CN208934512U - A kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped - Google Patents
A kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped Download PDFInfo
- Publication number
- CN208934512U CN208934512U CN201821631528.9U CN201821631528U CN208934512U CN 208934512 U CN208934512 U CN 208934512U CN 201821631528 U CN201821631528 U CN 201821631528U CN 208934512 U CN208934512 U CN 208934512U
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- China
- Prior art keywords
- arm
- shaped
- wall
- cross
- insulation
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- 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.)
- Expired - Fee Related
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 45
- 241000607479 Yersinia pestis Species 0.000 title claims abstract description 19
- 239000002253 acid Substances 0.000 title claims abstract description 18
- 239000012212 insulator Substances 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 208000025274 Lightning injury Diseases 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 5
- 229920000642 polymer Polymers 0.000 abstract description 5
- 244000080575 Oxalis tetraphylla Species 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 229920006387 Vinylite Polymers 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 241000219357 Cactaceae Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000001617 migratory effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- Catching Or Destruction (AREA)
Abstract
The utility model discloses a kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped, including electric pole, U-shaped anchor ear is socketed with above the outer wall of the electric pole, the outer wall right end clearance fit of the U-shaped anchor ear has U-shaped cross-arm to insulate, the internal clearance of the U-shaped cross-arm insulation is combined with vertical bar, the outer wall end of the vertical bar offers the second screw thread, and the outer wall thread of second screw thread is connected with the second nut, is connected with support insulator at the top of vertical bar.The anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of the U-shaped, it is readily transported and installs, and polymer composite high temperature resistant, acid and alkali-resistance, it will not get rusty, not be afraid of burn into service life and be no less than 25 years, it can effectively prevent the hair of filthy route, lightning stroke, icing flashover, bird can not stand on cross-arm, so that it may avoid bird from doing nest in cross-arm, rest on cross-arm, effectively can reduce bird pest and cause the generation of trip accident.
Description
Technical field
The utility model relates to technical field of electric power, specially a kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped.
Background technique
Spring is the bird pest multiple phase, and the ground short circuit accident as caused by bird pest happens occasionally, and causes power outage, especially
It is the ground of nesting that the arrester being arranged on transmission tower becomes more and more birds, it is reported that some migratory birds, which can also hold in the mouth, carrys out metal
Silk is nested, it is easy to cause conductive accident, and traditional iron cross arm is using angle steel as substrate, external zinc-plated processing, external zinc layers are easy
It falls off, poor corrosion resistance, especially present atmosphere pollution is serious, and acid rain is serious, accelerates the corrosion of iron cross arm, and reducing cross-arm makes
With the service life, periodic maintenance is needed in coastal iron cross arm, makees antirust treatment, in addition, its material density is big, weight is big, is not easy to pacify
Dress, iron cross arm need to handle by hot galvanizing during processing, cause very big pollution to environment, iron cross arm belongs to the good of electricity
The problems such as when conductor, lightning stroke or switching overvoltage occur, Yi Yinqi route is filthy, lightning stroke, icing flashover causes line tripping.
Utility model content
The purpose of this utility model is to provide a kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped, on solving
State the problem of proposing in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of anti-bird pest acid and alkali-resistance overhead line of U-shaped
Cross-arm insulation, including electric pole are socketed with U-shaped anchor ear above the outer wall of the electric pole, between the outer wall right end of the U-shaped anchor ear
Gap is combined with U-shaped cross-arm insulation, and the outer wall end of the U-shaped anchor ear offers the first screw thread, the outer wall spiral shell of first screw thread
Line is connected with the first nut, and the right side that the left side of first nut is insulated with U-shaped cross-arm fits, the U-shaped cross-arm insulation
Internal clearance be combined with vertical bar, the outer wall end of the vertical bar offers the second screw thread, the outer wall thread of second screw thread
It is connected with the second nut, support insulator is connected at the top of vertical bar, the left side gluing of the U-shaped cross-arm insulation has brandreth, institute
The screw top for stating brandreth is connected with threaded rod, is connected with steel needle at the top of the threaded rod.
Preferably, the bottom of the brandreth offers opening, is connected with first support on the right side of the inner wall of the opening, described
The bottom of first support is rotatably connected to eccentric wheel by the first pin shaft, and the outer wall right side opening of the eccentric wheel is equipped with multiple recessed
Slot, the inside of the groove are connected with strut, and the top of the strut is rotatably connected to second support by the second pin shaft, described
Second support is fixed together with brandreth, and riser is connected at the top of the strut, and the riser is connected by spring with brandreth.
Preferably, the outer wall of the vertical bar is socketed with the first gasket, the top of first gasket, bottom respectively with it is U-shaped
The bottom of cross-arm insulation fits at the top of the second nut.
Preferably, the outer wall of the threaded rod is socketed with the second gasket, and the bottom of second gasket and U-shaped cross-arm insulate
Top fit.
Preferably, the outer wall top left side of the eccentric wheel is connected with rubber pad.
Compared with prior art, the utility model has the beneficial effects that the anti-bird pest acid and alkali-resistance overhead line cross-arm of the U-shaped is exhausted
Edge, selecting the polymer composite of glass fiber impregnated vinylite etc., ethylene group moment U is made in pultrusion at high temperature under high pressure
The insulation of type cross-arm, the small weight of density is small, is only equal length 63 using the ethylene group moment cross-arm of U-shaped structure its weight that insulate
The 2/3 of angle steel, is readily transported and installs, that is, can ensure that the rigidity of cross-arm can save to a certain extent again material to lower at
This, and polymer composite high temperature resistant, acid and alkali-resistance will not get rusty, not be afraid of burn into service life and be no less than 25 years, be not necessarily to
Maintenance, and vinyl rectangle load has good insulation characterisitic, and coordinated insulation uses, so that phase ground, alternate creepage distance
More traditional iron cross-arm increases 2 times or more, promotes 5 times of lightning protection level or more, filthy, wet power frequency and the alternate flashover voltage of lightning stroke mention
1 times or more is risen, the hair of filthy route, lightning stroke, icing flashover can be effectively prevent, and under the action of steel needle, formation is similar to
Celestial being's ball surface has long acicular thorn, and bird can not stand on cross-arm, so that it may bird be avoided to do nest in cross-arm, rest on cross
In load, it effectively can reduce bird pest and cause the generation of trip accident.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the connection relationship structural schematic diagram of U-shaped cross-arm insulation in Fig. 1, brandreth and steel needle;
Fig. 4 is the connection relationship structural schematic diagram of first support, eccentric wheel and strut in Fig. 3.
In figure: 1, electric pole, 2, the insulation of U-shaped cross-arm, 3, brandreth, 4, threaded rod, the 5, second gasket, 6, steel needle, 7, opening,
8, first support, the 9, first pin shaft, 10, eccentric wheel, 11, rubber pad, 12, second support, the 13, second pin shaft, 14, strut, 15,
Riser, 16, spring, 17, groove, 18, U-shaped anchor ear, the 19, first screw thread, the 20, first nut, 21, vertical bar, 22, post insulator
Son, the 23, second nut, the 24, second screw thread, the 25, first gasket.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-4, the utility model provides a kind of technical solution: a kind of anti-bird pest acid and alkali-resistance overhead line of U-shaped is horizontal
The outer wall top of load insulation, including electric pole 1, electric pole 1 is socketed with U-shaped anchor ear 18, and U-shaped anchor ear 18 is convenient for electric pole 1 and U
Type cross-arm insulation 2 is fixed, and the outer wall right end clearance fit of U-shaped anchor ear 18 has U-shaped cross-arm insulation 2, and U-shaped cross-arm insulation 2 is
The insulation of ethylene group moment cross-arm is made in pultrusion to the polymer composite of glass fiber impregnated vinylite etc. at high temperature under high pressure,
The outer wall end of U-shaped anchor ear 18 offers the first screw thread 19, is cooperated by the first screw thread 19 and the first nut 20, realizes for U
The limit of type anchor ear 18, the outer wall thread of the first screw thread 19 are connected with the first nut 20, the left side of the first nut 20 and U-shaped cross-arm
The right side of insulation 2 fits, and the internal clearance of U-shaped cross-arm insulation 2 is combined with vertical bar 21, and vertical bar 21 and the cooperation of the second nut 23 are just
In realizing fixation for support insulator 22, the outer wall end of vertical bar 21 offers the second screw thread 24, the second screw thread 24 it is outer
Wall is threaded with the second nut 23, and the top of vertical bar 21 is connected with support insulator 22, and the left side of U-shaped cross-arm insulation 2 is glued
There is brandreth 3, U-shaped cross-arm insulation 2 is connect with brandreth 3 using silica gel, and brandreth 3, which facilitates, is connected steel needle 6 with U-shaped cross-arm insulation 2, iron
The screw top of frame 3 is connected with threaded rod 4, and the top of threaded rod 4 is connected with steel needle 6, and multiple steel needles 6, which are formed, is similar to cactus with globular
There is long acicular thorn on surface, and bird can not stand on cross-arm, and the bottom of brandreth 3 offers opening 7, be open 7 inner wall
Right side is connected with first support 8, and the bottom of first support 8 is rotatably connected to eccentric wheel 10 by the first pin shaft 9, and eccentric wheel 10 is logical
It crosses can insulate with U-shaped cross-arm 2 bottom of opening 7 fit, the outer wall right side opening of eccentric wheel 10 is set there are four groove 17, groove
17 inside is connected with strut 14, and the top of strut 14 is rotatably connected to second support 12, second support by the second pin shaft 13
12 are fixed together with brandreth 3, and the top of strut 14 is connected with riser 15, and riser 15 is connected by spring 16 with brandreth 3, spring
16 give riser 15 clockwise elastic force, and then drive strut 14 that can not be separated from each other with groove 17, the outer wall socket of vertical bar 21
There is the first gasket 25, the top of the first gasket 25, bottom the top phase with the bottom of U-shaped cross-arm insulation 2, the second nut 23 respectively
Fitting, the outer wall of threaded rod 4 are socketed with the second gasket 5, and the bottom of the second gasket 5 and the top of U-shaped cross-arm insulation 2 fit,
The outer wall top left side of eccentric wheel 10 is connected with rubber pad 11, and rubber pad 11 increases the friction of 10 outer wall of eccentric wheel.
U-shaped cross-arm insulation 2 is attached with electric pole 1 by the cooperation of U-shaped anchor ear 18 and the first nut 20 first, to
After tightening the first nut 20, by vertical bar 21 through U-shaped cross-arm insulation 2, and realized by the second nut 23 for vertical bar 21
Limit then smears suitable glue in the inner wall of brandreth 3, brandreth 3 is inserted in above the left side of U-shaped cross-arm insulation 2, and realizing will
Brandreth 3 is fixed together with U-shaped cross-arm insulation 2, when in use, since U-shaped cross-arm insulation 2 is glass fiber impregnated vinyl tree
Pultrusion is made ethylene group moment and is made the polymer composite of rouge etc. at high temperature under high pressure, so that the anti-bird pest of the U-shaped is resistance to
Soda acid overhead line cross-arm insulation high-temperature-resistant, acid and alkali-resistance, will not get rusty, not be afraid of corrosion, and when there is bird to fly over, due to U-shaped cross
The outer wall of load insulation 2 is equipped with multiple steel needles 6, so that the top formation of U-shaped cross-arm insulation 2 is similar to celestial being's ball surface and has ratio
Longer acicular thorn, bird can not stand on cross-arm, so that it may bird be avoided to do nest in cross-arm, rest on cross-arm.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;
It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped, including electric pole (1), it is characterised in that: the electric pole
(1) it is socketed with U-shaped anchor ear (18) above outer wall, the outer wall right end clearance fit of the U-shaped anchor ear (18) has U-shaped cross-arm to insulate
(2), the outer wall end of the U-shaped anchor ear (18) offers the first screw thread (19), and the outer wall thread of first screw thread (19) connects
It is connected to the first nut (20), left side and the U-shaped cross-arm of first nut (20), which insulate, to fit on the right side of (2), the U-shaped cross
The internal clearance of load insulation (2) is combined with vertical bar (21), and the outer wall end of the vertical bar (21) offers the second screw thread (24), institute
The outer wall thread for stating the second screw thread (24) is connected with the second nut (23), and vertical bar is connected with support insulator at the top of (21)
(22), the left side gluing of the U-shaped cross-arm insulation (2) has brandreth (3), and the screw top of the brandreth (3) is connected with threaded rod
(4), steel needle (6) are connected at the top of the threaded rod (4).
2. the anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of a kind of U-shaped according to claim 1, it is characterised in that: described
The bottom of brandreth (3) offers opening (7), is connected with first support (8) on the right side of the inner wall of the opening (7), described first
The bottom of frame (8) is rotatably connected to eccentric wheel (10) by the first pin shaft (9), and the outer wall right side opening of the eccentric wheel (10) is equipped with
The inside of multiple grooves (17), the groove (17) is connected with strut (14), and the top of the strut (14) passes through the second pin shaft
(13) it is rotatably connected to second support (12), the second support (12) is fixed together with brandreth (3), the strut (14)
Top is connected with riser (15), and the riser (15) is connected by spring (16) with brandreth (3).
3. the anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of a kind of U-shaped according to claim 1, it is characterised in that: described
The outer wall of vertical bar (21) is socketed with the first gasket (25), and top, the bottom of first gasket (25) are insulated with U-shaped cross-arm respectively
(2) bottom, the second nut fit at the top of (23).
4. the anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of a kind of U-shaped according to claim 1, it is characterised in that: described
The outer wall of threaded rod (4) is socketed with the second gasket (5), the top of the bottom of second gasket (5) and U-shaped cross-arm insulation (2)
It fits.
5. the anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of a kind of U-shaped according to claim 2, it is characterised in that: described
The outer wall top left side of eccentric wheel (10) is connected with rubber pad (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821631528.9U CN208934512U (en) | 2018-10-09 | 2018-10-09 | A kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821631528.9U CN208934512U (en) | 2018-10-09 | 2018-10-09 | A kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped |
Publications (1)
Publication Number | Publication Date |
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CN208934512U true CN208934512U (en) | 2019-06-04 |
Family
ID=66723847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821631528.9U Expired - Fee Related CN208934512U (en) | 2018-10-09 | 2018-10-09 | A kind of anti-bird pest acid and alkali-resistance overhead line cross-arm insulation of U-shaped |
Country Status (1)
Country | Link |
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CN (1) | CN208934512U (en) |
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2018
- 2018-10-09 CN CN201821631528.9U patent/CN208934512U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |
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CF01 | Termination of patent right due to non-payment of annual fee |