Composite insulating cross arm for electric power engineering

Abstract

The utility model relates to the technical field of cross arms, and provides a composite insulating cross arm for electric power engineering, which comprises a cross arm body. The two sliding grooves are formed in the symmetrical positions of the surface of one side of the cross arm body. The cross arm further comprises an installation part which is arranged on the surface of the cross arm body. According to the utility model, when a cable is in contact with a baffle plate, the baffle plate falls due to gravity, so that the baffle plate moves in a limiting groove due to a second spring, and when the cable is in contact with a convex block, a movable plate is driven by gravity to be matched with a first spring to move downwards, so that a limiting column in an arc-shaped groove moves; the connecting rod is inclined in the notch with the positioning shaft as a fixed point and makes contact with the connecting piece in the mounting groove, the connecting piece moves upwards along the mounting groove and makes contact with the surface of one side of the baffle, the baffle is limited, locking of the cable is completed, the phenomenon that the cable slides off when an accident occurs is prevented, and the safety performance is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cross arm technical field especially, it relates to a composite insulating cross arm for electric power engineering. BACKGROUND

[0002] Cross arm is the important component part in pole tower, its function is used to install insulator and hardware, to support conductor, lightning conductor, and makes it keep certain safety distance according to the stipulation, to facilitate the distribution erection of multiple electric wires.

[0003] In the prior art, part of the existing insulating cross arm cannot adjust the number of insulators according to the number of lines, and the spacing between the insulators cannot be adjusted, and the insulators on part of the cross arm cannot limit the cable, when the cable has unexpected problems, it is easy to slide and cause danger, therefore, a convenient cross arm needs to be proposed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a cross arm, which can adjust the number of insulators according to the number of lines, and the spacing between the insulators can be adjusted, and the insulators on the cross arm can limit the cable, which solves the problem that the existing cross arm cannot adjust the number of insulators according to the number of lines, and the spacing between the insulators cannot be adjusted.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cross arm body; two sliding grooves are symmetrically arranged on one side surface of the cross arm body; further comprising:

[0006] A mounting member is arranged on the surface of the cross arm body, and a plurality of sliding blocks are slidably arranged in the cross arm body;

[0007] A plurality of threaded grooves are arranged on one side surface of the plurality of sliding blocks, a plurality of bolts are threadedly sleeved in the plurality of threaded grooves, a plurality of gaskets are movably sleeved on the surfaces of the plurality of bolts, and the plurality of gaskets are movably connected to the surface of the cross arm body near the sliding grooves.

[0008] Preferably, one side surface of the plurality of sliding blocks is provided with an insulator body, and an inner wall of the symmetric part of the plurality of insulator bodies is provided with a notch.

[0009] The technical effect of the above-mentioned further scheme is that the insulator body is fixed by the sliding block, and the notch arranged in the insulator body facilitates the limiting of the internal parts.

[0010] Preferably, a plurality of positioning shafts are fixedly arranged in the plurality of notches, and a plurality of connecting rods are bearingly sleeved on the outer surfaces of the plurality of positioning shafts.

[0011] The technical effect of the further scheme is that the positioning shaft on the inner wall of the notch positions the connecting rod.

[0012] Preferably, a plurality of limiting columns are arranged at the symmetrical positions of the end surfaces of the connecting rods, and a plurality of limiting grooves are arranged in the inner walls of the symmetrical positions of the insulator bodies.

[0013] The technical effect of the further scheme is that the limiting columns arranged on the surfaces of the connecting rods facilitate the limiting work, and the limiting grooves arranged in the inner walls of the insulator bodies limit the internal parts.

[0014] Preferably, a plurality of baffle plates are slidably arranged in the inner walls of the limiting grooves, and a plurality of springs II are arranged at the symmetrical positions of the side surfaces of the baffle plates.

[0015] The technical effect of the further scheme is that the limiting grooves limit the baffle plates, and the baffle plates fix the springs II.

[0016] Preferably, one end of a plurality of the springs II is fixedly arranged on the inner walls of the limiting grooves, and a plurality of mounting grooves are arranged in the inner walls of the limiting grooves.

[0017] The technical effect of the further scheme is that the limiting grooves fix the springs II, and the mounting grooves arranged in the inner walls of the limiting grooves facilitate the limiting of the internal parts.

[0018] Preferably, a plurality of connecting pieces are movably arranged in the interiors of the mounting grooves, and one end of a plurality of the connecting pieces is movably connected to the surface of the connecting rod.

[0019] The technical effect of the further scheme is that when the connecting rod moves, the connecting piece moves along the mounting groove.

[0020] Preferably, a plurality of springs I are arranged in the inner walls of the insulator bodies, and a plurality of moving plates are arranged at the end surfaces of the springs I.

[0021] The technical effect of the further scheme is that the two ends of the spring I are respectively connected to the surface of the insulator body and the moving plate, which facilitates the resetting work.

[0022] Preferably, a plurality of the moving plates are slidably arranged in the interiors of the insulator bodies, and a plurality of arc-shaped grooves are arranged in the inner walls of the symmetrical positions of the moving plates.

[0023] The technical effect of the further scheme is that the insulator body limits the moving plate, and the arc-shaped grooves arranged in the inner walls of the moving plate facilitate the limiting of the internal parts.

[0024] Preferably, a plurality of the arc-shaped grooves are movably arranged on the surface of the limiting column, and a plurality of protrusions are arranged on the moving plates.

[0025] The technical effect of the further scheme is that the arc-shaped groove limits the limiting column, and the moving plate is driven to move when the cable contacts the protrusion.

[0026] Compared with the prior art, the utility model has the advantages and positive effects that,

[0027] 1. In the utility model, the mounting member is installed on the telegraph pole by cooperating with the parts such as the nut and the screw, the sliding block is installed in the inside of the cross arm body, one end of the bolt is aligned with the threaded groove for installation, the gasket on the surface of the bolt is in contact with the cross arm body, the positioning work of the sliding block is completed, when the position needs to be adjusted, the bolt is reversely rotated, so that the gasket is separated from the surface of the cross arm body, the position of the sliding block is adjusted, and the operation is simple.

[0028] 2. In the utility model, when the cable contacts the baffle, the baffle moves in the inside of the limiting groove due to gravity, when the cable contacts the protrusion, the moving plate is driven to move downward by gravity, the limiting column in the arc-shaped groove moves in position, the connecting rod is inclined in the slot opening with the positioning shaft as the fixed point, is in contact with the connecting piece in the installation groove, the connecting piece moves upward along the installation groove and is in contact with one side surface of the baffle, the baffle is limited, the locking work of the cable is completed, the phenomenon of sliding is prevented when the cable is accidentally, and the safety performance is improved. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 A side view structural schematic diagram of the composite insulating cross arm for electric power engineering is provided for the utility model;

[0030] Figure 2 A partially expanded structural schematic diagram of the composite insulating cross arm for electric power engineering is provided for the utility model;

[0031] Figure 3 A partial sectional view structural schematic diagram of the composite insulating cross arm for electric power engineering is provided for the utility model;

[0032] Figure 4 A composite insulating cross arm for electric power engineering is provided for the utility model; Figure 2 An enlarged structural schematic diagram of A in the middle.

[0033] LEGEND:

[0034] 1. Crossarm body; 101. Slide groove; 102. Mounting component; 2. Slider; 201. Threaded groove; 2011. Bolt; 2012. Washer; 202. Insulator body; 2021. Groove; 2022. Limiting groove; 2023. Mounting groove; 2024. Connecting component; 2026. Positioning shaft; 2027. Connecting rod; 2028. Limiting post; 203. Spring one; 2031. Moving plate; 2032. Arc groove; 2033. Protrusion; 204. Baffle; 2041. Spring two. Detailed Implementation

[0035] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0036] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0037] Example 1, such as Figures 1 to 4 As shown, this utility model provides a composite insulating crossarm for power engineering, including: a crossarm body 1; two sliding grooves 101, which are symmetrically opened on one side surface of the crossarm body 1; and also including: an mounting member 102, which is disposed on the surface of the crossarm body 1, and a plurality of sliders 2 are slidably embedded inside the crossarm body 1; a plurality of threaded grooves 201, which are opened on one side surface of the plurality of sliders 2, and bolts 2011 are threaded inside the plurality of threaded grooves 201, and washers 2012 are movably fitted on the surface of the plurality of bolts 2011, and the plurality of washers 2012 are movably connected to the surface of the crossarm body 1 near the sliding grooves 101.

[0038] In this embodiment, the mounting component 102 is installed on the utility pole with the help of nuts and bolts. The slider 2 is installed inside the crossarm body 1. One end of the bolt 2011 is aligned with the threaded groove 201 for installation. The washer 2012 on the surface of the bolt 2011 contacts the crossarm body 1 to complete the positioning of the slider 2. When the position needs to be adjusted, the bolt 2011 is rotated in the opposite direction to make the washer 2012 disengage from the surface of the crossarm body 1, thereby adjusting the position of the slider 2. The operation is simple.

[0039] In the embodiment, when the cable contacts the baffle 204, the baffle 204 moves in the limiting groove 2022 due to the spring two 2041 under the action of gravity, when the cable contacts the convex block 2033, the movable plate 2031 moves downward under the action of gravity and cooperates with the spring one 203, the limiting column 2028 in the arc-shaped groove 2032 moves, the connecting rod 2027 tilts in the notch 2021 with the positioning shaft 2026 as the fixed point, the connecting piece 2024 in the mounting groove 2023 contacts, the connecting piece 2024 moves upward along the mounting groove 2023, and one side surface of the baffle 204 is contacted to limit the baffle 204, the locking work of the cable is completed, the phenomenon of sliding off of the cable in case of accident is prevented, and the safety performance is improved.

[0040] In the embodiment, when the cable contacts the baffle 204, the baffle 204 moves in the limiting groove 2022 due to the spring two 2041 under the action of gravity, when the cable contacts the convex block 2033, the movable plate 2031 moves downward under the action of gravity and cooperates with the spring one 203, the limiting column 2028 in the arc-shaped groove 2032 moves, the connecting rod 2027 tilts in the notch 2021 with the positioning shaft 2026 as the fixed point, the connecting piece 2024 in the mounting groove 2023 contacts, the connecting piece 2024 moves upward along the mounting groove 2023, and one side surface of the baffle 204 is contacted to limit the baffle 204, the locking work of the cable is completed, the phenomenon of sliding off of the cable in case of accident is prevented, and the safety performance is improved.

[0041] Working principle: in use, cooperate with the nut and other parts to install the mounting piece 102 on the electric pole, install the slider 2 in the cross arm body 1, install the one end of the bolt 2011 in the threaded groove 201, cooperate with the gasket 2012 on the surface of the bolt 2011 and the cross arm body 1, complete the positioning work of the slider 2, when the position needs to be adjusted, rotate the bolt 2011 reversely, make the gasket 2012 separate from the surface of the cross arm body 1, adjust the position of the slider 2, simple operation, in addition, when the cable contacts the baffle 204, due to gravity, the baffle 204 moves in the limiting groove 2022 due to the spring two 2041, when the cable contacts the convex block 2033, through gravity, drive the moving plate 2031 to move downward with the spring one 203, make the limiting column 2028 in the arc-shaped groove 2032 move, make the connecting rod 2027 tilt in the slot 2021 with the positioning shaft 2026 as the fixed point, contact with the connecting piece 2024 in the installation groove 2023, make the connecting piece 2024 move upward along the installation groove 2023, and contact with the surface of the baffle 204, limit the baffle 204, complete the locking work of the cable, prevent the cable from sliding when the cable is accidentally, improve the safety performance.

[0042] The above is only the preferred embodiment of the present application, and does not limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application still belong to the protection scope of the present application.

Claims

1. A composite insulator cross arm for electrical power engineering, comprising: Cross arm body (1); Two sliding grooves (101) are opened on the symmetrical surface of the cross arm body (1); characterized in that it further comprises: The mounting piece (102) is arranged on the surface of the cross arm body (1), and the inside of the cross arm body (1) is slidably embedded with a plurality of sliding blocks (2); A plurality of threaded grooves (201) are arranged on one side surface of the sliding block (2), a plurality of threaded grooves (201) are internally threaded, a plurality of bolts (2011) are arranged on the surface of the threaded groove (201), a plurality of gaskets (2012) are movably arranged on the surface of the bolt (2011), and a plurality of gaskets (2012) are movably connected to the surface of the cross arm body (1) close to the sliding groove (101).

2. The composite insulator cross arm for electrical power engineering according to claim 1, characterized in that One side surface of the sliding block (2) is provided with an insulator body (202), and the inner wall of the symmetrical part of the insulator body (202) is provided with a notch (2021).

3. The composite insulator cross arm for electrical power engineering according to claim 2, characterized in that The inside of the plurality of notches (2021) is fixedly provided with a positioning shaft (2026), and the outer surface of the plurality of positioning shafts (2026) is bearingly sleeved with a connecting rod (2027).

4. The composite insulator cross arm for power engineering according to claim 3, characterized in that: The symmetrical part of one end surface of the plurality of connecting rods (2027) is provided with a limiting column (2028), and the inner wall of the symmetrical part of the plurality of insulator bodies (202) is provided with a limiting groove (2022).

5. The composite insulator cross arm for electrical power engineering according to claim 4, characterized in that The inner wall of the plurality of limiting grooves (2022) is slidably embedded with a baffle (204), and the symmetrical part of one side surface of the plurality of baffles (204) is provided with a spring (2041).

6. The composite insulator cross arm for electrical power engineering according to claim 5, characterized in that One end of the plurality of spring (2041) is fixedly arranged on the inner wall of the limiting groove (2022), and one side inner wall of the plurality of limiting grooves (2022) is provided with a mounting groove (2023).

7. The composite insulator cross arm for electrical power engineering according to claim 6, characterized in that The inside of the plurality of mounting grooves (2023) is movably embedded with a connecting piece (2024), and one end of the plurality of connecting pieces (2024) is movably connected to the surface of the connecting rod (2027).

8. The composite insulator cross arm for electrical power engineering according to claim 7, characterized in that The inner wall of the plurality of insulator bodies (202) is provided with a spring (203), and one end surface of the plurality of springs (203) is provided with a moving plate (2031).

9. The composite insulator cross arm for electrical power engineering according to claim 8, characterized in that The plurality of moving plates (2031) are slidably embedded in the inside of the insulator body (202), and the inner wall of the symmetrical part of the plurality of moving plates (2031) is provided with an arc-shaped groove (2032).

10. The composite insulator cross arm for electrical power engineering according to claim 9, characterized in that The plurality of arc-shaped grooves (2032) are movably sleeved on the surface of the limiting column (2028), and the plurality of moving plates (2031) are provided with a protruding block (2033).

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