CN215265748U - Cross arm porcelain insulator capable of being horizontally and vertically installed - Google Patents
Cross arm porcelain insulator capable of being horizontally and vertically installed Download PDFInfo
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- CN215265748U CN215265748U CN202121213838.0U CN202121213838U CN215265748U CN 215265748 U CN215265748 U CN 215265748U CN 202121213838 U CN202121213838 U CN 202121213838U CN 215265748 U CN215265748 U CN 215265748U
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Abstract
The utility model discloses a cross arm porcelain insulator capable of being horizontally and vertically installed, which comprises a porcelain body, wherein the porcelain body is provided with a lower core head, a steel cap is arranged on the lower core head, an adhesive is arranged between the lower core head and the steel cap, an embedding sleeve is fixedly arranged on the end surface of the steel cap, the shape and the size of an inner cavity of the embedding sleeve are matched with an embedding head at the end of a support rod, two side surfaces of the embedding sleeve are provided with fastening screws I, a connecting plate is oppositely arranged on the steel cap, one end of the connecting plate is fixed on the steel cap, the other end is in a cantilever shape, a fastening screw II is arranged on one end of the cantilever shape, the distance between cantilever ends is larger than the height of the support rod, and a transverse cushion block is arranged between the cantilever end of the connecting plate and the support rod; a longitudinal cushion block is arranged between the cantilever end of the connecting plate and the supporting rod. The utility model discloses not only make things convenient for the manufacture factory to bring production and management, also bring the convenience for the electric power construction installation, satisfy cross arm porcelain insulator installation technical requirement, improved production and installation efficiency of construction, reduced production and installation cost.
Description
Technical Field
The utility model relates to a porcelain insulator for electric power overhead line especially relates to a long and thin pillar shape combination porcelain insulator.
Background
Along with the rapid development of electric power in China, the consumption of electric porcelain products is increasing day by day. The porcelain insulator is one of electric porcelain products, is a part for supporting and fixing a bus and a live conductor and enabling the live conductor or the conductor to have enough distance and insulation with the ground, and plays a role in supporting a lead and preventing current from flowing back to the ground in an overhead line. Porcelain insulators are generally classified into suspension, pin, and post insulators, and also cross arm porcelain insulators. And the cross arm porcelain insulator is used for supporting the overhead wire. The cross arm is an important component in a tower and is used for installing insulators and hardware fittings so as to support a conducting wire and a lightning conductor and keep a certain safety distance according to regulations. In the prior art, one end of a cross arm porcelain insulator is fixed on a support rod of an electric pole, some porcelain insulators are horizontally arranged on the support rod, some porcelain insulators are vertically arranged on the support rod, connecting structures of the cross arm porcelain insulators and the support rod in different installation modes are different, the porcelain insulators in the two connection fixing modes are different in structure and cannot be used universally, inconvenience in production and management is brought to a manufacturer, inconvenience is brought to electric power construction, production and installation construction efficiency is affected, and expense cost is increased.
SUMMERY OF THE UTILITY MODEL
To the problem that cross arm porcelain insulator exists among the above-mentioned prior art when the installation, the utility model provides a not only can horizontal installation, can install the cross arm porcelain insulator on the pole bracing piece perpendicularly again.
The to-be-solved technical problem of the utility model is that: a cross arm porcelain insulator capable of being horizontally and vertically installed comprises a porcelain body, wherein the porcelain body is provided with a lower core head, an annular groove is formed in the lower core head, a steel cap is arranged on the lower core head, an adhesive is arranged between the lower core head and the steel cap, an embedding sleeve is fixedly arranged on the end face of the steel cap, the shape and the size of an inner cavity of the embedding sleeve are matched with those of an embedding head at the end of a supporting rod, fastening screws I are respectively arranged on two side faces of the embedding sleeve, a connecting plate is oppositely arranged on the steel cap, one end of the connecting plate is welded and fixed on the steel cap, the other end of the connecting plate is in a cantilever shape, a fastening screw II is arranged on one end of the cantilever shape, the distance between cantilever ends is larger than the height of the supporting rod, and when the cross arm porcelain insulator is horizontally installed, transverse cushion blocks are respectively arranged between the cantilever end of the connecting plate and the upper surface and the lower surface of the height of the supporting rod; when the connecting plate is vertically installed, a longitudinal cushion block is arranged between the cantilever end of the connecting plate and the front side and the rear side of the width of the supporting rod.
The utility model discloses when horizontal installation, stride across the bracing piece with the connecting plate to with inlaying the cover on the steel cap terminal surface on the embedding head of bracing piece tip, fix the embedding head in inlaying the cover with fastening screw I, be provided with horizontal cushion again between the top and bottom of connecting plate and bracing piece height, pass connecting plate and horizontal cushion with fastening screw II again and link to each other with the bracing piece, thereby be horizontal form fixed mounting with cross arm porcelain insulator on the bracing piece of pole, realize cross arm porcelain insulator's horizontal installation.
The utility model discloses when perpendicular installation, upright and rotatory 90 degrees after-sleeve at the bracing piece with horizontal installation's cross arm porcelain insulator, inlay the cover on the steel hat terminal surface and contact with the bracing piece top surface, be provided with vertical cushion respectively again between backup pad width direction and connecting plate, the reuse passes connecting plate and vertical cushion with fastening screw II again and links to each other with the bracing piece to be perpendicular form fixed mounting with cross arm porcelain insulator on the bracing piece of pole, realize cross arm porcelain insulator's perpendicular installation.
When the bracing piece cross section height is greater than the width, the utility model discloses only need to change the cushion, just can use fastening screw with same kind of cross arm porcelain insulator realization level and perpendicular installation, when the bracing piece cross section height is the same with the width, only need realize level and perpendicular installation with same kind of cross arm porcelain insulator at just can use fastening screw at a cushion. The utility model discloses not only make things convenient for the manufacture factory to bring production and management, also bring the convenience for the electric power construction installation, satisfy cross arm porcelain insulator installation technical requirement, improved production and installation efficiency of construction, reduced production and installation cost.
Drawings
Figure 1 is a schematic view of the structure of a cross arm porcelain insulator when horizontally installed,
figure 2 is a schematic view of a partial structure of a cross arm porcelain insulator in vertical installation,
figure 3 is a schematic view of the structure in direction a of figure 1,
figure 4 is a schematic view of the structure of figure 1 in direction B,
fig. 5 is a schematic cross-sectional structure view of C-C of fig. 2.
In the figure, 1, a porcelain body 2, a lower core head 3, an annular groove 4, a steel cap 5, a connecting plate 6, an embedding head 7, a fastening screw I8, a fastening screw II 9, an adjusting hole 10, a supporting rod 11, a U-shaped hoop 12, an electric pole 13, a transverse cushion block 14, an embedding sleeve 15, a longitudinal cushion block 16 and an adhesive.
Detailed Description
Embodiment 1, in fig. 1, 3 and 4, a cross arm porcelain insulator capable of being horizontally installed includes a porcelain body 1 having a lower core 2, annular grooves 3 are formed at intervals on the lower core, a steel cap 4 is provided on the lower core, an adhesive 16 is provided between the lower core and the steel cap, an insert 14 made of metal and having a square or circular shape is fixedly provided on an end surface of the steel cap, a shape and a size of an inner cavity of the insert are matched with a cross section of an insert 6 provided at an end of a support rod, fastening screws i 7 are respectively provided on two side surfaces of the insert, the fastening screws i 7 are connected with screw holes on the support rod through the insert, a connecting plate (a steel plate having a high strength by heat treatment, a thickness of not less than 10 mm, a width of not less than 20 mm) is oppositely provided on the steel cap, the connecting plate is bent in a double L shape (a horizontal and vertical shape), one end of a connecting plate is welded and fixed on the steel cap, the other end of the connecting plate is in a cantilever shape, fastening screws II 8 are arranged on the connecting plate at intervals at one end of the cantilever shape, the distance between the upper cantilever end and the lower cantilever end is greater than the height of the supporting rod (the height of the supporting rod in figure 1), and a transverse cushion block 13 is arranged between the cantilever end of the connecting plate and the upper surface and the lower surface of the supporting rod 10 in the horizontal installation; the cantilever end of the connecting plate and the transverse cushion block are provided with adjusting holes 9 at intervals, the adjusting holes are waist-shaped (being convenient for the fastening screw II 8 to be connected with a screw hole on the supporting rod), the transverse cushion block is preferably an elastic block, the thickness of the transverse cushion block is slightly larger than the distance between the inner surface of the cantilever end of the connecting plate and the upper plane of the supporting rod, and the supporting rod 10 is fixed on the electric pole 12 by a U-shaped hoop 11.
Embodiment 2, as shown in fig. 2 and 5, when the cross arm porcelain insulator is vertically installed, the cross arm porcelain insulator is horizontally rotated outwards or inwards by 90 degrees according to the position of fig. 1, and then is rotated by 90 degrees to be erected as shown in fig. 2, so that the upper surface of the supporting rod is contacted with the lower end face of the embedding sleeve 14, the cantilever end of the connecting plate is erected to cross two sides (shown in fig. 5) of the width of the supporting rod, and a longitudinal cushion block 15 is arranged between the cantilever end of the connecting plate and the front and back side faces of the width of the supporting rod 10 (i.e. the height of the supporting rod shown in fig. 3); the cantilever end of the connecting plate and the longitudinal cushion block are provided with adjusting holes 9 at intervals, the adjusting holes are waist-shaped (being convenient for the fastening screw II 8 to be connected with screw holes on the supporting rod), the longitudinal cushion block is preferably an elastic block, the thickness of the longitudinal cushion block is slightly larger than the distance between the inner surface of the cantilever end of the connecting plate and the front side and the rear side of the supporting rod, and the supporting rod 10 is fixed on an electric pole 12 by a U-shaped hoop 11.
Claims (2)
1. The utility model provides a cross arm porcelain insulator of ability level and perpendicular installation, it includes porcelain body (1), the porcelain body has core (2) down, down overhead annular groove (3) that is provided with of core, down overhead steel cap (4) that is provided with of core, be provided with adhesive (16), characterized by down between core and the steel cap: an embedding sleeve (14) is fixedly arranged on the end face of the steel cap, the shape and size of an inner cavity of the embedding sleeve are matched with an embedding head (6) at the end of the supporting rod, two side faces of the embedding sleeve are respectively provided with a fastening screw I (7), the steel cap is oppositely provided with a connecting plate (5), one end of the connecting plate is welded and fixed on the steel cap, the other end of the connecting plate is in a cantilever shape, a fastening screw II (8) is arranged on the connecting plate at one cantilever-shaped end, the distance between the cantilever ends is greater than the height of the supporting rod, and when the steel cap is horizontally installed, transverse cushion blocks (13) are respectively arranged between the cantilever end of the connecting plate and the upper and lower surfaces of the height of the supporting rod; when the vertical installation is carried out, a longitudinal cushion block (15) is arranged between the cantilever end of the connecting plate and the front and rear sides of the width of the supporting rod.
2. The cross-arm porcelain insulator capable of being horizontally and vertically installed according to claim 1, wherein: the connecting plate (5) is bent in a double-L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121213838.0U CN215265748U (en) | 2021-06-02 | 2021-06-02 | Cross arm porcelain insulator capable of being horizontally and vertically installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121213838.0U CN215265748U (en) | 2021-06-02 | 2021-06-02 | Cross arm porcelain insulator capable of being horizontally and vertically installed |
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| Publication Number | Publication Date |
|---|---|
| CN215265748U true CN215265748U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121213838.0U Active CN215265748U (en) | 2021-06-02 | 2021-06-02 | Cross arm porcelain insulator capable of being horizontally and vertically installed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115347519A (en) * | 2022-07-28 | 2022-11-15 | 国网河南省电力公司襄城县供电公司 | Overhead line fixing device |
-
2021
- 2021-06-02 CN CN202121213838.0U patent/CN215265748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115347519A (en) * | 2022-07-28 | 2022-11-15 | 国网河南省电力公司襄城县供电公司 | Overhead line fixing device |
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