Special low-smoke halogen-free high-flame-retardant B1-level cross skeleton for network cable

Abstract

The utility model belongs to the technical field of network communication cables, and discloses a special low-smoke halogen-free high-flame-retardant B1-level cross skeleton for network cables, which comprises a cross skeleton body, the cross skeleton body comprises four groups of partition plates fixed in an annular array, wire cores are arranged on the surfaces of the partition plates, arc-shaped plates are fixed at the tail ends of the partition plates, and the arc-shaped plates are fixed at the tail ends of the partition plates. Limiting blocks are symmetrically arranged on the two sides of the surface of the partition plate, the bottom ends of the limiting blocks are elastically connected with moving plates, the moving plates slide in the partition plate, and the top ends of the surfaces of the limiting blocks are connected with elastic pressing plates. The limiting blocks and the partition plates are arranged to accurately fix the cable cores of the network cables, displacement and mutual interference of the cable cores are effectively avoided, meanwhile, the positions of the limiting blocks can be flexibly adjusted by pressing the elastic pressing plates, and the limiting blocks can conveniently position the network cables of various specifications and types.

Description

TECHNICAL FIELD

[0001] The utility model belongs to network communication cable technical field, and specifically is a low smoke halogen-free high flame -retardant B1 cross skeleton of network cable. BACKGROUND

[0002] With the rapid development of information technology, the performance requirement of network communication to network cable is higher and higher, in numerous application scenes, such as commercial building, data center, industrial environment etc., not only need network cable to have high speed stable data transmission capacity, but also put forward strict requirement to its fire safety performance, the cross skeleton in network cable is as a key component, its function is to separate and support the core, ensure stable signal transmission, when separating the core, the common cross skeleton is difficult to effectively prevent the displacement of the core, leads to interference and attenuation in signal transmission process, influence network speed and stability.

[0003] Therefore, aiming at the above problems, a low smoke halogen-free high flame -retardant B1 cross skeleton of network cable is provided. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problems in the background art, the utility model provides a low smoke halogen-free high flame -retardant B1 cross skeleton of network cable, which effectively limits the core, prevents the displacement of the core, improves the overall performance and service life of the network cable, and meets the demand of high speed, stable network communication.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a low smoke halogen-free high flame -retardant B1 cross skeleton of network cable, including cross skeleton body, the cross skeleton body includes four groups of separation plates fixed in annular array, the surface of separation plate is provided with core, the end of separation plate is fixed with arc plate, the both sides of separation plate surface are symmetrically provided with limiting block, the bottom end of limiting block is elastically connected with moving plate, and the moving plate slides in the separation plate, the top end of limiting block surface is connected with elastic pressing plate, the spring is fixed between the elastic pressing plate and the limiting block, the upper surface of moving plate is fixed with the convex block of triangular structure on the side close to the elastic pressing plate.

[0006] Preferably, the bottom surface of the moving plate is fixedly connected with a plurality of second tooth blocks on the side close to the convex block, and the separation plate is fixedly connected with a first tooth block matched with the second tooth block.

[0007] Preferably, the limiting block is arranged obliquely, and the side close to the core on the surface of the limiting block is fixed with a protective pad.

[0008] Preferably, the fixed sliding rail surface inner side is fixedly connected with a limiting block, the inside of the limiting block is vertically slidably connected with a moving block, and the movable sliding rail surface is provided with an arc-shaped limiting groove on one side close to the moving block.

[0009] Preferably, the surface of the partition plate is symmetrically fixed with a limiting convex strip away from the arc-shaped plate.

[0010] Preferably, the side surface of the arc-shaped plate is provided with a plurality of groups of vertical grooves in trapezoidal structures.

[0011] Compared with the prior art, the utility model has the beneficial effects as follows:

[0012] 1、The utility model discloses a limiting block and a partition plate are set up to the accurate fixing of the network cable core, effectively avoid the core displacement and mutual interference, and the position of the limiting block can be flexibly adjusted by pressing the elastic pressing plate, and the limiting block is convenient for positioning the network cable of various specifications and types. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic diagram of the utility model;

[0014] Figure 2 It is the structure schematic diagram of the limiting convex strip and the limiting block in the utility model;

[0015] Figure 3 It is the sectional view of the partition plate in the utility model;

[0016] Figure 4 It is the structure schematic diagram of the elastic pressing plate and the spring in the utility model.

[0017] In the drawing: 1, cross skeleton body;2, partition plate;3, reinforcing wire;4, arc-shaped plate;5, limiting convex strip;6, limiting block;7, first tooth block;8, moving plate;9, second tooth block;10, convex block;11, elastic pressing plate;12, spring;13, core. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0019] For example, Figures 1 to 4As shown, the utility model provides a low smoke halogen -free high flame -retardant B1 cross skeleton special for network cable, including cross skeleton body 1, cross skeleton body 1 includes four groups of fixed partition board 2 of annular array, the surface of partition board 2 is provided with wire core 13, the end of partition board 2 is fixed with arc plate 4, the both sides of partition board 2 surface symmetry is provided with limit block 6, the bottom end of limit block 6 is elastically connected with moving plate 8, and moving plate 8 slides in the inside of partition board 2, the top end of limit block 6 surface is connected with elastic pressing plate 11, spring 12 is fixed between elastic pressing plate 11 and limit block 6, the side of moving plate 8 surface close to elastic pressing plate 11 is fixed with the convex block 10 of triangle structure, this cross skeleton body 1 when using, first wire core 13 is placed between multiple partition board 2 respectively, multiple partition board 2 can effectively support and separate wire core 13, then through the press of elastic pressing plate 11 makes that elastic pressing plate 11 and convex block 10 separate, removes the resistance of elastic pressing plate 11 to moving plate 8, can push limit block 6 and adaptively move on the surface of partition board 2, push to each group of limit block 6 and wire core 13 surface close, after adjusting, elastic pressing plate 11 will be pushed by the elastic force of spring 12 elastic pressing plate 11 and move plate 8 are tightly contacted, and drive second tooth block 9 on moving plate 8 and first tooth block 7 are connected, and the limit of limit block 6 is positioned, through the clamping of limit block 6 and partition board 2 to wire core 13, prevent wire core displacement and mutual interference, and limit block 6 position flexible adjustment, realize the location of different specifications network cable.

[0020] Need to explain: partition board 2 and arc plate 4 are made of material added with high -efficient flame retardant, when network cable fire, can quickly decompose and absorb heat, prevent the spread of fire, improve the safety of network cable, and simultaneously, the surface of partition board 2 is also coated with a layer of flame -retardant protective paint, further enhance its flame -retardant performance.

[0021] The side of the bottom surface of moving plate 8 close to convex block 10 is fixedly connected with a plurality of second tooth blocks 9, and the inside of partition board 2 is fixedly connected with first tooth blocks 7 matched with the second tooth blocks 9, the second tooth blocks 9 and the first tooth blocks 7 are connected, the limit of the limit block 6 is positioned, and the positioning effect of the limit block 6 on the wire core 13 is improved.

[0022] As Figures 1 to 4 As shown, the limit block 6 is inclined, and the side close to the wire core 13 on the surface of the limit block 6 is fixed with a protective pad, and the limiting effect of the limit block 6 on the wire core 13 is improved.

[0023] The side away from the arc plate 4 on the surface of the partition board 2 is symmetrically fixed with a limit convex strip 5, which can support and limit the inside of the wire core 13, to avoid deformation of the wire core 13 due to excessive extrusion.

[0024] The side surface of the arc-shaped plate 4 is provided with a plurality of groups of vertical grooves in trapezoidal structure, the arc-shaped plate 4 can follow the wire to bend to a certain extent when the wire is bent, the bending ability of the cross skeleton body 1 is improved, and the overall performance of the wire is improved.

[0025] The plurality of groups of partition plates 2 are provided with reinforcing wires 3 penetrating through the center in the length direction, the reinforcing wires 3 can bear most of the tension when the wire is subjected to the tension, the tensile resistance of the cross skeleton is effectively enhanced, the skeleton is prevented from being deformed or damaged due to the tension, and therefore the structural integrity and signal transmission stability of the wire are ensured.

[0026] Working principle and process: when the cross skeleton body 1 is used, first, the wire core 13 is placed between the plurality of groups of partition plates 2, the plurality of groups of partition plates 2 can effectively support and separate the wire core 13, then the elastic pressing plate 11 is separated from the protrusion 10 by pressing, the elastic pressing plate 11 is no longer in contact with the moving plate 8, the limiting block 6 is self-adaptively moved on the surface of the partition plate 2 and is pushed to be close to the surface of the wire core 13, after being adjusted, the elastic pressing plate 11 is pushed to be close to the moving plate 8 by the elastic force of the spring 12, the second tooth block 9 on the moving plate 8 is clamped with the first tooth block 7, the limiting block 6 is limited, the wire core 13 is clamped and limited by the limiting block 6 and the partition plate 2, the wire core is prevented from being displaced and interfering with each other when the wire is used, the position of the limiting block 6 is flexibly adjusted, and different specifications of the wire are limited.

[0027] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying that there is any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0028] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A low smoke zero halogen high flame retardant B1 level cross skeleton for network cable, comprising a cross skeleton body (1), characterized in that: The cross-shaped frame body (1) comprises four groups of partition plates (2) fixed in a ring array, the surface of the partition plates (2) is provided with a wire core (13), the end of the partition plates (2) is fixed with an arc-shaped plate (4), the surface of the partition plates (2) is symmetrically provided with a limiting block (6) on both sides, the bottom end of the limiting block (6) is elastically connected with a moving plate (8), the moving plate (8) slides in the partition plate (2), the surface top end of the limiting block (6) is connected with an elastic pressing plate (11), the elastic pressing plate (11) and the limiting block (6) are fixed with a spring (12), the side of the upper surface of the moving plate (8) close to the elastic pressing plate (11) is fixed with a triangular protrusion (10).

2. A low smoke zero halogen high flame retardant B1 rated cross profile for wire and cable according to claim 1, characterized in that: The bottom surface of the moving plate (8) is fixedly connected with a plurality of groups of second tooth blocks (9) close to the protrusion (10), the inside of the partition plate (2) is fixedly connected with a first tooth block (7) matched with the second tooth block (9).

3. The low smoke zero halogen high flame retardant B1 class cross profile for network cable according to claim 1, characterized in that: The limiting block (6) is arranged in an inclined manner, and the side of the surface of the limiting block (6) close to the wire core (13) is fixed with a protective pad.

4. The low smoke zero halogen high flame retardant B1 class cross profile for wire and cable according to claim 1, characterized in that: The surface of the partition plate (2) is symmetrically fixed with a limiting convex strip (5) away from the arc-shaped plate (4).

5. The low smoke zero halogen high flame retardant B1 class cross profile for wire and cable according to claim 1, characterized in that: The side surface of the arc-shaped plate (4) is provided with a plurality of groups of vertical grooves in a trapezoidal structure.

6. A low smoke zero halogen high flame retardant B1 rated cross profile for wire and cable according to claim 1, characterized in that: A plurality of groups of reinforcing wires (3) are arranged through the center of the partition plates (2) along the length direction.

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