CN217848789U

CN217848789U - Adjustable cable erection cross arm

Info

Publication number: CN217848789U
Application number: CN202221155000.5U
Authority: CN
Inventors: 于琦乐
Original assignee: Yueyang Electric Power Survey & Design Institute Co ltd
Current assignee: Yueyang Electric Power Survey & Design Institute Co ltd
Priority date: 2022-05-15
Filing date: 2022-05-15
Publication date: 2022-11-18
Anticipated expiration: 2032-05-15

Abstract

The utility model discloses an adjustable cable erection cross arm, which belongs to the technical field of power equipment, and comprises a main cross arm, wherein both side ends of the main cross arm are provided with extension blocks, cross arm mounting holes are drilled on the two extension blocks and the main cross arm, a synchronization mechanism and a fixing component are arranged between the two extension blocks and the main cross arm, the synchronization mechanism is used for simultaneously stretching the two extension blocks, and the fixing component is used for fixing the two extension blocks; the utility model discloses in, two extend the both sides that the piece is located main cross arm, two extend the piece and pass through the extension that synchronizing mechanism can be synchronous, extend two after the piece and pass through fixed subassembly fixed, make things convenient for setting up of cable, make and keep good interval between the insulator, avoid needing loaded down with trivial details dismantlement to change the cross arm when setting up the cable, influence work efficiency's problem.

Description

Adjustable cable erection cross arm

Technical Field

The utility model relates to a power equipment technical field, more specifically say, relate to an adjustable cable erection cross arm.

Background

The horizontal fixed angle bar in cable erection top has the vase above, is used for supporting overhead wire, the effect of cross arm: 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. The length of current cross arm is fixed, can't adjust, need dismantle when addding the cable and change the cross arm, leads to the change process loaded down with trivial details, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims at providing an adjustable cable erection cross arm aims at solving the above-mentioned problem that exists among the prior art.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides an adjustable cable erection cross arm, includes main cross arm, the both sides end of main cross arm all is provided with extends the piece, two it has all dug the cross arm mounting hole, two to extend on piece and the main cross arm extend and be provided with lazytongs and fixed subassembly between piece and the main cross arm, lazytongs is used for tensile two extension pieces simultaneously, fixed subassembly is used for fixed two extension pieces.

As a preferred scheme of the utility model, lazytongs is including fixed frame, gear and two racks, fixed frame fixed connection is in the inside of main cross arm, gear revolve connects in fixed frame, two the rack is fixed connection respectively in two inner walls that the extension piece is close to mutually, and two racks are the alternating expression and distribute and mesh mutually with the gear.

As a preferred scheme of the utility model, two all excavate the spout on the rack, the equal fixedly connected with fixed strip of both sides wall of main cross arm, and two spouts sliding connection respectively on two fixed strips.

As a preferred scheme of the utility model, fixed subassembly includes two sets of fixed orificess, two dead levers and two fixing bolt, and is two sets of the fixed orificess is all dug in a lateral wall of main cross arm, two the dead lever is fixed connection respectively on two extension pieces, two fixing bolt is threaded connection respectively on two dead levers and corresponding with two sets of fixed orifices.

As a preferred scheme of the utility model, two equal a set of inserted bar of fixedly connected with on the extension piece, two sets of inserted blocks of fixedly connected with on the main cross arm, and two sets of inserted bars slide respectively and peg graft in two groups of inserted blocks.

As a preferred scheme of the utility model, a side end fixedly connected with mount of main cross arm, it has two fixed mounting holes to cut on the mount.

Compared with the prior art, the utility model has the advantages of:

in the utility model, when the cable needs to be added, the fixing component is opened to pull any one extension block, the two extension blocks simultaneously extend to the two sides of the main cross arm, the distance of the two extension blocks extending through the synchronizing mechanism is the same, then the two extension blocks are fixed through the fixing component, the insulator supporting cable is installed through a plurality of cross arm installation holes on the main cross arm and the two extension blocks, and the two extension blocks after extension can keep a certain distance between the insulators; the utility model discloses in, two extend the both sides that the piece is located main cross arm, two extend the extension that the piece can be synchronous through lazytongs, two after extending extend the piece fixed through fixed subassembly, make things convenient for setting up of cable, make and keep good interval between the insulator, avoid needing loaded down with trivial details dismantlement to change the cross arm when setting up the cable, influence work efficiency's problem.

Drawings

Fig. 1 is a first perspective view of the present invention;

fig. 2 is a second perspective view of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is a bottom sectional view of the present invention.

The reference numbers in the figures illustrate:

1. a main cross arm; 2. an extension block; 3. a cross arm mounting hole; 4. a fixing frame; 5. a gear; 6. a rack; 7. a chute; 8. a fixing strip; 9. a fixing hole; 10. a fixing rod; 11. fixing the bolt; 12. inserting a rod; 13. inserting a block; 14. a fixed mount; 15. and fixing the mounting hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example (b):

referring to fig. 1-4, an adjustable cable erection cross arm includes a main cross arm 1, two side ends of the main cross arm 1 are provided with extension blocks 2, cross arm mounting holes 3 are drilled on the two extension blocks 2 and the main cross arm 1, a synchronization mechanism and a fixing component are arranged between the two extension blocks 2 and the main cross arm 1, the synchronization mechanism is used for simultaneously stretching the two extension blocks 2, and the fixing component is used for fixing the two extension blocks 2.

In this embodiment, when the cable needs to be added, through opening fixed subassembly, pull arbitrary one and extend piece 2, two extend piece 2 extend to main cross arm 1's both sides simultaneously, and the distance that two extend piece 2 extend through the lazytongs is the same, then fix two and extend piece 2 through fixed subassembly, through main cross arm 1 and the installation of a plurality of cross arm mounting holes 3 on two extension pieces 2 insulator support cable, two extension piece 2 after the extension can make and keep certain interval between the insulator.

Concretely, lazytongs includes fixed frame 4, gear 5 and two racks 6, and fixed frame 4 fixed connection is in main cross arm 1's inside, and gear 5 rotates to be connected in fixed frame 4, and two racks 6 fixed connection are respectively in the inner wall that two extension blocks 2 are close to mutually, and two racks 6 are the staggered form and distribute and mesh mutually with gear 5.

In this embodiment, when any one extension block 2 is pulled, the extension block 2 can drive one rack 6 to move, two racks 6 can move simultaneously through the gear 5, and the two racks 6 move to make the two extension blocks 2 far away from each other, so that the two extension blocks 2 are extended to keep a certain distance between insulators.

Specifically, all excavate spout 7 on two racks 6, the equal fixedly connected with fixed strip 8 of both sides wall of main cross arm 1, and two spout 7 sliding connection respectively are on two fixed strip 8.

In this embodiment, two racks 6 can slide on two fixed strips 8 respectively through two chutes 7 when sliding, and the sliding connection of two chutes 7 and two fixed strips 8 makes the removal of two racks 6 more stable, makes things convenient for two extension blocks 2 to extend.

Specifically, the fixing assembly comprises two groups of fixing holes 9, two fixing rods 10 and two fixing bolts 11, the two groups of fixing holes 9 are all cut in one side wall of the main cross arm 1, the two fixing rods 10 are fixedly connected to the two extending blocks 2 respectively, and the two fixing bolts 11 are respectively in threaded connection with the two fixing rods 10 and correspond to the two groups of fixing holes 9.

In this embodiment, when the two extension blocks 2 extend, the two extension blocks 2 can respectively drive the two fixing bolts 11 to move through the two fixing rods 10, the two fixing bolts 11 respectively correspond to one fixing hole 9 of each group, and the two fixing rods 10 are fixed by screwing the two fixing bolts 11 into the corresponding fixing holes 9, so that the two extension blocks 2 are kept stable after extending.

Specifically, two extend on the piece 2 equal fixedly connected with a set of inserted bar 12, main cross arm 1 goes up two sets of inserted blocks 13 of fixedly connected with, and two sets of inserted bars 12 slide respectively and peg graft in two sets of inserted blocks 13.

In this embodiment, two extension pieces 2 can make two sets of inserted bars 12 slide in two sets of inserted blocks 13 respectively when extending, and two sets of inserted bars 12 and two sets of inserted blocks 13 make two movements that extend piece 2 more stable, play certain supporting effect to two extension pieces 2 simultaneously.

Specifically, one side end of the main cross arm 1 is fixedly connected with a fixing frame 14, and two fixing and mounting holes 15 are drilled in the fixing frame 14.

In this embodiment, the whole cross arm is mounted on the cable bar through the fixing frame 14, and the two fixing holes 15 are connected with the fixing member through screws so that the fixing frame 14 is fixed on the cable bar.

The working principle is as follows: when a cable needs to be added, any one of the extension blocks 2 is pulled, the two extension blocks 2 simultaneously extend to two sides of the main cross arm 1, when any one of the extension blocks 2 is pulled, the extension block 2 can drive one rack 6 to move, the two racks 6 can simultaneously move through the gear 5, the two racks 6 move to enable the two extension blocks 2 to be far away, and therefore the two extension blocks 2 are extended, meanwhile, the two extension blocks 2 can respectively drive two fixing bolts 11 to move through the two fixing rods 10, the two fixing bolts 11 respectively correspond to one fixing hole 9 of each group, the two fixing rods 10 are fixed by screwing the two fixing bolts 11 into the corresponding fixing holes 9, and therefore the two extension blocks 2 are kept stable after being extended, insulator supporting cables are installed through the main cross arm 1 and the cross arm installation holes 3 on the two extension blocks 2, and the two extension blocks 2 after being extended can keep a certain distance between insulators.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides an adjustable cable erection cross arm, includes main cross arm (1), its characterized in that: the two sides of the main cross arm (1) are provided with extension blocks (2), two cross arm mounting holes (3) are formed in the extension blocks (2) and the main cross arm (1), a synchronizing mechanism and a fixing assembly are arranged between the extension blocks (2) and the main cross arm (1), the synchronizing mechanism is used for stretching the two extension blocks (2) at the same time, and the fixing assembly is used for fixing the two extension blocks (2).

2. The adjustable cable erection cross arm of claim 1, wherein: the synchronizing mechanism comprises a fixed frame (4), a gear (5) and two racks (6), the fixed frame (4) is fixedly connected inside the main cross arm (1), the gear (5) is rotatably connected in the fixed frame (4), the racks (6) are respectively and fixedly connected to the inner walls of the two extending blocks (2) which are close to each other, and the two racks (6) are distributed in a staggered manner and meshed with the gear (5).

3. The adjustable cable erection cross arm of claim 2, wherein: two all excavate on rack (6) and have spout (7), the equal fixedly connected with fixed strip (8) of both sides wall of main cross arm (1), and two spout (7) sliding connection respectively on two fixed strip (8).

4. The adjustable cable erection cross arm of claim 3, wherein: the fixing assembly comprises two groups of fixing holes (9), two fixing rods (10) and two fixing bolts (11), the fixing holes (9) are formed in one side wall of the main cross arm (1), the fixing rods (10) are fixedly connected to the two extending blocks (2) respectively, and the fixing bolts (11) are in threaded connection with the two fixing rods (10) respectively and correspond to the two groups of fixing holes (9).

5. The adjustable cable erection cross arm of claim 4, wherein: two extend on the piece (2) equal fixedly connected with a set of inserted bar (12), two sets of inserted blocks (13) of fixedly connected with are gone up in main cross arm (1), and two sets of inserted bars (12) slide respectively and peg graft in two sets of inserted blocks (13).

6. The adjustable cable erection cross arm of claim 5, wherein: one side end fixedly connected with mount (14) of main cross arm (1), it has two fixed mounting holes (15) to cut on mount (14).