CN210091758U - Anti-pulling cable for crane - Google Patents
Anti-pulling cable for crane Download PDFInfo
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- CN210091758U CN210091758U CN201921015638.7U CN201921015638U CN210091758U CN 210091758 U CN210091758 U CN 210091758U CN 201921015638 U CN201921015638 U CN 201921015638U CN 210091758 U CN210091758 U CN 210091758U
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Abstract
The utility model discloses a tensile cable for hoist, including the tensile cable body, the tensile cable body includes the protective sheath, the fire-retardant layer of inner wall fixedly connected with of protective sheath, the inner wall fixedly connected with metal enhancement layer on fire-retardant layer, the inner wall of metal enhancement layer is equidistance fixed mounting and has a plurality of elasticity strips. This resistance pulls cable for hoist, through the metal enhancement layer, the cavity, the elasticity strip, tensile mechanism, the elastic layer, the cooperation of steel wire and aramid fiber silk is used, the metal enhancement layer helps the structure of firm cable, also help improving the tensile strength of cable simultaneously, simultaneously at the elasticity strip, under the cooperation of elastic layer and cavity, the effectual pliability that improves the tensile cable body, thereby help further improving the tensile strength of tensile cable body, and under the cooperation of aramid fiber silk and steel wire, the tensile strength and the tensile stability of tensile cable body have further been improved, make the tensile cable body can bear iterative drawing and bending, tensile property is good.
Description
Technical Field
The utility model relates to a hoist field specifically is an anti cable of pulling for hoist.
Background
Along with the development of society, the machine plays an increasingly important role in daily life and production of people, and because of the convenience and accuracy of the machine, a large amount of manpower and financial resources are saved, and then hoisting equipment for hoisting large-scale machines is also developed and becomes an indispensable component. The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive. Because the weight is lifted without the supporting legs and the lifted weight is frequently used for driving, the driving speed is higher than that of a crawler crane (crawler crane); the operation is stable, the lifting capacity is large, the lifting can be carried out within a specific range, but the road is required to be smooth and firm, the tire air pressure meets the requirement, and the lifting distance from the ground is not more than 50 CM; long distance walking with load is prohibited.
However, the conventional pull-resistant cable for the crane in the market has a poor tensile effect, so that the internal structure of the cable is damaged easily due to overlarge external stress, the cable is prone to failure, and much inconvenience is brought to workers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hoist is with anti cable of pulling to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a tensile cable for a crane comprises a tensile cable body, wherein the tensile cable body comprises a protective sleeve, the inner wall of the protective sleeve is fixedly connected with a flame-retardant layer, the inner wall of the flame-retardant layer is fixedly connected with a metal reinforcing layer, a plurality of elastic strips are fixedly arranged on the inner wall of the metal reinforcing layer at equal intervals, one side, far away from the metal reinforcing layer, of each elastic strip is fixedly connected with an elastic layer, a cavity is formed between each elastic layer and the metal reinforcing layer and between two adjacent elastic strips, four conductors are arranged inside each elastic layer, each conductor comprises a second insulating layer, the inner wall of each second insulating layer is fixedly connected with a second insulating layer, a plurality of wire cores are arranged inside each second insulating layer, tensile mechanisms are respectively arranged inside each elastic layer and between two adjacent conductors, and tensile mechanisms are also arranged inside each elastic layer and between four conductors, tensile mechanism includes the first insulation layer, the first isolation layer of inner wall fixedly connected with on the first insulation layer, the inside on first isolation layer is provided with steel wire and aramid fiber silk respectively, the inside of elastic layer is provided with the filler.
As a further aspect of the present invention: the metal reinforcing layer is made of plastic steel material.
As a further aspect of the present invention: the first isolation layer and the second isolation layer are both metal mesh shielding layers and are made of tinned copper wires.
As a further aspect of the present invention: the first insulating layer and the second insulating layer are both made of fluoroplastic materials.
As a further aspect of the present invention: the elastic strips and the elastic layer are both made of chlorosulfonated polyethylene materials.
As a further aspect of the present invention: the protective sleeve is made of polyethylene terephthalate material.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a metal enhancement layer, the cavity, the elasticity strip, tensile mechanism, the elastic layer, the cooperation of steel wire and aramid fiber silk is used, the metal enhancement layer helps the structure of firm cable, also help improving the tensile strength of cable simultaneously, simultaneously under the cooperation of elasticity strip, the effectual pliability that improves the tensile cable body, thereby help further improving the tensile strength of tensile cable body, and under the cooperation of aramid fiber silk and steel wire, the tensile strength and the tensile stability of tensile cable body have further been improved, make the tensile cable body can bear iterative stretch and bending, tensile property is good, help avoiding the tensile cable body to lead to the inner structure damaged because of external atress is too big, help prolonging the life of tensile cable body, thereby use cost is reduced, through first insulating layer, first isolated layer, The second insulating layer is used with the cooperation of second insulating layer, and the effectual insulating effect and the shielding effect that have improved the tensile cable body have improved the shielding performance and the interference killing feature of tensile cable body to help improving the accuracy and the security of tensile cable body, use through the cooperation of protective sheath and fire-retardant layer, help improving the wear-resisting and high temperature resistance performance of tensile cable body.
Drawings
Fig. 1 is a schematic structural diagram of a pull-resistant cable for a crane.
Fig. 2 is a schematic structural diagram of a tensile mechanism in a tensile cable for a crane.
Fig. 3 is a schematic diagram of a structure of a conductor in a pull-resistant cable for a crane.
In the figure: tensile cable body 1, protective sheath 2, fire-retardant layer 3, metal reinforcement layer 4, cavity 5, elastic strip 6, conductor 7, tensile mechanism 8, elastic layer 9, filler 10, first insulating layer 11, first insulating layer 12, steel wire 13, aramid fiber 14, second insulating layer 15, second insulating layer 16, sinle silk 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a tensile cable for a crane includes a tensile cable body 1, the tensile cable body 1 includes a protective sheath 2, a flame retardant layer 3 is fixedly connected to an inner wall of the protective sheath 2, a metal reinforcing layer 4 is fixedly connected to an inner wall of the flame retardant layer 3, a plurality of elastic strips 6 are fixedly installed on an inner wall of the metal reinforcing layer 4 at equal intervals, an elastic layer 9 is fixedly connected to a side of the elastic strip 6 away from the metal reinforcing layer 4, a cavity 5 is formed between the elastic layer 9, the metal reinforcing layer 4 and two adjacent elastic strips 6, four conductors 7 are installed inside the elastic layer 9, the conductors 7 include a second insulating layer 15, a second insulating layer 16 is fixedly connected to an inner wall of the second insulating layer 15, a plurality of wire cores 17 are installed inside the second insulating layer 16, tensile mechanisms 8 are respectively installed inside the elastic layer 9 and between two adjacent conductors, elastic layer 9's inside and be located also to be provided with tensile mechanism 8 between four conductors 7, tensile mechanism 8 includes first insulating layer 11, the first insulating layer 12 of inner wall fixedly connected with on first insulating layer 11, the inside of first insulating layer 12 is provided with steel wire 13 and aramid fiber silk 14 respectively, elastic layer 9's inside is provided with filler 10, metal enhancement layer 4 adopts the plastic steel material to make, first insulating layer 12 is the netted shielding layer of metal with second insulating layer 16, and its material is the tinned copper wire, first insulating layer 11 all adopts the fluoroplastics material to make with second insulating layer 15, elastic strip 6 all adopts chlorosulfonated polyethylene material to make with elastic layer 9, protective sheath 2 adopts the polyethylene glycol terephthalate material to make.
The utility model discloses a theory of operation is:
when in use, the metal reinforcing layer 4 is made of plastic steel material, the plastic steel material has excellent rigidity and elasticity, which is helpful for stabilizing the structure of the cable and improving the tensile strength of the cable, and the elastic strip 6 and the elastic layer 9 are both made of chlorosulfonated polyethylene material, which has better heat resistance, wear resistance and tensile strength, good tensile strength and impact resistance, and the like, effectively improves the flexibility of the tensile cable body 1, thereby being helpful for further improving the tensile strength of the tensile cable body 1, then the aramid fiber 14 has ultrahigh strength, the tensile strength is very high, and under the cooperation of the steel wire 13, the tensile strength and tensile stability of the tensile cable body 1 are further improved, so that the tensile cable body 1 can bear repeated stretching and bending, the tensile performance is good, and the internal structure damage of the tensile cable body 1 caused by overlarge external stress is avoided, the service life of tensile cable body 1 is helped to be prolonged, thereby the use cost is reduced, first insulating layer 11 and second insulating layer 15 all adopt fluoroplastic materials to make, it has good electric insulating property, simultaneously first insulating layer 12 and second insulating layer 16 are the netted shielding layer of metal, and its material is tin-plated copper, the effectual insulating effect and the shielding effect that improves tensile cable body 1, the effectual shielding property and the interference killing feature that improves tensile cable body 1, thereby help improving the accuracy and the security of tensile cable body 1, use through the cooperation of protective sheath 2 and flame retardant coating 3, protective sheath 2 adopts the polyethylene glycol terephthalate material to make, its electric insulating property is good, the antifriction is good, help improving the wear-resisting and high temperature resistance of tensile cable body 1.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a tensile cable for hoist, includes tensile cable body (1), its characterized in that: the tensile cable body (1) comprises a protective sleeve (2), the inner wall of the protective sleeve (2) is fixedly connected with a flame-retardant layer (3), the inner wall of the flame-retardant layer (3) is fixedly connected with a metal reinforcing layer (4), the inner wall of the metal reinforcing layer (4) is fixedly provided with a plurality of elastic strips (6) at equal intervals, one side of the elastic strip (6) far away from the metal reinforcing layer (4) is fixedly connected with an elastic layer (9), a cavity (5) is formed between the elastic layer (9) and the metal reinforcing layer (4) and two adjacent elastic strips (6), four conductors (7) are arranged inside the elastic layer (9), each conductor (7) comprises a second insulating layer (15), the inner wall of the second insulating layer (15) is fixedly connected with a second insulating layer (16), and a plurality of wire cores (17) are arranged inside the second insulating layer (16), the utility model discloses a cable conductor, including elastic layer (9), tensile mechanism (8) are do not provided with equally divide between two adjacent conductors (7) in the inside of elastic layer (9) and be located, the inside of elastic layer (9) also is provided with tensile mechanism (8) between four conductors (7), tensile mechanism (8) include first insulating layer (11), the first insulating layer (12) of inner wall fixedly connected with of first insulating layer (11), the inside of first insulating layer (12) is provided with steel wire (13) and aramid fiber silk (14) respectively, the inside of elastic layer (9) is provided with filler (10).
2. The pull-resistant cable for cranes according to claim 1, characterized in that: the metal reinforcing layer (4) is made of plastic steel materials.
3. The pull-resistant cable for cranes according to claim 1, characterized in that: the first isolation layer (12) and the second isolation layer (16) are both metal mesh shielding layers and are made of tinned copper wires.
4. The pull-resistant cable for cranes according to claim 1, characterized in that: the first insulating layer (11) and the second insulating layer (15) are both made of fluoroplastic materials.
5. The pull-resistant cable for cranes according to claim 1, characterized in that: the elastic strips (6) and the elastic layer (9) are both made of chlorosulfonated polyethylene materials.
6. The pull-resistant cable for cranes according to claim 1, characterized in that: the protective sleeve (2) is made of polyethylene terephthalate material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015638.7U CN210091758U (en) | 2019-07-02 | 2019-07-02 | Anti-pulling cable for crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015638.7U CN210091758U (en) | 2019-07-02 | 2019-07-02 | Anti-pulling cable for crane |
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| Publication Number | Publication Date |
|---|---|
| CN210091758U true CN210091758U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921015638.7U Active CN210091758U (en) | 2019-07-02 | 2019-07-02 | Anti-pulling cable for crane |
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| CN (1) | CN210091758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112466529A (en) * | 2020-11-30 | 2021-03-09 | 韩玉权 | Anti-interference and anti-stretching cable for communication equipment |
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2019
- 2019-07-02 CN CN201921015638.7U patent/CN210091758U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112466529A (en) * | 2020-11-30 | 2021-03-09 | 韩玉权 | Anti-interference and anti-stretching cable for communication equipment |
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