CN104200940B - A kind of support of spark gap - Google Patents
A kind of support of spark gap Download PDFInfo
- Publication number
- CN104200940B CN104200940B CN201410393742.5A CN201410393742A CN104200940B CN 104200940 B CN104200940 B CN 104200940B CN 201410393742 A CN201410393742 A CN 201410393742A CN 104200940 B CN104200940 B CN 104200940B
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- upper terminal
- chassis
- contiguous block
- installing hole
- insulating
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Abstract
The invention discloses a kind of support of spark gap, it includes insulating supporting body, chassis and upper terminal, electrode, the insulating supporting body is several cylindrical insulating bars, there is on the chassis, upper terminal upper terminal installing hole respectively that be opened on a circumference, chassis contiguous block is provided with each chassis installing hole, the side wall of chassis installing hole is provided with screw thread, chassis contiguous block has thread segment and crimp segment, in chassis installing hole female thread connection, the lower end of insulating bar is fixed in the insulation lever attachment hole of chassis contiguous block chassis contiguous block；Upper terminal contiguous block is provided with upper terminal installing hole, upper terminal contiguous block has thread segment and crimp segment, and nut is connected with the thread segment of the upper terminal contiguous block, and the upper end of insulating bar is fixed in the insulation lever attachment hole of upper terminal contiguous block；Screwed hole is provided with the middle of the upper terminal, electrode connects in the screwed hole female thread of upper terminal.Present invention reduces to equipment, the requirement of technique, with fabrication and installation it is simple the characteristics of.
Description
Technical field
The present invention relates to a kind of part of the overvoltage protector of mesohigh electric power, is more specifically a kind of propping up for spark gap
Frame, belongs to power equipment technical field.
Background technology
Spark gap is that, for protecting electrical equipment against a kind of electrical equipment that high transient overvoltage endangers, spark gap generally connects
Between electrical network wire and ground wire.Spark gap includes support and the nonlinear resistive element being laminated in support, nonlinear resistance
Element is generally zinc oxide component, and support is included in the insulating supporting body on the outside of resistive element and is fixed on two end of insulating supporting body
Terminal and electrode, electrode is generally fixed in the middle of terminal.
The insulating supporting body of traditional lightning protection device support is cylindrical shape, and nonlinear resistive element is placed in the cylinder.To make to keep away
Thunder device by arcing gas moment to outside discharge, and can be limited which and bleeds off pressure direction in short circuit, often in cylindric insulation
Passage is opened up on supporting mass.But as arcing gas is to produce moment, the effect of its release internal pressure has much room for improvement.
" spark gap " patent documentation (publication number disclosed in 13 days December in 2006 of State Intellectual Property Office：CN1877752),
The spark gap that document is introduced, around the non-linear element, forms the common tubular for surrounding that the non-linear element is arranged
Body is constituted, while arranging the plurality of insulating component so as to which the circumferencial direction for body being constituted along the tubular keeps mutually what is specified
Interval, and the both ends of the plurality of insulating component, are separately fixed in portion of terminal.Namely insulating supporting body is to be fixed on
Several insulating bars of two terminals, on the same circumference of several insulating bar arrangements.In practical situations both, insulating bar is generally
Round bar, this structure fully can discharge rapidly internal pressure, it is not easy to explosive dispersion.
In the surge arrester support of said structure, as insulating bar is different from the material of two terminals, insulating bar is generally
The composite of epoxy resin and fiber, terminal electrode are metal material, the fixation of current common insulating bar and two terminals
For：The installing hole equal with insulating bar quantity is opened up on a circumference on two terminals, the side wall of installing hole has axial direction
Gradient, group enter an expansion sleeve, axial slope that the outer wall of expansion sleeve is matched with the side wall with installing hole, the inwall of expansion sleeve
Match with insulating bar size shape, by expansion sleeve it is swollen enter between installing hole and insulation boom end, make insulating bar and terminal solid
It is fixed, the complex process that said structure is fixed with terminal in insulating bar, and the requirement to process equipment is higher, and need in insulation
Holding, it is high which installs complicated, technological requirement.
The content of the invention
For above-mentioned situation, the problem that the present invention is intended to solve is to provide the spark gap that a kind of insulating bar is fixed conveniently with terminal
Support, it can reduce the requirement to equipment and technique.Make the installation of the component of nonlinear resistive element simple simultaneously.
To reach above-mentioned purpose, the present invention is employed the following technical solutions：A kind of support of spark gap, it includes insulation supporter
Body, the chassis for being separately fixed at two end of insulating supporting body and upper terminal, the electrode being fixed in the middle of the upper terminal, the insulation
Supporting mass is several cylindrical insulating bars, on the same circumference of several insulating bar arrangements, is had on the chassis
The chassis installing hole being opened on a circumference, has the upper terminal installing hole being opened on a circumference on the upper terminal,
The chassis installing hole, the quantity of upper terminal installing hole are equal with insulating bar quantity, are provided with chassis in each chassis installing hole
Contiguous block, the side wall of the chassis installing hole are provided with screw thread, and the chassis contiguous block has thread segment and crimp segment, the spiral shell
The periphery of stricture of vagina section is provided with screw thread, and the thread segment of the chassis contiguous block is in chassis installing hole female thread connection, the chassis connection
Also there is on block the insulation lever attachment hole of axial direction, the lower end of the insulating bar is fixed on the insulation lever attachment hole of chassis contiguous block
In；Upper terminal contiguous block is provided with the upper terminal installing hole, the upper terminal contiguous block has thread segment and crimp segment, described
The periphery of thread segment is provided with screw thread, and the thread segment of the upper terminal contiguous block is passed in the upper surface of upper terminal installing hole, and
Nut is connected with the thread segment of upper terminal contiguous block, also there is on the upper terminal contiguous block insulation lever attachment hole of axial direction, institute
The upper end for stating insulating bar is fixed in the insulation lever attachment hole of upper terminal contiguous block；Axial screw thread is provided with the middle of the upper terminal
Hole, the electrode periphery are provided with screw thread, the electrode in the screwed hole of upper terminal, and be threadedly coupled with upper terminal.
Reinforcing sheet is additionally provided between the chassis and upper terminal, the reinforcing sheet is circular or annular, the reinforcing sheet
Insulating bar perforation is provided with, described several insulating bars are each passed through corresponding insulating bar perforation in reinforcing sheet.The electrode
There is on outer end switch groove.
Using such scheme, two ends of the insulating bar of the support of the spark gap of the present invention respectively penetrate chassis contiguous block with it is upper
Terminal contiguous block, due to being equipped with crimp segment on chassis contiguous block and upper terminal contiguous block, its fixation only needs common crimping
Machine, and each insulating bar can be processed respectively.Meanwhile, chassis contiguous block is threaded in the chassis on chassis and installs
Kong Zhong, upper terminal contiguous block through upper terminal installing hole with and nut is connected with thread segment, its installation is very convenient and this
Connect length of the conveniently adjusted insulating bar between chassis and upper terminal, make the support assembling structure of spark gap more accurate.
Therefore, the support of spark gap of the invention reduces the requirement to equipment, technique, with fabrication and installation it is simple the characteristics of.
Electrode thread is connected to the structure in the screwed hole of upper terminal in addition, when nonlinear resistive element is installed, as long as
The component of nonlinear resistive element is put between several insulating bars, electrode is tightened, so that it may by the group of nonlinear resistive element
Part is fixed, and makes the installation of the component of nonlinear resistive element simple.
Description of the drawings
Fig. 1 is the structural representation of the support of spark gap of the present invention；
Fig. 2 is a kind of structural representation of embodiment of support of spark gap；
Fig. 3 is the structural representation of the support another embodiment of spark gap；
Fig. 4 is the structural representation of upper terminal and electrode end surface；
Fig. 5 is the schematic diagram that the component of nonlinear resistive element is installed.
In figure：1- insulating bars, 2- chassis, 3- chassis contiguous block, 4- upper terminal contiguous blocks, 5- upper terminals, 6- electrodes, 7- bottoms
Disk installing hole, 8- upper terminal installing holes, 9- nuts, 10- reinforcing sheets, 11- switch grooves, the component of 12- nonlinear resistive elements.
Specific embodiment
As shown in figure 1, the support of spark gap of the present invention, it includes insulating supporting body, is separately fixed at insulating supporting body two
The chassis 2 at end and upper terminal 5, the electrode 6 being fixed in the middle of the upper terminal 5, the insulating supporting body are several cylinders
Insulating bar 1, on the same circumference of several insulating bars 1 arrangement, the quantity of the insulating bar 1 generally more than three,
For convenience of describing, illustrate by taking the quantity of four insulating bars 1 as an example in embodiments of the present invention, the present invention does not limit to certainly
In four insulating bars 1.
There is on the chassis 2 the chassis installing hole 7 being opened on a circumference, also have on the upper terminal 5 and open up
Upper terminal installing hole 8 on a circumference, the chassis installing hole 7,1 quantity of the quantity of upper terminal installing hole 8 and insulating bar
It is equal, also it is four in the present embodiment.Said structure does not have essential difference with the support of the spark gap of prior art, under
Construction featuress in the face of the support of spark gap of the present invention are described.
Chassis contiguous block 3 is provided with each chassis installing hole 7, the side wall of the chassis installing hole 7 is provided with screw thread, the bottom
Disk contiguous block 3 has thread segment and crimp segment, and the periphery of the thread segment is provided with screw thread, the thread segment of the chassis contiguous block 3
7 female thread of the installing hole connection on chassis, also has the insulation lever attachment hole of axial direction, the insulating bar 1 on the chassis contiguous block 3
Lower end be fixed in the insulation lever attachment hole of chassis contiguous block 3.
Upper terminal contiguous block 4 is provided with the upper terminal installing hole 8, the upper terminal contiguous block 4 has thread segment and pressure
Section is connect, the periphery of the thread segment is provided with screw thread, and the thread segment of the upper terminal contiguous block 4 is passed in upper terminal installing hole 8
Upper surface, and nut 9 is connected with the thread segment of upper terminal contiguous block 4, also there is on the upper terminal contiguous block 4 the exhausted of axial direction
Edge lever attachment hole, the upper end of the insulating bar 1 are fixed in the insulation lever attachment hole of upper terminal contiguous block 4.
Axial screwed hole is provided with the middle of the upper terminal 5,6 periphery of the electrode is provided with screw thread, and the electrode 6 is in upper end
In the screwed hole of son 5, and it is threadedly coupled with upper terminal 5.Preferably, there is switch groove 11 on the outer end of the electrode 6
(referring to Fig. 4).By switch groove 9, screwed hole 9 can be rotated by the instrument of similar screwdriver.
To strengthen the intensity of the support of spark gap, reinforcing sheet 10, the increasing between the chassis 2 and upper terminal 5, are additionally provided with
Strong piece 10 can be circular (referring to Fig. 2), or annular (referring to Fig. 3), and the reinforcing sheet 10 is provided with four insulation
Bar is bored a hole, and four insulating bars 1 are each passed through corresponding insulating bar perforation.
The concrete making of the support of above-mentioned spark gap, can two ends of first insulating bar 1 respectively penetrate chassis contiguous block 3 and upper end
The insulation lever attachment hole of sub- contiguous block 4, using crimping apparatus being separately fixed at chassis contiguous block 3 and upper terminal contiguous block 4
Two ends of each insulating bar 1, are then screwed into the thread segment of the chassis contiguous block 3 of each insulating bar 1 in chassis installing hole 7, each exhausted
Load the component 12 of nonlinear resistive element between edge bar 1.In the case of reinforcing sheet 10 is provided between chassis 2 and upper terminal 5,
During the component 12 of nonlinear resistive element is loaded, by reinforcing sheet 10 through in each insulating bar 1.Then by each insulating bar
The thread segment of 1 upper terminal contiguous block 4 passes through upper terminal installing hole 8, nut 9 of screwing on that electrode 6 is screwed on upper terminal 5, so that it may
The component 12 of nonlinear resistive element is fixed into (referring to Fig. 5), makes the installation of the component 12 of nonlinear resistive element simple.
Claims (3)
1. a kind of support of spark gap, it include insulating supporting body, be separately fixed at the chassis (2) at two end of insulating supporting body with it is upper
Terminal (5), the electrode (6) being fixed in the middle of the upper terminal (5), the insulating supporting body is several cylindrical insulating bars
(1), several described insulating bars (1) are arranged on same circumference, have the bottom being opened on a circumference on the chassis (2)
Disk installing hole (7), has the upper terminal installing hole (8) being opened on a circumference on the upper terminal (5), the chassis is installed
Hole (7), the quantity of upper terminal installing hole (8) are equal with insulating bar (1) quantity, it is characterised in that each chassis installing hole (7)
Chassis contiguous block (3) is provided with inside, the side wall of the chassis installing hole (7) is provided with screw thread, and the chassis contiguous block (3) is with spiral shell
Stricture of vagina section and crimp segment, the periphery of the thread segment are provided with screw thread, and the thread segment of the chassis contiguous block (3) is in chassis installing hole
(7) female thread connection, also has the insulation lever attachment hole of axial direction, the lower end of the insulating bar (1) on the chassis contiguous block (3)
It is fixed in the insulation lever attachment hole of chassis contiguous block (3)；Upper terminal contiguous block (4) is provided with the upper terminal installing hole (8),
The upper terminal contiguous block (4) is provided with screw thread, the upper terminal connection with thread segment and crimp segment, the periphery of the thread segment
The thread segment of block (4) is passed in the upper surface of upper terminal installing hole (8), and is connected with the thread segment of upper terminal contiguous block (4)
Nut (9), the insulation lever attachment hole also on the upper terminal contiguous block (4) with axial direction, the upper end of the insulating bar (1) is fixed
In the insulation lever attachment hole of upper terminal contiguous block (4)；Axial screwed hole, the electrode are provided with the middle of the upper terminal (5)
(6) periphery is provided with screw thread, the electrode (6) in the screwed hole of upper terminal (5), and be threadedly coupled with upper terminal (5).
2. the support of spark gap according to claim 1, it is characterised in that between the chassis (2) and upper terminal (5) also
Reinforcing sheet (10) is provided with, the reinforcing sheet (10) is circular or annular, and the reinforcing sheet (10) is provided with insulating bar perforation, if
A dry insulating bar (1) is each passed through corresponding insulating bar perforation in reinforcing sheet (10).
3. the support of spark gap according to claim 1 and 2, it is characterised in that have on the outer end of the electrode (6) and dial
Turn trough (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410393742.5A CN104200940B (en) | 2014-08-12 | 2014-08-12 | A kind of support of spark gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410393742.5A CN104200940B (en) | 2014-08-12 | 2014-08-12 | A kind of support of spark gap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104200940A CN104200940A (en) | 2014-12-10 |
| CN104200940B true CN104200940B (en) | 2017-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410393742.5A Active CN104200940B (en) | 2014-08-12 | 2014-08-12 | A kind of support of spark gap |
Country Status (1)
| Country | Link |
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| CN (1) | CN104200940B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185487B (en) * | 2015-09-29 | 2018-11-13 | 国网浙江省电力公司金华供电公司 | A kind of protection of arrester frame |
| CN113922319A (en) * | 2021-09-26 | 2022-01-11 | 西门子避雷器（无锡）有限公司 | Installation component of line arrester and line arrester |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2862443Y (en) * | 2005-11-25 | 2007-01-24 | 郑敦沂 | Support for installation of high-voltage lighning arrestor |
| CN201163705Y (en) * | 2008-04-30 | 2008-12-10 | 南京炬名电力科技有限公司 | Anti-shielding failure lightning rod of pre-twisted wire type overhead transmission line |
| CN203673903U (en) * | 2014-01-24 | 2014-06-25 | 中国计量科学研究院 | Circular distributed resistor support |
| CN204045303U (en) * | 2014-08-12 | 2014-12-24 | 浙江科成电气有限公司 | A kind of support of lightning arrester |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63313803A (en) * | 1987-06-17 | 1988-12-21 | Otowa Denki Kogyo Kk | Lightning arrester |
| JP2008176950A (en) * | 2007-01-16 | 2008-07-31 | Toshiba Corp | Lightning arrester for power transmission |
-
2014
- 2014-08-12 CN CN201410393742.5A patent/CN104200940B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2862443Y (en) * | 2005-11-25 | 2007-01-24 | 郑敦沂 | Support for installation of high-voltage lighning arrestor |
| CN201163705Y (en) * | 2008-04-30 | 2008-12-10 | 南京炬名电力科技有限公司 | Anti-shielding failure lightning rod of pre-twisted wire type overhead transmission line |
| CN203673903U (en) * | 2014-01-24 | 2014-06-25 | 中国计量科学研究院 | Circular distributed resistor support |
| CN204045303U (en) * | 2014-08-12 | 2014-12-24 | 浙江科成电气有限公司 | A kind of support of lightning arrester |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104200940A (en) | 2014-12-10 |
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Effective date of registration: 20221109 Address after: 312300 188 Dongshan Road, Cao E Street, Shangyu District, Shaoxing, Zhejiang Patentee after: ZHEJIANG GOLDEN PHOENIX ELECTRICAL TECHNOLOGY Co.,Ltd. Address before: No. 188, Dongshan Road, Shangyu Economic Development Zone, Shaoxing, Zhejiang 312300 Patentee before: ZHEJIANG KECHENG ELECTRICAL CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 312300 188 Dongshan Road, Cao E Street, Shangyu District, Shaoxing, Zhejiang Patentee after: Zhejiang Jinfenghuang Power Technology Co.,Ltd. Address before: 312300 188 Dongshan Road, Cao E Street, Shangyu District, Shaoxing, Zhejiang Patentee before: ZHEJIANG GOLDEN PHOENIX ELECTRICAL TECHNOLOGY Co.,Ltd. |