Semi-flexible single-core transmission coaxial cable
By designing a limiting bracket and an angle adjustment bracket for a semi-flexible single-core coaxial transmission cable, the problem of poor bending resistance of the semi-flexible cable was solved, and multi-angle adjustment and shock absorption functions were realized, thus expanding its application range.
Patent Information
- Application Number
- CN202520144423.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-22
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2035-01-22
AI Technical Summary
Semi-flexible cables have poor bending resistance and are easily affected by mechanical vibration, deformation and temperature. They are mainly used in stable indoor environments, which limits their use in unstable environments.
A semi-flexible single-core coaxial transmission cable was designed, which consists of a transmission cable core, an insulation layer, a shielding layer, a docking bracket, a limiting bracket, and an angle adjustment bracket. It is installed by coaxial positioning with bolts. The limiting bracket is composed of a cable sleeve, an arc-shaped limiting tube, a mounting base, a mounting frame, an angle adjustment block, and a limiting U-shaped ring, which realizes multi-angle adjustment and shock absorption functions.
It enables multi-angle adjustment and installation of cables, avoids excessive bending, improves the mechanical stability of cables, and is suitable for a wider range of environments.
Smart Images
Figure CN223828265U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of semi-flexible single-core transmission coaxial cable, belong to cable technical field. BACKGROUND
[0002] The shielding layer of semi-flexible cable is single-layer copper braid, and the surface is tin-lined to increase the strength and shielding property of the cable. Semi-flexible cable is relatively soft and easy to bend. The shielding layer of semi-flexible cable is completely closed, so it has low signal leakage and can be applied to low frequency, microwave and millimeter wave frequency bands. The amplitude and phase stability performance of semi-flexible cable is much higher than that of flexible cable, but it is still susceptible to mechanical vibration, deformation and temperature, so it is generally used in devices with stable environment such as indoor and chassis. It is mainly used for interconnection between modules and interconnection between systems. Semi-flexible cable has poor bending resistance. SUMMARY
[0003] The utility model aims at providing a kind of semi-flexible single-core transmission coaxial cable to solve the problems raised in the above background.
[0004] To achieve the above object, the utility model adopts the following technical scheme: a kind of semi-flexible single-core transmission coaxial cable, including transmission cable core, insulating layer, shielding layer, butt joint support, limiting support, angle adjusting support, transmission cable core, insulating layer and shielding layer coaxial core are sequentially arranged from inside to outside, butt joint support, limiting support and angle adjusting support are positioned and installed by coaxial bolt.
[0005] Preferably, the limiting support is composed of a threading sleeve, an arc-shaped limiting tube, a mounting base plate, a mounting bracket, an angle adjusting block and a limiting U-shaped ring. The threading sleeve, the arc-shaped limiting tube and the mounting base plate are sequentially positioned and welded. The mounting bracket is positioned and welded at the end of the left arc-shaped limiting tube. The angle adjusting block is positioned and welded at the front end of the left arc-shaped limiting tube. The limiting U-shaped ring is positioned and installed on the upper end of the angle adjusting block by a bolt.
[0006] Preferably, an abutting recess is formed on the inner end surface of the mounting bracket. An abutting protrusion is formed on the outer end surface of the angle adjusting block.
[0007] Preferably, two sets of shock-absorbing springs and guide vertical rods are sequentially positioned and installed on the upper end surface of the angle adjusting block. A guide sleeve is sleeved on the outer diameter of the guide vertical rod. The shock-absorbing springs, the guide vertical rods and the guide sleeve are positioned and installed with the limiting U-shaped ring by a bolt.
[0008] Compared with the prior art, the utility model has the following advantages:
[0009] The inner end face of the mounting frame is annularly processed to form an abutting groove, the outer end face of the angle adjusting block is annularly processed to form an abutting block, the limiting support and the angle adjusting support are coaxially positioned and installed through bolts, the abutting groove on the mounting frame is abutted and installed with the abutting block of the angle adjusting block, the abutting groove and the abutting block are provided with eight angle points, the relative position and angle of the angle adjusting block and the mounting frame can be adjusted in multiple angles according to requirements, the multi-angle adjustment and installation of the cable are realized, and excessive bending of the cable at the turning point is avoided. BRIEF DESCRIPTION OF DRAWINGS
[0010] Figure 1 It is a structural schematic view of the semi-flexible single-core transmission coaxial cable.
[0011] Figure 2 It is a structural schematic view of the semi-flexible single-core transmission coaxial cable.
[0012] Figure 3 It is a structural schematic view of the limiting support and the angle adjusting support.
[0013] Figure 4 It is a structural schematic view of the mounting frame and the angle adjusting block.
[0014] Figure 5 It is a structural schematic view of the limiting U-shaped ring.
[0015] In the figure: 1, transmission cable core, 2, insulating layer, 3, shielding layer, 4, abutting support, 5, limiting support, 6, angle adjusting support, 7, threading sleeve, 8, arc-shaped limiting pipe, 9, mounting base plate, 10, mounting frame, 11, angle adjusting block, 12, limiting U-shaped ring, 13, abutting groove, 14, abutting block, 15, shock-absorbing spring, 16, guide vertical rod, 17, guide sleeve. DETAILED DESCRIPTION
[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.
[0017] As Figures 1-5 shown, a semi-flexible single-core transmission coaxial cable includes a transmission cable core 1, an insulating layer 2, a shielding layer 3, an abutting support 4, a limiting support 5, and an angle adjusting support 6, the transmission cable core 1, the insulating layer 2, and the shielding layer 3 are coaxially arranged from inside to outside in sequence, and the abutting support 4, the limiting support 5, and the angle adjusting support 6 are coaxially positioned and installed through bolts.
[0018] The limiting support 5 is composed of a threading sleeve 7, an arc-shaped limiting tube 8, a mounting base plate 9, a mounting frame 10, an angle adjusting block 11 and a limiting U-shaped ring 12, the threading sleeve 7, the arc-shaped limiting tube 8 and the mounting base plate 9 are sequentially positioned and welded, the mounting frame 10 is positioned and welded at the end of the left arc-shaped limiting tube 8, the angle adjusting block 11 is positioned and welded at the front end of the left arc-shaped limiting tube 8, the limiting U-shaped ring 12 is bolted at the upper end of the angle adjusting block 11, and the cable sequentially passes through the threading sleeve 7, the arc-shaped limiting tube 8 and the limiting U-shaped ring 12 to be limited in position.
[0019] The inner end surface of the mounting frame 10 is annularly processed to form a butt joint groove 13, the outer end surface of the angle adjusting block 11 is annularly processed to form a butt joint convex block 14, the butt joint groove 13 and the butt joint convex block 14 are each provided with eight angle points, the relative position and angle of the angle adjusting block 11 and the mounting frame 10 can be adjusted in multiple angles according to requirements, the cable is adjusted and installed in multiple angles, and the cable is prevented from being excessively bent at the turning point.
[0020] The upper end surface of the angle adjusting block 11 is sequentially positioned and installed with two groups of shock absorbing springs 15 and guide vertical rods 16, the guide vertical rods 16 are externally sleeved with guide sleeves 17, the shock absorbing springs 15, the guide vertical rods 16 and the guide sleeves 17 are bolted with the limiting U-shaped ring 12, the shock absorbing spring 12 is used for shock absorption of the movement of the limiting U-shaped ring 12, and the guide vertical rods 16 and the guide sleeves 17 are used for elastic shock absorption and movement guidance.
[0021] Specific use mode: the device is suitable for structural protection during multiple angle installation in the cable installation process, the limiting support and the angle adjusting support are coaxially positioned and installed through bolts, the butt joint groove on the mounting frame is butted and installed with the butt joint convex block of the angle adjusting block, the butt joint groove and the butt joint convex block are each provided with eight angle points, the relative position and angle of the angle adjusting block and the mounting frame can be adjusted in multiple angles according to requirements, the cable sequentially passes through the threading sleeve, the arc-shaped limiting tube and the limiting U-shaped ring, the shock absorbing spring is used for shock absorption of the movement of the limiting U-shaped ring, and the guide vertical rod and the guide sleeve are used for elastic shock absorption and movement guidance.
[0022] The above describes the preferred embodiment of the utility model, and for the ordinary skilled person in the art, according to the teaching of the utility model, the change, modification, replacement and transformation of the embodiment without departing from the principle and spirit of the utility model still fall within the protection scope of the utility model.
Claims
1. A semi-flexible single-core coaxial transmission cable, characterized in that, The cable includes a transmission cable core (1), an insulation layer (2), a shielding layer (3), a docking bracket (4), a limiting bracket (5), and an angle adjustment bracket (6). The transmission cable core (1), the insulation layer (2), and the shielding layer (3) are arranged coaxially from the inside out. The docking bracket (4), the limiting bracket (5), and the angle adjustment bracket (6) are installed coaxially by bolts.
2. The semi-flexible single-core coaxial cable according to claim 1, characterized in that: The limiting bracket (5) consists of a threading sleeve (7), an arc-shaped limiting tube (8), a mounting base (9), a mounting frame (10), an angle adjustment block (11), and a limiting U-shaped ring (12). The threading sleeve (7), the arc-shaped limiting tube (8), and the mounting base (9) are positioned and welded in sequence. The mounting frame (10) is positioned and welded at the end of the arc-shaped limiting tube (8) on the left side, and the angle adjustment block (11) is positioned and welded at the front end of the arc-shaped limiting tube (8) on the left side. The limiting U-shaped ring (12) is positioned and bolted on the upper end of the angle adjustment block (11).
3. The semi-flexible single-core coaxial cable according to claim 2, characterized in that: The mounting bracket (10) has a circumferentially machined groove (13) on its inner end face, and the angle adjustment block (11) has a circumferentially machined protrusion (14) on its outer end face.
4. A semi-flexible single-core transmission coaxial cable according to claim 2, characterized in that: Two sets of damping springs (15) and guide rods (16) are sequentially positioned on the upper end face of the angle adjustment block (11). A guide sleeve (17) is fitted on the outer diameter of the guide rod (16). The damping springs (15), guide rods (16) and guide sleeves (17) are positioned and installed with the limiting U-shaped ring (12) by bolts.