CN203562252U - Insulator with safety cover and lightning arrester - Google Patents

Insulator with safety cover and lightning arrester Download PDF

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Publication number
CN203562252U
CN203562252U CN201320670152.3U CN201320670152U CN203562252U CN 203562252 U CN203562252 U CN 203562252U CN 201320670152 U CN201320670152 U CN 201320670152U CN 203562252 U CN203562252 U CN 203562252U
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CN
China
Prior art keywords
cover
insulator
lightning arrester
lightning
safety guard
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Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201320670152.3U
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Chinese (zh)
Inventor
刘进生
Original Assignee
刘进生
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 刘进生 filed Critical 刘进生
Priority to CN201320670152.3U priority Critical patent/CN203562252U/en
Application granted granted Critical
Publication of CN203562252U publication Critical patent/CN203562252U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an insulator with a safety cover and a lightning arrester. The insulator is composed of an insulating rod and a plurality of waterproof disks connected to the insulating rod, wherein the bottom end of the insulating rod is provided with a metal screw and a fixing nut, the top end of the insulating rod is provided with a power line clamping plate, the power line clamping plate at the top end of the insulator is externally provided with an insulating safety cover. The insulator with the safety cover and the lightning arrester is characterized in that the insulating rod of the insulator is provided with a center hole, and the center hole is internally provided with a lightning protection component. The insulator with the safety cover and the lightning arrester has the advantages that a lightning protection electric discharge device is integrated on the insulator, thereby saving an additionally installed lightning arrester, simplifying the circuit structure, saving the investment, and reducing the maintenance difficulty of the circuit; a connecting part of the insulator and an electric line is sealed in the insulating safety cover, thereby avoiding long-term corrosion imposed on the connecting part by external rain and snow, and ensuring long-term safe running of an electric power circuit; and the probability of electric leakage at the exposed connecting part.

Description

Insulator with safety guard and lightning arrester
Technical field
The utility model relates to a kind of insulator with safety guard and lightning arrester, for power transmission and transformation line fixed support power line on electric line pole and transformer etc., and has lightning-arrest function.
Background technology
Prior art, in order to eliminate the harm of thunder and lightning to power circuit and transformer, is generally installed lightning arrester in upstream or the downstream of transmitting transformer, and this has increased the difficulty of investment and line upkeep; In addition, insulator and the junction between power line exposed (power line of tape insulation skin needs peeling in junction) of in circuit, using, sleet corrodes for a long time, very easily causes the corrosion of junction to damage; , there is potential safety hazard in also easily electric leakage of exposed junction in addition.
Summary of the invention
The utility model aims to provide a kind of insulator with safety guard and lightning arrester, the special installation lightning arrester existing with solution prior art increases the difficulty of investment and line upkeep, and the exposed problem that causes potential safety hazard in the junction of the power line clamping plate of power line and insulator.
The technical solution of the utility model is: a kind of insulator with safety guard and lightning arrester, this insulator is comprised of insulating rod and the several water-proof plates that are connected on this insulating rod, in the bottom of insulating rod, be provided with metal screw and hold-down nut, on the top of insulating rod, be provided with power line clamping plate, the safety guard of an insulation is installed outward at the power line clamping plate on this insulator top; It is characterized in that, the insulating rod of this insulator is provided with centre bore, and lightning-arrest element is housed in this centre bore.
The utility model has the advantages that: integrated lightning-arrest electric discharge device on insulator, save other installation lightning arrester, simplified line construction, saved investment, reduced the maintenance difficulties of circuit; The junction of insulator and power line is enclosed in the safety guard of an insulation, has avoided extraneous sleet to corrode for a long time junction, has guaranteed the operation of power circuit long-term safety; Also effectively stopped the possibility of exposed junction electric leakage.
Accompanying drawing explanation
Fig. 1 is general assembly structural front view of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the front view of insulator of the present utility model (containing lightning-arrest element);
Fig. 4 is the B-B cutaway view of Fig. 3;
Fig. 5 is the vertical view of Fig. 3;
Fig. 6 is the general structure schematic diagram of the utility model safety guard;
Fig. 7 is a left side (right side) view of Fig. 6;
Fig. 8 is the front view of the utility model safety guard upper cover;
Fig. 9 is a left side (right side) view of Fig. 8;
Figure 10 is the upward view of Fig. 8;
Figure 11 is the front view of lower cover half portion of the utility model safety guard;
Figure 12 is the left view of Figure 11;
Figure 13 is the rearview of Figure 11;
Figure 14 is the vertical view (combination of two lower cover half) of Figure 12.
Embodiment
Referring to Fig. 1~Figure 14, a kind of insulator with safety guard and lightning arrester of the utility model, this insulator 8 is comprised of insulating rod 81 and the several water-proof plates 82 that are connected on this insulating rod, in the bottom of insulating rod, be provided with metal screw and hold-down nut 9, top and bottom at insulating rod are respectively provided with metallic object 88 and 89, on the metallic object 88 on top, be provided with power line clamping plate P, the safety guard B of an insulation is installed outward at the power line clamping plate P on these insulator 8 tops.It is characterized in that, the insulating rod 81 of this insulator 8 is provided with centre bore (becoming tubulose), and lightning-arrest element is housed in this centre bore.
Described lightning-arrest element comprises the lightning-arrest sheet 84 (lightning arrester zinc oxide resistance sheet can be buied) of several series connection closed assemblies.According to requirement of withstand voltage, select the number of lightning-arrest sheet 84.Withstand voltage in order to increase, the insulated tube 87 of can connecting with described lightning-arrest sheet 84, this insulated tube 87 is located between lightning-arrest sheet 84 and the bottom of insulating rod, between the top of this insulated tube 87 and lightning-arrest sheet 84, is provided with the sheet 85 that discharges, and this electric discharge Pian85 center is provided with downward spur.
Described isolation safety cover B by upper cover 1 and lower cover 2 up and down relative fastening form, this lower cover 2 is relatively fastened and forms by two identical lower covers, half left and right; The main body of this upper cover 1 is box-like structure, at the two ends, left and right of the main body of this upper cover 1, is provided with upper cover half slot 16; The front and back both sides following in the main body of this upper cover 1 are provided with top cap edge fit 13, on this top cap edge fit 13, are provided with upper cover installing hole 19.
This lower cover 2 that two lower covers, half portion forms be shaped as small end rectangular pyramid down, in the lower end of lower cover 2 central authorities, be provided with insulating rod through hole 28; Two ends, left and right in the upper end of lower cover 2 are provided with the lower cover half slot 26 corresponding with described upper cover half slot 16, and this upper cover half slot 16 formation relative to lower cover half slot 26 power line is through a mouthful K.Both sides, front and back in the upper end of lower cover 2 are provided with the lower cover fillet 23 corresponding with described top cap edge fit 13, are provided with the lower cover installing hole 29 corresponding with described upper cover installing hole 19 on this lower cover fillet 23.
Root at described upper cover half slot 16 and lower cover half slot 16 is equipped with the mutual corresponding columnar semi-cylindrical shaped protuberance 14 and 24 that forms, and the outer radius of this semi-cylindrical shaped protuberance is slightly larger than power line through the outer radius of mouthful K; Top at described upper cover half slot 16 and lower cover half slot 26 is respectively provided with footpath outward flange 17 and 27, on this footpath outward flange, is set with sealing shroud 10, and the bottom of sealing cover 10 is enclosed within on this footpath outward flange 17 and 27.Described sealing shroud 10 is comprised of several grades of undergauge round platforms, by rubber, made,
At the half-cylindrical protuberance 14 of described upper cover 1 and lower cover 2 and 24 butt joint edge, be provided with guide rail 15 and the guide groove 25 that is mutually slidably matched and pegs graft, the position of the two can be exchanged.
Interface between lower cover half portion described in two is provided with identical step mutually, to improve sealing (not shown).
Described power line clamping plate P comprises base plate 5, top board 3 and clamping plate bolt 4, and the bottom surface of base plate 5 is connected with the top of the metallic object 88 on described insulating rod 81 tops; Top board 3 be located at base plate 5 above, the middle part between top board 3 and base plate 5 is provided with arc groove 6, top board 3 and base plate 5 four jiaos respectively mutually fastening by a clamping plate bolt 4.
Described safety guard B adopts transparent or opaque plastics injection moulding to make.

Claims (10)

1. the insulator with safety guard and lightning arrester, this insulator is comprised of insulating rod and the several water-proof plates that are connected on this insulating rod, in the bottom of insulating rod, be provided with metal screw and hold-down nut, on the top of insulating rod, be provided with power line clamping plate, the safety guard of an insulation is installed outward at the power line clamping plate on this insulator top; It is characterized in that, the insulating rod of this insulator is provided with centre bore, and lightning-arrest element is housed in this centre bore.
2. the insulator with safety guard and lightning arrester according to claim 1, is characterized in that, described lightning-arrest element comprises the lightning-arrest sheet of several series connection closed assemblies.
3. the insulator with safety guard and lightning arrester according to claim 2, it is characterized in that, also comprise the insulated tube of connecting with described lightning-arrest sheet, this insulated tube is located between lightning-arrest sheet and the bottom of insulating rod, between the top of this insulated tube and lightning-arrest sheet, be provided with electric discharge sheet, this electric discharge Pian center is provided with downward spur.
4. the insulator with safety guard and lightning arrester according to claim 1, is characterized in that, described isolation safety cover by upper cover and lower cover up and down relative fastening form, this lower cover is relatively fastened and forms by two identical lower covers, half left and right; The main body of this upper cover is box-like structure, at the two ends, left and right of the main body of this upper cover, is provided with upper cover half slot; The front and back both sides following in the main body of this upper cover are provided with top cap edge fit, on this top cap edge fit, are provided with upper cover installing hole;
This lower cover that two lower covers, half portion forms be shaped as small end rectangular pyramid down, in the lower end of lower cover central authorities, be provided with insulating rod through hole; Two ends, left and right in the upper end of lower cover are provided with the lower cover half slot corresponding with described upper cover half slot, this upper cover half slot is relative with lower cover half slot forms power line through mouthful; Both sides, front and back in the upper end of lower cover are provided with the lower cover fillet corresponding with described top cap edge fit, are provided with the lower cover installing hole corresponding with described upper cover installing hole on this lower cover fillet.
5. the insulator with safety guard and lightning arrester according to claim 4, it is characterized in that, root at described upper cover half slot and lower cover half slot is equipped with the mutual corresponding columnar semi-cylindrical shaped protuberance that forms, and the outer radius of this semi-cylindrical shaped protuberance is slightly larger than power line through the outer radius of mouth; Top at described upper cover half slot and lower cover half slot is provided with footpath outward flange, on this footpath outward flange, is set with sealing shroud, and the bottom of sealing cover is enclosed within on this footpath outward flange.
6. the insulator with safety guard and lightning arrester according to claim 5, is characterized in that, at the butt joint edge of the half-cylindrical protuberance of described upper cover and lower cover, is provided with guide rail and the guide groove that is mutually slidably matched and pegs graft.
7. the insulator with safety guard and lightning arrester according to claim 5, is characterized in that, described sealing shroud is comprised of several grades of undergauge round platforms, and sealing cover is made by rubber.
8. the insulator with safety guard and lightning arrester according to claim 4, is characterized in that, the interface between lower cover half portion described in two is provided with identical step mutually.
9. the insulator with safety guard and lightning arrester according to claim 1, is characterized in that, described power line clamping plate comprise base plate, top board and clamping plate bolt, and the bottom surface of base plate is connected with the top of described insulating rod; Top board be located at base plate above, the middle part between top board and base plate is provided with arc groove, top board and base plate four jiaos respectively mutually fastening by a clamping plate bolt.
10. the insulator with safety guard and lightning arrester according to claim 1, is characterized in that, described safety guard adopts transparent or opaque plastics to make.
CN201320670152.3U 2013-10-29 2013-10-29 Insulator with safety cover and lightning arrester Expired - Fee Related CN203562252U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320670152.3U CN203562252U (en) 2013-10-29 2013-10-29 Insulator with safety cover and lightning arrester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320670152.3U CN203562252U (en) 2013-10-29 2013-10-29 Insulator with safety cover and lightning arrester

Publications (1)

Publication Number Publication Date
CN203562252U true CN203562252U (en) 2014-04-23

Family

ID=50511956

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320670152.3U Expired - Fee Related CN203562252U (en) 2013-10-29 2013-10-29 Insulator with safety cover and lightning arrester

Country Status (1)

Country Link
CN (1) CN203562252U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104166074A (en) * 2014-08-07 2014-11-26 上海萌烨电力科技有限公司 Current data collecting device for electric transmission line
CN108879128A (en) * 2018-06-27 2018-11-23 江苏双汇电力发展股份有限公司 A kind of wedge-shaped electric wire connecting junction of 10kV insulated terminal wiring

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104166074A (en) * 2014-08-07 2014-11-26 上海萌烨电力科技有限公司 Current data collecting device for electric transmission line
CN104166074B (en) * 2014-08-07 2017-04-12 上海萌烨电力科技有限公司 Current data collecting device for electric transmission line
CN108879128A (en) * 2018-06-27 2018-11-23 江苏双汇电力发展股份有限公司 A kind of wedge-shaped electric wire connecting junction of 10kV insulated terminal wiring

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140423

Termination date: 20161029