Radio frequency feeder line locking structure
By using the synchronous, opposite movement of the conical head to clamp the outer sheath of the RF feeder, the problem of unstable RF feeder connectors is solved, resulting in a more stable connection.
Patent Information
- Application Number
- CN202423283221.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-12-30
AI Technical Summary
When installing connectors on existing RF feeders, the RF copper shaft connectors provide poor fixation after clamping and are prone to falling off.
The tapered head is used to clamp and fix the RF feed line externally by synchronously moving in opposite directions. Through the cooperation of the fixed ring, drive ring and rotating ring, the synchronously moving in opposite directions of the slide plate is realized, which drives the tapered head to lock the RF feed line.
It improves the fixation of the RF feeder, prevents it from falling off, and enhances the stability of the installation.
Smart Images
Figure CN223713205U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to radio frequency feeder technical field, concretely is a radio frequency feeder locking structure. BACKGROUND
[0002] Radio frequency feeder plays the role of signal transmission in multiple fields including cable television system, through which the signal received by the antenna is transmitted to the front-end system, and the signal output by the front end is also transmitted to the television of each user by cable. Therefore, the quality and model of the feeder are important factors directly affecting the reception effect and signal transmission quality of the cable television system.
[0003] The existing radio frequency feeder needs to first clamp the radio frequency copper shaft joint on the outer cover of the radio frequency feeder when installing the joint, and then threadedly connect another joint, but the fixing effect of the radio frequency copper shaft joint clamp is poor, and the radio frequency feeder is prone to falling off under external force.
[0004] In view of the above problems, the utility model provides a radio frequency feeder locking structure. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a radio frequency feeder locking structure, which clamps and fixes the outer cover of the radio frequency feeder through the synchronous opposite movement of the conical heads, locks the radio frequency feeder, improves the fixing effect, and solves the problems in the background art.
[0006] To achieve the above object, the utility model provides the following technical scheme: a radio frequency feeder locking structure applied to a radio frequency copper shaft joint and a radio frequency feeder, comprising a fixed ring coaxially fixed on the rear end of the radio frequency copper shaft joint, a plurality of uniformly distributed sliding plates are arranged on the inner circumference of the fixed ring, a plurality of uniformly distributed conical heads are fixed on the end of the sliding plate towards the axis direction of the fixed ring, a driving ring is rotatably arranged on the outer side of the fixed ring, a rotating ring is fixed on the inner side edge of the driving ring, the rotating ring rotates relative to the radio frequency copper shaft joint, and the plurality of sliding plates are driven to move synchronously towards or away from each other.
[0007] Further, a plurality of uniformly distributed T-shaped grooves are arranged on the inner circumference of the fixed ring, the sliding plates are slidingly connected to the inner surface of the corresponding T-shaped grooves, a connecting rod is fixed on the side surface of the sliding plate, the connecting rod passes through the T-shaped groove and extends to the outside, a plurality of uniformly distributed arc-shaped grooves are arranged on the inner circumference of the rotating ring, and the outer side of the connecting rod is in contact connection with the inner surface of the corresponding arc-shaped groove.
[0008] Further, the inner side of the driving ring is threadedly connected with the outer side of the fixed ring, and the outer side of the driving ring is processed with anti-skid lines.
[0009] Further, a sealing gasket is sleeved on the outer side of the fixed ring, and the sealing gasket is located between the driving ring and the rear end of the radio frequency copper shaft joint.
[0010] Further, the PVC outer covering of the radio frequency feeder line is clamped with the inner side of the radio frequency copper shaft joint, the fixing ring, the rotating ring and the inner diameter of the radio frequency copper shaft joint are same.
[0011] Further, the head of the conical head is pointed.
[0012] Compared with the prior art, the utility model has the advantages that:
[0013] The radio frequency feeder line locking structure provided by the utility model clamps the PVC outer covering of the radio frequency feeder line in the radio frequency copper shaft joint, then manually rotates the driving ring, the driving ring rotates and linearly moves, is screwed on the outside of the fixing ring, the rotating ring is rotated in the process of the driving ring rotating, the rotating ring rotates to drive the synchronous opposite movement of the plurality of sliding plates, and then the synchronous opposite movement of the conical head at the end of the sliding plate is driven, the PVC outer covering of the radio frequency feeder line is clamped and fixed, and the radio frequency feeder line is locked. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is the whole front end structure schematic view of the utility model;
[0015] Figure 2 It is the whole rear end structure schematic view of the utility model;
[0016] Figure 3 It is the fixed ring internal structure schematic view in the utility model;
[0017] Figure 4 It is the fixed ring external structure schematic view in the utility model.
[0018] In the drawing: 1, radio frequency copper shaft joint; 2, radio frequency feeder line; 3, fixing ring; 4, T-shaped groove; 5, sliding plate; 6, conical head; 7, connecting rod; 8, rotating ring; 9, arc-shaped groove; 10, driving ring; 11, sealing gasket. DETAILED DESCRIPTION
[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, 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 are within the protection scope of the utility model.
[0020] In order to solve the technical problem of how to effectively lock, as shown in Figures 1-4 The following preferred technical scheme is provided:
[0021] The utility model relates to a kind of radio frequency feeder locking structure, applied to radio frequency copper shaft joint 1 and radio frequency feeder 2, including fixed ring 3 being coaxially fixed on the rear end of radio frequency copper shaft joint 1, several evenly distributed slide plates 5 are arranged in the inside circumferential direction of fixed ring 3, several evenly distributed conical heads 6 are fixed on the end of slide plate 5 towards the axis direction of fixed ring 3, driving ring 10 is rotatably arranged on the outside of fixed ring 3, rotating ring 8 is fixed on the inside edge of driving ring 10, rotating ring 8 rotates relative to radio frequency copper shaft joint 1, and several slide plates 5 are driven to move synchronously towards or away.
[0022] Specifically, the PVC outer covering of radio frequency feeder 2 is clamped in the inside of radio frequency copper shaft joint 1, then manually rotating driving ring 10, driving ring 10 rotates and moves linearly, is tightened on the outside of fixed ring 3, rotating ring 8 is rotated in the process of driving ring 10 rotation, rotating ring 8 rotates and drives several slide plates 5 to move synchronously towards, in turn conical head 6 on the end of slide plate 5 is driven to move synchronously towards, the PVC outer covering of radio frequency feeder 2 is clamped and fixed, so that radio frequency feeder 2 is locked.The purpose of this design is to clamp and fix the outer covering of radio frequency feeder 2 by the synchronous movement of conical head 6, so that radio frequency feeder 2 is locked, and the fixing effect is improved.
[0023] Further, as shown in Figures 2-4 The following preferred technical solutions are provided:
[0024] Several evenly distributed T-shaped grooves 4 are arranged in the inside circumferential direction of fixed ring 3, and slide plate 5 is slidably connected to the inner surface of the corresponding T-shaped groove 4.Connection rod 7 is fixed to the side surface of slide plate 5, passes through T-shaped groove 4 and extends to the outside, and several evenly distributed arc-shaped grooves 9 are arranged in the inside circumferential direction of rotating ring 8.Connection rod 7 is in contact with the inner surface of the corresponding arc-shaped groove 9 on the outside.The purpose of this design is that rotating ring 8 rotates to drive arc-shaped groove 9 to rotate, arc-shaped groove 9 rotates to drive the inside connection rod 7 to move synchronously towards or away, in turn driving conical head 6 on the end of slide plate 5 to move synchronously towards or away.
[0025] Further, as shown in Figure 3 The following preferred technical solutions are provided:
[0026] Driving ring 10 is threadedly connected to the outside of fixed ring 3, and anti-slip lines are formed on the outside of driving ring 10.The purpose of this design is that driving ring 10 can be rotated and tightened on the outside of fixed ring 3, and rotating ring 8 can be driven to rotate during this process.
[0027] Further, as shown in Figure 3 The following preferred technical solutions are provided:
[0028] The fixed ring 3 is sleeved with a sealing gasket 11 outside, and the sealing gasket 11 is located between the driving ring 10 and the rear end of the radio frequency copper shaft joint 1, which is designed to assist the driving ring 10 to rotate and tighten, and can prevent dust.
[0029] Further, as shown in Figure 3 The following preferred technical solutions are provided:
[0030] The PVC outer covering of the radio frequency feeder 2 is clamped with the radio frequency copper shaft joint 1 inside, the fixed ring 3, the rotating ring 8 and the inner diameter of the radio frequency copper shaft joint 1 are the same, which is designed to preliminarily fix the radio frequency feeder 2.
[0031] Further, as shown in Figure 3 The following preferred technical solutions are provided:
[0032] The head of the conical head 6 is pointed, which is designed to improve the clamping stability of the PVC outer covering of the radio frequency feeder 2.
[0033] In summary: clamp the PVC outer covering of the radio frequency feeder 2 inside the radio frequency copper shaft joint 1, then manually rotate the driving ring 10, the driving ring 10 rotates and moves linearly, and is tightened on the outside of the fixed ring 3, the rotating ring 8 is rotated during the rotation of the driving ring 10, the rotating ring 8 rotates to drive the synchronous opposite movement of the plurality of sliding plates 5, and then the conical head 6 at the end of the sliding plate 5 is driven to move synchronously and oppositely, so as to clamp and fix the PVC outer covering of the radio frequency feeder 2, so that the radio frequency feeder 2 is locked. The purpose of this design is to clamp and fix the PVC outer covering of the radio frequency feeder 2 through the synchronous opposite movement of the conical head 6, so that the radio frequency feeder 2 is locked, and the fixing effect is improved.
[0034] It should be noted that, in this 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, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.
[0035] Although the embodiments of the utility model 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 these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A radio frequency feed line locking structure applied to a radio frequency copper shaft joint (1) and a radio frequency feed line (2), characterized in that: The application relates to a coaxial fixing ring (3) fixed on the rear end of a radio frequency copper shaft joint (1), wherein a plurality of uniformly distributed slide plates (5) are arranged on the inner periphery of the fixing ring (3), a plurality of uniformly distributed conical heads (6) are arranged on the end of the slide plates (5) towards the axis of the fixing ring (3), a driving ring (10) is arranged on the outer side of the fixing ring (3) in a rotating mode, a rotating ring (8) is arranged on the inner side edge of the driving ring (10), the rotating ring (8) rotates relative to the radio frequency copper shaft joint (1), and the slide plates (5) are driven to move towards or away from each other in a synchronous mode.
2. A radio frequency feed line locking structure according to claim 1, wherein: A plurality of uniformly distributed T-shaped grooves (4) are arranged on the inner periphery of the fixing ring (3), the slide plates (5) are slidably connected to the inner surfaces of the corresponding T-shaped grooves (4), connecting rods (7) are arranged on the side surfaces of the slide plates (5), the connecting rods (7) pass through the T-shaped grooves (4) and extend to the outside, a plurality of uniformly distributed arc-shaped grooves (9) are arranged on the inner periphery of the rotating ring (8), and the outer side of the connecting rods (7) is connected to the inner surfaces of the corresponding arc-shaped grooves (9).
3. The RF feedline lock structure of claim 1, wherein: The inner side of the driving ring (10) is threadedly connected to the outer side of the fixing ring (3), and the outer side of the driving ring (10) is provided with anti-skid lines.
4. The RF feedline lock structure of claim 1, wherein: The outer side of the fixing ring (3) is provided with a sealing gasket (11), and the sealing gasket (11) is arranged between the driving ring (10) and the rear end of the radio frequency copper shaft joint (1).
5. The RF feedline lock structure of claim 1, wherein: The PVC outer covering of the radio frequency feeder (2) is clamped to the inner side of the radio frequency copper shaft joint (1), the inner diameters of the fixing ring (3), the rotating ring (8) and the radio frequency copper shaft joint (1) are the same.
6. A radio frequency feed line locking structure as claimed in claim 1, wherein: The head of the conical head (6) is in the shape of a pointed end.