CN209016665U - A kind of universal fitting of 10kV single back line composite insulation cross arm - Google Patents
A kind of universal fitting of 10kV single back line composite insulation cross arm Download PDFInfo
- Publication number
- CN209016665U CN209016665U CN201821539874.4U CN201821539874U CN209016665U CN 209016665 U CN209016665 U CN 209016665U CN 201821539874 U CN201821539874 U CN 201821539874U CN 209016665 U CN209016665 U CN 209016665U
- Authority
- CN
- China
- Prior art keywords
- square groove
- composite insulation
- cross arm
- insulation cross
- arm
- 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
- 238000009413 insulation Methods 0.000 title claims abstract description 40
- 239000002131 composite material Substances 0.000 title claims abstract description 36
- 238000002788 crimping Methods 0.000 claims abstract description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000012212 insulator Substances 0.000 abstract description 16
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract description 10
- 239000010931 gold Substances 0.000 abstract description 10
- 229910052737 gold Inorganic materials 0.000 abstract description 10
- 239000000155 melt Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 208000025274 Lightning injury Diseases 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Insulators (AREA)
Abstract
The utility model discloses a kind of universal fittings of 10kV single back line composite insulation cross arm, including square groove part, cylindrical portions and support base part, the square groove is located in the middle part of cross-arm fitting, for being connected and fixed for electric pole, the cylinder is located at square groove two sides, crimping for horizontal composite insulation cross arm connects, and the support base is used to need to install the support connection of support composite insulation cross arm.The utility model, which melts insulator crossarm, insulator crossarm connection gold utensil and electric pole circle anchor ear, realizes integrated design, and overall structure is simple, easy to operate, versatile.
Description
Technical field
The utility model relates to transmission line cross-arm technical fields, and in particular to a kind of 10kV composite insulation cross arm gold
Tool.
Background technique
In distribution transmission line of electricity, the conducting wire on straight line pole is fixed by installing porcelain bottle insulators support in metal cross arm
, metal cross arm be it is conductive, enough insulation distances cannot be provided, lesser lightning current will result in lightning stroke flashover, formed
Trip accident.Composite insulation cross arm has abandoned the mode of metal cross arm collocation insulator, and cross-arm is integrated with insulator, and substrate is adopted
With high strength glass fiber stick, outer layer gel coated simultaneously carries out uvioresistant processing, and design umbrella skirt construction increases creepage distance and mentions
Highly resistance pollution flashover ability, both ends crimp connection gold utensil.Not only it had been able to satisfy cross-arm function but also had been able to achieve insulation effect, insulation distance is significantly
Increase, lightning stroke does not easily cause flashover trip accident, and composite insulation cross arm gradually apply in overhead line structures by substitution metal cross arm
In.
The form of composite insulation cross arm is divided into square tube insulator crossarm, square rod insulator crossarm, round tube insulator crossarm and pole
Insulator crossarm.Stretch-proof and bending strength from material combine installation geographical climate environment versatility to consider, pole insulation is horizontal
Load has more preferably mechanics and electric property, therefore, in distribution electric power line pole tower, pole composite insulation cross arm utilization rate pole
It is high.
Usual fixed form of the pole composite insulation cross arm on shaft tower is to crimp to match with electric pole circle anchor ear by one end
Fixed cross-arm connection gold utensil is closed, one end crimps solidus fitting.In single time conventional straight line pole, diameter is sent for difference, is matched
Standby various sizes of anchor ear (round anchor ear welds cross-arm connection gold utensil plate) round up and down and suspension clamp, consider that stress is asked
Topic is also equipped with brace enhancing cross-arm stability.Fitting needed for this cross-arm fixed form is more, and difference sends diameter that must be equipped with difference
Size up and down embraced by connection gold utensil with electric pole circle is welded on by electric pole circle anchor ear, poor universality, horizontal composite insulation cross arm
The fixed mode stressed effect of fitting connecting plate on hoop is poor, number of devices is more, structure is complicated, production and transport cost needed for entirety
Height, difficulty of construction is big.
Summary of the invention
The problem to be solved by the utility model is to provide a kind of composite insulation cross arm fitting, it can be achieved that cross-arm, round armful
Bind round fitting and the integration of cross-arm connection gold utensil, enhance cross-arm entirety stress-bearing capability, increase the versatility of fitting, reduce fitting with
Number of devices simplifies cross-arm and installs composite structure, reduces production cost, improves construction convenience.
A kind of composite insulation cross arm fitting, including square groove part, cylindrical portions and support base part, the square groove position
In the middle part of cross-arm fitting, for being connected and fixed for electric pole, the cylinder is located at square groove two sides, is used for horizontal composite insulation cross arm
Crimping connection, the support base be used for needs to install support composite insulation cross arm support connect.
Further, the square groove front and rear sides recessed circle different there are two diameter, the recessed circle of two different-diameters are used for
Two kinds of conventional linear bars of distribution transmission line of electricity send diameter matching connection.
Further, the recessed round two sides of the square groove are provided with four groups of strip through-holes, and four groups of strip through-hole specifications are consistent, conveniently not
It is same that the installation of diameter electric pole is sent to fix.
Further, the cylinder is two, is located at left and right sides of square groove, two cylinder axis and square groove horizontal center line
It is overlapped.
Further, the support base is located at the top of square groove, square groove vertical centerline and support base vertical centerline
It is overlapped, is provided with connecting hole in support base, being fixedly connected when for needing to install support composite insulation cross arm, support base is set
There is bottom reinforcement.
The utility model provides a kind of composite insulation cross arm fitting, including square groove, cylinder and support base, the side
Slot is connected and fixed for electric pole, and crimping of the cylinder for insulator crossarm connects, and the support base is for needing to pacify
Load onto the support connection of support composite insulation cross arm.Square groove is located in the middle part of fitting, be entire fitting stress with connect core,
Square groove front and rear sides are opened there are two recessed circle, and recessed round size can meet two kinds of conventional linear bars simultaneously and send diameter, such as 150mm, 190mm
Two kinds of electric poles for sending diameter, keep connection gold utensil unitized, and recessed round two sides are located in square groove plane and are provided with strip-shaped hole, bolt or U-shaped
Anchor ear is fixed on fitting on electric pole by strip-shaped hole.The cylinder is located at the two sides with square groove, and two cylinders are for compound
The crimping of insulator crossarm plug is fixed, and barrel bore is consistent with composite insulation cross arm plug size, insulator crossarm, connection gold utensil with
And former bar tower circle anchor ear realizes integrated set.The support base is the bar for considering to need to install support insulator crossarm
Tower and design, connecting hole and pedestal are provided in support base and is equipped with bottom reinforcement, making circular hole is in triangle in support base
To keep mechanical stability, the presence of support base bottom reinforcement enhances the stability of support pedestal, mentions shape structural arrangement
Rise entire insulator crossarm fitting stress.
The square groove length should adjust accordingly according to two recessed round sizes, and length is long greater than concave arc, the width of square groove
Degree is with height depending on the cylinder size of two sides, and width and height should be greater than or be equal to outside diameter of cylinder value, and square groove wall thickness is not small
In 10mm, the recessed radius of circle size of described two is not limited to 150mm and two sizes of 190mm, high two of any utilization rate
Size can be carried out designing, and the radian value of two recessed circles is less than or equal to 1/2 circle.
The strip-shaped hole is located on square groove panel, the left and right sides of recessed circle, bar shaped pore size can meet simultaneously two kinds it is recessed
Circle when being connect with electric pole bolt or anchor ear be connected and fixed, be also not limited to strip-shaped hole, be also possible to the round hole of consecutive intervals
Deng.
The cylinder is used for the crimping of composite insulation cross arm plug, and barrel bore value is equal to diameter of mandrel, drum length
Not less than 50mm, wall thickness is not less than 5mm, should be opened in the cylinder end far from square groove the cross-arm for needing further crimping insulating coating
The fluted crimping for facilitating silicon rubber, depth of groove are not less than 1mm.
The support base is a kind of trapezium structure, and top is narrow, and bottom end is wide, and the round hole on pedestal insulate for upper support
The connection of cross-arm is used, and the spacing in three holes is not less than 50mm, former and later two recessed round outer wall connections on the reinforcing rib and square groove of bottom.
The utility model has the beneficial effects that the utility model provides a kind of insulator crossarm fitting, cross-arm, insulation are realized
Cross-arm connection gold utensil and the anchor ear integration of electric pole circle, strengthen the overall mechanical properties of cross-arm, two recessed circles on fitting
It is able to satisfy the shaft tower that two kinds of differences send diameter, the versatility of fitting is increased, required fitting and number of devices is reduced from cost,
Difficulty of construction is reduced from installing, overall structure is simple, is suitble to promote.
Detailed description of the invention
The utility model is described further with reference to the accompanying drawing.
Fig. 1 is composite insulation cross arm fitting top view.
Fig. 2 is composite insulation cross arm fitting right side view.
Specific embodiment
As illustrated in figs. 1 and 2: the utility model provides a kind of composite insulation cross arm fitting, including square groove 1, cylinder 5 and
Support base 6, the square groove 1 are connected and fixed for electric pole, and crimping of the cylinder 5 for insulator crossarm connects, institute
Support base 6 is stated for needing to install the support connection of support composite insulation cross arm.1 front and rear sides of square groove open there are two recessed circle 2,
3, recessed circle 2,3 sizes can meet two kinds of conventional linear bars simultaneously and send diameter, be located at recessed circle 2 in 1 plane of square groove, 3 two sides are provided with bar shaped
Hole 4, bolt or U-shaped anchor ear are fixed on fitting on electric pole by strip-shaped hole 4.The cylinder 5 is located at the two sides of square groove 1,
The crimping of two cylinders 5 for composite insulation cross arm plug is fixed, be provided in the support base 6 connection round hole 7 and
Pedestal is equipped with bottom reinforcement 8, the structural arrangement triangular in shape of round hole 7 in support base 6.
1 length of square groove should adjust accordingly according to two recessed circles 2,3 sizes, the width of square groove 1 and height according to
Depending on 5 size of cylinder of two sides, width and height should be greater than or are equal to outside diameter of cylinder value, and 1 wall thickness of square groove is not less than 10mm, described
Two recessed circles 2,3 radius sizes be not limited to two sizes of 150mm and 190mm, two high sizes of any utilization rate all may be used
To be designed, the radian value of two recessed circles 2,3 is less than or equal to 1/2 circle.
The strip-shaped hole 4 is located on 1 panel of square groove, and the left and right sides of recessed circle 2,3,4 size of strip-shaped hole can meet simultaneously
Bolt or anchor ear are connected and fixed when two kinds of recessed circles 2,3 are connect with electric pole, are also not limited to strip-shaped hole 4, be also possible to it is continuous between
Every round hole etc..
The cylinder 5 is used for the crimping of composite insulation cross arm plug, and 5 inner diameter values of cylinder are equal to diameter of mandrel, cylinder 5
Length is not less than 5mm not less than 50mm, 5 wall thickness of cylinder, and needs are further crimped with the cross-arm of insulating coating in separate square groove 1
5 end of cylinder should be provided with the crimping that groove facilitates silicon rubber, and depth of groove is not less than 1mm.
The support base 6 is a kind of trapezium structure, and top is narrow, and bottom end is wide, and the round hole 7 on pedestal is exhausted for upper support
The connection of edge cross-arm is used, and the spacing in three holes is not less than 50mm, the reinforcing rib 8 of bottom will on square groove outside former and later two recessed circles 2,3
Wall connection.
Claims (6)
1. a kind of universal fitting of 10kV single back line composite insulation cross arm, including square groove part, cylindrical portions and support bottom
Seating portion, it is characterised in that: the square groove is located in the middle part of cross-arm fitting, and for being connected and fixed for electric pole, the cylinder is located at side
Slot two sides, the crimping for horizontal composite insulation cross arm connect, and the support base is horizontal for needing to install support compound inslation
The support of load connects.
2. a kind of universal fitting of 10kV single back line composite insulation cross arm as described in claim 1, it is characterised in that: described
There are two recessed circle before and after square groove, the recessed circle of two different-diameters adapts to difference and diameter electric pole is sent to be fixedly connected.
3. a kind of universal fitting of 10kV single back line composite insulation cross arm as claimed in claim 2, it is characterised in that: described
Recessed round two sides are provided with four groups of strip through-holes, and four groups of strip through-hole specifications are consistent.
4. a kind of universal fitting of 10kV single back line composite insulation cross arm as described in claim 1, it is characterised in that: described
Cylinder is two, is located at left and right sides of square groove, and two cylinders are used for the connection of composite insulation cross arm plug, and barrel bore value is equal to
Diameter of mandrel, two cylinder axis are overlapped with square groove horizontal center line.
5. a kind of universal fitting of 10kV single back line composite insulation cross arm as described in claim 1, it is characterised in that: described
Support base is located at the top of square groove, and square groove vertical centerline is overlapped with support base vertical centerline, the company of being provided in support base
Hole is connect, pedestal is equipped with bottom reinforcement.
6. a kind of universal fitting of 10kV single back line composite insulation cross arm as claimed in claim 5, it is characterised in that: described
Connecting hole be three round holes, structural arrangement triangular in shape, former and later two recessed round outer walls are connect the reinforcing rib with square groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821539874.4U CN209016665U (en) | 2018-09-20 | 2018-09-20 | A kind of universal fitting of 10kV single back line composite insulation cross arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821539874.4U CN209016665U (en) | 2018-09-20 | 2018-09-20 | A kind of universal fitting of 10kV single back line composite insulation cross arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209016665U true CN209016665U (en) | 2019-06-21 |
Family
ID=66833698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821539874.4U Expired - Fee Related CN209016665U (en) | 2018-09-20 | 2018-09-20 | A kind of universal fitting of 10kV single back line composite insulation cross arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209016665U (en) |
-
2018
- 2018-09-20 CN CN201821539874.4U patent/CN209016665U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 |