CN210073488U

CN210073488U - Composite insulator with positioning mechanism

Info

Publication number: CN210073488U
Application number: CN201920810855.9U
Authority: CN
Inventors: 贾士民
Original assignee: TIANJIN XINBO POWER COMPOSITE INSULATORS MANUFACTURING Co Ltd
Current assignee: TIANJIN XINBO POWER COMPOSITE INSULATORS MANUFACTURING Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-02-14
Anticipated expiration: 2029-05-31

Abstract

The utility model relates to a composite insulator technical field just discloses a composite insulator with positioning mechanism, including insulating stem body, the top fixedly connected with connecting rod of insulating stem body, the fixed surface of insulating stem body cup joints a spacing circle cover piece. This composite insulator with positioning mechanism, through setting up the activity circle cover, the side piece, cable clamping and card hole, because cooperation between cable clamping and the card hole, thereby make this composite insulator can fix a position the cable around its top, simultaneously because the relation that activity circle cover and insulating core post body cup jointed for the activity, thereby make cable clamping and card hole can three hundred sixty degrees rotations, thereby realize fixing a position the cable of different positions, and because be articulated relation between cable clamping and the side piece, and then improved the location range of cable clamping and card hole to the cable, consequently, this composite insulator's practicality has been increased.

Description

Composite insulator with positioning mechanism

Technical Field

The utility model relates to a composite insulator technical field specifically is a composite insulator with positioning mechanism.

Background

Insulators are generally made of glass or ceramic and serve two basic functions in overhead transmission lines, namely supporting the conductors and preventing current from flowing back to ground, which must be ensured that the insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical load conditions, otherwise the insulator will not play a significant role and will impair the service and operating life of the whole line.

At present, in the process of putting into use, an existing composite insulator is not provided with a related cable positioning mechanism, so that the existing composite insulator cannot fix cables around the existing composite insulator, and therefore an operator is required to use other fixing structures for matching, so that inconvenience is brought to installation work of the operator.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a composite insulator with a positioning mechanism, which has the advantages of positioning cables and good protection effect, and solves the problems that the prior composite insulator is not provided with a related cable positioning mechanism in the process of putting into use, so that the prior composite insulator can not fix cables around the prior composite insulator, and an operator is required to use other fixing structures for matching, thereby bringing inconvenience to the installation work of the operator, and the prior composite insulator can isolate dust and rain and snow of the external part even though an insulating umbrella cover of the prior composite insulator is arranged into the shape of a bell jar, but the insulating umbrella cover of the bell jar shape is generally hollow, thereby leading the external dust and rain and snow to still be attached to the outer surface of an insulating core column through the bottom of the insulating umbrella cover and being limited by the size of the insulating umbrella cover, the protection effect of the insulating core column is not ideal enough.

The utility model provides a following technical scheme: a composite insulator with a positioning mechanism comprises an insulating core column body, wherein the top of the insulating core column body is fixedly connected with a connecting rod, the outer surface of the insulating core column body is fixedly sleeved with two limiting round sleeve blocks, the two limiting round sleeve blocks are equal in size, the outer surface of the insulating core column body is movably sleeved with a movable round sleeve positioned between the limiting round sleeve blocks, the top and the bottom of the movable round sleeve are respectively and movably connected with the bottom and the top of the limiting round sleeve block, side blocks are fixedly arranged on two sides of the movable round sleeve, a cable clamp is hinged inside the side blocks, a clamp hole is formed inside the cable clamp, a short block is fixedly arranged on the right side of the cable clamp, a fastening bolt is sleeved on the internal thread of the short block, and two ends of the fastening bolt respectively penetrate through the short block and extend to the upper part and the lower part of the short block, and an insulating bottom plate is fixedly arranged at the bottom of the insulating core column body.

Preferably, the bottom of the insulating bottom plate is fixedly provided with a first mounting block, and first mounting holes located on two sides of the short rod are formed in the first mounting block.

Preferably, a second mounting block is fixedly mounted at the top of the connecting rod, and second mounting holes located on two sides of the connecting rod are formed in the second mounting block.

Preferably, the outer surface of the insulating core column body is fixedly sleeved with a first insulating umbrella cover located below the limiting circular sleeve block, and the outer surface of the insulating core column body is fixedly sleeved with a second insulating umbrella cover located below the first insulating umbrella cover.

Preferably, the outer surface of the insulating core column body is fixedly sleeved with a third insulating umbrella cover located below the second insulating umbrella cover, the size of the third insulating umbrella cover is equal to that of the first insulating umbrella cover, and the size of the third insulating umbrella cover is larger than that of the second insulating umbrella cover.

Preferably, the bottom of the first insulating umbrella cover, the bottom of the second insulating umbrella cover and the bottom of the third insulating umbrella cover are fixedly provided with first protection blocks located outside the insulating core column body, and the first protection blocks are hollow.

Preferably, a second protection block located outside the insulating core column body is fixedly mounted at the top of the second insulating umbrella sleeve and the top of the third insulating umbrella sleeve, and the size of the second protection block is smaller than that of the first protection block.

Preferably, the number of the cable clips is four, two of the four cable clips in the vertical direction form a group, and the two groups of the cable clips are mutually symmetrical relative to the center of the movable round sleeve.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this composite insulator with positioning mechanism, through setting up the activity circle cover, the side piece, cable clamping and card hole, because cooperation between cable clamping and the card hole, thereby make this composite insulator can fix a position the cable around its top, simultaneously because the relation that activity circle cover and insulating core post body cup jointed for the activity, thereby make cable clamping and card hole can three hundred sixty degrees rotations, thereby realize fixing a position the cable of different positions, and because be articulated relation between cable clamping and the side piece, thereby make the cable clamping deflect from top to bottom, and then improved the location range of cable clamping and card hole to the cable, easy operation is convenient, consequently, this composite insulator's practicality has been increased.

2. This composite insulator with positioning mechanism, through setting up first protection piece and second protection piece, because cooperation between first protection piece and the second protection piece, will effectual isolated external most dust and sleet, thereby avoid its surface of attaching to insulating stem body, the inside of first protection piece and second protection piece is hollow state simultaneously, consequently, it gives off to external heat to insulating stem body to have satisfied, thereby the holistic antifouling ability and the protective capacities of this composite insulator have been improved, further this composite insulator's practicality has been increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic cross-sectional structural view of the first protection block and the second protection block of the present invention;

fig. 4 is a schematic top view of the first mounting block of the present invention.

In the figure: 1. an insulating core column body; 2. a limiting round sleeve block; 3. a connecting rod; 4. a movable round sleeve; 5. a side block; 6. a cable clamp; 7. a clamping hole; 8. short blocks; 9. fastening a bolt; 10. an insulating base plate; 11. a short bar; 12. a first mounting block; 13. a first mounting hole; 14. a first insulating umbrella cover; 15. a second insulating chute boot; 16. a third insulating umbrella cover; 17. a first guard block; 18. a second guard block; 19. a second mounting block; 20. and a second mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a composite insulator with a positioning mechanism includes an insulating core column body 1, a connecting rod 3 is fixedly connected to the top of the insulating core column body 1, a third insulating umbrella 16 located below a second insulating umbrella 15 is sleeved on the outer surface of the insulating core column body 1, the third insulating umbrella 16 and a first insulating umbrella 14 are equal in size, the third insulating umbrella 16 is larger than the second insulating umbrella 15 in size, a first insulating umbrella 14 located below a limiting round sleeve block 2 is sleeved on the outer surface of the insulating core column body 1, due to the limitation between the first insulating umbrella 14 and a second mounting block 19, the vertical deviation of a cable clamp 6 is limited, but the positioning range of the cable clamp 6 and a clamping hole 7 on the cable is also increased, and a first protection block 17 located outside the insulating core column body 1 is fixedly mounted at the bottoms of the first insulating umbrella 14, the second insulating umbrella 15 and the third insulating umbrella 16 Due to the hollow design of the first protection block 17 and the second protection block 18, the material is saved, the production cost is reduced, and the dissipation of heat during the operation of the insulating core column body 1 is also met, the inside of the first protection block 17 is in a hollow state, the outer surface of the insulating core column body 1 is fixedly sleeved with the second insulating umbrella cover 15 positioned below the first insulating umbrella cover 14, the top of the second insulating umbrella cover 15 and the top of the third insulating umbrella cover 16 are both fixedly provided with the second protection block 18 positioned outside the insulating core column body 1, the size of the second protection block 18 is smaller than that of the first protection block 17, the top of the connecting rod 3 is fixedly provided with the second installation block 19, the inside of the second installation block 19 is provided with the second installation holes 20 positioned at the two sides of the connecting rod 3, the outer surface of the insulating core column body 1 is fixedly sleeved with the limiting circular sleeve blocks 2, the number of the limiting circular sleeve blocks 2 is two, the sizes of the two limiting round sleeve blocks 2 are equal, the outer surface of the insulating core column body 1 is movably sleeved with a movable round sleeve 4 positioned between the limiting round sleeve blocks 2, the movable round sleeve 4 can drive a cable clamp 6 to rotate by three hundred and sixty degrees, so that the positioning range of the cable clamp 6 and a clamp hole 7 to a cable is enlarged, the top and the bottom of the movable round sleeve 4 are respectively movably connected with the bottom and the top of the limiting round sleeve blocks 2, the two sides of the movable round sleeve 4 are respectively and fixedly provided with a side block 5, the inside of the side block 5 is hinged with the cable clamp 6, the number of the cable clamp 6 is four, two of the four cable clamps 6 in the vertical direction form a group, the two groups of cable clamps 6 are mutually symmetrical relative to the center of the movable round sleeve 4, the clamp hole 7 is formed in the cable clamp 6, the right side of the cable clamp 6 is fixedly provided with a short block 8, the internal thread of the short block, the both ends of fastening bolt 9 run through short piece 8 respectively and extend to the top and the below of short piece 8, and the bottom fixed mounting of insulating stem body 1 has insulating bottom plate 10, and the bottom fixed mounting of insulating bottom plate 10 has first installation piece 12, and first mounting hole 13 that is located short bar 11 both sides is seted up to the inside of first installation piece 12.

When in work, an operator firstly installs the composite insulator on a line by using bolts through the first installation hole 13 and the second installation hole 20 respectively, if cables are distributed around the composite insulator, the operator can rotate the movable round sleeve 4 or deflect the cable clamp 6 to ensure that the cable clamp 6 and the cables are kept at the same horizontal plane, the operator then rotates the tightening bolt 9 out of the interior of the short block 8, causing separation between the cable clamps 6, after which the cable is placed into the clamp hole 7, then the fastening bolt 9 is screwed into the inside of the short block 8 again, at which point the positioning of the cable is completed, due to the cooperation between the first protection block 17 and the second protection block 18, most of the dust and rain and snow outside will be blocked, thereby the normal operation of insulating stem body 1 has been guaranteed, has also improved the protective capacities to insulating stem body 1 simultaneously.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a composite insulator with positioning mechanism, includes insulating stem body (1), its characterized in that: the top of the insulating core column body (1) is fixedly connected with a connecting rod (3), the outer surface of the insulating core column body (1) is fixedly sleeved with two limiting round sleeve blocks (2), the number of the limiting round sleeve blocks (2) is two, the size of the limiting round sleeve blocks (2) is equal, the outer surface of the insulating core column body (1) is movably sleeved with a movable round sleeve (4) positioned between the limiting round sleeve blocks (2), the top and the bottom of the movable round sleeve (4) are respectively movably connected with the bottom and the top of the limiting round sleeve blocks (2), side blocks (5) are fixedly arranged on two sides of the movable round sleeve (4), cable clamps (6) are hinged inside the side blocks (5), clamp holes (7) are formed in the cable clamps (6), short blocks (8) are fixedly arranged on the right sides of the cable clamps (6), fastening bolt (9) have been cup jointed to the internal thread of short piece (8), the both ends of fastening bolt (9) run through short piece (8) respectively and extend to the top and the below of short piece (8), the bottom fixed mounting of insulating stem body (1) has insulating bottom plate (10).

2. The composite insulator with the positioning mechanism according to claim 1, wherein: the bottom of insulating bottom plate (10) is fixed with first installation piece (12), first mounting hole (13) that are located quarter butt (11) both sides are seted up to the inside of first installation piece (12).

3. The composite insulator with the positioning mechanism according to claim 1, wherein: the top fixed mounting of connecting rod (3) has second installation piece (19), second mounting hole (20) that are located connecting rod (3) both sides are seted up to the inside of second installation piece (19).

4. The composite insulator with the positioning mechanism according to claim 1, wherein: the outer fixed surface of insulating stem body (1) has cup jointed first insulating chute boot (14) that are located spacing circle cover piece (2) below, the outer fixed surface of insulating stem body (1) has cup jointed second insulating chute boot (15) that are located first insulating chute boot (14) below.

5. The composite insulator with the positioning mechanism according to claim 1, wherein: the outer surface of the insulating core column body (1) is fixedly sleeved with a third insulating umbrella cover (16) located below the second insulating umbrella cover (15), the sizes of the third insulating umbrella cover (16) and the first insulating umbrella cover (14) are equal, and the size of the third insulating umbrella cover (16) is larger than that of the second insulating umbrella cover (15).

6. The composite insulator with the positioning mechanism as claimed in claim 4, wherein: the bottom of the first insulating umbrella cover (14), the bottom of the second insulating umbrella cover (15) and the bottom of the third insulating umbrella cover (16) are fixedly provided with first protection blocks (17) located outside the insulating core column body (1), and the inside of the first protection blocks (17) is in a hollow state.

7. The composite insulator with the positioning mechanism as claimed in claim 4, wherein: the top of the second insulating umbrella cover (15) and the top of the third insulating umbrella cover (16) are fixedly provided with a second protection block (18) positioned outside the insulating core column body (1), and the size of the second protection block (18) is smaller than that of the first protection block (17).

8. The composite insulator with the positioning mechanism according to claim 1, wherein: the cable clamp is characterized in that the number of the cable clamps (6) is four, two of the cable clamps (6) in the vertical direction are a group, and the two groups of the cable clamps (6) are symmetrical relative to the center of the movable round sleeve (4).