CN215095766U - Composite material end head applied to carbon fiber inhaul cable - Google Patents
Composite material end head applied to carbon fiber inhaul cable Download PDFInfo
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- CN215095766U CN215095766U CN202121341596.3U CN202121341596U CN215095766U CN 215095766 U CN215095766 U CN 215095766U CN 202121341596 U CN202121341596 U CN 202121341596U CN 215095766 U CN215095766 U CN 215095766U
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Abstract
The utility model belongs to the technical field of anchoring device, specifically be a composite end head for carbon fiber cable, twine and solidification forming by fibre preimpregnation area an organic whole, perhaps impregnate resin solidification forming again after twining by fibre bundle an organic whole, and be formed with the outer loop that is used for carbon fiber cable tip coiling and the inner ring that is used for inserting the pin when connecting, the outer loop is enclosed by the major arc section that sets up relatively, the straight transition portion of 2 sections that the small circle arc section and symmetry set up, the both ends of straight transition portion are connected with major arc section and small circle arc section tangent respectively; the inner ring is circular and is positioned in the large circular arc section, the outer diameter of the inner ring is equal to the inner diameter of the large circular arc section, and the outer wall of one end of the inner ring, which is close to the large circular arc section, is tightly adhered to the inner wall of the large circular arc section. The utility model discloses a combined material end has the light characteristics of matter, and can cooperate the carbon fiber cable, under the condition that satisfies the strength requirement, reduces the weight of whole cable by a wide margin.
Description
Technical Field
The utility model belongs to the technical field of anchoring device, specifically be a be applied to combined material end of carbon fiber cable.
Background
At present, aiming at the problem that the end of a carbon fiber cable in a pin joint mode is made of metal, generally titanium alloy, stainless steel and the like, the carbon fiber cable mainly has three defects by adopting the metal end, and firstly, the adhesion between a metal material and a composite material is weaker than the adhesion strength between the composite materials; secondly, the weight of the metal material is higher than that of the carbon fiber composite material, thirdly, the metal end is generally formed by processing for many times, and is difficult to form at one time, high in labor cost and low in efficiency. For a small-sized inhaul cable, only the cable body is replaced by a carbon fiber material, and the weight reduction effect is not very obvious.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model relates to a can satisfy the combined material connection end of preimpregnation material winding shaping cable specifically is a combined material end of being applied to the carbon fiber cable, has the characteristics that matter is light, intensity is high.
In order to realize the purpose, the utility model discloses a technical scheme is: a composite material end applied to a carbon fiber inhaul cable is integrally wound by a fiber prepreg tape and cured to be formed, or is integrally wound by a fiber bundle and then cured and formed by impregnating resin, an outer ring used for winding the end part of the carbon fiber inhaul cable and an inner ring used for inserting a pin during connection are formed, the outer ring is surrounded by a large arc section, a small arc section and 2 symmetrically arranged straight transition parts, and two ends of the straight transition parts are respectively connected with the large arc section and the small arc section in a tangent mode; the inner ring is circular and is located the major arc section, and the external diameter of inner ring equals the internal diameter of major arc section, and the outer wall that the inner ring is close to the one end of major arc section closely pastes with the inner wall of major arc section.
Preferably, the fiber in the fiber prepreg tape is carbon fiber or glass fiber, and the resin is epoxy resin or polyurethane.
Compared with the prior art, the utility model discloses the technological effect who gains does: the composite material end of the utility model is integrally wound and solidified by the fiber prepreg tape, has light weight, can further reduce the weight of the whole inhaul cable, and meets the weight reduction requirements of short cables and small load occasions; compared with metal, the surface of the composite material is much rougher, and the problem of slipping is not needed to be worried about when the carbon fiber inhaul cable is wound, so that a flange is not needed to be arranged on the edge of the outer ring; the arrangement of the straight transition part improves the convenience of binding the outermost layer of the subsequent carbon fiber inhaul cable body to a certain extent, and the binding deformation of the separated corners at the two ends of the cable body can be avoided.
Drawings
Fig. 1 is the embodiment of the present invention, which is a schematic structural diagram of a composite material end applied to a carbon fiber cable.
Fig. 2 is a schematic structural diagram of a mould for coiling the forming of the composite material end head applied to the carbon fiber inhaul cable in the embodiment of the utility model.
The reference numbers in the figures are: 1. the die comprises a large arc section, a small arc section 2, a straight transition part 3, an inner ring 4, a first die 5 and a second die 6.
Detailed Description
The utility model discloses not confine the following embodiment to, general technical personnel in this field can adopt other multiple embodiment to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model discloses a composite end concrete implementation example for carbon fiber cable is shown in fig. 1, composite end is twined and solidification forming by fibre preimpregnation area an organic whole, perhaps soaks resin solidification forming preferred the former of this embodiment again after twining by fibre bundle an organic whole, and is formed with the outer loop that is used for carbon fiber cable tip coiling and is used for inserting the inner ring 4 of pin when connecting, the outer loop is enclosed by relative big circular arc section 1 that sets up, small circular arc section 2 and 2 sections straight transition portions 3 that set up symmetrically, the both ends of straight transition portion 3 are connected with big circular arc section 1 and small circular arc section 2 tangent respectively; the inner ring 4 is circular ring shape and is located the major arc section 1, and the external diameter of inner ring 4 equals the internal diameter of major arc section 1, and the outer wall that the inner ring 4 is close to the one end of major arc section 1 closely pastes with the inner wall of major arc section 1.
The fiber in the fiber prepreg tape is carbon fiber or glass fiber, the resin is epoxy resin or polyurethane, and the embodiment prefers carbon fiber.
The specific molding method of the composite material end comprises the following steps: see fig. 2 for a mold for forming the composite material end of this embodiment, which includes a first mold 5 for forming a circular tube shape of the large circular arc section 1 and the inner ring 4 by winding and a second mold 4 for forming a circular tube shape of the small circular arc section 2 by winding, wherein the first mold 5 and the second mold 4 have the same axial dimension, when in use, the first mold 5 and the second mold 4 are fixed at intervals according to the design requirement of the carbon fiber cable, and the central axes of the first mold 5 and the second mold 4 are controlled to be parallel and at the same horizontal height, and then the composite material end is wound with a set tension, when in winding, one end of the fiber prepreg tape is first fixed on the first mold 5, then wound around the annular outer wall of the first mold 5 for multiple times to form the inner ring 4, then directly wound around the second mold 4 without cutting the fiber prepreg tape, and the fiber prepreg tape is controlled to sequentially and repeatedly wind around the second mold 4 and the first mold 5, and then forming the outer ring (specifically, the large arc section 1 is formed on one side of the first mold 5 departing from the second mold 4, the small arc section 2 is formed on one side of the second mold 4 departing from the first mold 5, and the straight transition part is formed between the first mold 5 and the second mold 4), curing and molding after winding, and demolding to obtain the composite material end. The width of the fiber prepreg tape is preferably consistent with the axial dimensions of the first mold 5 and the second mold 4, and the interlayer air between the prepregs can be discharged under set tension, so that the mechanical property of the end head of the composite material is further ensured.
In order to facilitate the winding of the composite material end, the edges of the outer walls of the first die 5 and the second die 4 can be connected with the annular baffle through bolts, so that the fiber prepreg tape is prevented from slipping off from the first die 5 or the second die 4 during the winding.
The fashioned combined material end of this embodiment is light by fibre preimpregnation area quality, can further reduce the weight of whole cable, satisfy the stub cable, the heavy demand that subtracts of little load occasion, and combined material's surface is compared in the metal and will be crude much more, when carrying out the carbon fiber cable coiling, need not anxious slippage and get the problem, consequently, need not to set up the flange at the outer loop edge, straight transition portion 3's setting has improved the outermost ligature's of follow-up carbon fiber cable body convenience to a certain extent, and can not warp the split angle ligature at cable body both ends.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.
Claims (2)
1. The utility model provides a be applied to combined material end of carbon fiber cable which characterized in that: the composite material end is integrally wound by a fiber prepreg tape and cured to be formed, or is integrally wound by a fiber bundle and then cured by impregnating resin, an outer ring for winding the end part of a carbon fiber inhaul cable and an inner ring (4) for inserting a pin during connection are formed, the outer ring is surrounded by a large arc section (1), a small arc section (2) which are oppositely arranged and 2 straight transition parts (3) which are symmetrically arranged, and two ends of each straight transition part (3) are respectively connected with the large arc section (1) and the small arc section (2) in a tangent mode; the inner ring (4) is circular and is located the major arc section (1), and the external diameter of inner ring (4) equals the internal diameter of major arc section (1), and outer wall that inner ring (4) is close to the one end of major arc section (1) closely pastes with the inner wall of major arc section (1).
2. The composite end head applied to a carbon fiber cable according to claim 1, wherein: the fiber in the fiber prepreg tape is carbon fiber or glass fiber, and the resin is epoxy resin or polyurethane.
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CN202121341596.3U CN215095766U (en) | 2021-06-16 | 2021-06-16 | Composite material end head applied to carbon fiber inhaul cable |
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CN202121341596.3U CN215095766U (en) | 2021-06-16 | 2021-06-16 | Composite material end head applied to carbon fiber inhaul cable |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115179564A (en) * | 2022-07-12 | 2022-10-14 | 中复碳芯电缆科技有限公司 | Self-locking type fiber reinforced composite material parallel plate cable |
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2021
- 2021-06-16 CN CN202121341596.3U patent/CN215095766U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115179564A (en) * | 2022-07-12 | 2022-10-14 | 中复碳芯电缆科技有限公司 | Self-locking type fiber reinforced composite material parallel plate cable |
CN115179564B (en) * | 2022-07-12 | 2023-10-20 | 中复碳芯电缆科技有限公司 | Self-locking fiber reinforced composite parallel plate cable |
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