CN203038734U - An improved lightning protection pillar insulator - Google Patents

An improved lightning protection pillar insulator Download PDF

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Publication number
CN203038734U
CN203038734U CN 201320064810 CN201320064810U CN203038734U CN 203038734 U CN203038734 U CN 203038734U CN 201320064810 CN201320064810 CN 201320064810 CN 201320064810 U CN201320064810 U CN 201320064810U CN 203038734 U CN203038734 U CN 203038734U
Authority
CN
China
Prior art keywords
fastening
insulator
lightning protection
locking
gold utensil
Prior art date
Application number
CN 201320064810
Other languages
Chinese (zh)
Inventor
陈浩
周庆武
Original Assignee
火炬电气集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 火炬电气集团有限公司 filed Critical 火炬电气集团有限公司
Priority to CN 201320064810 priority Critical patent/CN203038734U/en
Application granted granted Critical
Publication of CN203038734U publication Critical patent/CN203038734U/en

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Abstract

The utility model discloses an improved lightning protection pillar insulator comprising an insulator body. The insulator body comprises a core rod, an insulating sleeve, a top wire clamping tool, a bottom installing tool, an arc igniting rod, and an arc extinguishing head. The top wire clamping tool comprises a wire clamping seat and a wire pressing block connected with the wire clamping seat through a fastening member. The arc igniting rod is connected with wire clamping seat. Puncture teeth are disposed on one side end of the wire clamping seat and one side end of the wire pressing block. The fastening member comprises bolts integrated into the wire clamping seat and torque screw nuts matched with the bolts. The integral shape of the torque screw nut is approximate to a regular hexagonal prism. A through hole is disposed on the center of the torque screw nut along the axial direction. The torque screw nut comprises a fastening end and a locking end. Internal thread matched with the external thread on the bolt is disposed on the inner wall of the fastening end. An annular groove is disposed on one end of the locking end, wherein the end is close to the fastening end. A rubber ring is disposed in the annular groove. The outer diameter of the rubber ring is more than that of the locking end. The improved lightning protection pillar insulator has characteristics that the improved lightning protection pillar insulator can be connected with a wire reliably while not damaging the wire and that the improved lightning protection pillar insulator is easy to install and operate.

Description

The modified model lightning protection pillar insulator

Technical field

The utility model belongs to the lightning protection apparatus field, is specifically related to a kind of lightning protection pillar insulator.

Background technology

The structure of lightning protection pillar insulator in the market mostly is: the clamp gold utensil that is made of upper holder block and lower lock block that it comprises insulating cover and is arranged at this insulating cover inside, the starting rod that this clamp gold utensil side connects; The lower end of this clamp gold utensil is connected with insulator, and insulator is arranged with antifouling full skirt outward, and the insulator lower end is provided with down the steel pin; The lower surface of upper holder block and the upper surface of lower lock block are provided with groove, and this upper holder block is connected with two clamp nuts by two bolts with lower lock block, are provided with the puncture tooth in the described groove, and clamp nut is provided with jack panel fully.Undeniable, the lightning protection pillar insulator of said structure has result of use preferably, but have some defectives also: the upper holder block of (1) clamp gold utensil and lower lock block adopt clamp nut and are equipped with the jack panel insulated conductor that clamps and puncture, in order to injure insulated conductor in the clamping puncture lead process that prevents upper holder block and lower lock block, therefore torque of wrenches is unsuitable excessive when fastening operation, also be difficult for too small, because if torque of wrenches is crossed conference and is injured lead, if torque of wrenches is too small, then can not clamp insulated conductor, electro-contact effect is poor, can influence the serviceability of lightning protection pillar insulator; (2) because lightning protection pillar insulator when mounted must work high above the ground, loaded down with trivial details fastening work has increased danger coefficient.

In sum, the structure of lightning protection pillar insulator in the market also requires further improvement.

The utility model content

At the deficiency of pointing out in the background technology, the purpose of this utility model provides and a kind ofly can reliably be connected and can not injure lead, fitting operation lightning protection pillar insulator easily with lead.

The technical scheme that realizes the utility model purpose is:

A kind of modified model lightning protection pillar insulator comprises insulator body; Described insulator body comprises the insulating case of plug, the described plug of parcel, the last clamp gold utensil of being located at described plug upper end, the following installation gold utensil of being located at described plug lower end, the starting rod that links to each other with described upward clamp gold utensil and the extinguishing arc head that links to each other with the described gold utensil of installation down; Form full skirt on the described insulating case outer wall;

The described clamp gold utensil of going up comprises tension seat and the line ball piece that is connected with described tension seat by securing member; Described starting rod links to each other with described tension seat, and described tension seat and line ball piece are provided with the puncture tooth near a side each other;

Described securing member comprises the bolt that is connected with described tension seat and supporting torque nut with it;

Described torque nut global shape is approximately positive hexagon, and its center is provided with the through hole that arranges vertically; Described torque nut comprises fastening end and locking end; The inwall of described fastening end be provided with described bolt on the internal thread that is complementary of external screw thread, described locking end is provided with cannelure near an end of fastening end, be provided with rubber ring in the described cannelure, and the external diameter of described rubber ring is greater than the external diameter of described locking end.

In the technique scheme, the described clamp gold utensil outside of going up is arranged with insulating cover.

The utlity model has positive effect:

In the utility model, owing to bolt is connected with described tension seat, thereby when mounted, make bolt pass line ball piece and described torque nut and be spirally connected and get final product, need not carry bolt separately, can avoid also that bolt rotates when fastening nut, fastening operation is very convenient, and coefficient of safety is higher; When fixing operation, use spanner to turn locking end fastening end and bolt are spirally connected, when the locking end fracture of torque nut namely illustrates fastening putting in place, lead is clamped and do not injure lead at this moment; In addition, the torque nut in the utility model is compared with traditional torque nut, and shape is more regular, and need not set nut again, production process reduces, and production efficiency is higher, cost is more economized, and can preset the size that torque nut twists off power by the degree of depth of cannelure, and result of use is better.

Description of drawings

Fig. 1 is a kind of forward view of modified model lightning protection pillar insulator in the utility model;

Fig. 2 is a kind of end view of Fig. 1;

Reference numeral shown in the figure is: the 1-insulator body; The 2-plug; The 3-insulating case; The last clamp gold utensil of 4-; The 41-tension seat; 42-line ball piece; Under the 5-gold utensil is installed; The 6-starting rod; The 7-securing member; The 71-bolt; The 72-torque nut; The 73-rubber ring; The 74-fastening end; The 75-locking end; The 8-insulating cover; 9-extinguishing arc head.

Embodiment

A kind of embodiment to the modified model lightning protection pillar insulator in the utility model elaborates below in conjunction with Figure of description:

As depicted in figs. 1 and 2, a kind of modified model lightning protection pillar insulator comprises insulator body 1; Described insulator body 1 comprise plug 2, the described plug 2 of parcel insulating case 3, be located at described plug 2 upper ends last clamp gold utensil 4, be located at described plug 2 lower ends following installation gold utensil 5, be arranged with insulating cover 8 with the described extinguishing arc that goes up starting rod 6 that clamp gold utensil 4 links to each other, links to each other with the described gold utensil 5 of installation down 9 and described upward clamp gold utensil 4 outsides; Form full skirt on described insulating case 3 outer walls; The described clamp gold utensil 4 of going up comprises tension seat 41 and the line ball piece 42 that is connected with described tension seat 41 by securing member 7; Described starting rod 6 links to each other with described tension seat 41, and described tension seat 41 and line ball piece 42 are provided with the puncture tooth near a side each other; The end that described starting rod 6 is not connected with last clamp gold utensil 4 extends towards extinguishing arc 9 directions, and described securing member 7 comprises the bolt 71 that is connected with described tension seat 41 and supporting torque nut 72 with it; Described torque nut 72 global shapes are approximately positive hexagon, and its center is provided with the through hole that arranges vertically; Described torque nut 72 comprises fastening end 74 and locking end 75; The inwall of described fastening end 74 be provided with described bolt 71 on the internal thread that is complementary of external screw thread, described locking end 75 is provided with cannelure near an end of fastening end 74, be provided with rubber ring 73 in the described cannelure, and the external diameter of described rubber ring 73 is greater than the external diameter of described locking end 75, is in order to prevent that spanner is clamped to fastening end 74 when the locking end 75 of clamping torque nut 72 and causes the locking end 74 of torque nut 72 to rupture thereby rubber ring 73 is set.

In the present embodiment, because bolt 71 is connected with described tension seat 41, thereby when lightning protection pillar insulator is installed, making bolt 71 on the tension seat 41 pass line ball piece 42 is spirally connected with described torque nut 72 and gets final product, need not carry bolt separately, can avoid also that bolt 71 rotates when screw-down torque nut 72, fastening operation is very convenient, and coefficient of safety is higher; When fixing operation, use spanner to turn locking end 75 fastening end 74 and bolt 71 are spirally connected, when locking end 75 fractures of torque nut 72 namely illustrate fastening putting in place, this moment, lead was clamped and do not injure lead; In addition, the torque nut in the present embodiment is compared with traditional torque nut, and shape is more regular, and need not set nut again, production process reduces, and production efficiency is higher, cost is more economized, and can preset the size that torque nut 72 twists off power by the degree of depth of cannelure, and result of use is better.

Obviously, above-described embodiment of the present utility model only is for the utility model example clearly is described, and is not to be restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all execution modes exhaustive.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.

Claims (2)

1. a modified model lightning protection pillar insulator comprises insulator body (1); The extinguishing arc head (9) that described insulator body (1) comprises plug (2), wraps up the insulating case (3) of described plug (2), is located at the last clamp gold utensil (4) of described plug (2) upper end, the following installation gold utensil (5) of being located at described plug (2) lower end, the starting rod (6) that links to each other with described upward clamp gold utensil (4) and links to each other with described installation gold utensil (5) down; Form full skirt on described insulating case (3) outer wall;
The described clamp gold utensil (4) of going up comprises tension seat (41) and the line ball piece (42) that is connected with described tension seat (41) by securing member (7); Described starting rod (6) links to each other with described tension seat (41), and described tension seat (41) and line ball piece (42) are provided with the puncture tooth near a side each other;
It is characterized in that: described securing member (7) comprises the bolt (71) that is connected with described tension seat (41) and supporting torque nut (72) with it;
Described torque nut (72) global shape is approximately positive hexagon, and its center is provided with the through hole that arranges vertically; Described torque nut (72) comprises fastening end (74) and locking end (75); The inwall of described fastening end (74) be provided with described bolt (71) on the internal thread that is complementary of external screw thread, described locking end (75) is provided with cannelure near an end of fastening end (74), be provided with rubber ring (73) in the described cannelure, and the external diameter of described rubber ring (73) is greater than the external diameter of described locking end (75).
2. modified model lightning protection pillar insulator according to claim 1 is characterized in that: be arranged with insulating cover (8) outside the described upward clamp gold utensil (4).
CN 201320064810 2013-02-04 2013-02-04 An improved lightning protection pillar insulator CN203038734U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320064810 CN203038734U (en) 2013-02-04 2013-02-04 An improved lightning protection pillar insulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320064810 CN203038734U (en) 2013-02-04 2013-02-04 An improved lightning protection pillar insulator

Publications (1)

Publication Number Publication Date
CN203038734U true CN203038734U (en) 2013-07-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320064810 CN203038734U (en) 2013-02-04 2013-02-04 An improved lightning protection pillar insulator

Country Status (1)

Country Link
CN (1) CN203038734U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103345988A (en) * 2013-07-29 2013-10-09 国家电网公司 Column-type porcelain insulator
CN105788772A (en) * 2014-12-22 2016-07-20 上海兆邦电力器材有限公司 Multifunctional protecting post insulator
CN107240902A (en) * 2016-03-28 2017-10-10 江苏澳能电力电缆附件有限公司 Overhead insulation-line over-voltage protection apparatus
CN107610849A (en) * 2017-08-16 2018-01-19 芜湖市凯鑫避雷器有限责任公司 A kind of silicon rubber insulation minor structure of lightning-arrest pillar

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103345988A (en) * 2013-07-29 2013-10-09 国家电网公司 Column-type porcelain insulator
CN105788772A (en) * 2014-12-22 2016-07-20 上海兆邦电力器材有限公司 Multifunctional protecting post insulator
CN107240902A (en) * 2016-03-28 2017-10-10 江苏澳能电力电缆附件有限公司 Overhead insulation-line over-voltage protection apparatus
CN107610849A (en) * 2017-08-16 2018-01-19 芜湖市凯鑫避雷器有限责任公司 A kind of silicon rubber insulation minor structure of lightning-arrest pillar
CN107610849B (en) * 2017-08-16 2019-03-19 芜湖市凯鑫避雷器有限责任公司 A kind of silicon rubber insulation minor structure of lightning-arrest pillar

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