CN212010449U

CN212010449U - Coaxial cable with higher tensile strength

Info

Publication number: CN212010449U
Application number: CN202020345657.2U
Authority: CN
Inventors: 崔建军
Original assignee: Yangzhou Shidai Electronics Co ltd
Current assignee: Yangzhou Shidai Electronics Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-11-24
Anticipated expiration: 2030-03-11

Abstract

The utility model belongs to the technical field of coaxial cables, and discloses a coaxial cable with higher tensile strength, which comprises a cable sheath, wherein a limit ring is arranged on the outer wall of the cable sheath, the outer wall of the limit ring is movably connected with a rotating ring through a bearing, a clamping seat is fixed at the top of the rotating ring, a built-in protective sleeve is arranged inside the cable sheath, an outer conductor is connected in the middle of the inner part of the built-in protective sleeve, an inner conductor is arranged inside the outer conductor, the outer wall of the outer conductor is connected with an insulating layer, and a second tensile layer is arranged on one side of the insulating layer away from the outer conductor, the safety is improved.

Description

Coaxial cable with higher tensile strength

Technical Field

The utility model belongs to the technical field of coaxial cable, concretely relates to higher coaxial cable of tensile strength.

Background

Coaxial cable refers to a cable having two concentric conductors, the conductor and the shielding layer share the same axis, the most common coaxial cable is composed of a copper wire conductor isolated by an insulating material, another layer of annular conductor and its insulator are arranged outside the inner layer of insulating material, then the whole cable is covered by a sheath made of polyvinyl chloride or teflon material, the coaxial cable can be divided into baseband coaxial cable and broadband coaxial cable (i.e. network coaxial cable and video coaxial cable) in terms of application

In chinese patent with patent number CN201920373174.0, a coaxial cable with higher tensile strength is disclosed, the device is through setting up a plurality of strengthening ribs in the rubber sleeve, can improve the compressive capacity of cable through the strengthening rib, but be difficult to improve the inside holistic tensile strength of cable during the use, lead to the cable to receive and draw and easily break when dragging, in addition, the device is through setting up the spacing ring at the outer wall of cable, and set up rotatable swivel becket at the outer wall of spacing ring, in the oversheath block through with coaxial cable on the swivel becket, thereby be convenient for with the orderly rolling of carrying on of coaxial cable, nevertheless not set up the structure of the nimble spacing ring of being convenient for of removing, because the spacing ring is difficult to move about on the cable, thereby can't move it to the position that the user needs, lead to have inconvenience during the use, the result of use of device has been influenced greatly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a higher coaxial cable of tensile strength to the cable tensile strength who proposes in solving above-mentioned background art is general, and does not set up the problem of the structure of being convenient for nimble removal spacing ring.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a higher coaxial cable of tensile strength, includes cable sheathing, the spacing ring is installed to cable sheathing's outer wall, the outer wall of spacing ring has the rotating ring through bearing swing joint, the top of rotating ring is fixed with the cassette, cable sheathing's internally mounted has built-in protective sheath, the inside intermediate junction of built-in protective sheath has the outer conductor, the internally mounted of outer conductor has the inner conductor, and the outer wall connection of outer conductor has the insulating layer, the insulating layer is kept away from one side of outer conductor and is installed the second and resist the layer of drawing, first tensile layer is installed to cable sheathing's inner wall, position department between the tensile layer is connected with the filling layer with the second is resisted, position department between outer conductor and the inner conductor installs the third tensile layer.

Preferably, the clamping piece is all installed with inside bottom on the inside top of spacing ring, one side that the spacing ring was kept away from to the clamping piece is laminated mutually with cable sheathing's outer wall, two connecting rods have all been run through at the top of spacing ring and bottom both ends, the connecting rod extends to the inside one end of spacing ring and is connected with the clamping piece, and is connected with the spring between the inner wall of connecting rod and the clamping piece, two chamber grooves have all been seted up to the inner wall both sides of connecting rod, the internally mounted in chamber groove has a telescopic cylinder, the telescopic cylinder extends to the inside one end of spacing ring and is connected with the clamping piece.

Preferably, a rubber pad is installed at the top of the clamping seat, and an anti-slip groove is formed in the outer wall of the rubber pad.

Preferably, the connecting rod extends to the outside one end of spacing ring and installs the fixed block, the outer wall of fixed block is provided with the arch.

Preferably, install the aluminium foil layer between first tensile layer and the protective sheath, the clamping piece is the arc structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of first tensile layer, second tensile layer, third tensile layer and filling layer, the holistic tensile properties of improvement coaxial cable that can be by a wide margin to make coaxial cable have higher tensile strength, avoided coaxial cable to receive and drawn easy breaking occur's when dragging the condition, improved the security.

(2) The utility model discloses a cooperation of connecting rod, clamping piece, spring and telescopic cylinder for the spacing ring can freely slide at cable sheathing's outer wall, thereby can change the position of spacing ring according to user's demand, and then has realized the nimble removal of spacing ring, has strengthened the practicality of device, has improved the result of use greatly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic view of the internal structure of the cable sheath of the present invention;

in the figure: 1-a card seat; 2, fixing blocks; 3-a cable sheath; 4-a limiting ring; 5-rotating the ring; 6-rubber pad; 7-a connecting rod; 8-a spring; 9-a telescopic cylinder; 10-cavity groove; 11-a clip; 12-a first tensile layer; 13-a layer of aluminium foil; 14-built-in protective sleeve; 15-a filling layer; 16-an inner conductor; 17-an outer conductor; 18-an insulating layer; 19-a second tensile layer; 20-a third tensile layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a coaxial cable with high tensile strength comprises a cable sheath 3, a limiting ring 4 is installed on the outer wall of the cable sheath 3, a rotating ring 5 is movably connected on the outer wall of the limiting ring 4 through a bearing, a clamping seat 1 is fixed on the top of the rotating ring 5, a built-in protective sleeve 14 is installed inside the cable sheath 3, an outer conductor 17 is connected in the middle of the inside of the built-in protective sleeve 14, an inner conductor 16 is installed inside the outer conductor 17, an insulating layer 18 is connected on the outer wall of the outer conductor 17, a second tensile layer 19 is installed on one side, away from the outer conductor 17, of the insulating layer 18, a first tensile layer 12 is installed on the inner wall of the cable sheath 3, a filling layer 15 is connected between the built-in protective sleeve 14 and the second tensile layer 19, a third tensile layer 20 is installed on the position between the outer conductor 17 and the inner conductor 16, and the first tensile layer 12 and the second tensile layer, the third tensile layer 20 is made of nylon, the filling layer 15 is made of rubber filler, and the overall tensile property of the coaxial cable can be greatly improved under the layer-by-layer matching of the first tensile layer 12, the second tensile layer 19, the third tensile layer 20 and the filling layer 15, so that the coaxial cable has higher tensile strength, the situation that the coaxial cable is easy to break when pulled is avoided, and the safety is improved.

Furthermore, the top end and the bottom end of the inner part of the limit ring 4 are both provided with a clamping piece 11, one side of the clamping piece 11 far away from the limit ring 4 is jointed with the outer wall of the cable sheath 3, two connecting rods 7 penetrate through the top end and the bottom end of the limit ring 4, one end of each connecting rod 7 extending to the inner part of the limit ring 4 is connected with the clamping piece 11, a spring 8 is connected between the inner wall of each connecting rod 7 and the clamping piece 11, two cavity grooves 10 are respectively arranged on the two sides of the inner wall of each connecting rod 7, a telescopic cylinder 9 is arranged inside each cavity groove 10, the connecting rods 7 on the two sides of the limit ring 4 are respectively pulled to drive the clamping pieces 11 to move, at the moment, the two clamping pieces 11 are far away from the cable sheath 3 and extrude the spring 8, then the limit ring 4 can freely slide on the outer wall of the cable sheath 3 by pushing the limit ring 4, so that the position of the limit ring 4, play the effect that shelters from the protection, loosen connecting rod 7 back, can make two clamping pieces 11 can press from both sides tight cable sheath 3 again under the elastic action of spring 8, can further strengthen the stability of structure simultaneously through telescopic cylinder 9, and then realized the nimble removal of spacing ring 4, strengthened the practicality of device, improved the result of use greatly, telescopic cylinder 9 extends to the inside one end of spacing ring 4 and is connected with clamping piece 11.

Further, a rubber pad 6 is installed at the top of the clamping seat 1, the rubber pad 6 has an anti-skid effect, and an anti-skid groove is formed in the outer wall of the rubber pad 6.

Specifically, the connecting rod 7 extends to the outside one end of spacing ring 4 and installs fixed block 2, and fixed block 2 plays the effect of being convenient for carry and draws connecting rod 7, and the outer wall of fixed block 2 is provided with the arch.

Specifically, install aluminium foil layer 13 between first tensile layer 12 and the protective sheath 14, aluminium foil layer 13 has anti-interference effect, and clip 11 is the arc structure.

The utility model discloses a theory of operation and use flow: when the utility model is used, the position of the clamping seat 1 can be adjusted by rotating the rotating ring 5 on the limiting ring 4, thereby facilitating the clamping of the cable sheath 3 of the coaxial cable in the clamping groove in the clamping seat 1, and simultaneously the connecting rods 7 at the two sides of the limiting ring 4 can be pulled to drive the clamping pieces 11 to move, at the moment, the two clamping pieces 11 are far away from the cable sheath 3 and extrude the spring 8, and then the limiting ring 4 can be pushed to freely slide on the outer wall of the cable sheath 3, thereby the position of the limiting ring 4 can be changed according to the requirement of a user, in addition, the limiting ring 4 can be moved to the damaged part of the outer wall of the cable sheath 3 to play a role of shielding protection, after the connecting rods 7 are loosened, the two clamping pieces 11 can clamp the cable sheath 3 again under the elastic action of the spring 8, and simultaneously, the stability of the structure can be further enhanced through the telescopic cylinder 9, thereby realizing the flexible movement of, the practicability of the device is enhanced, the coaxial cables can be orderly rolled after being fixed for many times, the coaxial cables are orderly placed after being rolled, the coaxial cables are convenient for workers to use next time, because the first tensile layer 12, the second tensile layer 19, the third tensile layer 20 and the filling layer 15 are arranged in the cable sheath 3, the first tensile layer 12 and the second tensile layer 19 are respectively woven by tensile steel wires and aramid fibers, the third tensile layer 20 is made of nylon, the filling layer 15 is made of rubber filling, under the layer-by-layer matching of the first tensile layer 12, the second tensile layer 19, the third tensile layer 20 and the filling layer 15, the tensile property of the whole coaxial cable can be greatly improved, therefore, the coaxial cable has higher tensile strength, the condition that the coaxial cable is easy to break when being pulled is avoided, and the safety is improved. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a higher coaxial cable of tensile strength which characterized in that: the cable sheath comprises a cable sheath (3), a limiting ring (4) is installed on the outer wall of the cable sheath (3), a rotating ring (5) is movably connected to the outer wall of the limiting ring (4) through a bearing, a clamping seat (1) is fixed to the top of the rotating ring (5), a built-in protective sleeve (14) is installed inside the cable sheath (3), an outer conductor (17) is connected to the middle inside of the built-in protective sleeve (14), an inner conductor (16) is installed inside the outer conductor (17), an insulating layer (18) is connected to the outer wall of the outer conductor (17), a second tensile layer (19) is installed on one side, away from the outer conductor (17), of the insulating layer (18), a first tensile layer (12) is installed on the inner wall of the cable sheath (3), and a filling layer (15) is connected to the position between the built-in protective sleeve (14) and the second tensile layer (, and a third tensile layer (20) is arranged at a position between the outer conductor (17) and the inner conductor (16).

2. The coaxial cable of claim 1, wherein the coaxial cable has a higher tensile strength, and wherein: clamping piece (11) are all installed with inside bottom on the inside top of spacing ring (4), one side that spacing ring (4) was kept away from in clamping piece (11) is laminated mutually with the outer wall of cable sheathing (3), the top and the bottom both ends of spacing ring (4) all run through there are two connecting rods (7), connecting rod (7) extend to the inside one end of spacing ring (4) and are connected with clamping piece (11), and are connected with spring (8) between the inner wall of connecting rod (7) and clamping piece (11), two chamber grooves (10) have all been seted up to the inner wall both sides of connecting rod (7), the internally mounted of chamber groove (10) has telescopic cylinder (9), telescopic cylinder (9) extend to the inside one end of spacing ring (4) and are connected with clamping piece (11).

3. The coaxial cable of claim 2, wherein the coaxial cable has a higher tensile strength, and wherein: a rubber pad (6) is installed at the top of the clamping seat (1), and an anti-slip groove is formed in the outer wall of the rubber pad (6).

4. A coaxial cable of higher tensile strength as defined in claim 3, wherein: the connecting rod (7) extends to the outside one end of spacing ring (4) and installs fixed block (2), the outer wall of fixed block (2) is provided with the arch.

5. The coaxial cable of claim 4, wherein the coaxial cable has a higher tensile strength, and wherein: an aluminum foil layer (13) is installed between the first tensile layer (12) and the protective sleeve (14), and the clamping piece (11) is of an arc-shaped structure.