due to by twisting, the stability of stock core are good twice
Good, entire triangular strand wire rope structural stability is also effectively guaranteed, be installed to corresponding lifting, on lifting means it
Afterwards, even if bearing larger load, the contact condition between the steel wire and steel wire of wirerope, between rope strand and rope strand is also very steady
Fixed, wirerope and rotating cylinder or rope sheave trench contact state also keep well, service life of steel wire rope being effectively ensured.Identical
Under working condition, compared with existing triangular strand wire rope, 50% or more is improved using life.
(3) the high rupture pull force flat-strand rope production method of the utility model passes through two using 6 high-tensile steel wires
Secondary twisting is initially formed 1 × 2 steel wire group, re-forms distinctive 3 × 2 structure, and the existing lay pitch of stock core of the structure also has screw pitch；
6 steel wire relative positions are very fixed, due to the structure setting of 3 group of 1 × 2 steel wire group, so that gable top steel wire is subsequent again
During twisting, the probability that the prominent outer layer silk of stock core wire occurs is substantially reduced, and ensure that rope strand Twisting quality.
Detailed description of the invention
Fig. 1 is a kind of existing construction of wire rope schematic diagram；
Fig. 2 is another existing construction of wire rope schematic diagram；
Fig. 3 is another existing construction of wire rope schematic diagram；
Fig. 4 is another existing construction of wire rope schematic diagram；
Fig. 5 is the radial structure sectional view of high rupture pull force flat-strand rope in the utility model embodiment；
Fig. 6 is the radial structure sectional view of high rupture pull force flat-strand rope in another embodiment of the utility model；
Fig. 7 is the radial section of high-intensitive wire rope core in high rupture pull force flat-strand rope in the utility model embodiment
Figure；
Fig. 8 is the surface structure of parallel connection steel wire group in high rupture pull force flat-strand rope in the utility model embodiment
Figure.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Referring to shown in Fig. 5-Fig. 6, the utility model embodiment provides a kind of high rupture pull force flat-strand rope, comprising:
Six strand stocks and one wire rope core, equably twisting is in the periphery of wire rope core for the six strands stock, and every strand therein
Stock is tangent with the wire rope core；
The per share rope strand includes the high-intensitive stock core being made of the identical steel wire of six roots of sensation diameter, closely surrounds
Internal layer silk and outer layer silk outside the high intensity stock core, the diameter of internal layer silk are less than the diameter of the outer layer silk, and per share described
Rope strand is formed by the high-intensitive stock core, outer layer silk and internal layer silk twisting；The high intensity stock core includes three steel wire groups in parallel,
The high intensity stock core is made of described three steel wire group primary twistings in parallel, and each parallel connection steel wire group is identical by two diameters
Steel wire primary twisting is constituted.
The high-intensitive wire rope core in high rupture pull force flat-strand rope in the utility model embodiment is due to by twice
Twisting, the existing lay pitch of stock core also have screw pitch stock core, and which form unique 3 × 2 structures, have good stability, entire triangular strand steel
Cord structural stability is also effectively guaranteed, be installed to corresponding lifting, on lifting means after, even if bearing larger
Load, the contact condition between the steel wire and steel wire of wirerope, between rope strand and rope strand is also sufficiently stable, wirerope and rotating cylinder or
Rope sheave trench contact state also keeps well, service life of steel wire rope being effectively ensured.
In addition, although the stock cored structure of the utility model wirerope is existing with 1 × 6 structure from longitudinal section view
Strand wire core is similar, but specific structure and function and effect be have it is visibly different: the high-intensitive stock of the utility model wirerope
Cored structure is formed by three group of 1 × 2 steel wire group twisting, can be seen that from Fig. 7, Fig. 8, between three group of 1 × 2 steel wire group, every group of steel wire group
Steel wire between through twisting formed complex cross-linked structure, and due between each group steel wire group screw pitch and the lay pitch fix, each group steel wire
It is point, line composite contact between group；It forms steel wire and is parallel to each other conventional 1 × 6 strand wire core, is between when twisting each steel wire
Uniform line contact, no screw pitch, and this strand of core wire, without twisting, the position of each steel wire is more loose.
In addition, the stock cored structure of the utility model steel cord structure is not merely that simple more wirerope are twisted twice
Make the structure that can be obtained, and if only if the steel wire group of composition be 1 × 2 steel wire group, the steel wire group number that when second of twisting uses
Amount is three groups, while when three groups of steel wire groups are mutually fitted into similar 1 × 6 cross section structure as shown in Figure 7, being likely to be formed such as this
The general steel wire relative position of utility model wirerope high intensity stock core is stablized, and existing screw pitch has the wirerope of the lay pitch again；As changed
Any one of steel wire number, steel wire group number or embedded structure all can not be such that wirerope is formed under the processing method of multiple twisting
It is in close contact seamless, outer rib rule, the uniform strand wire core with screw pitch and the lay pitch.
It is point, line between high-intensitive wire rope core and the internal layer silk in the high rupture pull force flat-strand rope of the utility model
Composite contact；It is contacted between the outer layer silk and internal layer silk for line.The overall structure of wirerope in GB/T8706-2006 by describing
Definition be classified as 6 × 25S or 6 × 28S.
In one embodiment, each parallel connection steel wire group lay pitch is all the same in high-intensitive wire rope core, described three steel cable groups in parallel
The twisting lay pitch be two steel wires the twisting lay pitch half times.
As shown in Figs. 7-8, the high-intensitive wire rope core has uniform outer vortex；Three steel in parallel in high-intensitive wire rope core
Any radial section of silk group is axial vertical with 6 steel wires for constituting the wirerope.
The utility model also provides a kind of manufacturing method of high rupture pull force flat-strand rope as described above, including with
Lower step:
S1, the identical steel wire of two diameters is formed into 1 × 2 steel wire group in parallel using strander primary twisting；
S2, identical 1 × 2 steel wire group in parallel of 3 groups of lay pitch is alternately arranged into 3 × 2 faces, and is once twisted using strander group
3 × 2 high-intensitive strand cores are made；
S3, series connection strander group twisting formation triangular strand is used on 3 × 2 obtained high-intensitive strand cores.Described
After step S3, planet type strander group also can be used to complete the conjunction rope of triangular strand wire rope.
The utility model is not limited to above embodiment, for those skilled in the art, not
Under the premise of being detached from the utility model principle, several improvements and modifications can also be made, these improvements and modifications are also considered as this reality
Within novel protection scope.The content being not described in detail in this specification belongs to well known to professional and technical personnel in the field
The prior art.
Claims (7)
1. a kind of high rupture pull force flat-strand rope characterized by comprising
Six strand stocks and one wire rope core, equably twisting is in the periphery of wire rope core for the six strands stock, and per share rope strand therein is equal
It is tangent with the wire rope core；
The per share rope strand includes the high-intensitive stock core being made of the identical steel wire of six roots of sensation diameter, closely surrounds described
Internal layer silk and outer layer silk outside high-intensitive stock core, the high intensity stock core include three steel wire groups in parallel, the high intensity stock core
It is made of described three steel wire group primary twistings in parallel, each parallel connection steel wire group is by the identical steel wire primary twisting structure of two diameters
At.
2. high rupture pull force flat-strand rope as described in claim 1, it is characterised in that: in the high intensity stock core respectively simultaneously
The connection steel wire group lay pitch is all the same, and the twisting lay pitch of described three steel wire groups in parallel is the twisting of the identical steel wire of two diameters
The half of the lay pitch.
3. high rupture pull force flat-strand rope as described in claim 1, it is characterised in that: the high intensity stock core has equal
Even outer vortex.
4. high rupture pull force flat-strand rope as described in claim 1, it is characterised in that: three in the high intensity stock core
Any radial section of steel wire group in parallel is axial vertical with 6 steel wires for constituting the steel wire group.
5. high rupture pull force flat-strand rope as described in claim 1, it is characterised in that: the steel cord structure is 6 ×
25S or 6 × 28S.
6. high rupture pull force flat-strand rope as described in claim 1, it is characterised in that: the diameter of the internal layer silk is less than
The diameter of the outer layer silk, and the per share stock core is formed by the high-intensitive stock core, outer layer silk and internal layer silk twisting.
7. high rupture pull force flat-strand rope as described in claim 1, it is characterised in that: the high intensity stock core with it is described
It is point, line composite contact between internal layer silk；It is contacted between the outer layer silk and internal layer silk for line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820252951.1U CN208562967U (en) | 2018-02-12 | 2018-02-12 | A kind of high rupture pull force flat-strand rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820252951.1U CN208562967U (en) | 2018-02-12 | 2018-02-12 | A kind of high rupture pull force flat-strand rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208562967U true CN208562967U (en) | 2019-03-01 |
Family
ID=65452940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820252951.1U Withdrawn - After Issue CN208562967U (en) | 2018-02-12 | 2018-02-12 | A kind of high rupture pull force flat-strand rope |
Country Status (1)
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| CN (1) | CN208562967U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158338A (en) * | 2018-02-12 | 2019-08-23 | 杨燕华 | A kind of high rupture pull force flat-strand rope and its manufacturing method |
| CN110411796A (en) * | 2019-06-28 | 2019-11-05 | 咸阳宝石钢管钢绳有限公司 | A kind of method for making sample convenient for breaking force of rope test |
-
2018
- 2018-02-12 CN CN201820252951.1U patent/CN208562967U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158338A (en) * | 2018-02-12 | 2019-08-23 | 杨燕华 | A kind of high rupture pull force flat-strand rope and its manufacturing method |
| CN110158338B (en) * | 2018-02-12 | 2020-12-15 | 杨燕华 | High breaking force special-shaped strand steel wire rope and manufacturing method thereof |
| CN110411796A (en) * | 2019-06-28 | 2019-11-05 | 咸阳宝石钢管钢绳有限公司 | A kind of method for making sample convenient for breaking force of rope test |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190301 Effective date of abandoning: 20201215 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190301 Effective date of abandoning: 20201215 |