CN113481849B

CN113481849B - Cable system

Info

Publication number: CN113481849B
Application number: CN202110814139.XA
Authority: CN
Inventors: 张恒; 李林骏; 严琨; 赵凌冬; 李明鹏
Original assignee: Chongqing Wanqiao Communication Tech Co ltd; CCCC Highway Long Bridge Construction National Engineering Research Center Co Ltd
Current assignee: Chongqing Wanqiao Communication Tech Co ltd; CCCC Highway Long Bridge Construction National Engineering Research Center Co Ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-10-14
Anticipated expiration: 2041-07-19
Also published as: CN113481849A

Abstract

The invention discloses a cable system, which comprises a cable strand, a protective sleeve, a dehumidifying device and an anchorage device, wherein the cable strand is formed by arranging a plurality of strands of steel wires; the protective sleeve is sleeved and wrapped on the outer side of the cable strand; dehydrating unit sets up in the protective sheath to be located the center of overcoat, dehydrating unit includes trachea and heating element, the trachea runs through wholly inside the protective sheath, and can communicate with the external world, heating element accompanies the trachea extends, heating element can give off the heat, tracheal lateral wall is provided with a plurality of gas pockets along its circumference. The ground tackle sets up the tip at the strand, and inside the tip cover of strand established the insertion ground tackle, this cable system through add dehydrating unit in the protective sheath is inside, through the temperature in the heating element heating protective sheath, blows to the trachea to get rid of the inside moisture of strand, avoid the inside moisture that immerses of cable to lead to the steel wire to be corroded.

Description

Cable system

Technical Field

The invention relates to the technical field of bridge cables, in particular to a cable system.

Background

The bridge cable is a cable for limiting and fixing the bridge deck, is commonly used for a suspension bridge, is also called a suspension bridge, and is a bridge taking cables (or steel chains) which are suspended by a cable tower and anchored on two banks (or two ends of the bridge) as main bearing members of an upper structure.

At present, how to ensure that the steel wires in the cable are not corroded is the most important. The method often adopted nowadays is to galvanize the surface of the steel wire and then to coat or paint the cable with a layer, and the corrosion operation is to prevent rain, moisture and the like coated on the surface of the cable from entering the interior of the cable, thereby protecting the steel wire from corrosion. However, during the construction of the protective layer, moisture and humidity inside the cable are already enclosed inside and there is a risk of new moisture being introduced during the use of the cable.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a cable system, which solves the problem that the steel wire is corroded due to the fact that the interior of the cable is immersed in water.

In order to realize the technical effects, the technical scheme adopted by the invention is as follows:

a cable system comprising:

the cable strand consists of a plurality of steel wires which are arranged;

the protective sleeve is sleeved and wrapped on the outer side of the cable strand;

the dehumidifying device is arranged in the protective sleeve and is positioned in the center of the protective sleeve, the dehumidifying device comprises an air pipe and a heating assembly, the air pipe penetrates through the whole protective sleeve and can be communicated with the outside, the heating assembly extends along with the air pipe, the heating assembly can emit heat, and a plurality of air holes are formed in the side wall of the air pipe along the circumferential direction of the air pipe; and

the ground tackle is arranged at the end part of the cable strand, the end part of the cable strand is sleeved with the end part of the cable strand and inserted into the ground tackle, the ground tackle comprises a conical pipe and a protective pipe, the protective pipe is sleeved inside the conical pipe, a cavity is formed between the inner wall of the conical pipe and the protective pipe, and one end of the cable strand extends out of the protective sleeve and is inserted into the cavity.

Above-mentioned cable system is through addding dehydrating unit in the protective sheath inside, through the temperature in the heating element heating protective sheath, blows to the trachea to get rid of the inside moisture of strand, avoid the inside immersion moisture of cable to lead to the steel wire to be corroded.

Furthermore, the heating assembly comprises a conductive wire, a resistance heating wire, a first protective sleeve and a second protective sleeve, the first protective sleeve is wrapped on the outer side of the conductive wire and embedded in the pipe wall of the protective sleeve along the length direction of the protective sleeve, the second protective sleeve is wrapped on the outer side of the resistance heating wire, the air pipe is an elastic double-layer pipe and comprises an inner pipe and an outer pipe, the outer pipe is sleeved outside the inner pipe, a containing cavity is formed between the outer pipe and the inner pipe, and the inner cavity of the inner pipe is a ventilation cavity; the second protective sleeve is spirally positioned in the containing cavity, and the air hole is communicated to the ventilation cavity from the outside of the outer pipe.

Further, hold the intracavity and be equipped with a plurality of spliced poles along the axis direction, a plurality of spliced poles divide into two sets of settings, and two sets of spliced poles are holding intracavity dislocation set, and the equal fixed connection of one end of a set of spliced pole is on the inner wall of outer tube, and the one end fixed connection of another set of spliced pole is on the outer wall of inner tube, and the second lag is connected in proper order on adjacent spliced pole. The setting of a plurality of connecting posts makes the second lag hang in the middle part that holds the chamber for the second lag is all indirect contact with outer tube and the lateral wall of inner tube.

Further, the intraductal fixed cover of toper is equipped with the toper ring, a plurality of branch silk holes have been seted up along the axis direction to the circumference side of toper ring, the quantity in branch silk hole is the same with the steel wire quantity in the strand, a plurality of steel wires can wear to establish respectively in the difference branch silk hole, and extend to the outside of toper pipe, the internal diameter of toper ring is the same with tracheal external diameter, tracheal tip passes the inboard of toper ring, and extend to the outside of toper pipe, the silk guide hole that link up is seted up along the axis direction to the lateral wall of toper pipe, wear to establish in the silk guide hole from the first protective sheath that the protective sheath extends out, and extend in the outside of toper pipe. The trachea passes from the inboard of toper ring for heating element in the trachea receives the protection, avoids being flattened and damages and to lead to can not heating in the protective sheath.

Further, the ground tackle still includes the clamping piece, the clamping piece includes knob and pinch-off blades, a plurality of first thread grooves have been seted up to the terminal surface of toper ring, first thread groove is the axiality setting with the branch silk hole, the lateral surface of pinch-off blades is equipped with the external screw thread, and the one end of pinch-off blades is equipped with a plurality of cracks along the axis direction, a plurality of cracks equidistant distribution is in pinch-off blades circumferencial direction, the one end that pinch-off blades has the crack is the crack end, the inboard and the outside of knob all are equipped with the screw thread, and the medial surface of knob is the toper structure, the crack end of pinch-off blades is established on the steel wire towards the toper ring cover, the tip screw thread of the inboard tip of knob inserts in the first thread groove, and the tip screw thread cover of the inboard main aspects of knob is established in the outside of pinch-off blades. The clamping piece is additionally arranged at the end part of the anchorage device, so that the fixation stability of the strand is further enhanced.

Furthermore, a control valve is arranged at the end of the inner pipe, the control valve comprises a first control block, a first control plate and a connecting rod, the connecting rod is of an elastic structure, the first control block is fixedly arranged inside the inner pipe and extends to the outer side of the inner pipe, a first control hole which is communicated with the first control block is formed in the first control block along the axis, a first control groove is formed in the first control plate, the diameter of the first control groove is the same as that of the first control block, the side face of the first control plate is attached to the end face of the inner pipe and connected with the end face of the inner pipe, the end portion of the first control block positioned on the outer side of the inner pipe can be sleeved in the first control groove and is in sliding connection, a second control hole is formed in the side wall of the first control groove along the radial direction, a third control hole is formed in the side face of the first control plate along the axis direction and communicated with the second control hole, a containing hole is formed in the end face of the outer pipe along the axis direction, one end of the connecting rod is fixedly connected with the bottom wall of the containing hole, and the other end of the third control hole is fixedly connected with the bottom wall of the third control hole. The setting of control valve can control the closure of trachea tip, avoids the inside and external intercommunication of trachea.

Furthermore, the connecting rod comprises a spiral rod and a straight rod, one end of the spiral rod is connected with the bottom wall of the third control hole, the other end of the spiral rod is connected with the straight rod, one end, far away from the spiral rod, of the straight rod is connected with the bottom wall of the containing hole, and the spiral rod is elastic.

Further, the screw rod is a memory alloy rod.

The invention has the beneficial effects that: this cable system is through add dehydrating unit in the protective sheath is inside, through the temperature in the heating element heating protective sheath, blows to the trachea in to the pressure drop control valve that utilizes the air current opens, blows away the inside moisture of protective sheath and gets rid of, and the control valve reseals the trachea simultaneously, avoids and communicates with external, prevents that the inside moisture of soaking of cable from leading to the steel wire to be corroded. And the clamping piece is additionally arranged at the end part of the anchorage device, so that the fixation stability of the strand is further enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. The elements or parts are not necessarily drawn to scale in all figures.

FIG. 1 is a front view of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1;

FIG. 3 is a schematic view of the anchor of the present invention;

FIG. 4 is an enlarged view at B in FIG. 3;

FIG. 5 is a schematic structural view of a control valve;

reference numerals:

10-strand, 20-protective sleeve, 30-anchorage device, 31-conical tube, 32-protective tube, 33-conical ring, 34-filament dividing hole, 35-guide wire hole, 36-clamping member, 361-knob, 362-clamping tube, 363-first thread groove, 40-air tube, 41-inner tube, 42-outer tube, 43-air hole, 46-connecting column, 50-heating component, 51-conductive wire, 52-resistance heating wire, 53-first protecting sleeve, 54-second protecting sleeve, 60-control valve, 61-first control block, 611-first control hole, 62-first control plate, 621-first control groove, 622-second control hole, 623-third control hole, 63-connecting rod, 631-spiral rod, 632-straight rod, 64-accommodating hole.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate and imply that the positions or elements referred to must have particular orientations, be constructed and operated in a particular manner, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

Referring to fig. 1, the cable system provided by the present invention includes a strand 10, a protective sheath 20, a dehumidifying device and an anchorage 30, wherein the strand 10 is formed by arranging a plurality of steel wires, the steel wires are conventional steel wires, and the protective sheath 20 is sleeved on and wrapped around the outside of the strand 10 for protecting the steel wires; a moisture removal device is disposed within the protective sheath 20 and is operable to heat the temperature within the protective sheath 20 to remove moisture from the interior of the strand 10; the anchorage device 30 is provided at an end of the strand 10, and the end of the strand 10 is inserted inside the anchorage device 30 for fixing the strand 10.

Referring to fig. 2, in particular, the dehumidifying device is disposed inside the protective sheath 20 and located at the center of the protective sheath 20, i.e. the steel wire is surrounded, so that during use, the dehumidifying device heats and radiates heat to the periphery, thereby heating and blowing away the moisture inside the protective sheath 20. The dehumidifying device comprises an air pipe 40 and a heating component 50, wherein the air pipe 40 penetrates through the whole protective sleeve 20 and can be communicated with the outside. After the cable strand 10 is used for a period of time, the opening of the air tube 40 at the lower end of the cable strand 10 can be connected with an external inflating device, so that air can be introduced into the air tube 40, and the heated moisture can be blown away. The heating unit 50 extends along the air tube 40, the heating unit 50 can emit heat, and the sidewall of the air tube 40 is provided with a plurality of air holes 43 along the circumference thereof. When dehumidifying, heating element 50 is connected with external power supply, and then heatable element 50 can give off heat, and the heat is to the transmission between trachea 40 and the steel wire to with the gas heating between the interior and steel wire of trachea 40, blow to trachea 40 inside through the aerating device who sets up at trachea 40 tip, make original moisture in the protective sheath 20 blow away after getting into trachea 40 through gas pocket 43, in order to reach the mesh of dehumidification.

Heating element 50 includes electrically conductive silk 51, resistance heating wire 52, first lag 53 and second lag 54, and first lag 53 parcel is in electrically conductive silk 51's the outside to along the length direction of protective sheath 20 inlay and establish in the pipe wall of protective sheath 20, and second lag 54 parcel is in the resistance heating wire 52 outside, and first lag 53 and second lag 54 are insulating protective sheath 20. The air tube 40 is an elastic double-layer tube, the air tube 40 comprises an inner tube 41 and an outer tube 42, the outer tube 42 is sleeved outside the inner tube 41, an accommodating cavity is formed between the outer tube 42 and the inner tube 41, and the inner cavity of the inner tube 41 is a ventilation cavity; the second shield 54 is located in the receiving cavity in a spiral shape, and the air hole 43 is communicated from the outside of the outer tube 42 to the ventilation cavity.

The air pipe 40 adopts a double-layer type, so that the second protective sleeve 54 can be conveniently placed in the accommodating cavity; the second protection cover 54 is spirally arranged, when the strand 10 is pulled to be lengthened in the using process, the air pipe 40 can be lengthened along with the elasticity of the air pipe 40, the second protection cover 54 is spirally lengthened along with the elasticity of the air pipe, and the strand 10 is pulled to be lengthened, so that the air pipe 40, the second protection cover 54 and the resistance heating wire 52 can be prevented from being pulled to be broken.

Similarly, the first protective sleeve 53 is embedded in the wall of the outer sleeve in a wave shape. When the cable 10 is pulled to be longer, the first protection cover 53 is lengthened, so that the first protection cover 53 and the conductive wire 51 can be prevented from being pulled apart.

When the heating cable is used, the conductive wire 51 and the resistance heating wire 52 at the bottom of the cable strand 10 are connected with an external power supply, and the conductive wire 51 and the resistance heating wire 52 at the top of the cable strand 10 are connected through a conductive wire, so that the heating assembly 50 can form a power-on loop, and the resistance heating wire 52 can emit heat.

Heating element 50 adopts the state of conductive filament 51 and resistance heating wire 52 separation, and at the in-process that uses, because the length of the strand 10 that needs is different, then convenient as required, behind the length of arbitrary intercepting strand 10, couple together the conductive filament 51 and the resistance heating wire 52 at both ends, just can form complete return circuit, normal calorific to accomplish that can be convenient to ask for as required.

Preferably, hold the intracavity and be equipped with a plurality of spliced poles 46 along the axis direction, a plurality of spliced poles 46 divide into two sets of settings, and two sets of spliced poles 46 are holding intracavity dislocation set, and the equal fixed connection of one end of a set of spliced pole 46 is on the inner wall of outer tube 42, and the one end fixed connection of another set of spliced pole 46 is on the outer wall of inner tube 41, and second lag 54 is connected on adjacent spliced pole 46 in proper order. In use, when the strand 10 is in the upright or inclined state, the second protective sheath 54 is susceptible to gravity and sags downward; the plurality of connecting posts 46 are provided such that the second shield 54 is suspended in the middle of the receiving chamber such that the second shield 54 is not in direct contact with the sidewalls of both the outer tube 42 and the inner tube 41.

As shown in fig. 1 and 3, in the present embodiment, the number of the anchorage devices 30 is two, and the two anchorage devices 30 are respectively sleeved on two ends of the strand 10. The anchorage device 30 comprises a conical pipe 31 and a protection pipe 32, the protection pipe 32 is sleeved inside the conical pipe 31, a cavity is arranged between the inner wall of the conical pipe 31 and the protection pipe 32, and one end of the strand 10 extends out of the protection sleeve 20 and is inserted into the cavity. In the use, heating element 50 wears to establish in protective tube 32, can avoid crushing heating element 50 when fixed compressed steel wire.

Fixed cover is equipped with conical ring 33 in the conical duct 31, a plurality of branch silk holes 34 have been seted up along the axis direction to conical ring 33's circumference side, the quantity of branch silk hole 34 is the same with the steel wire quantity in strand 10, a plurality of steel wires can wear to establish respectively in different branch silk holes 34, and extend to conical duct 31's the outside, it is toper mechanism to divide silk hole 34, the steel wire inserts from the main aspects of dividing silk hole 34, wear out from the tip of dividing silk hole 34, make the steel wire constantly compressed, thereby fixed connection is on conical ring 33. The inner diameter of the tapered ring 33 is the same as the outer diameter of the air tube 40, the end of the air tube 40 passes through the inner side of the tapered ring 33 and extends to the outer side of the tapered tube 31, the side wall of the tapered tube 31 is provided with a thread guide hole 35 running through along the axial direction, and the first protecting sleeve 53 extending from the protecting sleeve 20 is arranged in the thread guide hole 35 in a penetrating manner and extends to the outer side of the tapered tube 31. The air tube 40 passes through the inner side of the conical ring 33, so that the heating assembly 50 in the air tube 40 is protected from being crushed and damaged to prevent the heating in the protection sleeve 20.

Referring to fig. 4, in the present embodiment, the anchor device 30 further includes a clamping member 36, the clamping member 36 includes a knob 361 and a clamping tube 362, the end surface of the tapered ring 33 is provided with a plurality of first thread grooves 363, the first thread grooves 363 and the wire dividing holes 34 are coaxially arranged, the outer side surface of the clamping tube 362 is provided with an external thread, one end of the clamping tube 362 is provided with a plurality of cracks along the axial direction, the plurality of cracks are equidistantly distributed in the circumferential direction of the clamping tube 362, one end of the clamping tube 362 having the cracks is a crack end, both the inner side and the outer side of the knob 361 are provided with threads, the inner side surface of the knob 361 is a tapered structure, the crack end of the clamping tube 362 is sleeved on the steel wire toward the tapered ring 33, the end thread of the small end inside the knob 361 is inserted into the first thread groove 363, and the end thread of the large end inside the knob 361 is sleeved on the outer side of the clamping tube 362.

When the multiple steel wires are respectively penetrated through different wire dividing holes 34, the multiple steel wires are clamped and fixed by the smaller and smaller apertures of the wire dividing holes 34, after the multiple steel wires are penetrated out from the small ends of the wire dividing holes 34, the multiple steel wires are respectively inserted into different clamping pipes 362, and the crack ends of the clamping pipes 362 are in an expansion state at the moment, so that the steel wires can conveniently penetrate through the crack ends; the knob 361 is rotated to enable the knob 361 to move towards the inner threads of the first thread groove 363, at the moment, the small end on the inner side of the knob 361 gradually compresses the crack end of the clamping pipe 362, so that the crack end of the clamping pipe 362 is tightly pressed on the steel wire, and along with the rotation of the knob 361, the steel wire is pressed more and more tightly, finally, the steel wire is fixed firmly, and the stability of the anchorage device 30 for clamping and fixing the steel wire is further enhanced.

As shown in fig. 1 and 5, in the present embodiment, a control valve 60 is disposed at an end of the air tube 40, the control valve 60 is disposed at a high end of the air tube 40 in a diagonal state, and a bottom end of the air tube 40 in the diagonal state is used for communicating with the inflation structure, so as to periodically blow air into the air tube 40 to remove moisture.

The control valve 60 includes a first control block 61, a first control plate 62 and a connecting rod 63, the connecting rod 63 is an elastic structure, the first control block 61 is fixedly disposed inside the inner tube 41, the first control block 61 extends to the outer side of the inner tube 41, the first control block 61 is provided with a first control hole 611 penetrating along the axis, the first control plate 62 is provided with a first control groove 621, the diameter of the first control groove 621 is the same as that of the first control block 61, the side surface of the first control plate 62 is attached to the end surface of the air tube 40, the end portion of the first control block 61 located outside the inner tube 41 can be sleeved in the first control groove 621 and is slidably connected, the side wall of the first control groove 621 is provided with a second control hole 622 along the radial direction, the side surface of the first control plate 62 is provided with a third control hole 623 along the axis direction, the third control hole 623 is communicated with the second control hole 622, the end surface of the outer tube 42 is provided with a receiving hole 64 along the axis direction, one end of the connecting rod 63 is fixedly connected with the bottom wall of the receiving hole 64, and the other end is fixedly connected with the bottom wall of the third control hole 623.

When the heating assembly 50 is heated by electricity, moisture inside the protective cover 20 is in a heating state, air is blown into the air tube 40 at this time, the moisture inside the protective cover 20 enters the air tube 40 through the air hole 43, that is, the moisture enters the inner tube 41, the moisture is blown to the high end of the air tube 40 by the blowing of the air flow, the moisture enters the second control hole 622 through the first control hole 611 and flows into the third control hole 623, the first control plate 62 is pushed in a direction away from the first control block 61 by using the air pressure, at this time, the side surface of the first control plate 62 is separated from the end surface of the outer tube 42, the connecting rod 63 is stretched, and the moisture flows to the outside from the inside of the third control hole 623; when the blowing of air into the inner tube 41 is stopped, the first control plate 62 moves toward the end surface of the outer tube 42 by the elastic force restored by the connecting rod 63, and finally, the first control plate is attached to the end surface of the outer tube 42 to close the air tube 40 again.

Preferably, the link 63 includes a screw rod 631 and a straight rod 632, one end of the screw rod 631 is connected to the bottom wall of the third control hole 623, the other end of the screw rod 631 is connected to the straight rod 632, one end of the straight rod 632 far away from the screw rod 631 is connected to the bottom wall of the receiving hole 64, and the screw rod 631 has elasticity. When air is blown into the inner tube 41, the first control plate 62 moves in a direction away from the outer tube 42, and the screw 631 is stretched; when the blowing of air into the inner tube 41 is stopped, the first control plate 62 is moved back by the restoring elastic force of the screw 631 to be re-attached to the end surface of the outer tube 42.

In addition, the screw rod 631 is a memory alloy rod. When the temperature of the hot air reaches a predetermined temperature, the screw 631 may be extended to push the primary control plate 62 open. In this way, it is possible to prevent the first control plate 62 from being pushed open due to too small air impact. In practical application, the memory alloy rod is made of nickel-titanium alloy, the transition temperature of the nickel-titanium alloy rod is 40 ℃, and when the temperature exceeds 40 ℃, the screw rod 631 slowly extends to jack the cap.

The working principle of the invention is as follows: when in use, the two anchorage devices 30 are respectively sleeved at the two ends of the cable strand 10, so that the multi-strand steel wires are respectively penetrated in the different wire dividing holes 34, and the multi-strand steel wires are fixedly clamped; then, the steel wire passing through the wire passing hole 34 is arranged in the clamping tube 362, and the second protective sleeve 54 is arranged on the inner side of the conical ring 33; the knob 361 is rotated to further clamp and fix the steel wire; while the first protective sleeve 53, which is wrapped in the protective sleeve 20, is inserted into the guide wire hole 35.

When the interior of the protective sleeve 20 is heated, the conductive wire 51 and the resistance heating wire 52 are connected with a power supply, so that the resistance heating wire 52 is heated to emit heat, and the temperature in the protective sleeve 20 is increased; blowing air into the inner tube 41 by using an air blowing device at the bottom end of the air tube 40, so that the air flow of the inner tube 41 drives the moisture in the protective sleeve 20 to flow to the high end of the air tube 40; the first control board 62 is moved away from the air tube 40 by the pressure of the air flow, so that the damp air in the protective sleeve 20 flows to the outside; when the air blowing is stopped, the first control plate 62 returns to the original position.

The invention has the beneficial effects that: this cable system is through at inside dehydrating unit that adds of protective sheath 20, through the temperature in the heating element 50 heating protective sheath 20, blows to the trachea 40 in to utilize the pressure drop control valve 60 of air current to open, blow away the inside moisture of protective sheath 20 and get rid of, control valve 60 reseals trachea 40 simultaneously, avoids with external intercommunication, prevents that the inside moisture that immerses of cable from leading to the steel wire corroded. And the clamping piece 36 is added at the end part of the anchorage device 30, so that the stability of fixing the strand 10 is further enhanced.

The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A cable system, comprising:

the cable strand consists of a plurality of steel wires which are arranged;

the anchor is arranged at the end part of the strand, the end part of the strand is sleeved and inserted into the anchor, the anchor comprises a conical pipe and a protective pipe, the protective pipe is sleeved inside the conical pipe, a cavity is arranged between the inner wall of the conical pipe and the protective pipe, and one end of the strand extends out of the protective sleeve and is inserted into the cavity;

the heating assembly comprises a conductive wire, a resistance heating wire, a first protective sleeve and a second protective sleeve, the first protective sleeve is wrapped on the outer side of the conductive wire and embedded in the pipe wall of the protective sleeve along the length direction of the protective sleeve, the second protective sleeve is wrapped on the outer side of the resistance heating wire, the air pipe is an elastic double-layer pipe and comprises an inner pipe and an outer pipe, the outer pipe is sleeved outside the inner pipe, a containing cavity is formed between the outer pipe and the inner pipe, and the inner cavity of the inner pipe is a ventilation cavity; the second protecting sleeve is spirally positioned in the accommodating cavity, and the air hole is communicated to the ventilation cavity from the outside of the outer pipe;

the intraductal fixed cover of toper is equipped with the toper ring, a plurality of branch silk holes have been seted up along the axis direction to the circumference side of toper ring, the quantity that divides the silk hole is the same with the steel wire quantity in the strand, and a plurality of steel wires can wear to establish respectively in different branch silk holes to extend to the outside of toper pipe, the internal diameter of toper ring is the same with tracheal external diameter, tracheal tip passes the inboard of toper ring to extend to the outside of toper pipe, the silk guide hole that link up is seted up along the axis direction to the lateral wall of toper pipe, and the first lag that extends from the protective sheath is worn to establish in the silk guide hole to extend in the outside of toper pipe.

2. A cable system as claimed in claim 1, wherein: the inner wall of the outer pipe is provided with a plurality of connecting columns, the connecting columns are divided into two groups, the connecting columns are arranged in the accommodating cavity in a staggered mode, one end of each connecting column is fixedly connected to the inner wall of the outer pipe, one end of the other connecting column is fixedly connected to the outer wall of the inner pipe, and the second protective sleeves are sequentially connected to the adjacent connecting columns.

3. A cable system as claimed in claim 1, wherein: the ground tackle still includes the clamping piece, and the clamping piece includes knob and clamp tube, a plurality of first thread grooves have been seted up to the terminal surface of toper ring, first thread groove sets up for the axiality with the branch silk hole, the lateral surface of clamp tube is equipped with the external screw thread, and the one end of clamp tube is equipped with a plurality of cracks along the axis direction, and a plurality of cracks are equidistant to be distributed at clamp tube circumferencial direction, the one end that clamp tube has the crack is the crack end, the inboard and the outside of knob all are equipped with the screw thread, and the medial surface of knob is the toper structure, the crack end of clamp tube is established on the steel wire towards toper ring cover, the tip screw thread of the inboard tip of knob inserts in the first thread groove, and the tip screw thread cover of the inboard main aspects of knob is established in the outside of clamp tube.

4. A cable system as claimed in claim 1 or 3, wherein: tracheal tip is equipped with the control valve, the control valve includes first control block, first control panel and connecting rod, the connecting rod is elastic structure, the fixed inside that sets up at the inner tube of first control block, and first control block extends to the outside of inner tube, the first control hole that link up is seted up along the axis to first control block, first control groove has been seted up on the first control panel, the diameter of first control groove is the same with the diameter of first control block, the side of first control panel is connected with tracheal terminal surface laminating, and the tip that is located the first control block in the inner tube outside can overlap and establish in first control groove and sliding connection, the second control hole has been seted up along radial direction to the lateral wall of first control groove, the side of first control panel has seted up the third control hole along the axis direction, and third control hole and second control hole intercommunication, the hole has been seted up along the axis direction to the terminal surface of outer tube, the one end of connecting rod with the diapire fixed connection who accomodates the hole, the other end and the diapire fixed connection of third control hole.

5. A cable system as claimed in claim 4, wherein: the connecting rod comprises a spiral rod and a straight rod, one end of the spiral rod is connected with the bottom wall of the third control hole, the other end of the spiral is connected with the straight rod, one end, far away from the spiral rod, of the straight rod is connected with the bottom wall of the containing hole, and the spiral rod is elastic.

6. A cable system as claimed in claim 5, characterized in that: the screw rod is a memory alloy rod.