CN220933846U

CN220933846U - Electric power insulator

Info

Publication number: CN220933846U
Application number: CN202322692354.4U
Authority: CN
Inventors: 张�浩; 张翼飞
Original assignee: Yuzhou Power Supply Co Of Henan Electric Power Co Of State Grid
Current assignee: Yuzhou Power Supply Co Of Henan Electric Power Co Of State Grid
Priority date: 2023-10-09
Filing date: 2023-10-09
Publication date: 2024-05-10
Anticipated expiration: 2033-10-09

Abstract

The utility model relates to an electric power insulator, wherein a mounting assembly is fixedly arranged at the lower end of an insulator body, a connecting assembly is fixedly arranged at the upper end of the insulator body, a top plate in the mounting assembly is transversely arranged at the lower end of the insulator body, a bottom plate is arranged below the top plate in parallel, fixing bolts vertically penetrate through two ends of the bottom plate, an adjusting piece and a guiding telescopic rod are vertically and fixedly arranged in the middle between the top plate and the bottom plate, and the adjusting piece consists of an adjusting sleeve and a screw rod rotatably penetrating through the upper end and the lower end of the adjusting sleeve; the supporting piece in the connecting component is of a U-shaped structure, the upper end of the supporting piece is connected with a connecting transverse plate through a limit screw, a fastening compression bar is arranged at the center of the connecting transverse plate in a threaded rotation mode, a square clamping groove is formed in the center of the lower end of the fastening compression bar, a clamping block is arranged in the clamping groove in a sliding mode, an elastic piece is arranged between the upper end of the clamping block and the bottom surface of the clamping groove, and the lower end of the clamping block is located below the fastening compression bar and is concentrically connected with a pressing block; the utility model has the advantages of stable and reliable connection and good applicability.

Description

Electric power insulator

Technical Field

The utility model belongs to the technical field of electric power, and particularly relates to an electric power insulator.

Background

The insulator is a device which is arranged between conductors with different potentials or between the conductors and a grounding member and can withstand voltage and mechanical stress, can play an important role in an overhead transmission line and consists of two parts, namely an insulating part and a connecting fitting; however, after the production and processing of the existing insulator are finished, the whole height of the existing insulator is fixed, the height of the existing insulator cannot be adjusted according to the needs during actual use, and the applicability of the existing insulator is affected, meanwhile, during the actual use, the limiting connection between the upper connecting assembly and the cable is not stable, and the problem of connection looseness easily occurs during long-term outdoor use of the existing insulator; therefore, in order to solve the above problems, it is necessary to develop a connection that is stable and reliable and has good applicability.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art and provide the power insulator which is stable and reliable in connection and good in applicability.

The purpose of the utility model is realized in the following way: the utility model provides an electric power insulator, includes the insulator body, the fixed installation component that is provided with in lower extreme of insulator body, the fixed coupling assembling that is provided with in upper end, the installation component includes roof, bottom plate and regulating part, the roof transversely is fixed to be set up in the lower extreme of insulator body, the bottom plate parallel arrangement is in the below of roof, and the both ends of bottom plate all vertically wear to be equipped with fixing bolt, the vertical fixed middle part that sets up between roof and bottom plate of regulating part, it is by adjusting sleeve and screw rotation wear to locate the screw rod of adjusting sleeve upper end and lower extreme to constitute, and the both sides of regulating part all parallel arrangement has the direction telescopic link, the vertical fixed setting of direction telescopic link is between bottom plate and roof; the connecting assembly comprises a supporting piece and a connecting transverse plate, the supporting piece is of a U-shaped structure, the connecting transverse plate is fixedly arranged at the upper end of the insulator body, the connecting transverse plate is transversely arranged above the supporting piece, two ends of the connecting transverse plate are provided with limiting screws and are in limiting connection with the supporting piece through the limiting screws, the center part of the connecting transverse plate is vertically threaded and is provided with a fastening pressure rod in a rotating mode, the upper end of the fastening pressure rod is located above the connecting transverse plate, the lower end of the fastening pressure rod is located inside the U-shaped structure of the supporting piece, the center part of the lower end of the fastening pressure rod is vertically provided with a square clamping groove, a clamping block matched with the structure of the clamping block is arranged in the clamping groove in a sliding mode, an elastic piece is fixedly arranged between the upper end of the clamping block and the bottom surface of the clamping groove, and the lower end of the clamping groove is located below the fastening pressure rod and is concentrically fixedly provided with a pressing block.

The middle parts of the two side surfaces of the adjusting sleeve are transversely and fixedly provided with auxiliary rotating rods.

The middle parts of the inner walls of the two sides of the clamping groove are respectively provided with a sliding block along the length direction of the clamping groove, and the two side surfaces of the clamping block are respectively vertically provided with a sliding groove matched with the sliding block structure.

The pressing block is of a semicircular structure.

The center of the upper surface of the fastening compression bar is provided with a square rotating groove.

The utility model has the beneficial effects that: according to the utility model, the adjusting sleeve and the screw rod are arranged, the screw rods at the two ends of the adjusting sleeve are driven to move inwards or outwards simultaneously when the adjusting sleeve rotates, so that the integral length of the adjusting piece is adjusted, the distance interval between the top plate and the bottom plate and the height of the insulator body are adjusted through the change of the integral length of the adjusting piece, and the applicability of the adjusting piece is improved when the adjusting piece is used;

By arranging the supporting piece and the connecting transverse plate, when in use, the supporting piece with the U-shaped structure is in limit connection with the connecting transverse plate through the limit screw, thereby forming a closed frame structure, and further realizing the limit connection between the utility model and the cable by utilizing the frame structure; through setting up fastening depression bar and briquetting, utilize the threaded connection between fastening depression bar and the connection diaphragm, can be when using, rotate the fastening depression bar through external force, make the fastening depression bar carry out the removal of vertical direction when pivoted, thereby through the removal of fastening depression bar, drive the briquetting and remove, and then through the removal of briquetting, realize its cable conductor in close contact with that support piece is inside worn, thereby accomplish the fixed spacing to the cable conductor, through setting up the elastic component, fixture block and draw-in groove, utilize the elasticity effect of elastic component, cooperation fixture block and draw-in groove between sliding connection, can play shock attenuation buffering's effect to the briquetting of fixed setting up in the fixture block lower extreme; in general, the utility model has the advantages of stable and reliable connection and good applicability.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a cross-sectional view of a front view of the mounting assembly of the present utility model.

Fig. 3 is a cross-sectional view of a front view of the connection assembly of the present utility model.

In the figure: 1. insulator body 2, installation component 21, roof 22, bottom plate 23, regulating part 231, adjustment sleeve 232, screw 233, supplementary bull stick 24, fixing bolt 25, direction telescopic link 3, coupling assembling 31, support piece 32, connection diaphragm 33, spacing screw 34, fastening depression bar 35, draw-in groove 36, fixture block 37, elastic component 38, briquetting 39, swivelling chute.

Description of the embodiments

The utility model is further described below with reference to the accompanying drawings.

Examples: as shown in fig. 1, fig. 2 and fig. 3, an electric power insulator comprises an insulator body 1, wherein a mounting assembly 2 is fixedly arranged at the lower end of the insulator body 1, a connecting assembly 3 is fixedly arranged at the upper end of the insulator body, the mounting assembly 2 comprises a top plate 21, a bottom plate 22 and an adjusting piece 23, the top plate 21 is transversely and fixedly arranged at the lower end of the insulator body 1, the bottom plate 22 is arranged below the top plate 21 in parallel, fixing bolts 24 vertically penetrate through two ends of the bottom plate 22, the adjusting piece 23 is vertically and fixedly arranged in the middle between the top plate 21 and the bottom plate 22, the electric power insulator is composed of an adjusting sleeve 231 and a screw 232 which is rotationally penetrated through the upper end and the lower end of the adjusting sleeve 231 in a threaded manner, guide telescopic rods 25 are arranged at two sides of the adjusting piece 23 in parallel, and the guide telescopic rods 25 are vertically and fixedly arranged between the bottom plate 22 and the top plate 21; the connecting assembly 3 comprises a supporting piece 31 and a connecting transverse plate 32, the supporting piece 31 is of a U-shaped structure integrally, the connecting transverse plate 32 is fixedly arranged at the upper end of the insulator body 1, the connecting transverse plate 32 is transversely arranged above the supporting piece 31, two ends of the connecting transverse plate are provided with limiting screws 33 and are in limiting connection with the supporting piece 31 through the limiting screws 33, the center vertical threads rotate to penetrate through a fastening pressure rod 34, the upper end of the fastening pressure rod 34 is located above the connecting transverse plate 32, the lower end of the fastening pressure rod 34 is located inside the U-shaped structure of the supporting piece 31, a square clamping groove 35 is vertically arranged at the center of the lower end of the fastening pressure rod 34, a clamping block 36 matched with the structure of the clamping groove is arranged in the clamping groove 35 in a sliding mode, an elastic piece 37 is fixedly arranged between the upper end of the clamping block 36 and the bottom surface of the clamping groove 35, and the lower end of the clamping block 38 is located below the fastening pressure rod 34 and is concentrically fixedly provided with a pressing block 38.

Auxiliary rotating rods 233 are transversely and fixedly arranged in the middle of the two side faces of the adjusting sleeve 231, and convenience in rotation operation of the adjusting sleeve 231 can be improved by the aid of the auxiliary rotating rods 233; the middle parts of the inner walls at both sides of the clamping groove 35 are respectively provided with a sliding block along the length direction, and both sides of the clamping block 36 are respectively vertically provided with a sliding groove matched with the sliding block structure; the pressing block 38 is of a semicircular structure; the center of the upper surface of the fastening pressure lever 34 is provided with a square rotating groove 39, and the convenience of the rotating operation of the fastening pressure lever 34 can be improved by utilizing the rotating groove 39.

When the utility model is used, firstly, the fixed connection between the bottom plate 22 and the electric power tower is realized through the fixing bolts 24, so that the integral fixed installation of the utility model is completed, and then, according to actual needs, the heights of the insulator body 1 and the upper end connecting component 3 thereof are adjusted, and the specific adjustment operation is as follows: the adjusting sleeve 231 is rotated by external force, at this moment, the adjusting sleeve 231 is in threaded connection with the screws 232 at the two ends of the adjusting sleeve 231, and the screws 232 at the two ends of the adjusting sleeve can be driven to move inwards or outwards simultaneously when the adjusting sleeve 231 rotates, so that the whole length of the adjusting piece 23 is adjusted, the distance interval between the top plate 21 and the bottom plate 22 is adjusted by the change of the whole length of the adjusting piece 23, the heights of the insulator body 1 and the connecting assembly 3 are adjusted by the change of the distance interval between the top plate 21 and the bottom plate 22, in the process, the guiding limiting effect can be achieved by the guiding telescopic rod 25, the problem of relative movement between the top plate 21 and the bottom plate 22 is avoided, and meanwhile, by adopting the structure, the applicability of the adjusting sleeve is improved by adjustment when the adjusting sleeve is used; then, after the height of the connecting assembly 3 is adjusted according to actual needs, a cable passes through a support piece 31 with a U-shaped structure, then a connecting transverse plate 32 is mounted above the support piece 31 in a limiting mode through a limiting screw 33, at the moment, a closed frame structure is formed through limiting connection between the support piece 31 with the U-shaped structure and the connecting transverse plate 32 through the limiting screw 33, and further limiting connection between the connecting assembly 3 and the cable is realized through the frame structure, so that the problem of disconnection between the cable and the connecting assembly 3 is avoided; finally, the fastening compression bar 34 is rotated by external force, at this time, the fastening compression bar 34 is in threaded connection with the connecting transverse plate 32, and the fastening compression bar 34 can move in the vertical direction while rotating, so that the pressing block 38 is driven to move by the movement of the fastening compression bar 34, and further, the pressing block 38 is in close contact with a cable wire penetrating through the support piece 31 by the movement of the pressing block 38, so that the extrusion limit of the cable wire is completed; in general, the utility model has the advantages of stable and reliable connection and good applicability.

Claims

1. Electric power insulator, including insulator body (1), its characterized in that: the insulator comprises an insulator body (1), wherein a mounting assembly (2) is fixedly arranged at the lower end of the insulator body (1), a connecting assembly (3) is fixedly arranged at the upper end of the insulator body, the mounting assembly (2) comprises a top plate (21), a bottom plate (22) and an adjusting piece (23), the top plate (21) is transversely and fixedly arranged at the lower end of the insulator body (1), the bottom plate (22) is arranged below the top plate (21) in parallel, fixing bolts (24) are vertically and fixedly arranged at the two ends of the bottom plate (22), the adjusting piece (23) is vertically and fixedly arranged in the middle between the top plate (21) and the bottom plate (22), the adjusting piece is composed of an adjusting sleeve (231) and a screw (232) which is rotationally arranged at the upper end and the lower end of the adjusting sleeve (231) in a penetrating manner, guide telescopic rods (25) are arranged at the two sides of the adjusting piece (23) in parallel, and the guide telescopic rods (25) are vertically and fixedly arranged between the bottom plate (22) and the top plate (21). The utility model provides a connecting assembly (3) is including support piece (31) and connection diaphragm (32), support piece (31) are whole to be U type structure, fixed the setting in the upper end of insulator body (1), connection diaphragm (32) transversely set up in the top of support piece (31), its both ends are provided with spacing screw (33), and through spacing screw (33) and support piece (31) spacing connection, the vertical screw thread rotation in center department wears to be equipped with fastening depression bar (34), the upper end of fastening depression bar (34) is located the top of connection diaphragm (32), and the lower extreme is located the inside of support piece (31) U type structure, and the center department of fastening depression bar (34) lower extreme is vertical to be provided with square draw-in groove (35), the draw-in groove (35) slide be provided with rather than structure matched with fixture block (36), the upper end of fixture block (36) is located inside draw-in groove (35) to fixedly provided with elastic component (37) between the tank bottom face of draw-in groove (35), the lower extreme is located the below of fastening depression bar (34) and fixedly provided with briquetting (38).

2. A power insulator as claimed in claim 1, wherein: auxiliary rotating rods (233) are transversely and fixedly arranged in the middle of the two side faces of the adjusting sleeve (231).

3. A power insulator as claimed in claim 1, wherein: the middle parts of the inner walls of the two sides of the clamping groove (35) are respectively provided with a sliding block along the length direction of the clamping groove, and the two side surfaces of the clamping block (36) are respectively vertically provided with a sliding groove matched with the sliding block structure.

4. A power insulator as claimed in claim 1, wherein: the press block (38) is of a semicircular structure.

5. A power insulator as claimed in claim 1, wherein: a square rotating groove (39) is formed in the center of the upper surface of the fastening pressing rod (34).