CN221175870U

CN221175870U - Post insulator accessory

Info

Publication number: CN221175870U
Application number: CN202323134321.4U
Authority: CN
Inventors: 邝金兰; 吴肖清; 陈艳
Original assignee: Shenzhen Frenda Tech Co ltd
Current assignee: Shenzhen Frenda Tech Co ltd
Priority date: 2023-11-21
Filing date: 2023-11-21
Publication date: 2024-06-18
Anticipated expiration: 2033-11-21

Abstract

The utility model provides a post insulator accessory, which is mainly used for installing a post insulator on a cross arm of a telegraph pole, wherein the bottom end of the post insulator is provided with a base, and is characterized by comprising the following components: the fixing piece is used for fixing the base of the column insulator on the cross arm, when the column insulator is fixed, the connecting component is pulled, the first spring stretches and does not exceed the range of the grooves of the first limiting plate and the second limiting plate, the connecting component penetrates through the top end of the column insulator, the four limiting posts are aligned with the four limiting through holes in the base and the top end of the cross arm, the limiting posts are moved to the limiting through holes, the first spring and the second spring stretch, the bolts are screwed, so that the bolts move upwards and enter the circular grooves in the bottom end of the cross arm.

Description

Post insulator accessory

Technical Field

The utility model relates to the technical field of insulators, in particular to a post insulator accessory.

Background

The insulator is a device which is arranged between conductors with different electric potentials or between the conductors and a grounding component and can bear the actions of voltage and mechanical stress, and the insulator with different types has larger differences in structure and appearance, but consists of two parts of an insulating part and a connecting fitting, and the insulator is different in installation mode and can be divided into a suspension insulator and a post insulator. The insulator accessory is a component for fixing and protecting an insulator, and generally comprises the following main components: porcelain insulator, metal parts, silicone rubber sleeve and other accessories such as lock nut, suspension ring, gasket, etc. are used for connecting and fixing insulator, and the main function of insulator accessory is to guarantee the normal work and the life of insulator, provides safe and reliable insulation protection.

The post insulator is a power equipment commonly used in high-voltage transmission lines and is used for supporting and insulating wires, the post insulator is generally used for a linear rod and is generally made of porcelain or composite materials, the base of the post insulator is fixed on a cross arm mainly through four lock nuts by the aid of the existing post insulator, and the mode is complicated in mounting and fixing the post insulator.

Accordingly, there is a need for a new post insulator attachment that addresses the above-described problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a post insulator accessory.

The utility model provides a post insulator accessory which is mainly used for installing a post insulator on a cross arm of a telegraph pole, wherein the bottom end of the post insulator is provided with a base, and the post insulator accessory is characterized by comprising the following components: the fixing piece is used for fixing the base of the column insulator on the cross arm;

The fixing piece comprises a bolt, a connecting assembly and four limiting columns, wherein the four limiting columns penetrate through four limiting through holes formed in the top end of the base and then are inserted into the four limiting through holes formed in the top end of the cross arm, the four limiting columns are fixedly connected with the connecting assembly, and the bolt is in threaded connection with the connecting assembly and enters a circular groove formed in the bottom end of the cross arm when moving upwards.

Preferably, the coupling assembling includes connecting plate, two locating parts and four L template, four L template bottom is four fixed connection respectively limit post top, four L template is four corner distribution and four equal fixed mounting in L template both ends has first spring, the connecting plate top be equipped with circular through-hole with bolt threaded connection, two relative one ends in locating part bottom are in fixed connection respectively the recess inner wall that connecting plate both ends were equipped with.

Preferably, the locating part includes first limiting plate, second limiting plate, U template and second spring, first limiting plate with second limiting plate both ends all are equipped with the recess, and first limiting plate with the second limiting plate is adjacent, first limiting plate with the equal fixed connection of second limiting plate recess inner wall first spring one end, U template one end fixed connection first limiting plate one side, U template other end fixed connection second spring one end and be located connecting plate recess inner chamber, the second spring other end fixed connection is in the recess inner wall that connecting plate one end was equipped with.

Preferably, the limiting through hole is circular and matched with the limiting post.

Preferably, the two first limiting plates are longitudinally distributed on a horizontal plane, and the two second limiting plates are transversely distributed on the horizontal plane.

Preferably, the first spring does not extend beyond the inner cavity of the first limiting plate and the second limiting plate when being stretched.

Compared with the related art, the post insulator accessory provided by the utility model has the following beneficial effects:

The utility model provides a post insulator accessory, which is characterized in that when a post insulator is fixed, a connecting component is pulled, the connecting component passes through the top end of the post insulator, four limiting posts are aligned to four limiting through holes on the base and the top end of a cross arm, the limiting posts are moved to the limiting through holes, a bolt is screwed, and the bolt moves upwards and enters into a circular groove at the bottom end of the cross arm.

Drawings

Fig. 1 is a schematic structural view of a post insulator accessory according to the present utility model;

FIG. 2 is a cross-sectional view of a post insulator attachment according to the present utility model;

FIG. 3 is a schematic structural view of a fixing member;

Fig. 4 is a schematic view of the fixing member in a structural disassembly mode.

Reference numerals in the drawings: 1. a cross arm; 2. a base; 3. a column insulator; 4. a fixing member; 5. a bolt; 6. a first spring; 7. a second spring; 8. a connecting plate; 9. a first limiting plate; 10. a second limiting plate; 11. an L-shaped plate; 12. a limit column; 13. a U-shaped plate; 14. and limiting the through holes.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3, and fig. 4 in combination, fig. 1 is a schematic structural diagram of a post insulator accessory according to the present utility model; FIG. 2 is a cross-sectional view of a post insulator attachment according to the present utility model; FIG. 3 is a schematic structural view of a fixing member; FIG. 4 is a schematic view showing the structure of the fixing member

In a specific implementation process, as shown in fig. 1 to 4, a post insulator accessory is mainly used for installing a post insulator 3 on a cross arm 1 of a telegraph pole, wherein a base 2 is installed at the bottom end of the post insulator 3, and is characterized by comprising: the fixing piece 4 is used for fixing the base 2 of the column insulator 3 on the cross arm 1;

The fixing piece 4 comprises a bolt 5, a connecting assembly and four limiting columns 12, wherein the four limiting columns 12 are respectively inserted into the four limiting through holes 14 arranged at the top end of the cross arm 1 after being provided with the four limiting through holes 14 through the top end of the base 2, the four limiting through holes 14 are round and matched with the four limiting columns 12, the four limiting columns 12 are fixedly connected with the connecting assembly, the bolt 5 is in threaded connection with the connecting assembly, and the bolt 5 enters a round groove arranged at the bottom end of the cross arm 1 when moving upwards;

The connecting assembly comprises a connecting plate 8, two limiting pieces and four L-shaped plates 11, wherein the bottom ends of the four L-shaped plates 11 are respectively and fixedly connected with the top ends of four limiting columns 12, the four L-shaped plates 11 are distributed in four corners, the two ends of the four L-shaped plates 11 are fixedly provided with first springs 6, the top ends of the connecting plate 8 are provided with round through holes in threaded connection with bolts 5, the opposite ends of the bottoms of the two limiting pieces are respectively and fixedly connected with inner walls of grooves formed in the two ends of the connecting plate 8, the limiting pieces comprise a first limiting plate 9, a second limiting plate 10, a U-shaped plate 13 and a second spring 7, grooves are formed in the two ends of the first limiting plate 9 and the second limiting plate 10, the inner walls of the grooves of the first limiting plate 9 and the second limiting plate 10 are fixedly connected with one end of the first spring 6, one end of the U-shaped plate 13 is fixedly connected with one side of the first limiting plate 9, the other end of the U-shaped plate 13 is fixedly connected with one end of the second spring 7 and is positioned in the inner cavity of the groove of the connecting plate 8, the other end of the second spring 7 is fixedly connected with the inner wall of the groove formed in one end of the connecting plate 8, and the U-shaped plate 13 is always in the groove formed in the groove of the connecting plate 8;

the two first limiting plates 9 are longitudinally distributed on the horizontal plane, the two second limiting plates 10 are transversely distributed on the horizontal plane, the first springs 6 do not exceed the groove ranges of the two ends of the first limiting plates 9 and the second limiting plates 10 when being stretched, and the two ends of the L-shaped plate 11 are always located in the inner cavities of the first limiting plates 9 and the second limiting plates 10 when being moved.

The working principle provided by the utility model is as follows: when the column insulator 3 is fixed, the connecting component is pulled, the first spring 6 stretches and does not exceed the groove ranges of the two ends of the first limiting plate 9 and the second limiting plate 10, as one end of the U-shaped plate 13 is fixedly connected with the first limiting plate 9, the other end of the U-shaped plate 13 is fixedly connected with the second spring 7, the second spring 7 stretches and does not exceed the groove cavity of the connecting plate 8, the connecting component penetrates through the top end of the column insulator, the four limiting columns 12 are aligned with the base 2 and the four limiting through holes 14 on the top end of the cross arm 1, the limiting columns 12 move to the limiting through holes 14, the first spring 6 and the second spring 7 stretch, the bolt 5 is screwed, and the bolt 5 moves upwards and enters into the circular groove on the bottom end of the cross arm 1.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a pillar insulator annex, mainly used installs pillar insulator (3) on cross arm (1) of wire pole, wherein base (2) are installed to pillar insulator (3) bottom, its characterized in that includes: the fixing piece (4) is used for fixing the base (2) of the column insulator (3) on the cross arm (1);

the fixing piece (4) comprises a bolt (5), a connecting assembly and four limiting columns (12), wherein the four limiting columns (12) are respectively inserted into the four limiting through holes (14) formed in the top end of the base (2), the four limiting through holes (14) are formed in the top end of the cross arm (1), the four limiting columns (12) are fixedly connected with the connecting assembly, and the bolt (5) is in threaded connection with the connecting assembly and enters a circular groove formed in the bottom end of the cross arm (1) when moving upwards.

2. The post insulator accessory according to claim 1, wherein the connecting assembly comprises a connecting plate (8), two limiting pieces and four L-shaped plates (11), wherein the four bottom ends of the L-shaped plates (11) are fixedly connected with the top ends of four limiting columns (12) respectively, the four L-shaped plates (11) are distributed in four corners, the two ends of the four L-shaped plates (11) are fixedly provided with first springs (6), the top ends of the connecting plate (8) are provided with round through holes and are in threaded connection with the bolts (5), and the opposite ends of the bottoms of the two limiting pieces are fixedly connected with inner walls of grooves formed in the two ends of the connecting plate (8) respectively.

3. The post insulator accessory according to claim 2, wherein the limiting piece comprises a first limiting plate (9), a second limiting plate (10), a U-shaped plate (13) and a second spring (7), grooves are formed in two ends of the first limiting plate (9) and the second limiting plate (10), the first limiting plate (9) and the second limiting plate (10) are adjacent, groove inner walls of the first limiting plate (9) and the second limiting plate (10) are fixedly connected with one end of the first spring (6), one end of the U-shaped plate (13) is fixedly connected with one side of the first limiting plate (9), the other end of the U-shaped plate (13) is fixedly connected with one end of the second spring (7) and is located in a groove inner cavity of the connecting plate (8), and the other end of the second spring (7) is fixedly connected with the groove inner wall formed in one end of the connecting plate (8).

4. A post insulator accessory according to claim 3, characterized in that the limit through hole (14) is circular and matches the limit post (12).

5. Post insulator accessory according to claim 4, characterized in that two of the first limiting plates (9) are longitudinally distributed in a horizontal plane and two of the second limiting plates (10) are laterally distributed in a horizontal plane.

6. Post insulator accessory according to claim 5, characterized in that the first spring (6) is stretched without exceeding the groove extent of the first limiting plate (9) and the second limiting plate (10), respectively.