CN208422531U - A high-strength suspension porcelain insulator - Google Patents

Abstract

The utility model discloses a kind of high-strength suspension porcelain insulators, including fixing seat, it is fixedly installed with fastening support frame in fixing seat, perforative threaded hole is offered at the top of fastening support frame, is bolted with threaded post in threaded hole, movable fastener is installed on one end of threaded post, it is provided with holding tank on movable fastener, fixation fastener is installed in fixing seat, fixation fastener is equipped with lower holding tank, fixed thread through-hole is also provided in fixing seat, the bottom of fixing seat is equipped with hoop；One end of fixing seat is also vertically installed with mounting plate, and through-hole is offered at the top of mounting plate, and activity is equipped with spring stack in through-hole, and spring is arranged on spring stack, and the centre of mounting plate offers the first silica gel pipe through-hole；It is welded with winding bracket on one end of spring stack, winds and porcelain insulator is installed on bracket, winds and offers the second silica gel pipe through-hole on bracket.Cable can be fixed on wall or concrete column by the utility model by way of fixed cable silicone tube.

Description

A kind of high-strength suspension porcelain insulator

Technical field

The utility model relates to electrical equipment technical field, specifically a kind of high-strength suspension porcelain insulator.

Background technique

Insulator is widely used in power equipment, typically belongs to exterior insulation, overhead transmission line, power plant and change Electricity bus and the external energized conductors of various electrical equipments must be supported with insulator.Insulator is generally by porcelain piece system At existing insulator is generally made of insulator porcelain piece, steel cap and steel feet.Steel cap generally passes through the adhesives such as cement and is fixed on On insulator porcelain piece, by the fixed insulator porcelain piece lower part of the adhesives such as cement, adjacent insulator is convex by steel feet at steel angle Card slot is connected together and is fixed by locking pin on block and steel cap, but since locking pin is easy aging deformation, makes insulator There is security risk, during installing insulator, steel feet is difficult to be stably fixed on insulator central axes, leads to disqualification rate It is high.

Utility model content

The purpose of this utility model is to provide a kind of high-strength suspension porcelain insulator, with solve to propose in background technique Problem.To achieve the above object, the utility model provides the following technical solutions；

A kind of high-strength suspension porcelain insulator, including fixing seat are fixedly installed with what section was inverted U shape in the fixing seat Fastening support frame offers perforative threaded hole at the top of the fastening support frame, threaded post, institute is bolted in the threaded hole Threaded post is stated in being fixedly installed with movable fastener on one end in fastening support frame, is provided with semicircle on the activity fastener The upper holding tank of shape, in being fixedly installed with fixation fastener in fastening support frame in the fixing seat, the fixation fastener in Lower holding tank is offered immediately below upper holding tank, and fixed thread through-hole, the fixed thread are also provided in the fixing seat Bolt is bolted in through-hole, the bottom of the fixing seat is detachably equipped with hoop；

One end of the fixing seat is also vertically installed with mounting plate, and through-hole is offered at the top of the mounting plate, described logical Activity is equipped with spring stack in hole, and the spring stack is arranged with spring on one end above the fixing seat, in the mounting plate Between offer the first silica gel pipe through-hole；

The spring stack is welded with the winding bracket of U-shaped on one end on the outside of the mounting plate, install on the winding bracket There is porcelain insulator, the second silica gel pipe through-hole with the first silica gel pipe through-hole coaxial line is offered on the winding bracket.

Further, the bottom of the mounting plate offers Blind locating holes, is provided with positioning column on the winding bracket, described Positioning column and winding bracket are integrally formed, and activity is plugged in Blind locating holes.Positioning column activity is plugged in Blind locating holes, is made Position keeps relative stability after winding bracket is mobile.

Further, mounting blocks are installed, the mounting blocks and hoop are integrally formed, the mounting blocks in the hoop It is provided with arc groove on the inside of the annulus, the mounting blocks are spirally connected fixation by bolt and fixing seat.Bolt is by fixing seat and installation Block is spirally connected fixation, facilitates when fixing on wall and removes hoop, directly fixing seat is fixedly mounted on wall.

Further, fracture is also provided in the hoop, the hoop is symmetrically installed with otic placode in fracture two sides, institute It states otic placode and hoop is integrally formed, the connecting hole of the identical coaxial line of size is offered on corresponding two pieces of otic placodes, it is described Slack adjuster is equipped in connecting hole, the slack adjuster is bolted with nut on the outside of the otic placode.

Nut is twisted with spanner, the size of hoop can be challenged, enable entirely to fix device according to the thick of concrete column Thin tuning fastening, adapts to more mounting conditions.

Further, the upper holding tank and the adhesion of lower holding tank inside have rubber layer.Rubber layer is for increasing friction resistance Power convenient for preferably fixing cable silicone tube, and protects the cable inside cable not damaged.

Further, separation line is provided on the porcelain insulator, the separation line and porcelain insulator are integrally formed.Separate line Convenient for being evenly distributed on cable silicone tube on porcelain insulator when winding cable silicone tube, make whole device uniform force.

Compared with prior art, the utility model has the beneficial effects that

The utility model is used to fix cable silicone tube by setting activity fastener and fixation fastener, to reach The purpose of fixed cable, has rubber layer in upper holding tank and lower holding tank inner surface adhesion, can increase fixed friction power, moreover it is possible to The cable inside cable is avoided to be broken because pressure is excessive；Winding branch is equipped with by spring and spring stack elasticity on a mounting board Frame can wind a part of cable for buffering on winding bracket, and the winding bracket of elasticity installation being capable of effective absorbing cable The pulling force received, avoids cable bad；Meanwhile the utility model is also spirally connected and is provided with the hoop with mounting blocks, it can be in water It fixes practical when cable on mud column, then directly fixing seat is mounted on wall when being fixed on wall, therefore this is practical Novel to meet cable and fix and fix on concrete column two kinds of requirements in wall, structure is simple, easy to operate.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of high-strength suspension porcelain insulator of the utility model；

Fig. 2 is another viewing angle constructions schematic diagram of Fig. 1；

Fig. 3 is the structural schematic diagram of fixing seat in Fig. 1；

Fig. 4 is the mounting structure schematic diagram of fixing seat and winding bracket in Fig. 1；

Fig. 5 is the mounting structure schematic diagram of mounting plate in Fig. 4；

Wherein, fixing seat 1, fastening support frame 2, threaded post 3, movable fastener 4, upper holding tank 41, fixation fastener 5, Lower holding tank 51, mounting plate 6, through-hole 7, spring stack 8, spring 9, the first silica gel pipe through-hole 10, Blind locating holes 11, fixed thread are logical Hole 12, porcelain insulator 14, separates line 141, the second silica gel pipe through-hole 15, positioning column 16, hoop 17, installation at winding bracket 13 Block 18, bolt 19, fracture 20, otic placode 21, slack adjuster 22, nut 23, reinforcing rib 24, arc groove 25.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical aspect in the utility model embodiment Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-Fig. 5 is please referred to, a kind of embodiment provided by the utility model:

A kind of high-strength suspension porcelain insulator, including fixing seat 1 are fixedly installed with section in the fixing seat 1 and are inverted U shape Fastening support frame 2, the top of the fastening support frame 2 offers perforative threaded hole, is bolted with screw thread in the threaded hole Column 3, the threaded post 3 is in being fixedly installed with movable fastener 4 on one end in fastening support frame 2, on the activity fastener 4 Semicircular upper holding tank 41 is provided with, in being fixedly installed with fixation fastener 5, institute in fastening support frame 2 in the fixing seat 1 It states fixation fastener 5 and offers lower holding tank 51 in the underface of upper holding tank 41, be also provided with fixed spiral shell in the fixing seat 1 Line through-hole 12 is bolted with bolt 19 in the fixed thread through-hole 12, and the bottom of the fixing seat 1 is detachably equipped with hoop 17；

One end of the fixing seat 1 is also vertically installed with mounting plate 6, and the top of the mounting plate 6 offers through-hole 7, institute It states activity in through-hole 7 and is equipped with spring stack 8, the spring stack 8 is arranged with spring 9, the peace on one end above the fixing seat 1 The centre of loading board 6 offers the first silica gel pipe through-hole 10；

The spring stack 8 is in the winding bracket 13 for being welded with U-shaped on the one end in 6 outside of mounting plate, the winding bracket 13 On porcelain insulator 14 is installed, the second silicone tube with 10 coaxial line of the first silica gel pipe through-hole is offered on the winding bracket 13 Through-hole 15.

In the present embodiment, the bottom of the mounting plate 6 offers Blind locating holes 11, is provided on the winding bracket 13 Positioning column 16, the positioning column 16 is integrally formed with winding bracket 13, and activity is plugged in Blind locating holes 11.

In the present embodiment, mounting blocks 18 are installed in the hoop 17, the mounting blocks 18 and 17 one of hoop at Type, the mounting blocks 18 are provided with arc groove 25 on the inside of annulus, and the mounting blocks 18 are spirally connected by bolt 19 with fixing seat 1 It is fixed.

In the present embodiment, fracture 20 is also provided in the hoop 17, the hoop 17 is symmetrical in 20 two sides of fracture Otic placode 21 is installed, the otic placode 21 is integrally formed with hoop 17, and it is identical to offer size on corresponding two pieces of otic placodes 21 Coaxial line connecting hole, slack adjuster 22 is equipped in the connecting hole, the slack adjuster 22 is in 21 outside of otic placode It is bolted with nut 23.

In the present embodiment, the upper holding tank 41 and the 51 inside adhesion of lower holding tank have rubber layer.

In the present embodiment, it is provided on the porcelain insulator 14 and separates line 141, the separation line 141 and porcelain insulator 14 It is integrally formed.

Working principle: cable silicone tube is first wound to a part on porcelain insulator 14, then by the cable after being wrapped over One end of silicone tube sequentially passes through the second silica gel pipe through-hole 15 and the first silica gel pipe through-hole 10, and cable silicone tube is protruded into lower receiving In slot 51, with spanner fastening thread column 3, movable fastener 4 is made to be tightened down cable silicone tube, until movable fastener 4 and admittedly Determine fastener 5 to fit closely；After the fastening of cable silicone tube, is fixed indoors if it is by cable, then do not need to install Fixing seat 1 is directly fixed in the planes such as metope by hoop 17 by bolt 19；Cable is consolidated if it is in outdoor It is scheduled on cement pole, then one mounting blocks 18 is fixed by bolt 19 in the bottom of fixing seat 1, by the banding on mounting blocks 18 17 sets of ring on cement pole, with spanner rotating nut 23, are tightened hoop 17, so that it may consolidate entire high-strength suspension porcelain insulator It is scheduled on concrete column.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (6)

1. A high-strength suspension type porcelain insulator, characterized in that it comprises a fixing seat (1), on which a fastening support frame (2) with an inverted U-shaped cross-section is fixedly installed, The top of the fixing support frame (2) is provided with a through threaded hole, the threaded hole is screwed with a threaded column (3), and the threaded column (3) is fixedly installed on one end of the fixing support frame (2). There is a movable fastener (4), the movable fastener (4) is provided with a semicircular upper accommodating groove (41), and the fixed seat (1) is fixed in the fastening support frame (2) A fixing fastener (5) is installed, the fixing fastener (5) is provided with a lower accommodating groove (51) just below the upper accommodating groove (41), and the fixing seat (1) is also provided with a fixing a threaded through hole (12), a bolt (19) is screwed in the fixed threaded through hole (12), and a tightening ring (17) is detachably mounted on the bottom of the fixing seat (1); One end of the fixing seat (1) is also vertically mounted with a mounting plate (6), a through hole (7) is opened at the top of the mounting plate (6), and a spring column is movably passed through the through hole (7). (8), a spring (9) is sleeved on one end of the spring column (8) above the fixing seat (1), and a first silicone tube through hole (10) is opened in the middle of the mounting plate (6); A U-shaped winding bracket (13) is welded on one end of the outer side of the mounting plate (6) of the spring column (8), a porcelain insulator (14) is installed on the winding bracket (13), and the winding bracket (13) ) is provided with a second silicone tube through hole (15) coaxial with the first silicone tube through hole (10). 2 . The high-strength suspension type porcelain insulator according to claim 1 , wherein the bottom of the mounting plate ( 6 ) is provided with a positioning blind hole ( 11 ), and the winding bracket ( 13 ) is provided with a blind hole ( 11 ). 3 . The positioning column (16) is integrally formed with the winding bracket (13), and is movably inserted in the positioning blind hole (11). 3 . The high-strength suspension type porcelain insulator according to claim 2 , wherein a mounting block ( 18 ) is installed on the hoop ring ( 17 ), and the mounting block ( 18 ) is connected to the hoop ring 3 . (17) One-piece molding, the mounting block (18) is provided with an arc-shaped groove (25) on the inner side of the ring, and the mounting block (18) is screwed and fixed to the fixing seat (1) by bolts (19). 4. A high-strength suspension type porcelain insulator according to claim 3, wherein a fracture (20) is further opened on the clamping ring (17), and the clamping ring (17) is connected to the fracture (17). 20) The ear plates (21) are symmetrically installed on both sides, the ear plates (21) and the hoop ring (17) are integrally formed, and corresponding two ear plates (21) are provided with coaxial cables of the same size. A connection hole is provided with a tightening screw (22) in the connecting hole, and a nut (23) is screwed on the outside of the lug plate (21) on the tightening screw (22). 5 . The high-strength suspension type porcelain insulator according to claim 4 , wherein a rubber layer is adhered inside the upper accommodating groove ( 41 ) and the lower accommodating groove ( 51 ). 6 . 6. A high-strength suspension type porcelain insulator according to claim 3, characterized in that: said porcelain insulator (14) is provided with dividing lines (141), and said dividing lines (141) are connected to the porcelain insulator (14). )One piece.