CN205489377U - Strenghthened type cross arm device for transmission line - Google Patents
Strenghthened type cross arm device for transmission line Download PDFInfo
- Publication number
- CN205489377U CN205489377U CN201620288358.3U CN201620288358U CN205489377U CN 205489377 U CN205489377 U CN 205489377U CN 201620288358 U CN201620288358 U CN 201620288358U CN 205489377 U CN205489377 U CN 205489377U
- Authority
- CN
- China
- Prior art keywords
- cross
- arm
- cross arm
- anchor ear
- shaped anchor
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a strenghthened type cross arm device for transmission line, including the photogenic cross arm and the bottom phase cross arm of combined type, photogenic cross arm includes first cross arm and the second cross arm that links together back -to -back, just the second cross arm the center with distance between the both ends of first cross arm equals that the bottom phase cross arm includes third cross arm and the fourth cross arm that links together back -to -back, just the one end of fourth cross arm with the one end of third cross arm flushes. The beneficial effects of the utility model are that, have the characteristics that intensity is big, the fastness is good, can replace traditional two cross arms, effectively prevent the birds to nest to increase the compressive resistance of cross arm, it is safer, more reliable.
Description
Technical field
This utility model relates to transmission line cross-arm technical field, particularly relates to a kind of reinforced cross arm device used for transmission line.
Background technology
Generally, 35KV transmission line of electricity many employings prestressed concrete formula electric pole design, straight line pole three-phase line with " on " font arrangement, use bar type compound type insulating be fixed on cross-arm, wherein cross-arm type is divided into rectilinear composite cross-arm and linear type list cross-arm two kinds.The reinforced compound cross-arm of its cathetus uses double cross-arm design, strain insulator screw is utilized to thread a needle connection, the most firm, the most annual spring and summer avian reproduction in the season phase, linear type type is combined cross-arm and becomes the habitat that various birds are doted on, and bird frequently beats nest on cross-arm and nests that to affect transmission line of electricity properly functioning.
In order to reduce bird pest to transmission line of electricity harmful effect, the measure taked is to install bird-scaring unit or other scarecrow devices on rectilinear composite cross-arm additional, fact proved, effect on driving birds is not very good；Linear type list cross-arm then uses U-shaped anchor ear to fasten cross-arm, and the problem that there is the tenesmus of phase cross-arm, lower phase cross-arm easily occurs that both sides are rocked, and safety is low.
Summary of the invention
For solving the problems referred to above, this utility model provides a kind of reinforced cross arm device used for transmission line, has the advantages that intensity is big, fastness is good, can substitute traditional double cross-arms, effectively stops birds to be nested, and increases the compressive resistance of cross-arm, safer, more reliable.
For achieving the above object, this utility model employing following technical proposals:
A kind of reinforced cross arm device used for transmission line, upper phase cross-arm and lower phase cross-arm including combined type, upper phase cross-arm includes the first cross-arm and the second cross-arm linked together back-to-back, and distance between center and the two ends of described first cross-arm of described second cross-arm is equal, lower phase cross-arm includes the 3rd cross-arm and the 4th cross-arm linked together back-to-back, and one end of described 4th cross-arm flushes with one end of described 3rd cross-arm.
The technical solution of the utility model also includes, described first cross-arm is connected by two bolts are fixing with described second cross-arm, and described 3rd cross-arm is connected by two other bolt is fixing with described 4th cross-arm.
The technical solution of the utility model also includes, described first cross-arm, described second cross-arm, described 3rd cross-arm and described 4th cross-arm are respectively mounted the first U-shaped anchor ear, the second U-shaped anchor ear, the 3rd U-shaped anchor ear and the 4th U-shaped anchor ear.
The technical solution of the utility model also includes, the two ends of described first U-shaped anchor ear, described second U-shaped anchor ear, described 3rd U-shaped anchor ear and described 4th U-shaped anchor ear are each passed through two cylindrical voids and by two fastened by screws.
The technical solution of the utility model also includes, is provided with a M parallels, the 2nd M parallels, the 3rd M parallels and the 4th M parallels between two cylindrical voids.
The technical solution of the utility model also includes, described first cross-arm specification is ∠ 75 × 6 × 920, and described second cross-arm specification is ∠ 63 × 6 × 620, and described 3rd cross-arm specification is ∠ 75 × 7 × 520, and described 4th cross-arm specification is ∠ 63 × 6 × 420.
The technical solution of the utility model also includes, described first U-shaped anchor ear, described second U-shaped anchor ear specification are 18 × 210, for upper phase cross-arm is fastened on electric pole, described 3rd U-shaped anchor ear, described 4th U-shaped anchor ear specification are 18 × 190, for being fastened at masthead by lower phase cross-arm.
The technical solution of the utility model also includes, described screw specification is M16 × 40.
The beneficial effects of the utility model are,
1, intensity is big, uses upper and lower combined type cross-arm and utilizes two U-shaped anchor ears to fix cross-arm, more powerful, more firm.
2, simple, operating personnel is single just can complete mounting or dismounting work, more simply, more convenient.
3, safe and reliable, on the premise of ensureing original safe distance, effectively stop birds to be nested, it is ensured that line security runs, powerful double embrace hoop design makes it safer, more reliable.
In a word, this utility model can substitute reinforced pair of traditional cross-arm completely, can effectively stop birds to be nested, and increases the compressive resistance of cross-arm, safer, more reliable.
Accompanying drawing explanation
Fig. 1 is upper phase cross-arm structural representation in this utility model.
Fig. 2 is lower phase cross-arm structural representation in this utility model.
In figure, the 1, first cross-arm；2, the second cross-arm；3, the first U-shaped anchor ear；4, the second U-shaped anchor ear；5, a M parallels；6, the 2nd M parallels；7, screw；8, bolt；9, cylindrical void；10, the 3rd cross-arm；11, the 4th cross-arm；12, the 3rd U-shaped anchor ear；13, the 4th U-shaped anchor ear；14, the 3rd M parallels；15, the 4th M parallels.
Detailed description of the invention
The utility model is elaborated below in conjunction with the accompanying drawings and by specific embodiment, and following example are to explanation of the present utility model, and this utility model is not limited to implementation below.
A kind of reinforced cross arm device used for transmission line, as depicted in figs. 1 and 2, upper phase cross-arm and lower phase cross-arm including combined type, upper phase cross-arm includes the first cross-arm 1 and the second cross-arm 2 linked together back-to-back, and distance between center and the two ends of described first cross-arm 1 of described second cross-arm 2 is equal, lower phase cross-arm includes the 3rd cross-arm 10 and the 4th cross-arm 11 linked together back-to-back, and one end of described 4th cross-arm 11 flushes with one end of described 3rd cross-arm 10.
Especially, described first cross-arm 1 is connected by two bolts 8 are fixing with described second cross-arm 2, and described 3rd cross-arm 10 passes through two other bolt 8 with described 4th cross-arm 11 to be fixed and be connected.
Especially, described first cross-arm 1, described second cross-arm 2, described 3rd cross-arm 10 and described 4th cross-arm 11 are respectively mounted the first U-shaped anchor ear the 3, second U-shaped anchor ear the 4, the 3rd U-shaped anchor ear 12 and the 4th U-shaped anchor ear 13.
Especially, the two ends of described first U-shaped anchor ear 3, described second U-shaped anchor ear 4, described 3rd U-shaped anchor ear 12 and described 4th U-shaped anchor ear 13 are each passed through two cylindrical voids 9 and are fastened by two screws 7.
Especially, M parallels the 5, the 2nd M parallels the 6, the 3rd M parallels 14 and a 4th M parallels 15 is installed between two cylindrical voids 9.
Especially, described first cross-arm 1 specification is ∠ 75 × 6 × 920, and described second cross-arm 2 specification is ∠ 63 × 6 × 620, and described 3rd cross-arm 10 specification is ∠ 75 × 7 × 520, and described 4th cross-arm 11 specification is ∠ 63 × 6 × 420.
Especially, described first U-shaped anchor ear 3, described second U-shaped anchor ear 4 specification are 18 × 210, for upper phase cross-arm is fastened on electric pole, described 3rd U-shaped anchor ear 12, described 4th U-shaped anchor ear 13 specification are 18 × 190, for being fastened at masthead by lower phase cross-arm.
Especially, described screw 7 specification is M16 × 40.
This utility model can be achieved by the prior art without the technical characteristic described, and does not repeats them here.Certainly; described above is not to restriction of the present utility model; this utility model is also not limited to the example above, the change done in essential scope of the present utility model of the art those of ordinary skill, retrofits, adds or changes, and also should belong to protection domain of the present utility model.
Claims (7)
1. a reinforced cross arm device used for transmission line, upper phase cross-arm and lower phase cross-arm including combined type, it is characterized in that, upper phase cross-arm includes the first cross-arm and the second cross-arm linked together back-to-back, and distance between center and the two ends of described first cross-arm of described second cross-arm is equal, lower phase cross-arm includes the 3rd cross-arm and the 4th cross-arm linked together back-to-back, and one end of described 4th cross-arm flushes with one end of described 3rd cross-arm.
Reinforced cross arm device used for transmission line the most according to claim 1, it is characterised in that described first cross-arm is connected by two bolts are fixing with described second cross-arm, described 3rd cross-arm is connected by two other bolt is fixing with described 4th cross-arm.
Reinforced cross arm device used for transmission line the most according to claim 1 and 2, it is characterised in that be respectively mounted the first U-shaped anchor ear, the second U-shaped anchor ear, the 3rd U-shaped anchor ear and the 4th U-shaped anchor ear on described first cross-arm, described second cross-arm, described 3rd cross-arm and described 4th cross-arm.
Reinforced cross arm device used for transmission line the most according to claim 3, it is characterized in that, the two ends of described first U-shaped anchor ear, described second U-shaped anchor ear, described 3rd U-shaped anchor ear and described 4th U-shaped anchor ear are each passed through two cylindrical voids and by two fastened by screws.
Reinforced cross arm device used for transmission line the most according to claim 3, it is characterized in that, described first cross-arm specification is ∠ 75 × 6 × 920, described second cross-arm specification is ∠ 63 × 6 × 620, described 3rd cross-arm specification is ∠ 75 × 7 × 520, and described 4th cross-arm specification is ∠ 63 × 6 × 420.
Reinforced cross arm device used for transmission line the most according to claim 4, it is characterised in that described first U-shaped anchor ear, described second U-shaped anchor ear specification are 18 × 210, and described 3rd U-shaped anchor ear, described 4th U-shaped anchor ear specification are 18 × 190.
Reinforced cross arm device used for transmission line the most according to claim 4, it is characterised in that described screw specification is M16 × 40.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620288358.3U CN205489377U (en) | 2016-04-08 | 2016-04-08 | Strenghthened type cross arm device for transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620288358.3U CN205489377U (en) | 2016-04-08 | 2016-04-08 | Strenghthened type cross arm device for transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205489377U true CN205489377U (en) | 2016-08-17 |
Family
ID=56643608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620288358.3U Expired - Fee Related CN205489377U (en) | 2016-04-08 | 2016-04-08 | Strenghthened type cross arm device for transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205489377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870520A (en) * | 2017-03-24 | 2017-06-20 | 新能量科技股份有限公司 | A kind of anchor ear suitable for many specification bar footpaths |
-
2016
- 2016-04-08 CN CN201620288358.3U patent/CN205489377U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870520A (en) * | 2017-03-24 | 2017-06-20 | 新能量科技股份有限公司 | A kind of anchor ear suitable for many specification bar footpaths |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103594997B (en) | A kind of spring shock absorption type interphase anti-galloping moves conductor spacer | |
| CN204614361U (en) | A kind of line insulation warning sign suspender | |
| CN102170101B (en) | Wire spacer for preventing wind-induced vibration of high-voltage power transmission line | |
| CN103532076B (en) | The anti-bird case of a kind of transmission line | |
| CN205489377U (en) | Strenghthened type cross arm device for transmission line | |
| CN202970091U (en) | 220-kilovolt same-rod two-circuit tower head full composite material steel pipe rod | |
| CN203352101U (en) | Anti-vibration system of overhead transmission lines | |
| CN205455610U (en) | Safe insulating bird thorn that drives | |
| CN101814707B (en) | Tool for live replacement of 220kV line 'V' string insulator and method | |
| CN203871745U (en) | Double-hoisting-point rod head fixture for live changing of linear insulator on steel pipe pole of 220kV line | |
| CN203377542U (en) | Divided conductor sub conductor interval controller | |
| CN203523635U (en) | Bird dispeller capable of being mounted in electrified mode | |
| CN204311815U (en) | The protective jacket of a kind of transmission line of electricity anti-snake profit thorn | |
| CN205212395U (en) | Lightning protection protector is synthesized in drainage of strain insulator pole | |
| CN204441800U (en) | A kind of 500kV compact line V-type replacing insulator string jig | |
| CN204599128U (en) | Scarer | |
| CN104141403A (en) | Bird-repellent telegraph pole | |
| CN207818925U (en) | A kind of Special wire-clip of live ground wire | |
| CN202474705U (en) | Electrified installation tool for bird scarer | |
| CN205791271U (en) | Fixing sleeve for wire stripper | |
| CN204441511U (en) | A kind of earthing clamp | |
| CN204835431U (en) | Transmission tower drives special installation device of bird ware | |
| CN201965866U (en) | Connecting device | |
| CN205161697U (en) | A prevent bird device of nesting for strain insulator tower | |
| CN203871746U (en) | Rod head fixture used for live change of linear insulator on steel pipe pole of 66kV line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |