CN216974366U

CN216974366U - Composite cross arm

Info

Publication number: CN216974366U
Application number: CN202220466357.9U
Authority: CN
Inventors: 钱方良; 吴国强; 沈季明; 诸楷; 王旭琪; 史国栋; 杨孝东
Original assignee: HUZHOU FEIJIAN TOWER MANUFACTURING CO LTD
Current assignee: HUZHOU FEIJIAN TOWER MANUFACTURING CO LTD
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-07-15
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses a composite cross arm which comprises a first cross arm and a second cross arm, wherein the first cross arm and the second cross arm respectively comprise an arc-shaped plate and a transverse plate which are of C-shaped structures, a supporting frame is horizontally fixed on the circumferential surface of the arc-shaped plate, the transverse plate is horizontally detachably assembled on the supporting frame, an assembling stud is vertically arranged on the top surface of the transverse plate, an installing screw hole plate is horizontally fixed at one end of the transverse plate, and a lightning rod is vertically detachably assembled on the installing screw hole plate. The utility model can be expanded according to the requirement, improves the flexibility and expansibility of installation and facilitates later-stage assembly and connection.

Description

Composite cross arm

Technical Field

The utility model relates to the technical field of cross arms, in particular to a composite cross arm.

Background

The cross arm is important component part among the shaft tower, and its effect is used for installing insulator and gold utensil to supporting wire, lightning conductor, and make it keep certain safe distance according to the regulation, current cross arm for the shaft tower is single function mostly, can not use single cross arm to carry out fixed connection, leads to the stability of later stage use and installation functional comparatively single, and flexibility and scalability are not good.

Therefore, a composite cross arm is needed, which can be expanded as required, improves the flexibility and expansibility of installation, and facilitates later-stage assembly and connection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a composite cross arm, and aims to solve the problems that the existing cross arm for a tower mostly has a single function, cannot be fixedly connected by using a single cross arm, and has the disadvantages of single stability and installation functionality, poor flexibility and poor expandability in the later period.

The utility model is realized in the following way:

the utility model provides a compound cross arm, includes first cross arm and second cross arm, and first cross arm and second cross arm all include the arc and the diaphragm of C type structure, and the periphery of arc is improved level and is fixed with a frame, and the level can be dismantled the equipment and has been equipped with the diaphragm on a frame, and the vertical equipment double-screw bolt that is provided with on the top surface of diaphragm, the one end level of diaphragm are fixed with the installation screw hole board, and the vertical removable assembly that unloads on the installation screw hole board has the lightning rod.

Furthermore, both ends of the arc-shaped plate are fixed with locking screw hole plates, the adjacent locking screw hole plates of the arc-shaped plate are fixedly connected through bolts, and rubber strips are bonded on the inner circumference of the arc-shaped plate. The screw has been seted up at the middle part of locking screwed plate, and the perpendicular outside fixed connection of tip of locking screwed plate and arc simultaneously, the adjacent locking screwed plate of arc passes through bolt fixed connection to convenient adjacent locking screwed plate centre gripping is installed on the pole, and it has the rubber strip to bond on the interior circumference of arc, helps preventing that the arc from appearing sliding, and then the stability when leading to the later stage use descends.

Furthermore, two screw hole supporting plates are horizontally arranged on the vertical end face of the supporting frame and are fixedly connected with the vertical end face of the supporting frame. Two screw extension boards level sets up relatively for the centre gripping supports the cross arm, does benefit to the later stage simultaneously and changes the diaphragm of dismantling different length as required.

Furthermore, one end of the transverse plate is horizontally fixed with a screw hole insertion block, and the screw hole insertion block is horizontally inserted between the two screw hole supporting plates. Thereby make things convenient for the horizontal grafting of later stage to fix and do benefit to the later stage and carry out the equipment connection, conveniently change simultaneously.

Furthermore, a connecting bolt is arranged on the screw hole supporting plate in a penetrating mode through vertical threads, and the connecting bolt penetrates through the screw hole supporting plate and the screw hole inserting block in an assembling mode. The transverse plates are used for assembling and connecting.

Furthermore, a mounting stud is vertically fixed on the bottom surface of the lightning rod and is in threaded assembly connection with the mounting threaded hole plate. The lightning rod and the transverse plate are convenient to assemble in the later period, the bottom end of the mounting stud is fixed with a metal hole ring, and the metal hole ring is used for connecting a conducting wire for lightning protection.

Compared with the prior art, the utility model has the beneficial effects that: when the composite cross arm is used, the arc plates at one ends of the first cross arm and the second cross arm are oppositely clamped on an electric pole, the first cross arm and the second cross arm penetrate through a locking screw hole plate by utilizing bolt threads to be locked and clamped and fixed on the electric pole, then the cross plates are respectively assembled and connected on the arc plates of the first cross arm and the second cross arm, other installation original components are assembled and connected by utilizing the assembling screw bolts arranged on the cross plates, and then the lightning rod is assembled and connected by utilizing the screw hole support plate, so that the composite cross arm can be expanded according to needs, the flexibility and expansibility of installation are improved, the later-stage assembly and connection are convenient, and the problems that most of the existing cross arms for the tower are single functions, the single cross arms cannot be used for fixed connection, the stability and the functionality of installation in the later stage are single, and the flexibility and the expandability are poor are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an exploded structure of the present invention;

FIG. 3 is an exploded view of a second cross arm according to an embodiment of the present invention;

FIG. 4 is an exploded view of the cross plate according to the embodiment of the present invention.

In the figure: 1. a first cross arm; 2. a second cross arm; 3. an arc-shaped plate; 31. supporting a frame; 32. locking the screw hole plate; 33. a screw hole support plate; 34. a connecting bolt; 35. a rubber strip; 4. a transverse plate; 41. a screw hole insert block; 42. assembling a stud; 43. mounting a screw hole plate; 44. a lightning rod; 45. and (6) mounting the stud.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a composite cross arm includes a first cross arm 1 and a second cross arm 2, the first cross arm 1 and the second cross arm 2 both include an arc 3 and a transverse plate 4 of a C-shaped structure, a support frame 31 is horizontally fixed on the circumferential surface of the arc 3, the transverse plate 4 is horizontally detachably assembled on the support frame 31, an assembling stud 42 is vertically arranged on the top surface of the transverse plate 4, an installing stud plate 43 is horizontally fixed on one end of the transverse plate 4, and a lightning rod 44 is vertically detachably assembled on the installing stud plate 43.

When the composite cross arm is used, the arc plates 3 at one ends of the first cross arm 1 and the second cross arm 2 are oppositely clamped on an electric pole in use, bolt threads penetrate through the locking screw hole plate 32 to be clamped and fixed on the electric pole, then the cross plates 4 are respectively assembled and connected on the arc plates 3 of the first cross arm 1 and the second cross arm 2, other installation elements are assembled and connected by the assembling studs 42 arranged on the cross plates 4, and then the lightning rod 45 is assembled and connected by the screw hole support plate 33, so that expansion can be performed as required, the flexibility and expansibility of installation are improved, and later-stage assembly and connection are facilitated.

Referring to fig. 3, the locking screw hole plates 32 are fixed at both ends of the arc plate 3, the locking screw hole plates 32 adjacent to each other of the arc plate 3 are fixedly connected by bolts, and the inner circumference of the arc plate 3 is bonded with a rubber strip 35.

And then all be fixed with locking screw plate 32 through the both ends of arc 3, the screw has been seted up at locking screw plate 32's middle part, the perpendicular outside fixed connection of tip of locking screw plate 32 and arc 3 simultaneously, the adjacent locking screw plate 32 of arc 3 passes through bolt fixed connection, thereby make things convenient for adjacent locking screw plate 32 centre gripping to install on the pole, it has rubber strip 35 to bond on the interior circumference of arc 3, help preventing that slip from appearing in arc 3, and then the stability when leading to the later stage use descends.

Referring to fig. 3, two screw hole support plates 33 are horizontally disposed on the vertical end surface of the support frame 31, and the two screw hole support plates 33 are fixedly connected to the vertical end surface of the support frame 31.

And then be provided with two screw extension boards 33 through the vertical terminal surface of a frame 31 is improved level, two screw extension boards 33 and the vertical terminal surface fixed connection of a frame 31, two screw extension boards 33 level set up relatively for the centre gripping supports the cross arm, does benefit to the later stage simultaneously and changes the diaphragm 4 of dismantling different length as required.

Referring to fig. 4, a screw hole insertion block 41 is horizontally fixed at one end of the transverse plate 4, and the screw hole insertion block 41 is horizontally inserted between the two screw hole support plates 33.

And then be fixed with screw inserted block 41 through the one end level of diaphragm 4, screw inserted block 41 level is pegged graft between two screw extension boards 33 to make things convenient for later stage level grafting fixed to do benefit to the later stage and carry out the assembled joint, conveniently change simultaneously.

Referring to fig. 4, the screw hole support plate 33 is provided with a connecting bolt 34 through vertical threads, and the connecting bolt 34 is assembled and connected with the screw hole support plate 33 and the screw hole insert 41 through vertical threads.

And a connecting bolt 34 is installed on the screw hole support plate 33 in a penetrating mode through vertical threads, and the connecting bolt 34 penetrates through the screw hole support plate 33 and the screw hole insertion block 41 in an assembling mode to be used for assembling and connecting the transverse plate 4.

Referring to fig. 4, a mounting stud 45 is vertically fixed on the bottom surface of the lightning rod 44, and the mounting stud 45 is in threaded assembly connection with the mounting screw hole plate 43.

And then vertically be fixed with installation double-screw bolt 45 on the bottom surface through lightning rod 44, installation double-screw bolt 45 and installation screw hole board 43 screw thread equipment are connected, the later stage equipment lightning rod 44 and diaphragm 4 of being convenient for, and installation double-screw bolt 45 bottom is fixed with the metal eyelet simultaneously, utilizes the metal eyelet to connect the conductor wire for the lightning protection.

The working principle is as follows: when the composite cross arm is used, the arc plates 3 at one ends of the first cross arm 1 and the second cross arm 2 are oppositely clamped on an electric pole in use, bolt threads penetrate through the locking screw hole plates 32 to be clamped and fixed on the electric pole, then the cross plates 4 are respectively assembled and connected on the arc plates 3 of the first cross arm 1 and the second cross arm 2, other installation elements are assembled and connected by the assembling screw bolts 42 arranged on the cross plates 4, and then the lightning rod 45 is assembled and connected by the screw hole support plates 33

The device obtained by the design can basically meet the requirements of expanding according to the needs, improving the flexibility and expansibility of installation and facilitating the use of the composite cross arm assembled and connected in the later period, but the designer further improves the device according to the aim of further improving the function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A composite cross arm is characterized in that: including first cross arm (1) and second cross arm (2), first cross arm (1) and second cross arm (2) all include arc (3) and diaphragm (4) of C type structure, the periphery of arc (3) is improved level and is fixed with a frame (31), it has to go up the level and can dismantle the equipment to prop up frame (31) diaphragm (4), vertically on the top surface of diaphragm (4) be provided with equipment double-screw bolt (42), the one end level of diaphragm (4) is fixed with installation screw hole board (43), vertical dismantlement equipment has lightning rod (44) on installation screw hole board (43).

2. A composite cross arm according to claim 1, wherein the two ends of the arc-shaped plate (3) are fixed with locking screw hole plates (32), the adjacent locking screw hole plates (32) of the arc-shaped plate (3) are fixedly connected through bolts, and the inner circumference of the arc-shaped plate (3) is adhered with rubber strips (35).

3. A composite cross arm according to claim 2, wherein two screw hole support plates (33) are horizontally arranged on the vertical end surface of the support frame (31), and the two screw hole support plates (33) are fixedly connected with the vertical end surface of the support frame (31).

4. A composite cross arm according to claim 3, wherein one end of the cross plate (4) is horizontally fixed with a screw hole insert block (41), and the screw hole insert block (41) is horizontally inserted between the two screw hole support plates (33).

5. A composite cross arm according to claim 4, wherein the screw hole support plate (33) is provided with a connecting bolt (34) through vertical threads, and the connecting bolt (34) is connected through the screw hole support plate (33) and the screw hole insert block (41) in an assembling way through vertical threads.

6. A composite cross arm according to claim 1, wherein a mounting stud (45) is vertically fixed on the bottom surface of the lightning rod (44), and the mounting stud (45) is in threaded assembly connection with the mounting screw hole plate (43).