CN107732831A - A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar - Google Patents
A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar Download PDFInfo
- Publication number
- CN107732831A CN107732831A CN201710802417.3A CN201710802417A CN107732831A CN 107732831 A CN107732831 A CN 107732831A CN 201710802417 A CN201710802417 A CN 201710802417A CN 107732831 A CN107732831 A CN 107732831A
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- CN
- China
- Prior art keywords
- accommodating chamber
- high voltage
- bird repellent
- mask
- arm type
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
Abstract
A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar, category line protection field.It is in the joint portion of wire and insulator chain, the T-shaped middle mask of setting；In two openends of the T-shaped middle mask along wire direction, a left and right pipette tips cover is set respectively；Between T-shaped middle mask and left and right pipette tips cover, fixed/connected as one by way of grafting or riveting.It in the joint portion of overhead transmission line conductor and level insulation substring by setting defence type to cover protective cover, metal bowl and bare conductor part to insulation arm end carry out insulation masking, and the insulation that designated length is carried out along overhead transmission line direction extends, the electric insulation distance for increasing Bird's Nest between overhead transmission line of powering, produce and be effectively isolated between Bird's Nest and electric conductor, to avoid triggering the earth fault of high voltage supply circuit because birds are nested.It can be widely used for the protection field of the various high pressure overhead power lines using horizontal type insulator chain.
Description
Technical field
The invention belongs to power circuit to protect field, more particularly to a kind of for the anti-of high-voltage transmission overhead line and tower bar
Imperial formula bird repellent shading protective device.
Background technology
I takes charge of the insulator portion of local 35kv shaft towers using the circuit fixed mode of wish-bone arm type, is characterized in that high pressure is exhausted
The head end of edge substring is connected with the cross-arm of circuit tower bar, the wire connection of its end and overhead transmission line；In such a fixation
In pattern, the wire of high-voltage isulation substring (also known as insulation arm) and transmission overhead line in same level, or, bare conductor
It is less than 30 degree with the plane where insulator chain and the angle of horizontal plane, attachment structure in T shape.
This wish-bone arm type attachment structure, is very beneficial to nesting for birds.
I takes charge of area under one's jurisdiction and belonged to " urban settlement " more, and the conductive bodies such as thin wire are often used as by birds when nesting
The material nested.Found according to field investigation, almost inside each birds nest checked, more or less has had been found that building
The presence of iron wire.
The wish-bone arm type structure of tower bar is very beneficial to nesting for birds, and by the observation at scene, birds, which are nested, often selects tower
The cross-arm of bar and insulation arm junction are nested, and some Bird's Nests are larger, can cover whole insulation arm, and contact cable taking portion
Divide, greatly shorten the electric insulation distance of supply line.
In recent years, because rainstorm weather increases, and due to the presence of the electric conductors such as iron wire, birds, which are nested, easily triggers high pressure to supply
The phase of electric line-ground short circuit failure, the safe operation to supply line bring very big hidden danger.
, various deficiencies be present in existing various bird repellent methods：
1st, chemical odor bird repellent：
Active bird repellent is carried out by smell using various bird repellent medicaments, first, the time that drug effect plays a role is shorter, no
Effect on driving birds can be persistently realized, second, the drug effect of bird repellent medicament can be damaged or fail after rainwater invasion and attack；Third, bird repellent medicament needs
Regular replenishment is wanted, adds the workload of line walking staff；And the addition of bird repellent medicament needs ability after supply line's power failure
Carry out, reduce the uptime of existing supply line, influence the effective run time of supply network.
2nd, fan or sound/light mode bird repellent：
Active bird repellent is carried out using forms such as sound, light, shadows, on the one hand needs special power supply to be driven, driving electricity
The functional reliability in source and can effective operating time, constrain the normal work duration of scarer；On the other hand, birds counterweight
Multiple sound, light, shadow signal have certain adaptability, and the sound that repeats, light, shadow signal time has grown its effect on driving birds can weaken
Or reduce；Another further aspect, due to mechanical moving element or electronic circuit in device be present, in external environment out of office, moving component or
The functional reliability of electronic circuitry part is affected, and when serious whole scarer can be caused can not to send sound, light, shadow
Signal, lose effect on driving birds.
Finding a kind of sustainable effectively and do not increase the inspection workload of field personnel, birds can be avoided to nest draw
The problem of method or apparatus of hair high voltage supply line-to-ground fault is anxious to be resolved in live real work.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of single arm type bird repellent applied to high voltage overhead lines tower bar and hidden
Cover cover.It is easy to the position nested by birds on overhead transmission line or tower bar, defence type shading protective device is set, using defence
Formula covers protected mode, on the one hand increases the difficulty that birds are nested, and it is aerial with power supply on the other hand to increase Bird's Nest that may be present
Electric insulation distance between circuit, so as to add the electrical safety distance of supply line, help to prevent high voltage supply line
The generation of road phase-ground short circuit failure.
The technical scheme is that：A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar, institute are provided
The bare conductor of the single armed stated including overhead transmission line and with bare conductor in conplane single insulator chain, it is described it is single absolutely
The head end of edge substring is connected with the cross-arm of high voltage overhead lines tower bar, and the metal bowl of the single insulator chain end is consolidated with bare conductor
Fixed connection；It is characterized in that：
In the joint portion of wire and insulator chain, T-shaped middle mask is set；
In two openends of the T-shaped middle mask along wire direction, a left and right pipette tips cover is set respectively；
The longitudinal direction of the T-shaped middle mask is a reverse U shape hood configuration for carrying cavity, and its top is with opening
The wire accommodating chamber at mouth end, the insulator chain end metal bowl accommodating chamber with openend is provided with the side of wire accommodating chamber；
Below the openend of wire accommodating chamber, the first extension shirt rim is provided with, described first extends the top of shirt rim and wire receiving
The openend of chamber is corresponding to be connected；
The longitudinal direction of the left and right pipette tips cover is a reverse U shape hood configuration for carrying cavity, and its top is with openend
Wire accommodating chamber, be provided with the second extension shirt rim below wire accommodating chamber openend, described second extends the upper of shirt rim
Portion's connection corresponding with the openend of wire accommodating chamber；
Between described T-shaped middle mask and left and right pipette tips cover, fixed/connected by way of grafting or riveting
It is integrated；
Described single arm type bird repellent mask, by being set in the joint portion of overhead transmission line conductor and level insulation substring
Defence type masking protective cover is put, metal bowl and bare conductor part to insulation arm end carry out insulation masking, and along overhead transmission line
Direction carry out designated length insulation extension, increase Bird's Nest and power overhead transmission line between electric insulation distance, Bird's Nest with
Produce and be effectively isolated between electric conductor, to avoid triggering the earth fault of high voltage supply circuit because birds are nested；
Described single arm type bird repellent mask, it can effectively prevent that insulator is rotten due to wet sudden strain of a muscle, pollution flashover, salt fog chemical gas
Lose, artificially touch, phase fault caused by toy or debris are made contact or the power failure caused by ground connection, damage power equipment and
The generation of electric shock accidents.
Specifically, the wire accommodating chamber intersects with the central axis of insulator chain end metal head accommodating chamber.
Or the central axis of the wire accommodating chamber and insulator chain end metal head accommodating chamber is mutually perpendicular to.
The T-shaped middle mask and left and right pipette tips cover of its single arm type bird repellent mask, are used and insulator chain
The electric insulation silicon rubber of the identical component of middle insulator is made.
Further, the T-shaped middle mask of the single arm type bird repellent mask and left and right pipette tips cover, have smooth
Outer surface.
Specifically, the outer surface of the T-shaped middle mask and left and right pipette tips cover, its finish is superior to ▽ 5；
Or the outer surface of the T-shaped middle mask and left and right pipette tips cover, its roughness Ra are less than 25~50 μm.
Insulator chain described in it is laterally set；The angle of plane and horizontal plane where the bare conductor and insulator chain
Less than 30 degree.
Further, extend shirt rim in the T-shaped middle mask first and left and right pipette tips cover second extends shirt rim
Bottom, it is provided with several through holes；In each through hole, a plastic rivet is set.
Further, in the wire accommodating chamber, the openend of insulator chain end metal head accommodating chamber or first,
Two extend the edge of shirt rim, are provided with the shirt rim that blocks water.
For 35kv shaft tower circuits, described designated length is more than 1.28 meters.
Compared with the prior art, it is an advantage of the invention that：
1. the metal bowl of insulation arm end and bare conductor part carried out into insulation masking using hood configuration, and along overhead line
Road direction carry out designated length insulation extension, increase Bird's Nest that may be present and power overhead transmission line between electric insulation away from
From, can produce and be effectively isolated between Bird's Nest and electric conductor, can effectively prevent insulator due to wet sudden strain of a muscle, pollution flashover, salt fog chemistry
Gas attack, artificially touch, phase fault caused by toy or debris are made contact or the power failure caused by ground connection, damage electric power
The generation of equipment and electric shock accidents；
2. using defence type masking protected mode, its hood configuration has smooth outer surface, can increase what birds were nested
Difficulty, the success rate that birds are nested is reduced, has the function that bird repellent and purpose；
3. using defence type insulation masking work pattern, without subsidiary power supply or power set, the effective time is grown, both
The power supply of existing supply line is not influenceed, and does not increase the workload of inspection staff, and line service amount is small, is easy to push away
Wide and application.
Brief description of the drawings
Fig. 1 is the structural representation of scarer of the present invention；
Fig. 2 is the side view outline structural diagram of the T-shaped middle mask of the present invention；
Fig. 3 is that the present invention T-shaped middle mask faces outline structural diagram；
Fig. 4 is the plan shape structural representation of the T-shaped middle mask of the present invention；
Fig. 5 is the side view outline structural diagram of pipette tips cover of the present invention；
Fig. 6 is the main view outline structural diagram of the left and right pipette tips cover of the present invention；
Fig. 7 is the structural representation of plastic rivet of the present invention；
Fig. 8 is the assembly structure diagram of scarer of the present invention.
1 is insulator chain in figure, and 2 be bare conductor, and 3 be T-shaped middle mask, and 3A holds for insulator chain end metal bowl
Receive chamber, 3B is wire accommodating chamber, and 3C is first to extend shirt rim, and 5-1 be right pipette tips cover, and 5-2 is left pipette tips cover, and 5A is wire receiving
Chamber, 5B are the second extension shirt rim, and 6 be the shirt rim that blocks water, and 7 be through hole, and 8A is plastic rivet, and 8B is the butt end of rivet, and 8C is
The tip end of rivet, L are designated length.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
In Fig. 1, technical scheme provides a kind of single arm type bird repellent applied to high voltage overhead lines tower bar and covered
Cover, the bare conductor of described single armed including overhead transmission line and with bare conductor in conplane single insulator chain, it is described
The head end of single insulator chain is connected with the cross-arm of high voltage overhead lines tower bar, the metal bowl of the single insulator chain end with it is naked
Wire is fixedly connected；Insulator chain described in it is laterally set；Plane and horizontal plane where the bare conductor and insulator chain
Angle be less than 30 degree.
Its inventive point is：
In the joint portion of wire 2 and insulator chain 1, T-shaped middle mask 3 is set；
In two openends of the T-shaped middle mask along wire direction, set respectively left and right pipette tips cover 5-1 and
5-2。
Between described T-shaped middle mask and left and right pipette tips cover, fixed/connected by way of grafting or riveting
It is integrated.
The single arm type bird repellent mask of technical solution of the present invention, by overhead transmission line conductor and level insulation substring
Joint portion set defence type to cover protective cover, metal bowl and bare conductor part to insulation arm end carry out insulation masking, and
Along overhead transmission line direction carry out designated length insulation extend, increase Bird's Nest and power overhead transmission line between electric insulation away from
From, produce and be effectively isolated between Bird's Nest and electric conductor, with avoid because birds are nested trigger high voltage supply circuit ground connection therefore
Barrier；
The single arm type bird repellent mask of the technical program, it can effectively prevent insulator due to wet sudden strain of a muscle, pollution flashover, salt fog chemistry
Gas attack, artificially touch, phase fault caused by toy or debris are made contact or the power failure caused by ground connection, damage electric power
The generation of equipment and electric shock accidents.
For Fig. 2 into Fig. 4, the longitudinal direction of the T-shaped middle mask is a reverse U shape hood configuration for carrying cavity, its
Top is the wire accommodating chamber 3B with openend, and the insulator chain end with openend is provided with the side of wire accommodating chamber
Metal bowl accommodating chamber 3A；Below the openend of wire accommodating chamber, the first extension shirt rim 3C is provided with, described first extends shirt rim
Top it is corresponding with the openend of wire accommodating chamber connection；
As seen from the figure, the wire accommodating chamber intersects with the central axis of insulator chain end metal head accommodating chamber.
Or the central axis of the wire accommodating chamber and insulator chain end metal head accommodating chamber is mutually perpendicular to.
Fig. 5 is into Fig. 6, and the longitudinal direction of the left and right pipette tips cover is a reverse U shape hood configuration for carrying cavity, its top
For the wire accommodating chamber 5A with openend, the second extension shirt rim 5B is provided with below wire accommodating chamber openend, it is described
Second extends the top connection corresponding with the openend of wire accommodating chamber of shirt rim.
Understood with reference to shown in Fig. 1, left and right pipette tips, which cover on, belongs to mirror image in structure, for simplicity, not again
The structural representation of left and right pipette tips cover is provided respectively.
As shown in Figure 5, because left and right pipette tips cover has this past Pistol casing of a class in shape, therefore work on the spot is pressed
The custom of personnel is referred to as pipette tips cover.
The characteristics of this part is that top is the wire accommodating chamber with openend, and bottom is the second extension shirt rim, but its
The longitudinal size for extending shirt rim is different.In order to match with the first of T-shaped middle mask the extension shirt rim, wire accommodating chamber
Longitudinal size close to the extension shirt rim of T-shaped middle mask side is larger；Wire accommodating chamber is away from T-shaped middle mask
The longitudinal size of the extension shirt rim of side is smaller, to reduce unnecessary material consumption.
From Fig. 2,3,5, in the extension shirt rim bottom of the T-shaped middle mask and left and right pipette tips cover, it is provided with
Several through holes 7；In each through hole, a plastic rivet 8 is set.
It is apparent that each extension shirt rim in the technical program is actually double-disk structure, it is by two plate shape phases
Same monolithic extends what shirt rim was formed, and the upper end that this two panels extends shirt rim is last with each wire accommodating chamber or insulator chain respectively
Two ends of the openend below the metal bowl accommodating chamber of end are connected respectively；In the bottom of each extension shirt rim, it is provided with and passes through
Perforation, by plastic rivet, the bottom rivet clasp for the extension shirt rim that two panels is correspondingly arranged accommodates with the wire on its top together
Chamber or insulator chain end metal bowl accommodating chamber together, form the insulation hood configuration of a closing.
For the ease of statement, refer to it is each by two panels extend shirt rim form extension shirt rim group when, be reduced to
Certain extends shirt rim, to simplify narration process, those skilled in the art, completely it is apparent that its implication, will not be caused unclear
Or uncertain situation.
Further, the wire accommodating chamber, insulator chain end metal head accommodating chamber or extend shirt rim edge,
It is provided with the shirt rim 6 that blocks water.
Described shirt rim actually shirt rim of the surface with convex-concave structure that block water, passes through the convex-concave structure on its surface, resistance
Only rainwater enter insulation hood configuration inside, its with automobile block water sealing strip in function and structure it is similar.
Actual chance when installing at the scene, overhauled using line outage, on each setting, respectively along in T-shaped
Between at the extension shirt rim lower openings of mask and left and right pipette tips cover, from top to down by T-shaped middle mask and left and right
Pipette tips cover is inserted and covered on bare conductor or insulator chain end metal head, and T-shaped middle mask and left and right pipette tips cover are inserted
It is connected in one；Then corresponding insert of the tip end 8C of plastic rivet 8A shown in Fig. 8 is extended in each through hole 7 of shirt rim, by
In the butt end 8B of plastic rivet presence so that below T-shaped middle mask and left and right pipette tips cover top accommodating chamber
The two panels of openend both sides extends shirt rim and is fixed to be integrated, and T-shaped middle mask and left and right pipette tips cover are connected as
One, whole scene installment work come to an end.
As shown in Figure 8, length is protected along the total length of line direction, as whole device after the assembling of this scarer
Degree, that is, foregoing formulation length L.
For 35kv shaft tower circuits, described designated length L is more than 1.28 meters.
The T-shaped middle mask and left and right pipette tips cover of its single arm type bird repellent mask, are used and insulator chain
The electric insulation silicon rubber of the identical component of middle insulator is made.
Further, the T-shaped middle mask of the single arm type bird repellent mask and left and right pipette tips cover, have smooth
Outer surface.
Specifically, the outer surface of the T-shaped middle mask and left and right pipette tips cover, its finish is superior to ▽ 5；
Or the outer surface of the T-shaped middle mask and left and right pipette tips cover, its roughness Ra are less than 25~50 μm.
The technical program protects the smooth degree of cover outer surface by improving, and reduces the attachment chance of success of foreign body,
The difficulty that increase birds are nested, can reduce the success rate that birds are nested, and then effect and the purpose of bird repellent.
Technical scheme, for the position easily nested on ultra-high-tension power transmission line by birds, insertable is set
Bell-type insulate cover structure, and metal bowl and bare conductor part to insulation arm end carry out insulation masking, and along overhead transmission line direction
Carry out designated length insulation extension, increase Bird's Nest and power overhead transmission line between electric insulation distance, can Bird's Nest with
Produce and be effectively isolated between electric conductor.
Technical scheme, insulated using defence type and cover protected mode, on the one hand increase the difficulty that birds are nested,
On the other hand the electric insulation distance for increasing Bird's Nest that may be present between overhead transmission line of powering, so as to add supply line
Electrical safety distance, help to prevent the generation of high voltage supply circuit phase-ground short circuit failure.
Using the defence type insulation masking work pattern of the technical program, without subsidiary power supply or power set, effective work
Make long lifespan；The power supply of existing supply line is neither influenceed, and does not increase the workload of inspection staff, line service
Measure small, be easy to be extended and applied.
It the method can be widely used in the protection field of the various high pressure overhead power lines using horizontal type insulator chain.
Claims (10)
1. a kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar, described single armed includes overhead transmission line
Bare conductor and with bare conductor in conplane single insulator chain, head end and the high voltage overhead transmission tower of the single insulator chain
The cross-arm connection of bar, the metal bowl of the single insulator chain end are fixedly connected with bare conductor；It is characterized in that：
In the joint portion of wire and insulator chain, T-shaped middle mask is set；
In two openends of the T-shaped middle mask along wire direction, a left and right pipette tips cover is set respectively；
The longitudinal direction of the T-shaped middle mask is a reverse U shape hood configuration for carrying cavity, and its top is with openend
Wire accommodating chamber, the side of wire accommodating chamber be provided with openend insulator chain end metal bowl accommodating chamber；Leading
Below the openend of line accommodating chamber, the first extension shirt rim is provided with, described first extends the top of shirt rim and wire accommodating chamber
Openend is corresponding to be connected；
The longitudinal direction of the left and right pipette tips cover is a reverse U shape hood configuration for carrying cavity, and its top is leading with openend
Line accommodating chamber, is provided with the second extension shirt rim below wire accommodating chamber openend, described second extend the top of shirt rim with
The openend of wire accommodating chamber is corresponding to be connected；
Between described T-shaped middle mask and left and right pipette tips cover, fixed by way of grafting or riveting/it is connected as one
Body.
Described single arm type bird repellent mask, it is anti-by being set in the joint portion of overhead transmission line conductor and level insulation substring
Imperial formula masking protective cover, metal bowl and bare conductor part to insulation arm end carry out insulation masking, and along overhead transmission line direction
The insulation extension of progress designated length, the electric insulation distance for increasing Bird's Nest between overhead transmission line of powering, in Bird's Nest and conduction
Produce and be effectively isolated between body, to avoid triggering the earth fault of high voltage supply circuit because birds are nested.
Described single arm type bird repellent mask, can effectively prevent insulator due to wet sudden strain of a muscle, pollution flashover, salt fog chemical atmospheres corrosion,
Artificially touch, phase fault caused by toy or debris are made contact or the power failure caused by ground connection, damage power equipment and touch
The generation of electrification.
2. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that described
Wire accommodating chamber intersects with the central axis of insulator chain end metal head accommodating chamber.
3. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that described
The central axis of wire accommodating chamber and insulator chain end metal head accommodating chamber is mutually perpendicular to.
4. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that described
The T-shaped middle mask and left and right pipette tips cover of single arm type bird repellent mask, use identical with insulator in insulator chain group
The electric insulation silicon rubber of part is made.
5. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that described
The T-shaped middle mask and left and right pipette tips cover of single arm type bird repellent mask, have smooth outer surface.
6. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 5, it is characterized in that the T
The outer surface of mask and left and right pipette tips cover among font, its finish are superior to ▽ 5；Or the T-shaped middle screening
The outer surface of cover and left and right pipette tips cover is covered, its roughness Ra is less than 25~50 μm.
7. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that described
Insulator chain laterally set；The angle of plane and horizontal plane where the bare conductor and insulator chain is less than 30 degree.
8. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that in institute
The bottom that T-shaped middle mask first extends shirt rim and left and right pipette tips cover second extends shirt rim is stated, is provided with several run through
Hole；In each through hole, a plastic rivet is set.
9. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that in institute
The edge of wire accommodating chamber, the openend of insulator chain end metal head accommodating chamber or first, second extension shirt rim is stated, is provided with
Block water shirt rim.
10. according to the single arm type bird repellent mask applied to high voltage overhead lines tower bar described in claim 1, it is characterized in that for
35kv shaft tower circuits, described designated length are more than 1.28 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802417.3A CN107732831A (en) | 2017-09-07 | 2017-09-07 | A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802417.3A CN107732831A (en) | 2017-09-07 | 2017-09-07 | A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107732831A true CN107732831A (en) | 2018-02-23 |
Family
ID=61205903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710802417.3A Pending CN107732831A (en) | 2017-09-07 | 2017-09-07 | A kind of single arm type bird repellent mask applied to high voltage overhead lines tower bar |
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| Country | Link |
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| CN (1) | CN107732831A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3876246A1 (en) * | 2020-03-03 | 2021-09-08 | AXPO Grid AG | Mast arm with bird protection profile |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110192627A1 (en) * | 2010-02-05 | 2011-08-11 | Cantega Technologies Inc. | Apparatus and method for protecting a component of an electrical power transmission system |
| CN202653073U (en) * | 2012-06-19 | 2013-01-09 | 浙江金恒力新技术开发有限公司 | Anti-bird device of high-voltage transmission line |
| CN205753299U (en) * | 2016-06-27 | 2016-11-30 | 上海长沪线缆附件有限公司 | A kind of seal of wire |
-
2017
- 2017-09-07 CN CN201710802417.3A patent/CN107732831A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110192627A1 (en) * | 2010-02-05 | 2011-08-11 | Cantega Technologies Inc. | Apparatus and method for protecting a component of an electrical power transmission system |
| CN202653073U (en) * | 2012-06-19 | 2013-01-09 | 浙江金恒力新技术开发有限公司 | Anti-bird device of high-voltage transmission line |
| CN205753299U (en) * | 2016-06-27 | 2016-11-30 | 上海长沪线缆附件有限公司 | A kind of seal of wire |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3876246A1 (en) * | 2020-03-03 | 2021-09-08 | AXPO Grid AG | Mast arm with bird protection profile |
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