CN109215908A - A kind of arrester and its core and core upper press cover - Google Patents
A kind of arrester and its core and core upper press cover Download PDFInfo
- Publication number
- CN109215908A CN109215908A CN201710527577.1A CN201710527577A CN109215908A CN 109215908 A CN109215908 A CN 109215908A CN 201710527577 A CN201710527577 A CN 201710527577A CN 109215908 A CN109215908 A CN 109215908A
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- China
- Prior art keywords
- arrester
- upper press
- press cover
- core
- gland body
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- Granted
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- 210000004907 gland Anatomy 0.000 claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 4
- 238000009987 spinning Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000012212 insulator Substances 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/01—Mounting; Supporting
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
Abstract
The present invention relates to a kind of arrester and its cores and core upper press cover, core upper press cover includes gland body, gland body is equipped with mounting hole, and the inner peripheral surface of mounting hole is equipped with the fingertip mounting groove that arrester high input voltage electric conductor and gland body conductive connection are realized for installing conductive contact finger.Fingertip mounting groove is directly set on upper press cover, to install corresponding conductive contact finger, so that high input voltage electric conductor can directly with upper press cover conduction inserting, it does not need as conducting connecting part is in addition arranged above upper press cover in the prior art, and then it can effectively reduce lightning arrester core body height, so as to reduce the height of arrester, be conducive to arrester miniaturization demand.
Description
Technical field
The invention belongs to arrester fields, and in particular to a kind of arrester and its core and core upper press cover.
Background technique
Tank-type lightning arrester, from the influence of the overvoltage such as thunder and lightning or switching impulse, guarantees electricity mainly for the protection of electric system
The safe operation of Force system.
Currently, mostly using electrical connection, core upper press cover, spring fixed greatly the core design of tank-type lightning arrester both at home and abroad
The structures such as position design.Such as the tank disclosed in the Chinese invention patent application file that application publication number is CN106504836A
Formula arrester structure, including cylinder, core is equipped in cylinder, and core has the resistor disc successively stacked and by insulated pull rod pressure
The upper press cover and lower bottom base of tight resistor disc, cylinder upper end are equipped with high-tension insulator, are equipped with high-pressure conductive body in the middle part of high-tension insulator,
High-pressure conductive body passes through the electric connection structure that core upper end is arranged in and resistor disc is conductively connected.In fact, high-pressure conductive body with
The electric connection structure of core is specific as shown in Figure 1, core includes the resistor disc successively stacked, core have by insulated pull rod with
The upper press cover 2 of lower bottom base fixing assembling together is equipped with spring 3,3 one end of spring and upper press cover between upper press cover 2 and resistor disc 6
2 conducting top press-fits, the other end then press against on corresponding resistor disc gasket 4, and resistor disc gasket 4 has corresponding spring retainer
Protrusion, prevention and treatment has grading shield 5 on upper press cover 2, and will be equal by the conductive conducting connecting part 1 being securely fitted on upper press cover 2
Pressure cover 5 is fixed on upper press cover 2, and the top of conducting connecting part 1 has fingertip slot and facilitates installation spring touch finger, conducting connecting part
1 lower part is equipped with internal thread hole corresponding matching of the threaded shank to be equipped with upper press cover 2, and then realizes conducting connecting part and upper press cover
Fixing assembling, the high input voltage electric conductor on arrester is corresponding with the spring touch finger in the fingertip slot of conducting connecting part 1 conductive
Connection.In this existing core, conducting connecting part is directly arranged in the top of upper press cover, so that entire core is relatively
Height is unfavorable for the needs of arrester Miniaturization Design.
Summary of the invention
Lightning arrester core body height, which can be reduced, the purpose of the present invention is to provide one kind and then is conducive to arrester miniaturization sets
The arrester of meter core upper press cover；Meanwhile the present invention also provides a kind of cores and arrester using above-mentioned core upper press cover.
To achieve the above object, arrester provided by the present invention is with the technical solution of core upper press cover: one kind is lightning-arrest
Device core upper press cover, including gland body, gland body are equipped with mounting hole, and the inner peripheral surface of mounting hole is equipped with for installing
Conductive contact finger is to realize fingertip mounting groove that arrester high input voltage electric conductor and gland body are conductively connected.
The gland body is equipped with for the fastening structure by grading shield fastening assembly in gland body.
There is the gland body support to install the outer end face of the grading shield, and the fastening structure includes outer end face
The fastening screw mounting hole being equipped with.
The gland body has for the inner face towards arrester resistor disc to cooperate with respective springs press, inner end
Face is convexly equipped with the positioning convex platform for being positioned to the respective springs.
The technical solution of lightning arrester core body provided by the present invention using above-mentioned core upper press cover is: a kind of arrester core
Body fastens the lower bottom base and upper press cover being assembled together including the use of insulated pull rod, successively stacks between lower bottom base and upper press cover
There are multiple arrester resistor discs, spring is equipped between upper press cover and arrester resistor disc, upper press cover includes assembling with insulated pull rod
Together and with the arrester resistor disc be conductively connected gland body, gland body be equipped with mounting hole, mounting hole it is interior
Circumferential surface is equipped with fingertip mounting groove, is equipped in fingertip mounting groove conductive for realizing arrester high input voltage electric conductor and upper press cover
The conductive contact finger of connection.
It is disposed with outside the gland body and the grading shield being assemblied in gland body is fastened by fastening structure.
The outer end face that there is the gland body support to install the grading shield, the fastening structure include described outer
The fastening screw mounting hole and spinning that end face is equipped with are in fastening screw mounting hole grading shield to be fastened on upper press cover
Fastening screw.
The gland body has the inner face towards arrester resistor disc and with spring press cooperation, and inner face is convex
Equipped with the positioning convex platform positioned to the spring.
The conductive contact finger is spring touch finger.
The technical solution of arrester provided by the present invention using above-mentioned core is: a kind of arrester, including arrester
The high input voltage electric conductor of core and conductive connection corresponding with lightning arrester core body, lightning arrester core body are fastened including the use of insulated pull rod
The lower bottom base and upper press cover being assembled together successively are stacked with multiple arrester resistor discs, upper pressure between lower bottom base and upper press cover
Lid arrester resistor disc between be equipped with spring, upper press cover include be assembled together with insulated pull rod and with the arrester resistance
The gland body that piece is conductively connected, gland body are equipped with mounting hole, and the inner peripheral surface of mounting hole is equipped with fingertip mounting groove, fingertip
Conductive contact finger is equipped in mounting groove, the high input voltage electric conductor is inserted into the mounting hole and connects with the conductive contact finger conduction
It connects.
The upper press cover is externally provided with grading shield, and the gland body has the outer end face of the support installation grading shield, outside
End face is equipped with fastening screw mounting hole, and the grading shield is tight by fastening screw of the spinning in the fastening screw mounting hole
It is fixedly mounted with and fits on the upper press cover.
The gland body has the inner face towards arrester resistor disc and with spring press cooperation, and inner face is convex
Equipped with the positioning convex platform positioned to the spring.
The beneficial effects of the present invention are: fingertip installation is directly arranged in the core upper press cover of arrester provided by the present invention
Slot, to install corresponding conductive contact finger, so that high input voltage electric conductor can not need directly with upper press cover conduction inserting as existing
In addition conducting connecting part is set above upper press cover in technology, and then can effectively reduce the height of lightning arrester core body, so as to drop
The height of low arrester is conducive to arrester miniaturization needs.Correspondingly, lightning arrester core body provided by the present invention and keeping away
The height of thunder device is relatively low, and small volume, cost is relatively low.
Detailed description of the invention
Fig. 1 is the partial structural diagram of existing lightning arrester core body；
Fig. 2 is the structural schematic diagram of arrester provided by the present invention；
Fig. 3 is the partial structural diagram of core in Fig. 2 (spring touch finger is not shown in figure)；
Fig. 4 is the structural schematic diagram of upper press cover in Fig. 3.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing, but is not limited thereto.
The specific embodiment of arrester provided by the present invention, it is shown as shown in Figure 2, Figure 3 and Figure 4, it is lightning-arrest in the embodiment
Device includes cylinder 15, is equipped with lightning arrester core body 100 in cylinder 15, is equipped in 15 upper end of cylinder for leading with lightning arrester core body 100
The structure of the high input voltage electric conductor 10 of electrical connection, cylinder 15 and high input voltage electric conductor 10 herein is kept away in the prior art
The cylinder of thunder device and the structure of high input voltage electric conductor are identical, and details are not described herein.
In Fig. 3 and Fig. 4, lower bottom base 16 of the lightning arrester core body 100 including the use of 18 fixing assembling of insulated pull rod together
And upper press cover 11, successively it is stacked with multiple arrester resistor discs 14 between lower bottom base 16 and upper press cover 11, upper press cover 11 and lightning-arrest
It is equipped with spring 13 between device resistor disc 14, the flat shim mainly to shield is equipped between spring 13 and arrester resistor disc 14
17。
The present embodiment mainly thes improvement is that the overall construction design of upper press cover, and upper press cover 11 includes and insulated pull rod
The gland body 20 that fixing assembling is conductively connected together and with arrester resistor disc, gland body 20 are equipped with mounting hole 21,
The inner peripheral surface of mounting hole 21 is equipped with fingertip mounting groove 26, is equipped with conductive contact finger (not shown) in fingertip mounting groove 26, leads
Electrical contact finger is specially spring touch finger.High input voltage electric conductor 10 is inserted into mounting hole 21 and is conductively connected with conductive contact finger, in turn
Realize the conductive connection of upper press cover and high input voltage electric conductor.
Mounting hole in gland body is corresponded on above-mentioned grading shield 12 be equipped with pass through accordingly for high input voltage electric conductor
Perforation.
In fact, gland body 20 has towards the inner face 23 of arrester resistor disc and away from the outer of arrester resistor disc
End face 25, is disposed with grading shield 12 outside gland body 20, and grading shield 12 is then assemblied in gland by fastening structure fastening
On ontology, specifically support is placed on the outer end face 25 of gland body grading shield 12, and above-mentioned fastening structure specifically includes pressure
The fastening screw mounting hole 24 and spinning that the outer end face 25 of lid ontology 20 is equipped with are in fastening screw mounting hole 24 will press
Cover the fastening screw being fastened on upper press cover.The structure phase of the structure of grading shield 12 and arrester grading shield in the prior art
Together, corresponding screw mounting hole is set on grading shield.
The inner face 23 of gland body 20, which is specifically pressed with spring 13, to be cooperated, also, to guarantee that spring positioning is stablized, is being pressed
The positioning convex platform 22 positioned to spring 13 is convexly equipped on the inner face 23 of lid ontology.The design of positioning convex platform herein, may be used also
To extend the axial length of mounting hole, to facilitate the sufficient amount of fingertip mounting groove of design.
In arrester provided by the present embodiment, fingertip mounting groove is directly set on upper press cover, to install conductive contact finger, is made
Obtaining high input voltage electric conductor can not need directly with upper press cover conduction inserting as being in addition arranged above upper press cover in the prior art
Conducting connecting part, and then can effectively reduce the height of lightning arrester core body, so as to reduce the height of arrester, be conducive to arrester
Miniaturization needs.Moreover, being also integrated with positioning convex platform on upper press cover provided by the present embodiment, existing skill can be saved in this way
Spring retainer gasket in art, not only reduces amount of parts, also reduces height to a certain extent.In addition, using tight
Structure is solidly connected directly grading shield is fixed on upper press cover.Integration degree is high for upper press cover provided by the present embodiment, function
It is more, the amount of parts of lightning arrester core body can be effectively reduced, core height is reduced, simplifies core, reduces cost.
In the present embodiment, grading shield is fixed on the outer end face of gland body by fastening structure, is fastenedly connected knot
Structure includes fastening screw.In other embodiments, fastening structure can also be spiral link structure.
In the present embodiment, conductive contact finger is specially spring touch finger, and in other embodiments, conductive contact finger can also be others
Contact finger structure, as long as the conductive connection between high input voltage electric conductor and upper press cover can be realized.
The present invention also provides a kind of specific embodiment of lightning arrester core body, the lightning arrester core body in the embodiment is kept away with above-mentioned
The structure of core is identical in thunder device embodiment, and details are not described herein.
The present invention also provides a kind of arrester specific embodiment of core upper press cover, the knot of the upper press cover in the embodiment
Structure is identical as the structure of upper press cover in above-mentioned arrester embodiment, and details are not described herein.
Claims (10)
1. a kind of arrester core upper press cover, including gland body, it is characterised in that: gland body is equipped with mounting hole, peace
The inner peripheral surface in dress hole is equipped with for installing conductive contact finger to realize that arrester high input voltage electric conductor and gland body conduction connect
The fingertip mounting groove connect.
2. arrester according to claim 1 core upper press cover, it is characterised in that: the gland body is equipped with and is used for
By fastening structure of the grading shield fastening assembly in gland body.
3. arrester according to claim 2 core upper press cover, it is characterised in that: the gland body has support peace
The outer end face of the grading shield is filled, the fastening structure includes the fastening screw mounting hole that outer end face is equipped with.
4. arrester according to claim 1 or 2 or 3 core upper press cover, it is characterised in that: the gland body has
For towards arrester resistor disc, with the inner face with respective springs press cooperation, inner face to be convexly equipped with for the corresponding bullet
The positioning convex platform that spring is positioned.
5. a kind of lightning arrester core body, fasten the lower bottom base and upper press cover being assembled together including the use of insulated pull rod, lower bottom base and
It is successively stacked with multiple arrester resistor discs between upper press cover, spring, upper press cover are equipped between upper press cover and arrester resistor disc
Including the gland body for being assembled together with insulated pull rod and being conductively connected with the arrester resistor disc, it is characterised in that: pressure
Lid ontology is equipped with mounting hole, and the inner peripheral surface of mounting hole is equipped with fingertip mounting groove, is equipped in fingertip mounting groove for realizing keeping away
The conductive contact finger that thunder device high input voltage electric conductor and upper press cover are conductively connected.
6. lightning arrester core body according to claim 5, it is characterised in that: be disposed with outside the gland body and connected by fastening
Connect the grading shield that fastening structure is assemblied in gland body.
7. lightning arrester core body according to claim 6, it is characterised in that: the gland body has support installation described
The outer end face of cover is pressed, the fastening structure includes that the fastening screw mounting hole that the outer end face is equipped with and spinning are fastening
Grading shield to be fastened on to the fastening screw on upper press cover in screw mounting hole.
8. according to lightning arrester core body described in claim 5 or 6 or 7, it is characterised in that: the gland body has towards lightning-arrest
Device resistor disc and the inner face that cooperation is pressed with the spring, inner face are convexly equipped with the convex positioned to the spring
Platform.
9. a kind of arrester, the high input voltage electric conductor including lightning arrester core body and conductive connection corresponding with lightning arrester core body, keep away
Thunder device core fastens the lower bottom base and upper press cover being assembled together including the use of insulated pull rod, between lower bottom base and upper press cover successively
Multiple arrester resistor discs are stacked with, spring is equipped between upper press cover and arrester resistor disc, upper press cover includes and insulated pull rod
The gland body for being assembled together and being conductively connected with the arrester resistor disc, it is characterised in that: gland body is equipped with peace
Hole is filled, the inner peripheral surface of mounting hole is equipped with fingertip mounting groove, conductive contact finger is equipped in fingertip mounting groove, and the high input voltage is conductive
Body is inserted into the mounting hole and is conductively connected with the conductive contact finger.
10. arrester according to claim 9, it is characterised in that: the upper press cover is externally provided with grading shield, the gland sheet
The outer end face that there is body support to install the grading shield, outer end face are equipped with fastening screw mounting hole, and the grading shield passes through rotation
Fastening screw fastening in the fastening screw mounting hole is assemblied on the upper press cover；The gland body has court
Inner face to arrester resistor disc and with spring press cooperation, inner face, which is convexly equipped with, to be determined what the spring was positioned
Position boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710527577.1A CN109215908B (en) | 2017-06-30 | 2017-06-30 | Lightning arrester and core and upper gland of core thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710527577.1A CN109215908B (en) | 2017-06-30 | 2017-06-30 | Lightning arrester and core and upper gland of core thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109215908A true CN109215908A (en) | 2019-01-15 |
| CN109215908B CN109215908B (en) | 2021-08-20 |
Family
ID=64991693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710527577.1A Active CN109215908B (en) | 2017-06-30 | 2017-06-30 | Lightning arrester and core and upper gland of core thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109215908B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110660545A (en) * | 2019-08-08 | 2020-01-07 | 河南平高电气股份有限公司 | Gland of pressure equipment core for can-type arrester and can-type arrester |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06260305A (en) * | 1993-03-08 | 1994-09-16 | Fuji Electric Co Ltd | Current-terminal leading-out structure of lightning arrester |
| CN202275675U (en) * | 2011-07-18 | 2012-06-13 | 平高集团有限公司 | Tank-type lightning arrester used for electric power system |
| CN203311955U (en) * | 2013-03-12 | 2013-11-27 | 郑越 | Overvoltage protector for 6kV or 10kV of alternating-current power system |
| CN204834220U (en) * | 2015-07-20 | 2015-12-02 | 山东泰开互感器有限公司 | Miniaturized pot -type metal oxide arrester of 110kV three -phase |
| US20170084367A1 (en) * | 2015-09-18 | 2017-03-23 | Siemens Aktiengesellschaft | Overvoltage arrester |
-
2017
- 2017-06-30 CN CN201710527577.1A patent/CN109215908B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06260305A (en) * | 1993-03-08 | 1994-09-16 | Fuji Electric Co Ltd | Current-terminal leading-out structure of lightning arrester |
| CN202275675U (en) * | 2011-07-18 | 2012-06-13 | 平高集团有限公司 | Tank-type lightning arrester used for electric power system |
| CN203311955U (en) * | 2013-03-12 | 2013-11-27 | 郑越 | Overvoltage protector for 6kV or 10kV of alternating-current power system |
| CN204834220U (en) * | 2015-07-20 | 2015-12-02 | 山东泰开互感器有限公司 | Miniaturized pot -type metal oxide arrester of 110kV three -phase |
| US20170084367A1 (en) * | 2015-09-18 | 2017-03-23 | Siemens Aktiengesellschaft | Overvoltage arrester |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110660545A (en) * | 2019-08-08 | 2020-01-07 | 河南平高电气股份有限公司 | Gland of pressure equipment core for can-type arrester and can-type arrester |
| CN110660545B (en) * | 2019-08-08 | 2022-07-05 | 河南平高电气股份有限公司 | Gland of pressure equipment core for can-type arrester and can-type arrester |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109215908B (en) | 2021-08-20 |
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