Cable interphase supporting piece

Abstract

The utility model discloses a cable interphase supporting piece, which belongs to the field of frequency converter manufacturing, and is characterized in that the outline of the cable interphase supporting piece is X-shaped, the cable interphase supporting piece is hollow, the upper and lower ends of the cable interphase supporting piece are concave cambered surfaces, the left and right sides of the cable interphase supporting piece are concave cambered edges, the concave cambered surfaces of the upper and lower ends are provided with through holes, and the hollow position of the cable interphase supporting piece is provided with a reinforcing upright post. According to the utility model, insulating materials are adopted for integrated injection molding, and batch production can be realized; the device is used for cable routing constraint, and the installation flexibility and the installation efficiency are high; and the upper and lower ends and the left and right sides are all concave, so that the cable is suitable for different cable models and wire diameters, and the cable is high in compatibility and adaptability.

Description

TECHNICAL FIELD

[0001] The utility model relates to the frequency converter manufacturing field, specifically, relate to a cable phase interval support piece. BACKGROUND

[0002] When the frequency converter is in three-phase cable wiring, the cable is bent or wired side by side, and other structural members are needed to constrain the cable, so that the electrical clearance between the cables is sufficient to meet the electrical standard. The traditional constraint structure adopts a wire passing frame, which has the disadvantages of insufficient flexibility in fixing the cable position, and the installation of the wire passing clamp requires the cooperation of other structural members to open holes, resulting in certain resource waste. SUMMARY

[0003] To solve the above problems, the utility model provides a cable phase interval support piece, which is simple in structure, flexible and convenient to install, high in freedom degree, strong in compatibility and high in applicability.

[0004] To achieve the above purpose, the utility model provides the following scheme:

[0005] A cable phase interval support piece, the overall outline of the cable phase interval support piece is X-shaped, hollow inside, and the upper and lower ends are concave arc surfaces, and the left and right sides are concave arc edges.

[0006] Preferably, the cable phase interval support piece is provided with a connecting reinforcing column at the hollow position inside.

[0007] Preferably, the two ends of the hollow inside of the cable phase interval support piece are convex arc surfaces.

[0008] Preferably, the left and right side edges of the cable phase interval support piece adopt a concave arc edge without a package edge structure.

[0009] Preferably, the concave arc surfaces of the upper and lower ends of the middle part of the cable phase interval support piece are each provided with a through hole.

[0010] Preferably, the upper and lower ends of the cable phase interval support piece adopt a concave arc surface package edge structure.

[0011] Preferably, X-shaped surface reinforcing ribs are arranged on the front and rear planes of the cable phase interval support piece.

[0012] Preferably, the upper and lower ends and the left and right side junctions of the cable phase interval support piece are convex surfaces.

[0013] Preferably, the cable phase interval support piece is made of an insulating material and is integrally formed by an injection molding process.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The cable interphase support is integrally injection molded, and can be mass-produced; is used for cable routing constraint, and has high installation flexibility and installation efficiency; the upper and lower ends and the left and right sides are designed as concave, is suitable for different cable models and wire diameters, has strong cable compatibility, and has high applicability. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is a three-dimensional schematic view of the utility model;

[0017] Fig. 2 is an installation schematic view of the embodiment one of the utility model;

[0018] Fig. 3 is an installation schematic view of the embodiment two of the utility model. DETAILED DESCRIPTION

[0019] The utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0020] As Figs. 1-3 shown, the utility model provides a kind of cable interphase support, the overall shape profile of cable interphase support 1 is X type, hollow inside, upper and lower ends are concave arc surface 104, left and right sides are concave arc edge, and the junction surface of upper and lower ends and left and right sides is outer convex surface.Cable interphase support 1 left and right side edge adopts concave arc edge no edge design, and upper and lower ends adopt concave arc surface edge structure.

[0021] The material of cable interphase support 1 is insulating material, and the whole is integrally formed using injection molding process, small in size and light in weight.

[0022] The concave arc surface 104 of cable interphase support 1 upper and lower ends is all equipped with through hole 105, and the concave arc surface 104, left and right side concave arc edge and cable outer circumferential surface are matched, to ensure that cable can better conform to cable interphase support 1, suitable for different cable models and wire diameters, with strong cable compatibility, while improving the stability of cable support, to ensure that there is enough electrical spacing between two cables.

[0023] The hollow position of cable interphase support 1 is equipped with reinforcing column 106, this structure connects the upper and lower two planes in the inside of cable interphase support 1, further improves the torsion resistance and the extrusion capacity of front and back two planes of cable interphase support 1, while reinforcing column 106 and concave arc surface 104 structure cooperate, meet the firm strength requirement of frequency converter to cable constraint fixation.

[0024] The inner hollow two ends of the cable interphase support 1 are convex arc surfaces 108, which can make the fixing cable ties 2 pass through the inner part of the cable interphase support 1 and be fixed on the convex arc surfaces 108 at the two ends of the inner part of the cable interphase support 1, so that the two ends of the cable are completely constrained in the vertical direction and the electrical insulation distance requirement between the cables is met.

[0025] X-shaped surface reinforcing ribs 103 are arranged on the front and back planes of the cable interphase support 1, which are the same as the overall shape of the cable interphase support 1 and are synchronously matched in the stress direction, so that the up-down extrusion resistance and the left-right distortion resistance of the cable interphase support 1 are effectively improved, and the overall structural strength is high.

[0026] Fig. 2 As shown in the schematic diagram of the installation implementation mode one of the cable interphase support 1, first, the cables 3 to be bound are selected, the fixing cable ties 2 are passed through the inner hollow part of the closest cable interphase support 1, the cables 3 are pre-bound, after the final installation position is determined, the other end of the cable interphase support 1 is fixed on the cables 4 in the same binding method, finally, the cables 3 are fixed, the installation and fixation of the cable interphase support 1 are completed, and the bound cables can guarantee the electrical clearance insulation distance requirement between the cables and the neat, simple and standard wiring.

[0027] Fig. 3 As shown in the schematic diagram of the installation implementation mode two of the cable interphase support 1, when three or more cables need to be fixed, first, the cables 5 to be bound are selected, the fixing cable ties 7 are passed through the through holes 105 on the inner concave surfaces 107 of the cable interphase support 1, the cables 5 are fixed on the inner concave surfaces 107 of the sides of the cable interphase support 1, the cables 6 are fixed on the symmetric sides of the cable interphase support 1 in the same fixing mode as the cables 5, and then the cables 3 and 4 are fixed by the implementation mode one.

[0028] The cable interphase support provided by the utility model is integrally formed by using an injection molding process, can be produced in batches, has small volume, light weight and high overall strength, is used for cable wiring constraint, standardizes cable wiring, is neat and simple, has high installation flexibility and installation efficiency, the upper and lower ends and the left and right sides of the cable interphase support are designed to be concave, is suitable for different cable models and wire diameters, has strong cable compatibility and high applicability.

[0029] The above only describes preferred embodiments of the utility model, and does not limit the utility model in any form, and a person skilled in the art can make a number of deformations and improvements on the basis of the above embodiments, which should all fall within the protection scope of the utility model.

Claims

1. A cable phase support, characterized in that, The overall shape of the cable phase support is X-shaped, hollow inside, and the upper and lower ends are concave arc surface edge structures, and the left and right sides are concave arc edge structures without edge structures, and the junction surfaces of the upper and lower ends and the left and right sides are convex surfaces.

2. A cable phase support according to claim 1, characterised in that The hollow position of the cable phase support is provided with a connecting reinforcing column.

3. A cable phase support according to claim 2, characterised in that, The two ends of the hollow cable phase support are convex arc surfaces.

4. A cable phase support according to claim 1, characterised in that The concave arc surfaces of the upper and lower ends of the cable phase support are each provided with a through hole.

5. A cable phase support according to claim 1, characterised in that The cable phase support is provided with X-shaped surface reinforcing ribs on the front and rear planes.

6. A cable phase support according to any one of claims 1-5, characterized in that, The cable phase support is made of insulating material and is integrally formed by injection molding.

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