Insulation cross arm convenient for spacing adjustment

Abstract

The utility model discloses an insulating cross arm convenient to adjust spacing, which relates to the field of power transmission engineering, and comprises a support rod, first threaded ends are fixed at two ends of the support rod, first butt joint columns are matched with outer rings of the two first threaded ends, second butt joint columns are connected with one sides, far away from each other, of the two first butt joint columns, and the second butt joint columns are connected with the first butt joint columns. In actual operation, one sides of the two ends of the supporting rod are connected with the first butt-joint columns and the second butt-joint columns so that the length of the supporting rod can be increased, specific installation can be conveniently carried out according to actual conditions, and the supporting rod is convenient to use and high in practicability. In the specific use process, the two second butt joint columns can be directly installed on the first threaded end so that the length of the whole device can be shortened.

Description

Technical Field

[0001] The utility model relates to the field of power transmission engineering, in particular to an insulating cross arm with easy adjustment of spacing. Background Art

[0002] Crossarms are one of the main components of overhead lines. At present, most of the crossarms used in single-circuit overhead lines are iron crossarms. Due to years of wind and rain, iron crossarms will corrode, age, and deform. If they are not replaced in time, the number of power outages due to faults will increase, causing safety hazards to the operation of the power grid.

[0003] Existing insulating cross arms are generally one-piece structures with fixed lengths and sizes during production and installation. The length cannot be adjusted according to actual conditions, which easily reduces installation efficiency.

[0004] Therefore, it is necessary to propose an insulating cross arm with easy-to-adjust spacing to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an insulating cross arm with easy adjustable spacing, so as to solve the problem that the existing insulating cross arms are generally an integrated structure, have fixed lengths and sizes during production and installation, cannot be adjusted in length according to actual conditions, and easily reduce installation efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an insulating cross arm with easy adjustment of spacing, comprising a support rod, both ends of the support rod are fixed with a first threaded end, the outer circles of the two first threaded ends are matched with a first docking column, the ends of the two first docking columns away from each other are connected to a second docking column, the outsides of the two second docking columns and the two first docking columns are both sleeved with an insulating sleeve, the outside of the insulating sleeve is provided with an umbrella skirt, the middle part of the support rod is sleeved with a fixed block, one side of the fixed block is fixed with a connecting plate, one side of the connecting plate is fixed with a plurality of fixing buckles, the inner circles of the plurality of fixing buckles are fixed with a plurality of fixing disks, one side of the plurality of fixing disks is provided with an ejection groove, and an ejection block is telescopically arranged in the ejection groove.

[0007] Preferably, a return spring is connected between the pop-up block and the pop-up slot, a through hole is provided on the fixed block for the support rod to slide through, a fixing screw is provided at the top of the fixed block, and the bottom end of the fixing screw is pressed against the surface of the support rod.

[0008] Preferably, the ends of the two second docking poles that are away from each other are both connected to fixed ends, and the top ends of the two fixed ends are both provided with wiring ports.

[0009] Preferably, the two first docking posts are each provided with a first connecting port on one side close to each other for corresponding connection of the first threaded ends.

[0010] Preferably, the second connecting ports for corresponding cooperation with the second threaded ends are provided on the sides of the second connecting posts that are close to each other.

[0011] Preferably, the support rod is configured to be cylindrical.

[0012] Preferably, a wire groove is provided at the top of the wiring port.

[0013] Technical effects and advantages of the utility model:

[0014] 1. In the actual operation of the utility model, the first docking column and the second docking column are connected on one side of both ends of the support rod to extend the length of the support rod, which is convenient for specific installation according to actual conditions and convenient for personnel to adjust the length of the wiring. When used specifically, the two second docking columns can be directly installed on the first threaded end to shorten the length of the overall device.

[0015] 2. When the fixing buckle is installed on the electric pole, the outer side of the electric pole will squeeze the pop-up block and the reset spring, and the elastic force of the pop-up block and the reset spring will protect and buffer the inner side of the fixing buckle at the same time, thereby increasing the service life. The whole device can be installed on the electric pole or electric tower through the fixing buckle to fix the insulating cross arm, and the fixing block can slide on the support rod. When the position is determined, the position of the fixing block can be fixed by the fixing screw, and the fixing block can be rotated on the support rod to adjust the angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the structure of the insulating cross arm which is convenient for adjusting the spacing.

[0017] Figure 2 It is a structural schematic diagram of the support rod and the second docking column of the utility model.

[0018] Figure 3 For this utility model Figure 1 Schematic diagram of the structure enlarged at point A in the middle.

[0019] Figure 4 It is a structural schematic diagram of the fixing screw of the utility model.

[0020] In the figure: 1. support rod; 2. connecting plate; 3. fixing block; 4. fixing buckle; 5. insulating sleeve; 6. umbrella skirt; 7. fixing end; 8. wiring port; 9. first threaded end; 10. first docking column; 11. second threaded end; 12. first connecting port; 13. second docking column; 14. second connecting port; 15. fixing screw; 16. fixing plate; 17. pop-up block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clarify the technical solutions in the embodiments of the utility model; it is completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides Figure 1-Figure 4 An insulating cross arm that is easy to adjust the spacing is shown, including a support rod 1, both ends of the support rod 1 are fixed with a first threaded end 9, the outer circles of the two first threaded ends 9 are matched with a first docking column 10, the ends of the two first docking columns 10 that are far away from each other are connected to a second docking column 13, the sides of the two first docking columns 10 that are close to each other are provided with a first connecting port 12 corresponding to the first threaded end 9, and the sides of the two second docking columns 13 that are close to each other are provided with a second connecting port 14 corresponding to the second threaded end 11.

[0023] In the actual operation of the utility model, the first docking column 10 and the second docking column 13 are connected on one side of the two ends of the support rod 1 to extend the length of the support rod 1, which is convenient for specific installation according to actual conditions and convenient for personnel to adjust the length of the wiring. During specific use, the two second docking columns 13 can be directly installed on the first threaded end 9 to shorten the length of the overall device.

[0024] The ends of the two second docking poles 13 that are away from each other are connected to the fixed ends 7. The tops of the two fixed ends 7 are provided with wiring ports 8. The tops of the wiring ports 8 are provided with wire grooves. The wiring ports 8 are used to clamp the wires and support the wires.

[0025] The exteriors of the two second docking poles 13 and the two first docking poles 10 are both covered with insulating sleeves 5 , and the exteriors of the insulating sleeves 5 are provided with umbrella skirts 6 . The umbrella skirts 6 and the insulating sleeves 5 can provide insulation protection.

[0026] The middle part of the support rod 1 is sleeved with a fixing block 3, a connecting plate 2 is fixed to one side of the fixing block 3, a plurality of fixing buckles 4 are fixed to one side of the connecting plate 2, a plurality of fixing discs 16 are fixed to the inner rings of the plurality of fixing buckles 4, a pop-up slot is provided on one side of the plurality of fixing discs 16, a pop-up slot is telescopically provided with a pop-up block 17. In the actual operation of the utility model, the whole device can be sleeved on a power pole or a power tower through the fixing buckle 4 to complete the fixing of the insulating cross arm, and the fixing block 3 can slide on the support rod 1. When the position is determined, the fixing screw 15 can be used to fix the position of the fixing block 3, and the fixing block 3 can be rotated on the support rod 1 to adjust the angle.

[0027] A return spring is connected between the pop-up block 17 and the pop-up slot. A through hole is provided on the fixed block 3 for the support rod 1 to slide through. A fixing screw 15 is provided at the top of the fixed block 3, and the bottom end of the fixing screw 15 is pressed tightly against the surface of the support rod 1.

[0028] In the actual operation of the utility model, when the fixing buckle 4 is sleeved on the electric pole, the outer side of the electric pole will squeeze the pop-up block 17 and the return spring, and the elastic force of the pop-up block 17 and the return spring will protect and buffer the inner side of the fixing buckle 4 at the same time, thereby increasing the service life. The support rod 1 is set to be cylindrical.

[0029] Working principle: When the fixing buckle 4 is mounted on the electric pole, the outer side of the electric pole will squeeze the pop-up block 17 and the reset spring, and the elastic force of the pop-up block 17 and the reset spring will protect and buffer the inner side of the fixing buckle 4 at the same time, thereby increasing the service life. The overall device can be mounted on the electric pole or electric tower through the fixing buckle 4 to fix the insulating cross arm, and the fixing block 3 can slide on the support rod 1. When the position is determined, the fixing screw 15 can be used to fix the position of the fixing block 3, and the fixing block 3 can be rotated on the support rod 1 to adjust the angle.

[0030] In the actual operation of the utility model, the first docking column 10 and the second docking column 13 are connected on one side of the two ends of the support rod 1 to extend the length of the support rod 1, which is convenient for specific installation according to actual conditions and convenient for personnel to adjust the length of the wiring. During specific use, the two second docking columns 13 can be directly installed on the first threaded end 9 to shorten the length of the overall device.

Claims

1. An insulating cross arm with easily adjustable spacing, comprising a support rod (1), characterized in that: Both ends of the support rod (1) are fixed with first threaded ends (9), the outer circles of the two first threaded ends (9) are matched with first docking posts (10), the ends of the two first docking posts (10) that are away from each other are connected with second docking posts (13), the exteriors of the two second docking posts (13) and the two first docking posts (10) are sleeved with insulating sleeves (5), the exteriors of the insulating sleeves (5) are provided with umbrella skirts (6), the middle part of the support rod (1) is sleeved with a fixing block (3), one side of the fixing block (3) is fixed with a connecting plate (2), one side of the connecting plate (2) is fixed with a plurality of fixing buckles (4), the inner circles of the plurality of fixing buckles (4) are fixed with a plurality of fixing disks (16), one side of the plurality of fixing disks (16) is provided with an ejection groove, and an ejection block (17) is telescopically arranged in the ejection groove.

2. The insulating cross arm with easy-to-adjust spacing according to claim 1, characterized in that: A return spring is connected between the ejection block (17) and the ejection slot, a through hole is provided on the fixed block (3) for the support rod (1) to slide through, a fixing screw (15) is provided at the top end of the fixed block (3), and the bottom end of the fixing screw (15) is pressed against the surface of the support rod (1).

3. The insulating cross arm with easy-to-adjust spacing according to claim 1, characterized in that: The ends of the two second docking poles (13) that are away from each other are both connected to a fixed end (7), and the top ends of the two fixed ends (7) are both provided with a wiring port (8).

4. The insulating cross arm with easily adjustable spacing according to claim 1, characterized in that: A first connection port (12) for corresponding connection of the first threaded end (9) is provided on the side of the two first docking posts (10) close to each other.

5. The insulating cross arm with easily adjustable spacing according to claim 1, characterized in that: A second connection port (14) for correspondingly mating with the second threaded end (11) is provided on one side of the two second docking posts (13) close to each other.

6. The insulating cross arm with easily adjustable spacing according to claim 1, characterized in that: The support rod (1) is configured to be cylindrical.

7. The insulating cross arm with easily adjustable spacing according to claim 3, characterized in that: A wire groove is provided at the top of the wiring port (8).

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