CN109524936A - It is a kind of for communicating the cable self-detaching device in overhead transmission line - Google Patents

It is a kind of for communicating the cable self-detaching device in overhead transmission line Download PDF

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Publication number
CN109524936A
CN109524936A CN201910002996.2A CN201910002996A CN109524936A CN 109524936 A CN109524936 A CN 109524936A CN 201910002996 A CN201910002996 A CN 201910002996A CN 109524936 A CN109524936 A CN 109524936A
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CN
China
Prior art keywords
cable
frame
bottom plate
transmission line
overhead transmission
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910002996.2A
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Chinese (zh)
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CN109524936B (en
Inventor
张正初
李枢
陈斌
朱延敏
黄伟安
李春运
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GUANGDONG SOUTHERN TELECOM PLANNING CONSULTING AND DESIGN INSTITUTE Co Ltd
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GUANGDONG SOUTHERN TELECOM PLANNING CONSULTING AND DESIGN INSTITUTE Co Ltd
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Priority to CN201910002996.2A priority Critical patent/CN109524936B/en
Publication of CN109524936A publication Critical patent/CN109524936A/en
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Publication of CN109524936B publication Critical patent/CN109524936B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/18Devices affording mechanical protection in the event of breakage of a line or cable, e.g. net for catching broken lines

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  • Suspension Of Electric Lines Or Cables (AREA)

Abstract

The present invention provides a kind of for communicating the cable self-detaching device in overhead transmission line, the cable self-detaching device specifically includes that frame body and frame set and mating associate member cable supporting plate, wherein, the frame body, which includes at least, frame body bottom plate, 2 hollow cylinders, the two sides of the frame body bottom plate are fixed with hollow cylinder, and hollow cylinder extends downwardly;The frame set, which includes at least, has frame to cover bottom plate, 2 hollow column sleeves, and the hollow column sleeve back side is fixed with frame set bottom plate, and the hollow column sleeve can be plugged together with hollow cylinder;The cable supporting plate is to be mounted in overhead transmission line the device on Hoop for electric pole with frame set together different Kong Tongshuan, it is using hook-shaped plate body.When natural calamity occurs, the present invention is efficiently separated by frame body in cable autospasy frame and frame set, is realized the self-protection of cable, is avoided cable from being tightened up and snap, have the effect of self-protection, has ensured the safety for communicating cable in overhead transmission line.

Description

It is a kind of for communicating the cable self-detaching device in overhead transmission line
Technical field
The present invention relates to communication overhead transmission line engineering construction fields, more particularly to the protective device of overhead transmission line.
Background technique
With the upgrading and transformation of Communication in China network, Communication in China infrastructure construction is more accelerated.But in China The natural calamity natural calamities such as area, especially earthquake, mud-rock flow, flood that take place frequently take place frequently a little, and communication accident constantly occurs, such as logical The electric pole fracture of letter overhead transmission line, pole line inclination are destroyed by rush of water etc., and communication cable is caused partly or entirely to interrupt.These accidents It not only causes damages to communication user and communication property right unit, while also result in the reconstruction after communications network calamity and safeguards tired It is difficult.
In order to reduce communication accident incidence and prevent the generation of such accident, as shown in Figure 1, may usually send out at present Raw disaster or disaster are taken place frequently the bar base that aerial pole line is reinforced using a building scheme for fender pier (barnacle or plain concrete) 002, with This is used to protect overhead transmission line electric pole 001.Usual fender pier 002 is cylinder, and overhead transmission line electric pole 001 is fixed on fender pier 002 Centre.
It, can firm aerial pole line to a certain extent although such solution relative cost is relatively low, construction is simple Bar base, but its power that is hit is weak, carrying and compression capability are limited, in powerful natural calamity (earthquake, mud-rock flow, flood Deng) arrive when easily wave, easy avalanche, easily destroyed by rush of water, cannot prevent and be effectively protected communication overhead transmission line to the maximum extent Safety.
As patent application 201611045710.1 discloses a kind of bridge pier protection structure and its construction method.The bridge pier is protected Protection structure, including bridge pier body and bridge pier protective layer;Connection bolt is provided on the inner sidewall of bridge pier protective layer;Bridge pier protective layer is logical The connection bolt is crossed to be fixed on the lateral wall of bridge pier body;The connection bolt insertion is arranged in bridge pier body.This hair The outside that the protective case of the bright bridge pier protection structure is wrapped in bridge pier thoroughly completely cuts off using the high barrier property energy of protective case Contact of the water with concrete pier to inhibit the corrosion for internal reinforcing bar and concrete effectively protects bridge pier, Prolong the service life.
However, the patent application still uses cylindrical fender pier, have the weak power that is hit, carrying and compression capability limited Defect.Simultaneously as electric pole is fixed in fender pier, when natural calamity occurs, communicate cable in overhead transmission line by To the constraint of electric pole, lacks enough elastic telescopic spaces, be easy to the electric pole that destroys by rush of water under the action of external impact force, snap cable Line, to generate communication line failure.Although fender pier solution can make somebody a mere figurehead the bar base of pole line by reinforcing to a certain extent Protect overhead transmission line, but it in addition to the power that is hit is weak, carrying and compression capability it is limited other than, it also suffers from region, geography The limitation or influence of the factors such as environment, geological state, weather conditions and variation cause that natural calamity or calamity may occur at some Evil takes place frequently and a little effectively cannot be implemented or be applied, and with being unable to multi-scheme thus and is effectively protected and communicates cable in overhead transmission line The safety of line.
Summary of the invention
Based on this, the purpose of the present invention is to provide a kind of for communicating the cable self-detaching device in overhead transmission line, the cable Line self-detaching device is installed on electric pole, is the autospasy function using cable autospasy frame, in natural calamity (earthquake, mud-rock flow, flood Deng) moment that electric pole punching (damage) is ruined in overhead transmission line will be communicated, function is efficiently separated by what the frame body and frame of cable autospasy frame covered Can, the self-protection of cable is realized, to ensure the safety of cable in communication overhead transmission line.
It is another object of the present invention to provide a kind of for communicating the cable self-detaching device in overhead transmission line, the cable Self-detaching device is installed on Hoop for electric pole by the frame body of the installation cable autospasy frame on the messenger wire clamp in communication overhead transmission line The electric pole communicated in overhead transmission line is rushed the wink that (damage) is ruined when natural calamity occurs by the frame set and cable supporting plate of cable autospasy frame Between, by efficiently separating for frame body in cable autospasy frame and frame set, realize the self-protection of cable.
It is yet a further object of the present invention to provide a kind of for communicating the cable self-detaching device in overhead transmission line, the cable Self-detaching device have be simple to manufacture, be at low cost, construction and installation convenience, uninterrupted communication, protectiveness are good, high reliablity, easily popularization With application etc. characteristics.
It has been found that the cable communicated in overhead transmission line is fixed on electric pole, electric pole when natural calamity occurs It is then to be fixed in fender pier, when fender pier is by destroying, electric pole can tighten cable first, if having exceeded the field of load of cable, Then cable can snap, to generate communication line failure, in fact, cable itself is that have certain telescopic resilience, cast aside electricity The influence of bar can greatly improve the autoprotection performance of cable, avoid its damage.
The purpose of the present invention is be achieved through the following technical solutions as a result,.
It is a kind of for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the cable self-detaching device mainly wraps It includes: frame body and frame set and mating associate member cable supporting plate, wherein
The frame body is mounted in the device of messenger wire clamp in overhead transmission line, including at least having frame body bottom plate, 2 open tubular columns The two sides of body, the frame body bottom plate are fixed with hollow cylinder, and hollow cylinder extends downwardly;
The frame set is mounted in overhead transmission line the device on Hoop for electric pole, including at least have frame set bottom plate, 2 it is hollow Column sleeve, the hollow column sleeve back side are fixed with frame set bottom plate, and the hollow column sleeve can be plugged together with hollow cylinder;
The cable supporting plate is to be mounted in overhead transmission line the device on Hoop for electric pole with frame set together different Kong Tongshuan, It is using hook-shaped plate body.
The cable self-detaching device passes through the effective of frame body in cable autospasy frame and frame set when natural calamity occurs Separation, realizes the self-protection of cable, avoids cable from being tightened up and snap, have the effect of self-protection, has ensured that communication is aerial The safety of cable in route.
The frame body, frame body bottom plate top are convex center, and the convex center is provided with messenger wire clamp fixation hole, under Portion middle position is provided with round concave bottom;The two sides of frame body bottom plate are fixed with 2 hollow cylinders, 2 hollow cylinder equal lengths, on Portion is fixed together with frame body bottom plate;
Further, the frame body further includes having cylinder to seal strong board, and the cylinder sealing strong board is arranged in open tubular column At the top of body, and cylinder sealing strong board two sides match with hollow cylinder top shape, seal in concentric semicircles and reliably solid Calmly, rear straight line side matches with frame body bottom plate, and leading flank is round concave shape structure, and the cylinder sealing strong board can not only incite somebody to action The top of hollow cylinder is closed, while also having the function of strengthening 2 hollow cylinders of support and connection.
Further, the frame body further includes having cylinder bulge loop, and there are two the cylinder bulge loop tools, is set in 2 skies The top of stem body is simultaneously securely fixed together with hollow cylinder, and the cylinder bulge loop is to limit open tubular column set.
The frame set is mounted in overhead transmission line the device on Hoop for electric pole, and it is boss top that frame, which covers bottom plate top center, Circle concave bottom among the boss top and frame body bottom plate lower part matches, to guide hollow cylinder that can be successfully inserted at open tubular column In set;The middle and upper part central location of frame set bottom plate is provided with Hoop for electric pole fixation hole, to be fixed with Hoop for electric pole;2 skies Stem set equal length and full section length cover bottom plate with frame and match.
Further, the frame set further includes having 1 piece of column sleeve sealing strong board, and column sleeve seals strong board two sides and hollow column sleeve Bottom shape matches and concentric semicircles are sealed and are fixed together, and rear straight line side merges with frame set bottom plate kissing covers bottom with frame Plate is fixed together, and leading flank is round concave shape structure.By column sleeve seal strong board, can not only by the bottom end of hollow column sleeve into Row closing, while also having the function of strengthening 2 hollow column sleeves of support and connection.
Further, the frame set further includes having column sleeve to reinforce frid, and the column sleeve reinforces the setting of frid center upper portion position There is anchor ear fixation hole, the anchor ear fixation hole is identical as the frame set Hoop for electric pole fixation hole of bottom plate and coincides together, the column The two sides that set reinforces frid have the frid leg being bent to form, and the frid leg is fixed together with 2 hollow column sleeves, described The plate face that column sleeve reinforces frid is matched and is reliably fixed with frame set bottom plate.
The cable supporting plate is the mating associate member of cable self-detaching device, is same with the frame of cable autospasy frame set together different hole Bolt is mounted in overhead transmission line the device on Hoop for electric pole, and shape is hook-shaped plate body, and one end, which is formed, hooks point, hooks and has on point There is supporting plate Hoop for electric pole fixation hole, formed to hook after other end bending and be pushed up, hooks top nature and extend to form hook tail, the hook top to hook tail The distance between >=300 millimeters.
Further, the messenger wire clamp fixation hole on the cable autospasy frame frame body bottom plate mutually merges with the mesoporous of messenger wire clamp It is bolted, causes the frame body and existing messenger wire clamp and messenger wire (steel strand wires) Yu Yiti of cable self-detaching device;Cable is certainly Hoop for electric pole fixation hole and the mesoporous phase merga pass anchor ear bolt of Hoop for electric pole on the frame set bottom plate of de- device are fixed, and are caused The frame set and Hoop for electric pole and electric pole of cable self-detaching device are fixed together.Certainly to installation cable on need cable electric pole to be protected After de- device, the wink that electric pole punching (damage) is ruined in overhead transmission line will be communicated when natural calamity (earthquake, mud-rock flow, flood etc.) occurs Between, messenger wire is using its tension drive messenger wire clamp, the frame body of cable self-detaching device and the cable laid (along cable supporting plate It is detached from above) and is rushed the electric pole that (damage) is ruined, autospasy is realized, to realize the self-protection of cable.
The present invention by communication overhead transmission line in messenger wire clamp on install cable autospasy frame frame body, in Hoop for electric pole The frame set and cable supporting plate of upper installation cable autospasy frame will communicate electric pole punching/damage in overhead transmission line when natural calamity occurs Moment the self-protection of cable is realized, to have to new by efficiently separating for frame body in cable autospasy frame and frame set Build or original communication overhead transmission line in cable, may especially occur natural calamity or communication cable implementation that disaster takes place frequently a little The effect of self-protection ensures the safety of cable in communication overhead transmission line.
And the present invention have be simple to manufacture, be at low cost, construction and installation convenience, uninterrupted communication, protectiveness are good, reliability The characteristics such as high, easy promotion and application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the fender pier that the prior art is realized.
Fig. 2 is the structural schematic diagram of the realized frame body of the present invention.
Fig. 3 is the structural schematic diagram of the realized frame set of the present invention.
Fig. 4 is the structural schematic diagram of the realized cable autospasy frame of the present invention.
Fig. 5 is the structural schematic diagram of the realized cable supporting plate of the present invention.
Fig. 6 is the scheme of installation of the realized cable autospasy frame of the present invention.
Fig. 7 is the scheme of installation of the realized cable supporting plate of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and example, to this Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not For limiting the present invention.
As shown in Figure 2-5, the cable self-detaching device that the present invention is realized is cable autospasy frame 103, present invention application cable Autospasy frame 103 realizes the self-protection to cable in communication overhead transmission line are as follows: production cable autospasy frame 103 and mating associate member cable Line supporting plate 104 is simultaneously mounted in communication overhead transmission line on corresponding electric pole.That is: the frame body 101 of cable autospasy frame is made;Make cable The frame set 102 of line autospasy frame;About 102 frame body 101 and the frame set of cable autospasy frame plugs together composition cable autospasy frame 103;Production The mating associate member cable supporting plate 104 of cable autospasy frame;Cable autospasy frame 103 is mounted on the messenger wire clamp and electric pole of overhead transmission line 105 on anchor ear;The frame of mating associate member cable supporting plate 104 and cable autospasy frame covers 102 different Kong Tongshuan and is mounted in overhead transmission line On the anchor ear of electric pole, scheme completes 106.
Each step will be described in detail respectively below.
Fig. 2 shows the stereoscopic schematic diagrams of frame body 101 of the present invention.
Step 101: the frame body of cable autospasy frame is mounted in overhead transmission line the device on messenger wire clamp, frame body bottom plate 01 It selects with a thickness of 5 millimeters of cold-rolled steel sheets processing, the messenger wire clamp fixation hole 05 that 15 millimeters of drill straight diameter of top convex center, in lower part Between be round concave bottom 06;2 hollow cylinders 02 select the processing of DN15 seamless steel pipe, and 2 equal lengths are 110 millimeters, top 30 It is harmonious at millimeter with frame body bottom plate 01 and reliably welds;Cylinder seals strong board 03 and selects 2.2 millimeters of cold-rolled steel sheet processing of thickness, It is harmonious at the top of two sides and hollow cylinder 02 and concentric semicircles is sealed and reliably welded, rear straight line side merges with 01 phase of frame body bottom plate Reliable welding, leading flank are round concave shape 06;Cylinder bulge loop 04 selects 2.2 millimeters of cold-rolled steel sheet processing of thickness, is set in 2 It is reliably welded at 30 millimeters of the top of hollow cylinder 02 and with it.
Fig. 3 shows the stereoscopic schematic diagram of frame set 102 of the present invention.
Step 102: the frame set of cable autospasy frame is mounted in overhead transmission line the device on Hoop for electric pole, and frame covers bottom plate 07 Select and processed with a thickness of 5 millimeters of cold-rolled steel sheets, be among top boss top 11 and with the circle concave bottom among 01 lower part of frame body bottom plate 06 is harmonious, the Hoop for electric pole fixation hole 12 of 15 millimeters of center upper portion drill straight diameter;2 hollow column sleeves 08 select DN20 seamless steel pipe to add Work, 2 equal lengths are 90 millimeters and full section length covers 07 phase of bottom plate with frame and merges reliable welding;Column sleeve seals strong board 09 and selects It being processed with a thickness of 2.2 millimeters of cold-rolled steel sheets, two sides are harmonious with hollow 08 bottom of column sleeve and concentric semicircles are sealed and reliably welded, Straight line side merges reliable welding with frame set 07 phase of bottom plate afterwards, and leading flank is round concave shape;Column sleeve reinforce frid 10 select with a thickness of 2.2 millimeters of cold-rolled steel sheet processing, the Hoop for electric pole fixation hole 12 of 15 millimeters of center upper portion drill straight diameter and the electricity with frame set bottom plate 07 Pole anchor ear fixation hole is identical and coincides together, and two sides (frid leg) merges reliable welding with 2 hollow 08 phases of column sleeve respectively, Plate face (frid waist) and frame set bottom plate 07 are harmonious and two sides reliable welding respectively up and down.
Fig. 4 shows 103 overall schematic of cable autospasy frame of the present invention.
Step 103: the frame body 101 of cable autospasy frame is inserted from above into 2 in frame set 102 by 2 hollow cylinders 02 In the hollow column sleeve 08 of root, that is, it is combined into cable autospasy frame 103;
Fig. 5 shows the stereoscopic schematic diagram of cable supporting plate 104 of the present invention.
Step 104: cable supporting plate 104 is the mating associate member of cable autospasy frame 103, is the frame set with cable autospasy frame 102 together different Kong Tongshuan be mounted in overhead transmission line the device on Hoop for electric pole, it with a thickness of 2.2 millimeters of cold-rolled steel sheets using adding Work, width are 45 millimeters, and shape is hook-shaped plate body.15 millimeters of drill straight diameter at point 13 of Hoop for electric pole fixation hole 16 is hooked, is hooked Top 14 is to hooking the distance between tail 15 >=300 millimeters.
Fig. 6 shows the floor map of the installation 105 of cable autospasy frame of the present invention.
Step 105: taking place frequently a little in proposed or original possible generation disaster (earthquake, mud-rock flow, flood etc.) or disaster It communicates on overhead transmission line, by cable autospasy frame 103 backwards to the direction of electric pole and flood or mud-rock flow, being mounted on needs cable to be protected On the electric pole 17 of line.Messenger wire clamp fixation hole 05 on cable autospasy frame frame body bottom plate 01 mutually merges with the mesoporous of messenger wire clamp 18 It is fixed by bolt 19, cause cable autospasy frame frame body 101 and messenger wire clamp 18 and messenger wire (steel strand wires) 20 in one;Cable is certainly Hoop for electric pole fixation hole 12 and the mesoporous phase merga pass anchor ear bolt 22 of Hoop for electric pole 21 on de- frame frame set bottom plate 07 is quasi- solid It is fixed (temporarily fixed), cause cable autospasy frame frame set 102 and Hoop for electric pole 21 and electric pole 17 in one.
Fig. 7 shows the floor map of the installation 106 of cable supporting plate of the present invention.
Step 106:, will be in cable supporting plate 104 after cable autospasy frame 103 is installed on need cable electric pole 17 to be protected Hoop for electric pole fixation hole 12 on mesoporous and cable autospasy frame frame the set bottom plate 07 of Hoop for electric pole fixation hole 16 and Hoop for electric pole 21 The different Kong Tongshuan of three's phase merga pass anchor ear bolt 22 is fixed, and cable supporting plate 104 and cable autospasy frame frame is caused to cover 102 and electric pole Anchor ear 21 and electric pole 17 are in one;To prevent laid cable 23 quilt when cable autospasy frame frame body 101 is separated with frame set 102 Frame covers 102 scraping collisions (scratch or scrape and is disconnected), and the expansion loop laying (put down and set) of communication cable 23 is on cable supporting plate 104.When occur from Right disaster (earthquake, mud-rock flow, flood etc.) will communicate the moment that electric pole punching (damage) is ruined in overhead transmission line, and messenger wire 20 utilizes its Power drives messenger wire clamp 18, the frame body 101 of cable autospasy frame and the cable 23 (above cable supporting plate 104) that is laid to be detached from The electric pole 17 that (damage) is ruined is rushed, realizes autospasy.
In order to improve the reliability of cable autospasy frame 103 and cable supporting plate 104 and prolong its service life, all pads (place) has to comply with welding quality standard, while also integrally to carry out cold galvanizing preservative treatment to them;When installing and using, need To inject suitable machine butter in the inner cavity of the hollow column sleeve 08 of 2 hollow cylinders 02 and 2 piece wherein, with play lubrication and The effect of antirust, to guarantee that frame body 101 and frame set 102 will communicate frame in generation natural calamity (earthquake, mud-rock flow, flood etc.) The moment that electric pole punching (damage) is ruined in ceases to be busy road, energy reliable separation realize the self-protection of cable.
The present invention has to the cable in newly-built or original communication overhead transmission line as a result, and nature calamity may especially occur Evil (earthquake, mud-rock flow, flood etc.) or disaster take place frequently communication cable a little implementation self-protection.It is by communication overhead line The frame body that cable autospasy frame is installed on messenger wire clamp in road installs the frame set and cable support of cable autospasy frame on Hoop for electric pole The electric pole communicated in overhead transmission line is rushed the moment that (damage) is ruined when natural calamity (earthquake, mud-rock flow, flood etc.) occurs, led to by plate Efficiently separating for frame body and the frame set crossed in cable autospasy frame, realizes the self-protection of cable, to ensure communication overhead transmission line The safety of middle cable.The embodiment have be simple to manufacture, be at low cost, construction and installation convenience, uninterrupted communication, protectiveness are good, can The characteristics such as high, easy promotion and application by property.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (9)

1. a kind of for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the cable self-detaching device mainly wraps It includes: frame body and frame set and mating associate member cable supporting plate, wherein
The frame body is mounted in the device of messenger wire clamp in overhead transmission line, including at least having frame body bottom plate, 2 hollow cylinders, The two sides of the frame body bottom plate are fixed with hollow cylinder, and hollow cylinder extends downwardly;
The frame set is mounted in overhead transmission line the device on Hoop for electric pole, including at least have frame cover bottom plate, 2 open tubular columns Set, the hollow column sleeve back side are fixed with frame set bottom plate, and the hollow column sleeve can be plugged together with hollow cylinder;
The cable supporting plate is to be mounted in overhead transmission line the device on Hoop for electric pole with frame set together different Kong Tongshuan, it is Using hook-shaped plate body.
2. as described in claim 1 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the frame body, Frame body bottom plate top is convex center, and the convex center is provided with messenger wire clamp fixation hole, and lower middle position is provided with circle Concave bottom;The two sides of frame body bottom plate are fixed with 2 hollow cylinders, and 2 hollow cylinder equal lengths, top is fixed on frame body bottom plate Together.
3. as claimed in claim 2 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the frame body is also It include cylinder sealing strong board, the cylinder sealing strong board is arranged at the top of hollow cylinder, and cylinder seals strong board two Side matches with hollow cylinder top shape, seals and is reliably fixed in concentric semicircles;The rear straight line of cylinder sealing strong board Side matches with frame body bottom plate, and leading flank is round concave shape structure.
4. as claimed in claim 3 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the frame body is also Include cylinder bulge loop, there are two cylinder bulge loop tools, be set in 2 hollow cylinders top and can with hollow cylinder It is fixed together by ground, the cylinder bulge loop is to limit open tubular column set.
5. as described in claim 1 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the frame set is The device being mounted in overhead transmission line on Hoop for electric pole, it is boss top, the boss top and frame body bottom that frame, which covers bottom plate top center, Circle concave bottom among plate lower part matches;The middle and upper part center position of frame set bottom plate is provided with Hoop for electric pole fixation hole, 2 open tubular columns Set equal length and full section length cover bottom plate with frame and match.
6. as claimed in claim 5 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the frame set is also It include 1 piece of column sleeve sealing strong board, column sleeve sealing strong board two sides match with hollow column sleeve bottom shape and concentric semicircles It seals and is fixed together, rear straight line side merges with frame set bottom plate kissing to be fixed together with frame set bottom plate, and leading flank is circle Concave structure.
7. as claimed in claim 6 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the frame set is also It include that column sleeve reinforces frid, the column sleeve reinforces frid center upper portion position and is provided with anchor ear fixation hole, and the anchor ear is fixed Hole is identical as the frame set Hoop for electric pole fixation hole of bottom plate and coincides together, and the two sides that the column sleeve reinforces frid have bending The frid leg of formation, the frid leg are fixed together with 2 hollow column sleeves, and the column sleeve reinforces the plate face of frid and frame covers bottom Plate is matched and is reliably fixed.
8. as described in claim 1 for communicating the cable self-detaching device in overhead transmission line, it is characterised in that the cable support Plate, shape are hook-shaped plate body, and one end, which is formed, hooks point, and hooking has supporting plate Hoop for electric pole fixation hole on point, other end bending It is formed to hook afterwards and be pushed up, hooked top nature and extend to form hook tail, the distance between described hook top to hook tail >=300 millimeters.
9. being used to communicate the cable self-detaching device in overhead transmission line as described in claim 2 and 5, it is characterised in that the cable Messenger wire clamp fixation hole on autospasy frame frame body bottom plate mutually merges with the mesoporous of messenger wire clamp to be bolted, cable autospasy dress Set frame set bottom plate on Hoop for electric pole fixation hole and the mesoporous phase merga pass anchor ear bolt of Hoop for electric pole fix.
CN201910002996.2A 2019-01-02 2019-01-02 Cable self-releasing device for communication overhead line Active CN109524936B (en)

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