CN110184918A - A kind of anti-freeze super-durable drag-line - Google Patents
A kind of anti-freeze super-durable drag-line Download PDFInfo
- Publication number
- CN110184918A CN110184918A CN201910447137.4A CN201910447137A CN110184918A CN 110184918 A CN110184918 A CN 110184918A CN 201910447137 A CN201910447137 A CN 201910447137A CN 110184918 A CN110184918 A CN 110184918A
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- Prior art keywords
- line
- adhesive tape
- sheath
- drag
- freeze
- Prior art date
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- Pending
Links
- 108010053481 Antifreeze Proteins Proteins 0.000 title claims abstract description 34
- 230000002528 anti-freeze Effects 0.000 title claims abstract description 34
- 239000002390 adhesive tape Substances 0.000 claims abstract description 66
- 238000004804 winding Methods 0.000 claims abstract description 21
- 238000005253 cladding Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 26
- 239000010959 steel Substances 0.000 claims description 26
- 229920001903 high density polyethylene Polymers 0.000 claims description 12
- 239000004700 high-density polyethylene Substances 0.000 claims description 12
- 210000002435 tendon Anatomy 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 6
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 5
- 206010037660 Pyrexia Diseases 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 229920000728 polyester Polymers 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 230000008014 freezing Effects 0.000 description 4
- 238000007710 freezing Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 238000001192 hot extrusion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000036299 sexual function Effects 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/14—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable
- D07B1/147—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising electric conductors or elements for information transfer
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B5/00—Making ropes or cables from special materials or of particular form
- D07B5/005—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties
- D07B5/006—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties by the properties of an outer surface polymeric coating
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2401/00—Aspects related to the problem to be solved or advantage
- D07B2401/20—Aspects related to the problem to be solved or advantage related to ropes or cables
- D07B2401/202—Environmental resistance
- D07B2401/203—Low temperature resistance
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2501/00—Application field
- D07B2501/20—Application field related to ropes or cables
- D07B2501/2015—Construction industries
- D07B2501/203—Bridges
Abstract
The invention belongs to bridge cable technical fields, more particularly to a kind of anti-freeze super-durable drag-line, including strand, it is coated on the sheath of strand outer layer, the Electrothermic wire connected to power supply, the switch of on-off between Electrothermic wire and the power supply is controlled, sheath outer layer is provided with adhesive tape in a manner of spiral winding, and adhesive tape cladding is arranged in sheath outer layer, adhesive tape outer surface is vertically arranged with the rib of protrusion, and Electrothermic wire is arranged inside adhesive tape.The present invention can realize anti-freeze, the deicing function of drag-line while guaranteeing that drag-line has weatherability, anti-rain wind induced vibration performance.
Description
Technical field
The invention belongs to bridge cable technical fields, and in particular to a kind of anti-freeze super-durable drag-line.
Background technique
Cable-stayed bridge is built both at home and abroad due to having the characteristics that span ability is big, favor of the beautiful design by builders
Or be gradually increased in the cable-stayed bridge quantity built, cable-stayed bridge has become one of the main bridge type of Longspan Bridge in traffic system.
Drag-line is main load-bearing and the primary structure member of cable-stayed bridge, is located on bridge floor.Currently used drag-line have parallel wire stay,
Wirerope drag-line, guy of twisted steel cable etc. are usually outer crowded (packet) high density polyethylene (HDPE) on these steel Suo Shu when use
(HDPE) it is used as oversheath, while in order to solve the rain wind induced vibration phenomenon that cable body generates in operation, is further pressed on its surface
The structures such as colored or winding screw muscle.
It is wound after the winding PVF fluoride membrane adhesive tape of the inclined cable external surface as disclosed in Chinese patent CN101230559A
Spiral bar method, this method first carry out hot extrusion high density polyethylene (HDPE) to Cable Stayed Steel tow, and then spiral is wrapped one layer of PVF fluorine
Change film protective glue band, finally the winding screw muscle again outside PVF adhesive tape, has not only given full play to the excellent weatherability of PVF adhesive tape
Can, it ensure that the durability of suspension cable, while can press down well using the hydrophobicity of PVF tape surface and the spiral bar of winding
The anti-rain wind induced vibration of suspension cable processed.There are some problems: pe sheath in use in the drag-line of this method and stayed structure
It is directly exposed in atmospheric environment, the long-term and lasting effect meeting of tension stress, sunshine, rainwater and other corrosive gas
Cause sheath that serious smooth aging, hydrothermal aging and chemical aging occurs to destroy, cable body sheath is caused to crack；In addition, in winter
Under the conditions of low temperature and high relative humidity, the spiral bar on drag-line surface easily causes drag-line and freezes to form ice slush, on bridge pedestrian and vehicle make
At great security risk.
Summary of the invention
The present invention relates to a kind of anti-freeze super-durable drag-lines, can solve the deficiencies in the prior art, are guaranteeing that it is resistance to that drag-line has
While Hou Xing, anti-rain wind induced vibration performance, anti-freeze, the deicing function of drag-line are realized.
Technical scheme is as follows: a kind of anti-freeze super-durable drag-line, including strand, is coated on outside the strand
The sheath of layer, the Electrothermic wire connected to power supply controls the switch of on-off between the Electrothermic wire and the power supply, described
Heating wire, the switch and the power supply form closed circuit, and the sheath outer layer is provided with adhesive tape in a manner of spiral winding,
The adhesive tape cladding is arranged in the sheath outer layer, and the adhesive tape outer surface is vertically arranged with the rib of protrusion, the electricity hair
Heated filament is arranged inside the adhesive tape.
The adhesive tape is internally provided with Electrothermic wire, and then adhesive tape cladding is wrapped in jacket surface, passes through switch control electricity
Source is connected to Electrothermic wire, can achieve the effect that it is anti-freeze, in addition, adhesive tape winding be wrapped in jacket surface carry out it is further
Protection, and be avoided that sheath is directly exposed in atmospheric environment, reduce sheath by sunshine, rainwater and other corrosivity gas
The direct infringement of body, improves the service life of cable body.If damage is in the adhesive tape use process with Electrothermic wire
Replaceable, convenient and quick construction further solves the problem of cable body is safeguarded.
Preferably, lateral one end of the adhesive tape is provided with the first overlap joint mouth, the back side of the other end be provided with it is described
First takes the second overlap joint mouth of Interference fit, when which wind adhesive tape, the first overlap joint mouth and the second overlap joint mouth phase interconnection
Connect cooperation, realize adjacent adhesive tape segment can seamless interfacing, reduce superposition package caused by waste, adjacent adhesive tape
Segment can seamless interfacing, winding mounting stability it is good, appearance is clean and tidy.
Preferably, the first overlap joint mouth and the second overlap joint mouth are tooth form fit structure, i.e. fit structure is more
The structure of a tongue and groove overlap joint cooperation, the adhesive tape upper/lower terminal face of bridging type, which is respectively designed, has multiple corresponding tongue and grooves to be used to
Reinforce stickiness when winding, fitting effect is good, and structure is simple.
Preferably, the Electrothermic wire is presented S-shaped in the longitudinal direction along the adhesive tape and is disposed to extend, the arrangement shape
Formula can make Electrothermic wire distribution more gather, and heating is more uniform, avoid heating dead angle, improve anti-freeze effect.
Preferably, the rib is two or more, and is parallel to each other between the rib, and the rib cross section is circle
Arc is one of trapezoidal, and using a plurality of rib structure, anti-rain wind induced vibration effect is more preferable.
The outer layer of the Electrothermic wire is successively coated with heat sensing layer and copper alloy signal wire, the outer bread of the Electrothermic wire
One layer of nylon heat sensing layer or special plastic heat sensing layer are covered, then an Albatra metal signal wire is wound on outside heat sensing layer, outermost layer cladding
Rubber belt material, after opening heating, once temperature is more than predetermined value, the heat sensing layer on Electrothermic wire becomes good from insulator
Conductor makes control circuit connect to power off, achievees the purpose that temperature control and security protection.
Preferably, the sheath is high density polyethylene (HDPE) sheath, and the sheath is two layers, using common high density
Pe sheath and double-layer structure, structure is simple, and durability is good；
Preferably, the strand is one of steel tendon or steel strand wires, the strand may be configured as include steel tendon with
The polyester for being coated on the strand outer layer is wrapped belt, i.e. the polyester belt that is wrapped is wrapped in steel tendon outer layer and forms institute
State strand；The strand can be configured as being composed of steel strand wires.Strand using steel tendon or steel strand wires as drag-line,
Its structure is simple, at low cost.
Preferably, the adhesive tape outer surface is provided with one layer of film with durable sexual function, such as PVF fluorinated film, i.e., poly-
Fluoroethylene film, to enhance the resistance to ag(e)ing of drag-line, that improves cable body uses the longevity.
Beneficial effects of the present invention:
1, outer layer pass through the method that once winds and meanwhile meet drag-line durability, anti-rain wind induced vibration, aesthetics and prevent
Icing etc. requires, and simple process is easily realized.It can achieve the effect that anti-freeze, adhesive tape winding is wrapped in jacket surface and carries out into one
The protection of step, and it is avoided that sheath is directly exposed in atmospheric environment, reduce sheath by sunshine, rainwater and other corrosivity
The direct infringement of gas, improves the service life of cable body.
2, using winding mounting means, if if the problems such as damaged, colour fading, heater strip damage occur for adhesive tape in use process,
The problem of adhesive tape is replaceable, convenient and quick construction, further solves cable body maintenance, provides for the safe operation of suspension cable
More sound assurance.The structure can also be applied to the maintenance of existing bridge cable, solve the reparation of old bridge cable body, wind and rain swashs
The problems such as shaking, be anti-freeze.
3, the requirement of cable body outer layer color can be realized by changing the color of adhesive tape with ribbing itself, guarantee cable body
It is beautiful.
4, the heatable adhesive tape with ribbing can realize automatic sensing temperature control and peace by heat sensing layer and copper alloy signal wire
Full protection.
5, the Electrothermic wire is arranged inside the glue, can avoid the exposed bring damage risk of Electrothermic wire, reduces
Direct infringement of the Electrothermic wire by sunshine, rainwater and other corrosive gas.
Detailed description of the invention
Fig. 1 is a kind of sectional structure chart of anti-freeze super-durable drag-line of the invention.
Fig. 2 is the schematic diagram of internal structure of the embodiment of the present invention 1 and adhesive tape as described in example 2.
Fig. 3 is a kind of external structure schematic diagram of anti-freeze super-durable drag-line of the invention
Fig. 4 is the A-A sectional view of Fig. 2.
Fig. 5 is a kind of the schematic diagram of the section structure of anti-freeze super-durable drag-line described in the embodiment of the present invention 3.
Fig. 6 is the schematic diagram of internal structure of adhesive tape described in the embodiment of the present invention 3.
Fig. 7 is the B-B sectional view of Fig. 6.
Fig. 8 is a kind of the schematic diagram of the section structure of anti-freeze super-durable drag-line described in the embodiment of the present invention 4.
Fig. 9 is a kind of the schematic diagram of the section structure of anti-freeze super-durable drag-line described in the embodiment of the present invention 5.
In figure: strand described in 1-, 2- polyester are wrapped belt, 3- sheath, 301- internal layer sheath, 302- outer protective sleeve, 303-
Small sheath, 4- Electrothermic wire, 401- arrival end, the outlet end 402-, 5- adhesive tape, 501- rib, 502-PVF fluorinated film, 503-
One overlap joint mouth, 504- second overlap mouth, 6- power supply, 7- switch.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description:
Embodiment 1:
As shown in Figure 1 to 4, as shown in Figure 1 to 4, a kind of anti-freeze super-durable drag-line, including the strand 1, packet
The sheath 3 of 1 outer layer of strand is overlayed on, the Electrothermic wire 4 connecting with power supply 6 controls the Electrothermic wire 4 and the power supply 6
Between on-off switch 7,3 outer layer of sheath is provided with adhesive tape 5 in a manner of spiral winding, and the cladding of adhesive tape 5 is arranged in institute
3 outer layer of sheath is stated, 5 outer surface of adhesive tape is vertically arranged with the rib 501 of protrusion, and the Electrothermic wire 4 is arranged described
Inside adhesive tape 5.
A kind of this implementation anti-freeze super-durable drag-line, in winter when can pass through electricity inside the control adhesive tape of switch 7
The connection of heating wire 4 and power supply realizes that drag-line surface temperature increases to prevent drag-line icing or timely deicing, guarantees row
The current safety of people and vehicle.In addition, the winding of adhesive tape 5 is wrapped in 3 surface of sheath and is further protected, and it is avoided that shield
Set 3 is directly exposed in atmospheric environment, is reduced direct infringement of the sheath 3 by sunshine, rainwater and other corrosive gas, is mentioned
The high service life of cable body.
Embodiment 2:
As shown in Figure 1 to 4, a kind of anti-freeze super-durable drag-line, including the strand 1, the strand 1 include steel wire
Beam and the polyester for being coated on 1 outer layer of strand are wrapped belt 2, i.e. the polyester belt 2 that is wrapped is wrapped in steel tendon outer layer
The strand 1 is formed, polyester is coated on and is wrapped the sheath 3 of 2 outer layer of belt, the Electrothermic wire 4 being connect with power supply 6, described in control
The switch 7 of on-off between Electrothermic wire 4 and the power supply 6,3 outer layer of sheath are provided with adhesive tape 5 in a manner of spiral winding,
The cladding of adhesive tape 5 is arranged in 3 outer layer of sheath, and 5 outer surface of adhesive tape is vertically arranged with the rib 501 of protrusion, institute
Electrothermic wire 4 is stated to be arranged inside the adhesive tape 5.
A kind of this implementation anti-freeze super-durable drag-line, in winter when can pass through electricity inside the control adhesive tape of switch 7
The connection of heating wire 4 and power supply realizes that drag-line surface temperature increases to prevent drag-line icing or timely deicing, guarantees row
The current safety of people and vehicle.In addition, the winding of adhesive tape 5 is wrapped in 3 surface of sheath and is further protected, and it is avoided that shield
Set 3 is directly exposed in atmospheric environment, is reduced direct infringement of the sheath 3 by sunshine, rainwater and other corrosive gas, is mentioned
The high service life of cable body.
Embodiment 3:
As shown in Fig. 3, Fig. 5, Fig. 6 and Fig. 7, a kind of anti-freeze super-durable drag-line, including the strand 1, the strand 1
For steel tendon, the strand 1 includes steel tendon and is coated on the polyester of 1 outer layer of strand and is wrapped belt 2, i.e., described is poly-
The ester belt 2 that is wrapped is wrapped in steel tendon outer layer and forms the strand 1, is coated on polyester and is wrapped the internal layer sheath of 2 outer layer of belt
301, the outer protective sleeve 302 being coated on outside internal layer sheath 301 uses duplex sheath structure, the sheath 3 is highly dense
Spend pe sheath, i.e. HDPE protecting pipe.
As shown in fig. 6, the present embodiment further includes the Electrothermic wire 4 connecting with the power supply 6, the Electrothermic wire 4 is controlled
The switch 7 of on-off between the power supply 6, power supply 6 are alternating current, and switch 7 is intelligent switch, and the Electrothermic wire 4 passes through intelligence
Switch is electrically connected with city, and the Electrothermic wire 4 that the adhesive tape 5 embeds is electrically connected by intelligent switch with city, and intelligent switch can incude
The temperature and humidity of external environment is connected when ambient temperature is lower than apparent freezing point and humidity reaches the preset numerical value easily to freeze
Electric power starting heating, prevents drag-line surface from freezing.
As shown in figure 3,3 outer layer of sheath is provided with adhesive tape 5 in a manner of spiral winding, the adhesive tape can be hot receipts
Contracting band, rubber or plastic products, paste on adhesive tape or one layer of film with durable sexual function of calendering, such as PVF fluorinated film 502,
To enhance the resistance to ag(e)ing of drag-line, the service life of cable body is improved.The cladding of adhesive tape 5 is arranged in 3 outer layer of sheath, institute
The lateral one end for stating adhesive tape 5 is provided with the first overlap joint mouth 503, and the back side of the other end is provided with and the first overlap joint mouth 503
Cooperation second overlap joint mouth 504, first overlap joint mouth 503 and second overlap joint mouth 504 be tooth form fit structure, have tongue and groove into
Row cooperation, when which wind adhesive tape 5, the first overlap joint mouth 503 and the second overlap joint mouth 504 mutually overlap joint cooperation are realized
Adjacent 5 segment of adhesive tape can seamless interfacing, adhesive tape to sheath 3 carry out comprehensively wrap up protection, avoid 3 outer layer of sheath
It is exposed.
As described in Fig. 3 and Fig. 6,5 outer surface of adhesive tape is vertically arranged with the rib 501 of protrusion, the rib 501
Quantity is two, and 501 cross section of rib is arc-shaped, and is arranged in parallel along the longitudinal direction of adhesive tape, plays wind resistance rain
The effect of exciting.
As shown in Figure 6 and Figure 7, the Electrothermic wire 4 is arranged inside the adhesive tape 5, the Electrothermic wire 4, the electricity
Heating wire 4 divides for arrival end 401 and outlet end 402, and the arrival end 401 is connect with 6 anode of power supply, and the arrival end 401 exists
Along the adhesive tape 5 longitudinal direction present S-shaped be disposed to extend, the outlet end 402 along the adhesive tape 5 longitudinal direction
Linear extension arrangement, then connection switch 7, the arrival end 401 and the outlet end 402 are in one end far from the power supply 6
It is connected with each other, i.e., (402 end is electrically connected for the described arrival end 401 and the outlet end.
The outer layer of the Electrothermic wire 4 is successively coated with heat sensing layer and copper alloy signal wire, 4 outside of Electrothermic wire
One layer of nylon heat sensing layer is coated, then copper alloy signal wire is wound on outside heat sensing layer, 5 material of outermost layer coating adhesive tape opens heating
Later, once temperature is more than predetermined value, the heat sensing layer on Electrothermic wire 4 becomes good conductor from insulator, connects control circuit
Lead to power off, achievees the purpose that temperature control and security protection.
This implementation a kind of anti-freeze super-durable drag-line, its working principles are as follows: intelligent switch can incude extraneous ring
The temperature and humidity in border powers on out when ambient temperature is lower than apparent freezing point and humidity reaches the preset numerical value easily to freeze
Heating is opened, prevents drag-line surface from freezing.
After opening heating, once temperature is more than predetermined value, the heat sensing layer on Electrothermic wire 4 becomes good from insulator
Conductor makes control circuit connect to power off, achievees the purpose that temperature control and security protection.
There are two types of methods for a kind of production of anti-freeze super-durable drag-line described in the present embodiment:
Method one, drag-line outer layer glue band are wrapped in the completion of cable body manufacturing factory, select bridging type adhesive tape, way is:
First to Cable Stayed Steel tow hot extrusion high density polyethylene (HDPE), then spiral is wrapped one layer tape, it is desirable that winding fitting is closely knit, especially
It is overlap joint joint place, thereby realizes cable body double-spiral structure.
The winding of method two, drag-line outer layer glue band is completed at the construction field (site), selects bridging type adhesive tape or non-overlapping formula glue
Band, way are, after cable tension is installed, the spiral winding one layer tape on cable body, it is desirable that winding is closely knit, in this way
It is achieved that cable body double-spiral structure.
Embodiment 4:
The present embodiment and above-described embodiment 3 the difference is that, as shown in figure 8, the strand 1 is combined by steel strand wires
It forms, the steel strand wires are twisted together by 7 steel wires, further include the small sheath 303 being coated on outside single steel strand, are coated on
Protecting pipe 3 outside the strand 1.
Embodiment 5:
The present embodiment and above-described embodiment 3 the difference is that, as shown in figure 9, the strand 1 is combined by steel strand wires
Form, the steel strand wires are twisted together by 7 steel wires, including be coated on outside single steel strand small sheath 303, be coated on institute
The internal layer sheath 301 outside strand 1 is stated, the outer protective sleeve 302 being coated on outside internal layer sheath 301.
Claims (10)
1. a kind of anti-freeze super-durable drag-line, including the strand (1) are coated on the sheath (3) of the strand (1) outer layer, with
The Electrothermic wire (4) of power supply (6) connection, controls the switch (7) of on-off between the Electrothermic wire (4) and the power supply (6),
Be characterized in that: sheath (3) outer layer is provided with adhesive tape (5) in a manner of spiral winding, and adhesive tape (5) cladding is arranged described
Sheath (3) outer layer, the outer surface of the adhesive tape (5) are vertically arranged with the rib (501) of protrusion, and the Electrothermic wire (4) sets
It sets internal in the adhesive tape (5).
2. a kind of anti-freeze super-durable drag-line as described in claim 1, it is characterised in that: lateral one of the adhesive tape (5)
End is provided with the first overlap joint mouth (503), and the back side of the other end is provided with the second overlap joint with the first overlap joint mouth (503) cooperation
Mouth (504).
3. a kind of anti-freeze super-durable drag-line as claimed in claim 2, it is characterised in that: first overlap joint mouth (503) and
Second overlap joint mouth (504) is tooth form fit structure.
4. a kind of anti-freeze super-durable drag-line as described in claim 1, it is characterised in that: the Electrothermic wire (4) along
The longitudinal direction of the adhesive tape (5) is presented S-shaped and is disposed to extend.
5. a kind of anti-freeze super-durable drag-line as described in any one of claims 1 to 4, it is characterised in that: the rib
(501) it is two or more, and is parallel to each other between the rib (501), rib (501) cross section is arc-shaped or terraced
One of shape.
6. a kind of anti-freeze super-durable drag-line as described in any one of claims 1 to 4, it is characterised in that: the electricity fever
The outer layer of silk (4) is successively coated with heat sensing layer and copper alloy signal wire.
7. a kind of anti-freeze super-durable drag-line as described in any one of claims 1 to 4, it is characterised in that: the sheath (3)
For high density polyethylene (HDPE) sheath.
8. a kind of anti-freeze super-durable drag-line as described in any one of claims 1 to 4, it is characterised in that: the sheath
(3) it is two layers.
9. a kind of anti-freeze super-durable drag-line as described in any one of claims 1 to 4, it is characterised in that: the strand (1)
For one of steel tendon or steel strand wires.
10. a kind of anti-freeze super-durable drag-line as described in any one of claims 1 to 4, it is characterised in that: the adhesive tape
(5) outer surface is provided with PVF fluorinated film (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447137.4A CN110184918A (en) | 2019-05-27 | 2019-05-27 | A kind of anti-freeze super-durable drag-line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447137.4A CN110184918A (en) | 2019-05-27 | 2019-05-27 | A kind of anti-freeze super-durable drag-line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110184918A true CN110184918A (en) | 2019-08-30 |
Family
ID=67717970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910447137.4A Pending CN110184918A (en) | 2019-05-27 | 2019-05-27 | A kind of anti-freeze super-durable drag-line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110184918A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565520A (en) * | 2019-09-11 | 2019-12-13 | 广东迈诺工业技术有限公司 | Durable closed stay cable for parallel steel wires of bridge |
| CN110904839A (en) * | 2019-12-12 | 2020-03-24 | 江苏法尔胜缆索有限公司 | Fireproof and anti-icing durable cable for cable-stayed bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009063273A1 (en) * | 2007-11-12 | 2009-05-22 | Freyssinet | Method for improving the stability against vibrations of a stay cable. |
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| CN210827107U (en) * | 2019-05-27 | 2020-06-23 | 柳州欧维姆机械股份有限公司 | Anti-icing super-durable inhaul cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110565520A (en) * | 2019-09-11 | 2019-12-13 | 广东迈诺工业技术有限公司 | Durable closed stay cable for parallel steel wires of bridge |
| CN110904839A (en) * | 2019-12-12 | 2020-03-24 | 江苏法尔胜缆索有限公司 | Fireproof and anti-icing durable cable for cable-stayed bridge |
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