CN212773724U - Cross arm connecting piece - Google Patents
Cross arm connecting piece Download PDFInfo
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- CN212773724U CN212773724U CN202020896270.6U CN202020896270U CN212773724U CN 212773724 U CN212773724 U CN 212773724U CN 202020896270 U CN202020896270 U CN 202020896270U CN 212773724 U CN212773724 U CN 212773724U
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- cross arm
- connecting piece
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Abstract
The utility model relates to a cross arm connecting piece, which comprises a cross arm and a cross arm connecting piece, wherein the cross arm connecting piece is formed by fixedly connecting an integrated hot forging body and an elliptical ring, compared with the prior art, when the multifunctional cross arm is connected with insulators of different types, two modes are usually adopted, one mode is to directly punch on the cross arm, the mechanical property of the cross arm can be influenced, the stress born by the cross arm is concentrated at a hole and is easy to break, the other mode is to connect an overhanging part through welding or bolts, the overhanging part connected in the mode is fixed and can not be adjusted according to requirements, the scheme is connected with the cross arm bolt through the cross arm connecting piece, the direct punching on the cross arm is avoided, the mechanical property of the cross arm can not be influenced, thereby the service life of the cross arm is ensured, and the overhanging length of the cross arm connecting piece can be adjusted through an adjusting length hole on the cross arm connecting piece, the convenience is adjusted according to actual conditions in a flexible way.
Description
Technical Field
The utility model relates to a power equipment technical field specifically is cross arm connecting piece.
Background
The cross arm is an angle iron transversely fixed on the top of the telegraph pole, is an important component in the pole tower, is used for installing insulators and hardware fittings to support a conducting wire and a lightning conductor and keep a certain safety distance according to the specification, can be divided into a straight cross arm, a corner cross arm and a tension cross arm according to the application, and can be divided into an iron cross arm, a ceramic cross arm and a synthetic insulating cross arm according to the material.
The cross arm is insulated from the lead through the insulator, common insulator types include a supporting insulator, a suspension insulator, a strain insulator and the like, the requirements of different lines and regions on the insulator are different, and the connection modes and positions of different insulators and the cross arm are different, for example, the suspension insulator is vertically connected with the cross arm and only bears gravity, the strain insulator is transversely connected with the cross arm and only needs to bear the tension of an overhead line, the conventional single-function cross arm cannot meet the requirements, and a multifunctional cross arm is developed.
When the existing multifunctional cross arm is used for connecting insulators of different types, two modes are generally adopted, one mode is that holes are directly formed in the cross arm, the mechanical performance of the cross arm can be affected, stress borne by the cross arm is concentrated at holes and is prone to breaking, the other mode is that an overhanging part is connected through welding or bolts, and the overhanging part connected in the mode is fixed and cannot be adjusted according to requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cross arm connecting piece to solve among the prior art multi-functional cross arm when connecting the insulator of different grade type, one kind is direct to punch on the cross arm, can influence the mechanical properties of cross arm, another kind is through the overhanging part of welding or bolted connection, can't carry out the problem of adjusting according to the demand.
In order to achieve the above object, the utility model provides a following technical scheme: the cross arm connecting piece comprises a cross arm and a cross arm connecting piece, the cross arm connecting piece is formed by fixedly connecting an integrated hot forging whole body and an elliptical ring, the bottom of the integrated hot forging whole body is provided with a length adjusting hole, and a bolt connecting hole is formed above the length adjusting hole of the integrated hot forging whole body;
the cross arm is formed by welding the transverse plate and the longitudinal plate vertically, transverse plate connecting holes matched with the bolt connecting holes are symmetrically formed in the two ends of the transverse plate, transverse plate waist-shaped holes matched with the length adjusting holes are symmetrically formed in the two ends of the transverse plate below the transverse plate connecting holes, the transverse plate is fixedly connected between the two transverse plate waist-shaped holes and provided with a plurality of round holes, longitudinal plate waist-shaped holes are formed in the two ends of the longitudinal plate and below the round holes, and hoops are arranged in the longitudinal plate waist-shaped holes in a penetrating mode.
Preferably, the integral hot forging integral bottom is provided with a round angle.
Preferably, the bolt connecting holes are divided into two-hole connection type bolt connecting holes, two-hole pinching independent type bolt connecting holes and a single-hole type bolt connecting hole according to the shape.
Preferably, the U-shaped connecting member is welded to the transverse plate.
Preferably, the cross arm connector is manufactured by a hot forging process.
The utility model discloses possess following beneficial effect at least:
placing the cross arm connecting piece on the transverse plate, aligning the bolt connecting hole and the transverse plate connecting hole, passing a bolt through the bolt connecting hole and the transverse plate connecting hole, fixing the cross arm connecting piece on the transverse plate, passing the bolt through the length adjusting hole and the transverse plate waist-shaped hole, further fixing the cross arm connecting piece and the transverse plate, when the extending length of the cross arm connecting piece needs to be adjusted, dismantling the bolt, adjusting the relative distance between the length adjusting hole and the transverse plate waist-shaped hole, adjusting to a proper position, passing the bolt through the length adjusting hole and the transverse plate waist-shaped hole, fixing the cross arm connecting piece and the transverse plate, compared with the prior art, when connecting insulators of different types, the multifunctional cross arm usually adopts two modes, one mode directly punches a hole on the cross arm, the mode can influence the mechanical performance of the cross arm, and the stress born by the cross arm is concentrated at the hole, and is easy to break, and the other mode is to connect parts through welding or bolts, the overhanging parts connected in the form are fixed and cannot be adjusted according to requirements, the scheme is connected with the cross arm bolt through the cross arm connecting piece, the direct punching on the cross arm is avoided, the mechanical performance of the cross arm cannot be influenced, the service life of the cross arm is ensured, the overhanging length of the cross arm connecting piece can be adjusted through the length adjusting hole in the cross arm connecting piece, and the flexible adjustment can be conveniently carried out according to actual conditions.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a cross arm structure used in the present invention;
fig. 3 is a schematic view of a connecting structure of the cross arm, the cross arm connecting piece and the strain insulator.
In the reference symbols: 1. a cross arm connector; 2. an elliptical ring; 3. integral hot forging; 4. connecting holes of bolts; 5. adjusting the length hole; 6. a cross arm; 7. a transverse plate; 8. a longitudinal plate; 9. connecting holes of the transverse plate; 10. transverse plate waist-shaped holes; 11. a circular hole; 12. a longitudinal plate kidney-shaped hole; 13. hooping; 14. a U-shaped connector; 41. two holes are connected with the bolt connecting hole; 42. two holes are scooped with independent bolt connecting holes; 43. the single-hole bolt is connected with the hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: the cross arm connecting piece comprises a cross arm 6 and a cross arm connecting piece 1, wherein the cross arm connecting piece 1 is formed by fixedly connecting an integrated hot-forged whole 3 and an elliptical ring 2, specifically, the integrated hot-forged whole 3 and the elliptical ring 2 are welded together, the bottom of the integrated hot-forged whole 3 is provided with a length adjusting hole 5, and a bolt connecting hole 4 is arranged above the length adjusting hole 5 of the integrated hot-forged whole 3;
the cross arm 6 is formed by perpendicularly welding a transverse plate 7 and a longitudinal plate 8, and is specific, the transverse plate 7 is fixedly connected with the longitudinal plate 8, transverse plate connecting holes 9 matched with bolt connecting holes 4 are symmetrically formed in two ends of the transverse plate 7, transverse plate waist-shaped holes 10 matched with length adjusting holes 5 are symmetrically formed in two ends of the transverse plate 7 below the transverse plate connecting holes 9, the transverse plate 7 is fixedly connected between the two transverse plate waist-shaped holes 10, a plurality of round holes 11 are symmetrically formed in two ends of the longitudinal plate 8, the round holes 11 can be connected through bolts in other structures, longitudinal plate waist-shaped holes 12 are formed in two ends of the longitudinal plate 8 below the round holes 11, and hoops 13 are arranged in the longitudinal plate waist-shaped holes 12 in a penetrating mode, and are specifically connected with the hoops 13 in a sliding mode through the longitudinal plate waist-shaped holes 12, and the cross arm 6 is fixedly connected with telegraph poles through the hoops.
Wherein, integrative hot forging is whole 3 bottoms are equipped with the fillet, can avoid adjusting overhanging length in-process, cause the mar to horizontal board 7.
The bolt connecting holes 4 are divided into two-hole connecting bolt connecting holes 41, two-hole pinching independent bolt connecting holes 42 and a single-hole bolt connecting hole 43 according to the shapes, and are convenient to adapt and adjust according to different types of hole forms of the transverse plate 7.
Wherein, the U-shaped connecting piece 14 is welded with the transverse plate 7, so that the U-shaped connecting piece 14 and the transverse plate 7 are fixed more stably.
The cross arm connecting piece 1 is manufactured through a hot forging process, and the hot forging process is beneficial to improving the plasticity and the mechanical property of the cross arm connecting piece 1.
The working principle is as follows:
the longitudinal plate 8 of the cross arm 6 is fixedly connected with the telegraph pole through a hoop 13 penetrating through a waist-shaped hole 12 of the longitudinal plate, wherein a round hole 11 on the longitudinal plate 8 can be connected with other components through a bolt, the type of a cross plate connecting hole 9 on the cross plate 7 is determined, a cross arm connecting piece 1 of an integrated hot forging whole body 3 with a bolt connecting hole 4 with a corresponding shape is selected, the cross arm connecting piece 1 is placed at two ends of the cross plate 7 of the cross arm 6, the bolt connecting hole 4 and the cross plate connecting hole 9 are aligned, a length adjusting hole 5 and a cross plate waist-shaped hole 10 are aligned, the bolt respectively penetrates through the bolt connecting hole 4, the cross plate connecting hole 9, the length adjusting hole 5 and the cross plate waist-shaped hole 10 to fix the cross arm connecting piece 1 and the cross plate 7, when the length of the cross arm connecting piece 1 needs to be adjusted, a fixing bolt between the cross arm connecting piece 1 and the cross plate connecting hole 7 is removed, the relative, after the length of the cross arm is adjusted to a proper position, the bolt penetrates through the length adjusting hole 5 and the transverse plate waist-shaped hole 10 to fix the cross arm connecting piece 1 and the transverse plate 7, and after the cross arm connecting piece 1 and the transverse plate 7 are fixed, the cross arm connecting piece can be connected with a strain insulator or a suspension insulator through the elliptical ring 2 and the U-shaped connecting piece 14.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The cross arm connecting piece is characterized by comprising a cross arm (6) and a cross arm connecting piece (1), wherein the cross arm connecting piece (1) is formed by fixedly connecting an integrated hot-forged whole body (3) and an elliptical ring (2), the bottom of the integrated hot-forged whole body (3) is provided with a length adjusting hole (5), and a bolt connecting hole (4) is formed above the length adjusting hole (5) of the integrated hot-forged whole body (3);
the cross arm (6) is formed by welding the transverse plate (7) and the longitudinal plate (8) perpendicularly, the transverse plate connecting holes (9) matched with the bolt connecting holes (4) are symmetrically formed in the two ends of the transverse plate (7), the transverse plate connecting holes (10) matched with the adjusting length holes (5) are symmetrically formed in the positions, below the transverse plate connecting holes (9), of the two ends of the transverse plate (7), the transverse plate (7) is located between the two transverse plate waist-shaped holes (10) and fixedly connected with U-shaped connecting pieces (14), a plurality of round holes (11) are symmetrically formed in the positions, at the two ends of the longitudinal plate (8), of the round holes (11), the longitudinal plate waist-shaped holes (12) are formed in the positions, below the round holes (11), and the hoops (13) are arranged in the longitudinal plate waist-shaped holes (12) in a penetrating.
2. The cross-arm connector of claim 1, wherein: the bottom of the integral hot forging whole body (3) is provided with a round angle.
3. The cross-arm connector of claim 1, wherein: the bolt connecting hole (4) is divided into two hole connecting bolt connecting holes (41), two hole pinching independent bolt connecting holes (42) and a single hole bolt connecting hole (43) according to the shape.
4. The cross-arm connector of claim 1, wherein: the U-shaped connecting piece (14) is welded with the transverse plate (7).
5. The cross-arm connector of claim 1, wherein: the cross arm connecting piece (1) is manufactured through a hot forging process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896270.6U CN212773724U (en) | 2020-05-25 | 2020-05-25 | Cross arm connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896270.6U CN212773724U (en) | 2020-05-25 | 2020-05-25 | Cross arm connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212773724U true CN212773724U (en) | 2021-03-23 |
Family
ID=75068755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020896270.6U Active CN212773724U (en) | 2020-05-25 | 2020-05-25 | Cross arm connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212773724U (en) |
-
2020
- 2020-05-25 CN CN202020896270.6U patent/CN212773724U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230331 Address after: 057152 west of liuhan village, liuhan Township, Yongnian District, Handan City, Hebei Province Patentee after: Handan Yutong Fastener Co.,Ltd. Address before: 056000 No.8 Jiankang East Street, Linmingguan Town, Yongnian County, Handan City, Hebei Province Patentee before: Liu Yaodong |
|
| TR01 | Transfer of patent right |