CN208444683U - New-type Zinc-Oxide Arrester pedestal - Google Patents
New-type Zinc-Oxide Arrester pedestal Download PDFInfo
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- CN208444683U CN208444683U CN201821305155.6U CN201821305155U CN208444683U CN 208444683 U CN208444683 U CN 208444683U CN 201821305155 U CN201821305155 U CN 201821305155U CN 208444683 U CN208444683 U CN 208444683U
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- sealing ring
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- bottom plate
- arrester
- insulator
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Abstract
The utility model discloses a kind of new-type Zinc-Oxide Arrester pedestals comprising ground connection mounting plate, arrester bottom plate, fastening bolt, lower end insulator, upper end insulator, fastening nut, ground connection mounting plate open up mounting plate through-hole, and arrester bottom plate opens up bottom hole；The thread head of fastening bolt sequentially passes through mounting plate through-hole, bottom hole and extends to arrester bottom plate upper end side, fastening bolt stub end portion is located at ground connection mounting plate lower end side, the first sealing ring is clamped between fastening bolt major part end and ground connection mounting plate, the second sealing ring is clamped between lower end insulator and ground connection mounting plate upper surface, third sealing ring is clamped between lower end insulator and arrester bottom plate；The thread head of fastening bolt and the internal screw thread of blind hole inner wall are spirally connected, and upper end insulator is clamped between fastening nut and arrester bottom plate, and waterproof flange is arranged in the edge part of fastening nut.By said structure design, the utility model has the advantages that novel in structural design, waterproof moisture-proof effect are good.
Description
Technical field
The utility model relates to lightning arrester base technical fields, more particularly, to a kind of new-type Zinc-Oxide Arrester pedestal.
Background technique
The Important Components that arrester is protected as Hyper-Voltage of Power Systems play the safe operation of power grid most important
Effect.In recent years, the insulation of arrester Split type base is unqualified, small insulator rupture and lightning arrester base is put over the ground in prerun
Phenomena such as electric, happens occasionally, and on the one hand increases arrester maintenance number, extends equipment power off time, another party is also to lightning-arrest
Device live detection result has an impact, and measured test data is made to generate biggish error, is easy to cause arrester state
Erroneous judgement.
By to lightning arrester base inspection, pedestal insulate mainly by two small insulators and fastening bolt above and below lightning arrester base
The structure of composition is realized, empty when raining or when wet weather due to there is certain gap between fastening bolt and small insulator
Dampness water inlet in gap, unqualified so as to cause insulation resistance and fastening bolt corrosion, fastening bolt corrode serious person, iron filings will be empty
Between this may result in insulator spalling when filling up.
Utility model content
The purpose of this utility model is to provide a kind of new-type Zinc-Oxide Arrester pedestals, to alleviate existing zinc oxide
Lightning arrester base is easy the technical issues of dampness.
In a first aspect, a kind of new-type Zinc-Oxide Arrester pedestal provided by the embodiment of the utility model, comprising: be respectively in water
Ground connection mounting plate, the arrester bottom plate of flat lateral arrangement, the arrester bottom plate are located at the upper end side of the ground connection mounting plate, and
The arrester bottom plate and ground connection mounting plate parallel interval arrangement；
It is described ground connection mounting plate offer up and down completely through mounting plate through-hole, the arrester bottom plate offer up and down
Completely through and with mounting plate through-hole consistency from top to bottom arrangement bottom hole；
It is installed between the ground connection mounting plate and arrester bottom plate in the fastening bolt being vertically arranged, the fastening bolt
Thread head sequentially pass through the mounting plate through-hole, bottom hole and the upper end side for extending to the arrester bottom plate, fasten
The stub end portion of bolt is located at the lower end side of ground connection mounting plate；
It is installed between the ground connection mounting plate and arrester bottom plate and is set in the fastening bolt periphery and rounded set
The lower end insulator of tube shape；The upper end side of the arrester bottom plate is installed with the thread head periphery for being set in the fastening bolt
And the upper end insulator of rounded sleeve-shaped, the upper end side of the upper end insulator are installed with fastening nut, the fastening nut
Middle position offers the blind hole of downwardly facing opening, and the inner wall of the blind hole is provided with internal screw thread, the end of thread of the fastening bolt
Portion and the internal screw thread of blind hole inner wall are spirally connected, and the upper end insulator is clamped between fastening nut and arrester bottom plate；The fastening
The edge part of nut is provided with the waterproof flange for protruding downward and be in annulus shape, and the waterproof flange is integrated with fastening nut
Structure, waterproof flange is surrounded on the periphery of upper end insulator, and the lower end surface of waterproof flange is located at the lower end of upper end insulator upper surface
Side；
It is installed between the major part end upper surface and ground connection mounting plate lower surface of the fastening bolt in annulus shape
First sealing ring.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect,
In, the second sealing ring in annulus shape is installed between the lower end surface of the lower end insulator and the upper surface for being grounded mounting plate.
The possible embodiment of with reference to first aspect the first, the utility model embodiment provide the of first aspect
Two kinds of possible embodiments, wherein be installed with third sealing ring between the lower end insulator and arrester bottom plate.
The possible embodiment of second with reference to first aspect, the utility model embodiment provide the of first aspect
Three kinds of possible embodiments, wherein the third sealing ring include in annulus shape and the sealing ring that is vertically arranged it is vertical
Portion, sealing ring vertical portion are set in the thread head periphery of fastening bolt, and the upper end of sealing ring vertical portion passes through lightning-arrest upward
The bottom hole of device bottom plate simultaneously stretches in the centre bore of upper end insulator, and the upper surface of sealing ring vertical portion is located under the insulator of upper end
The upper end side of end face.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Four kinds of possible embodiments, wherein the lower edge section of sealing ring vertical portion is provided in annulus shape and horizontal cross cloth
The sealing ring horizontal part set, sealing ring horizontal part are clamped between lower end insulator upper surface and arrester lower surface of base plate.
The 4th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Five kinds of possible embodiments, wherein the sealing that the edge part of sealing ring horizontal part is provided in annulus shape and protrudes downward
Flange part is enclosed, sealing ring flange part is surrounded on the periphery of lower end insulator upper end, and sealing ring flange part lower end surface is located at lower end
The lower end side of insulator upper surface.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Six kinds of possible embodiments, wherein sealing ring vertical portion, sealing ring horizontal part, sealing ring flange part are structure as a whole.
The 6th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Seven kinds of possible embodiments, wherein first sealing ring, second sealing ring, the third sealing ring are respectively rubber
Glue sealing ring.
The 6th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Eight kinds of possible embodiments, wherein gap, the upper end insulator between the lower end insulator and the fastening bolt and tight
Gap between fixing bolt is separately filled with moisture absorption object filled layer.
The 8th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Nine kinds of possible embodiments, wherein the material of the moisture absorption object filled layer is spongy layer.
The utility model embodiment bring it is following the utility model has the advantages that
A kind of new-type Zinc-Oxide Arrester pedestal described in the utility model comprising have respectively in horizontal cross arrangement
It is grounded mounting plate, arrester bottom plate, arrester bottom plate is located at the upper end side of ground connection mounting plate and arrester bottom plate and ground connection are installed
Plate parallel interval arrangement；Ground connection mounting plate offer up and down completely through mounting plate through-hole, arrester bottom plate offer up and down
Completely through and with mounting plate through-hole consistency from top to bottom arrangement bottom hole；It is installed between ground connection mounting plate and arrester bottom plate
In the fastening bolt being vertically arranged, the thread head of fastening bolt sequentially passes through mounting plate through-hole, bottom hole and extending to is kept away
The upper end side of thunder device bottom plate, the stub end portion of fastening bolt are located at the lower end side of ground connection mounting plate；It is grounded mounting plate and arrester
The lower end insulator for being set in fastening bolt periphery and rounded sleeve-shaped is installed between bottom plate；The upper end side of arrester bottom plate
It is installed with the thread head periphery for being set in fastening bolt and the upper end insulator of rounded sleeve-shaped, the upper end side of upper end insulator
It is installed with fastening nut, the middle position of fastening nut offers the blind hole of downwardly facing opening, and the inner wall of blind hole is provided with internal screw thread,
The thread head of fastening bolt and the internal screw thread of blind hole inner wall are spirally connected, upper end insulator be clamped in fastening nut and arrester bottom plate it
Between；The edge part of fastening nut is provided with the waterproof flange for protruding downward and be in annulus shape, and waterproof flange is with fastening nut
Integral structure, waterproof flange is surrounded on the periphery of upper end insulator, and the lower end surface of waterproof flange is located at upper end insulator upper surface
Lower end side, waterproof flange effectively prevent steam from entering inside the insulator of upper end.The major part end upper surface of the fastening bolt
Be installed with the first sealing ring in annulus shape between ground connection mounting plate lower surface, for increase leakproofness prevent steam into
Enter, by said structure design, the utility model has the advantages that novel in structural design, waterproof moisture-proof effect are good.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram of new-type Zinc-Oxide Arrester pedestal provided by the embodiment of the utility model.
Icon: 1- is grounded mounting plate；11- mounting plate through-hole；2- arrester bottom plate；21- bottom hole；3- fastening
Bolt；31- major part end；32- thread head；The first sealing ring of 41-；The second sealing ring of 42-；43- third sealing ring；
431- sealing ring vertical portion；432- sealing ring horizontal part；433- sealing ring flange part；The lower end 51- insulator；The upper end 52- porcelain
Set；6- fastening nut；61- blind hole；62- waterproof flange.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., the orientation or positional relationship of instruction are orientation based on the figure or position
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This
Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy
The property wanted.
In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " connected ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
Connection inside element.For the ordinary skill in the art, it can understand that above-mentioned term is practical at this with concrete condition
Concrete meaning in novel.
As shown in Figure 1, a kind of new-type Zinc-Oxide Arrester pedestal, includes the ground connection installation respectively in horizontal cross arrangement
Plate 1, arrester bottom plate 2, upper end side and arrester bottom plate 2 and ground connection mounting plate 1 of the arrester bottom plate 2 positioned at ground connection mounting plate 1
Parallel interval arrangement；Ground connection mounting plate 1 offer up and down completely through mounting plate through-hole 11, arrester bottom plate 2 offers
Under completely through and with 11 consistency from top to bottom of mounting plate through-hole arrangement bottom hole 21.
Wherein, it is grounded between mounting plate 1 and arrester bottom plate 2 and is installed in the fastening bolt 3 being vertically arranged, fastening bolt
3 thread head 32 sequentially passes through mounting plate through-hole 11, bottom hole 21 and the upper end side for extending to arrester bottom plate 2, fastening
The major part end 31 of bolt 3 is located at the lower end side of ground connection mounting plate 1, and 31 upper surface of major part end of fastening bolt 3 and ground connection are pacified
The first sealing ring 41 in annulus shape is installed between 1 lower surface of loading board.
Need to explain, Zinc-Oxide Arrester is installed on arrester bottom plate 2, and arrester bottom plate 2 and ground connection mounting plate 1 it
Between be installed with the fastening bolt 3 of several uniform intervals arrangement.
Further, it is grounded between mounting plate 1 and arrester bottom plate 2 to be installed with and is set in 3 periphery of fastening bolt and in circle
The lower end insulator 51 of shape sleeve-shaped is installed in circle between the lower end surface of lower end insulator 51 and the upper surface for being grounded mounting plate 1
Second sealing ring 42 of ring-shaped.
Further, the upper end side of arrester bottom plate 2 be installed with the periphery of thread head 32 for being set in fastening bolt 3 and
The upper end insulator 52 of rounded sleeve-shaped, the upper end side of upper end insulator 52 are installed with fastening nut 6, the centre of fastening nut 6
Position offers the blind hole 61 of downwardly facing opening, and the inner wall of blind hole 61 is provided with internal screw thread, the thread head 32 of fastening bolt 3 with it is blind
The internal screw thread of 61 inner wall of hole is spirally connected, and upper end insulator 52 is clamped between fastening nut 6 and arrester bottom plate 2；The side of fastening nut 6
Edge is provided with the waterproof flange 62 for protruding downward and be in annulus shape, and waterproof flange 62 is structure as a whole with fastening nut 6, prevents
Water flange 62 is surrounded on the periphery of upper end insulator 52, and the lower end surface of waterproof flange 62 is located at the lower end of 52 upper surface of upper end insulator
Side.
In addition, being installed with third sealing ring 43 between lower end insulator 51 and arrester bottom plate 2.
Third sealing ring 43 includes in annulus shape and the sealing ring vertical portion 431 that is vertically arranged, sealing ring vertical portion
431 lower edge section is provided with the sealing ring horizontal part 432 in annulus shape and horizontal cross arrangement, sealing ring horizontal part
The sealing ring flange part 433 that 432 edge part is provided in annulus shape and protrudes downward, sealing ring vertical portion 431, sealing ring
Horizontal part 432, sealing ring flange part 433 are structure as a whole；Sealing ring vertical portion 431 is set in the thread head of fastening bolt 3
32 peripheries, sealing ring horizontal part 432 are clamped between 2 lower surface of 51 upper surface of lower end insulator and arrester bottom plate, and sealing ring is perpendicular
The bottom hole 21 of arrester bottom plate 2 is passed through upward to the upper end in portion 431 and is stretched in the centre bore of upper end insulator 52, it is close
The upper surface of seal vertical portion 431 is located at the upper end side of 52 lower end surface of upper end insulator, and sealing ring flange part 433 is surrounded on lower end porcelain
The periphery of 51 upper ends is covered, and 433 lower end surface of sealing ring flange part is located at the lower end side of 51 upper surface of lower end insulator.
It need to be explained further, the first sealing ring 41, the second sealing ring 42, third sealing ring 43 are respectively rubber seal.
For the fastening nut 6 of the utility model, the thread head 32 of fastening bolt 3 is screwed on fastening nut 6
In blind hole 61, and the waterproof flange 62 of fastening nut 6 can be effectively prevented rainwater via fastening nut 6 and upper end insulator 52 it
Between gap and enter to the inside of upper end insulator 52.
For first sealing ring 41 of the utility model, 3 major part end 31 of fastening bolt can be effectively realized
With the waterproof sealing between ground connection mounting plate 1；For second sealing ring 42 of the utility model, it can effectively realize
Waterproof sealing between lower end insulator 51 and ground connection mounting plate 1；For the third sealing ring 43 of the utility model, sealing ring
Horizontal part 432 can effectively realize the waterproof sealing between lower end insulator 51 and arrester bottom plate 2, and sealing ring flange part
433, which can be effectively prevented from rainwater, enters to lower end insulator 51 via between sealing ring horizontal part 432 and lower end insulator 51
Inside, sealing ring vertical portion 431 stretches in the centre bore of upper end insulator 52 and sealing ring vertical portion 431 can be effectively prevented from
Rainwater enters to inside upper end insulator 52 via the gap between upper end insulator 52 and arrester bottom plate 2.
Gap, upper end insulator 52 and fastening spiral shell as preferred embodiment, between lower end insulator 51 and fastening bolt 3
Gap between bolt 3 is separately filled with moisture absorption object filled layer.For moisture absorption object filled layer, this can be further improved
The dampproof effect of utility model.
In conclusion a kind of new-type Zinc-Oxide Arrester pedestal provided by the embodiment of the utility model, includes to be in respectively
Ground connection mounting plate 1, the arrester bottom plate 2 of horizontal cross arrangement, arrester bottom plate 2 are located at the upper end side of ground connection mounting plate 1, and keep away
Thunder device bottom plate 2 and ground connection 1 parallel interval of mounting plate arrangement；Ground connection mounting plate 1 offer up and down completely through mounting plate through-hole
11, arrester bottom plate 2 offers the bottom hole 21 completely through and with 11 consistency from top to bottom of mounting plate through-hole arrangement up and down；Ground connection
It is installed between mounting plate 1 and arrester bottom plate 2 in the fastening bolt 3 being vertically arranged, the thread head 32 of fastening bolt 3 is successively
Across mounting plate through-hole 11, bottom hole 21 and the upper end side for extending to arrester bottom plate 2, the major part end 31 of fastening bolt 3
Positioned at the lower end side of ground connection mounting plate 1, block between 31 upper surface of major part end and ground connection 1 lower surface of mounting plate of fastening bolt 3
Equipped with the first sealing ring 41 for being in annulus shape；It is installed between ground connection mounting plate 1 and arrester bottom plate 2 and is set in fastening bolt
The lower end insulator 51 of 3 peripheries and rounded sleeve-shaped, between the lower end surface of lower end insulator 51 and the upper surface of ground connection mounting plate 1
It is installed with the second sealing ring 42 in annulus shape；The upper end side of arrester bottom plate 2 is installed with the screw thread for being set in fastening bolt 3
The upper end insulator 52 of 32 periphery of end and rounded sleeve-shaped, the upper end side of upper end insulator 52 are installed with fastening nut 6, fasten
The middle position of nut 6 offers the blind hole 61 of downwardly facing opening, and the inner wall of blind hole 61 is provided with internal screw thread, the spiral shell of fastening bolt 3
Line end 32 and the internal screw thread of 61 inner wall of blind hole are spirally connected, and upper end insulator 52 is clamped between fastening nut 6 and arrester bottom plate 2；
The edge part of fastening nut 6 is provided with the waterproof flange 62 for protruding downward and be in annulus shape, waterproof flange 62 and fastening nut 6
It is structure as a whole, waterproof flange 62 is surrounded on the periphery of upper end insulator 52, and the lower end surface of waterproof flange 62 is located at upper end insulator
The lower end side of 52 upper surfaces；Third sealing ring 43 is installed between lower end insulator 51 and arrester bottom plate 2, third sealing ring 43 wraps
It includes in annulus shape and the sealing ring vertical portion 431 that is vertically arranged, the lower edge section of sealing ring vertical portion 431, which is provided with, is in
The sealing ring horizontal part 432 of annulus shape and horizontal cross arrangement, the edge part of sealing ring horizontal part 432 is provided in circular ring shape
Shape and the sealing ring flange part 433 protruded downward, sealing ring vertical portion 431, sealing ring horizontal part 432, sealing ring flange part 433
It is structure as a whole；Sealing ring vertical portion 431 is set in 32 periphery of thread head of fastening bolt 3,432 clamping of sealing ring horizontal part
Between 2 lower surface of 51 upper surface of lower end insulator and arrester bottom plate, the upper end of sealing ring vertical portion 431 passes through lightning-arrest upward
The bottom hole 21 of device bottom plate 2 simultaneously stretches in the centre bore of upper end insulator 52, and the upper surface of sealing ring vertical portion 431 is located at upper
The upper end side of 52 lower end surface of insulator is held, sealing ring flange part 433 is surrounded on the periphery of 51 upper end of lower end insulator, and sealing ring is convex
433 lower end surface of edge is located at the lower end side of 51 upper surface of lower end insulator.
Based on the above situation, it may be appreciated that by said structure design, the utility model has novel in structural design, waterproof and dampproof
The good advantage of effect.
Finally, it should be noted that embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned
The utility model is described in detail in embodiment, those skilled in the art should understand that: it is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to skill documented by previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation or replacement, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described is wanted with right
Subject to the protection scope asked.
Claims (10)
1. a kind of new-type Zinc-Oxide Arrester pedestal characterized by comprising respectively in the ground connection mounting plate of horizontal cross arrangement
(1), arrester bottom plate (2), the arrester bottom plate (2) are located at the upper end side of ground connection mounting plate (1), and the arrester
Bottom plate (2) and ground connection mounting plate (1) parallel interval arrangement；
Ground connection mounting plate (1) offer up and down completely through mounting plate through-hole (11), the arrester bottom plate (2) opens up
There is the bottom hole (21) up and down completely through and with mounting plate through-hole (11) consistency from top to bottom arrangement；
It is installed between ground connection mounting plate (1) and arrester bottom plate (2) in the fastening bolt (3) being vertically arranged, it is described tight
The thread head (32) of fixing bolt (3) sequentially passes through the mounting plate through-hole (11), bottom hole (21) and extends to described keep away
The upper end side of thunder device bottom plate (2), the major part end (31) of fastening bolt (3) are located at the lower end side of ground connection mounting plate (1)；
It is installed between the ground connection mounting plate (1) and arrester bottom plate (2) and is set in the fastening bolt (3) periphery and in circle
The lower end insulator (51) of shape sleeve-shaped；The upper end side of the arrester bottom plate (2), which is installed with, is set in the fastening bolt (3)
Thread head (32) periphery and rounded sleeve-shaped upper end insulator (52), the upper end side installing of the upper end insulator (52)
Have fastening nut (6), the middle position of the fastening nut (6) offers the blind hole (61) of downwardly facing opening, the blind hole (61)
Inner wall be provided with internal screw thread, the thread head (32) and the internal screw thread of blind hole (61) inner wall of the fastening bolt (3) are spirally connected, institute
Upper end insulator (52) is stated to be clamped between fastening nut (6) and arrester bottom plate (2)；The edge part of the fastening nut (6) is set
It is equipped with the waterproof flange (62) for protruding downward and be in annulus shape, the waterproof flange (62) and fastening nut (6) are integrated knot
Structure, waterproof flange (62) is surrounded on the periphery of upper end insulator (52), and the lower end surface of waterproof flange (62) is located at upper end insulator
(52) lower end side of upper surface；
It is installed between major part end (31) upper surface and ground connection mounting plate (1) lower surface of the fastening bolt (3) in annulus
The first sealing ring (41) of shape.
2. new-type Zinc-Oxide Arrester pedestal according to claim 1, which is characterized in that under the lower end insulator (51)
The second sealing ring (42) in annulus shape is installed between end face and the upper surface for being grounded mounting plate (1).
3. new-type Zinc-Oxide Arrester pedestal according to claim 2, which is characterized in that the lower end insulator (51) with keep away
Third sealing ring (43) are installed between thunder device bottom plate (2).
4. new-type Zinc-Oxide Arrester pedestal according to claim 3, which is characterized in that third sealing ring (43) packet
It includes in annulus shape and the sealing ring vertical portion (431) that is vertically arranged, sealing ring vertical portion (431) is set in fastening bolt
(3) thread head (32) periphery, the bottom plate that the upper end of sealing ring vertical portion (431) passes through arrester bottom plate (2) upward are logical
Hole (21) simultaneously stretches in the centre bore of upper end insulator (52), and the upper surface of sealing ring vertical portion (431) is located at upper end insulator
(52) upper end side of lower end surface.
5. new-type Zinc-Oxide Arrester pedestal according to claim 4, which is characterized in that sealing ring vertical portion (431)
Lower edge section is provided with the sealing ring horizontal part (432) in annulus shape and horizontal cross arrangement, sealing ring horizontal part (432)
It is clamped between lower end insulator (51) upper surface and arrester bottom plate (2) lower surface.
6. new-type Zinc-Oxide Arrester pedestal according to claim 5, which is characterized in that sealing ring horizontal part (432)
The sealing ring flange part (433) that edge part is provided in annulus shape and protrudes downward, sealing ring flange part (433) are surrounded on down
The periphery of insulator (51) upper end is held, and sealing ring flange part (433) lower end surface is located at the lower end of lower end insulator (51) upper surface
Side.
7. new-type Zinc-Oxide Arrester pedestal according to claim 6, which is characterized in that sealing ring vertical portion (431), close
Seal horizontal part (432), sealing ring flange part (433) are structure as a whole.
8. new-type Zinc-Oxide Arrester pedestal according to claim 7, which is characterized in that first sealing ring (41),
Second sealing ring (42), the third sealing ring (43) are respectively rubber seal.
9. new-type Zinc-Oxide Arrester pedestal according to claim 7, which is characterized in that the lower end insulator (51) and institute
The gap stated between the gap between fastening bolt (3), the upper end insulator (52) and fastening bolt (3) is separately filled with the moisture absorption
Object filled layer.
10. new-type Zinc-Oxide Arrester pedestal according to claim 9, which is characterized in that the moisture absorption object filled layer
Material is spongy layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305155.6U CN208444683U (en) | 2018-08-13 | 2018-08-13 | New-type Zinc-Oxide Arrester pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305155.6U CN208444683U (en) | 2018-08-13 | 2018-08-13 | New-type Zinc-Oxide Arrester pedestal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208444683U true CN208444683U (en) | 2019-01-29 |
Family
ID=65086022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821305155.6U Active CN208444683U (en) | 2018-08-13 | 2018-08-13 | New-type Zinc-Oxide Arrester pedestal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208444683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508671A (en) * | 2020-04-28 | 2020-08-07 | 国网河北省电力有限公司保定供电分公司 | Insulating installation base of composite sheath metal oxide arrester |
-
2018
- 2018-08-13 CN CN201821305155.6U patent/CN208444683U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508671A (en) * | 2020-04-28 | 2020-08-07 | 国网河北省电力有限公司保定供电分公司 | Insulating installation base of composite sheath metal oxide arrester |
| CN111508671B (en) * | 2020-04-28 | 2021-08-24 | 国网河北省电力有限公司保定供电分公司 | Insulating installation base of composite sheath metal oxide arrester |
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