CN109003764A - New-type Zinc-Oxide Arrester pedestal - Google Patents
New-type Zinc-Oxide Arrester pedestal Download PDFInfo
- Publication number
- CN109003764A CN109003764A CN201810921539.9A CN201810921539A CN109003764A CN 109003764 A CN109003764 A CN 109003764A CN 201810921539 A CN201810921539 A CN 201810921539A CN 109003764 A CN109003764 A CN 109003764A
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- China
- Prior art keywords
- sealing ring
- mounting plate
- bottom plate
- arrester
- insulator
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/01—Mounting; Supporting
-
- 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
- H01C7/105—Varistor cores
- H01C7/108—Metal oxide
- H01C7/112—ZnO type
-
- 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
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
Abstract
The invention 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 present invention has the advantages that novel in structural design, waterproof moisture-proof effect are good.
Description
Technical field
The present invention 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.
Summary of the invention
The purpose of the present invention is to provide a kind of new-type Zinc-Oxide Arrester pedestals, lightning-arrest to alleviate existing zinc oxide
Device pedestal is easy the technical issues of dampness.
In a first aspect, a kind of new-type Zinc-Oxide Arrester pedestal provided in an embodiment of the present invention, comprising: respectively in horizontal horizontal
Ground connection mounting plate, arrester bottom plate to arrangement, the arrester bottom plate are located at the upper end side of the ground connection mounting plate, and described
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 embodiment of the invention provides the first possible embodiments of first aspect, wherein institute
State the second sealing ring being installed between the lower end surface of lower end insulator and the upper surface of ground connection mounting plate in annulus shape.
The possible embodiment of with reference to first aspect the first, the embodiment of the invention provides second of first aspect
Possible embodiment, 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 embodiment of the invention provides the third of first aspect
Possible embodiment, wherein the third sealing ring include in annulus shape and the sealing ring vertical portion that is vertically arranged, it is close
Seal vertical portion is set in the thread head periphery of fastening bolt, and the upper end of sealing ring vertical portion passes through arrester bottom plate upward
Bottom hole and stretch in the centre bore of upper end insulator, the upper surface of sealing ring vertical portion is located at upper end insulator lower end surface
Upper end side.
The third possible embodiment with reference to first aspect, the embodiment of the invention provides the 4th kind of first aspect
Possible embodiment, wherein the lower edge section of sealing ring vertical portion be provided in annulus shape and horizontal cross arrangement
Sealing ring horizontal part, 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 embodiment of the invention provides the 5th kind of first aspect
Possible embodiment, wherein the edge part of sealing ring horizontal part is provided in annulus shape and the sealing ring protruded downward is convex
Edge, 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 insulator
The lower end side of upper surface.
The 5th kind of possible embodiment with reference to first aspect, the embodiment of the invention provides the 6th kind of first aspect
Possible embodiment, 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 embodiment of the invention provides the 7th kind of first aspect
Possible embodiment, wherein first sealing ring, second sealing ring, the third sealing ring are respectively that rubber is close
Seal.
The 6th kind of possible embodiment with reference to first aspect, the embodiment of the invention provides the 8th kind of first aspect
Possible embodiment, wherein gap, the upper end insulator and fastening spiral shell between the lower end insulator and the fastening bolt
Gap between bolt is separately filled with moisture absorption object filled layer.
The 8th kind of possible embodiment with reference to first aspect, the embodiment of the invention provides the 9th kind of first aspect
Possible embodiment, wherein the material of the moisture absorption object filled layer is spongy layer.
The embodiment of the present invention bring it is following the utility model has the advantages that
A kind of new-type Zinc-Oxide Arrester pedestal of the present invention comprising have respectively in the ground connection of horizontal cross arrangement
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 mounting plate are flat
Row interval arrangement；Ground connection mounting plate offer up and down completely through mounting plate through-hole, arrester bottom plate offer up and down completely
The bottom hole for running through and being arranged with mounting plate through-hole consistency from top to bottom；It is installed between ground connection mounting plate and arrester bottom plate in perpendicular
To the fastening bolt of arrangement, the thread head of fastening bolt sequentially passes through mounting plate through-hole, bottom hole and extends to arrester
The upper end side of 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 bottom plate
Between be installed with the lower end insulator for being set in fastening bolt periphery and rounded sleeve-shaped；The upper end side of arrester bottom plate is installed
There are the thread head periphery for being set in fastening bolt and the upper end insulator of rounded sleeve-shaped, the upper end side installing of upper end insulator
There is 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, fastening
The thread head of 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；
The edge part of fastening nut is provided with the waterproof flange for protruding downward and be in annulus shape, and 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, waterproof flange effectively prevent steam from entering inside the insulator of upper end.The major part end upper surface of the fastening bolt with connect
It is installed with the first sealing ring in annulus shape between ground mounting plate lower surface, prevents steam from entering for increasing leakproofness, leads to
Said structure design is crossed, the present invention has the advantages that novel in structural design, waterproof moisture-proof effect are good.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claims
And specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention 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 to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, 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 in an embodiment of the present invention.
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
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., the orientation or positional relationship of instruction are that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, such as there is art
Language " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
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 fastening nut 6 of the invention, the thread head 32 of fastening bolt 3 is screwed on the blind hole of fastening nut 6
In 61, and the waterproof flange 62 of fastening nut 6 can be effectively prevented rainwater via between fastening nut 6 and upper end insulator 52
Gap and the inside for entering to upper end insulator 52.
For the first sealing ring 41 of the invention, 3 major part end 31 of fastening bolt can be effectively realized and connect
Waterproof sealing between ground mounting plate 1；For the second sealing ring 42 of the invention, lower end insulator can be effectively realized
Waterproof sealing between 51 and ground connection mounting plate 1；For third sealing ring 43 of the invention, 432 energy of sealing ring horizontal part
The waterproof sealing between lower end insulator 51 and arrester bottom plate 2 is enough effectively realized, and sealing ring flange part 433 can be effectively
Avoid rainwater via the inside for entering to lower end insulator 51 between sealing ring horizontal part 432 and lower end insulator 51, sealing ring is perpendicular
It is stretched in the centre bore of upper end insulator 52 to portion 431 and sealing ring vertical portion 431 can be effectively prevented from rainwater via upper end
Gap between insulator 52 and arrester bottom plate 2 and enter to inside upper end insulator 52.
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 invention.
In conclusion a kind of new-type Zinc-Oxide Arrester pedestal provided in an embodiment of the present invention, includes respectively in level
Ground connection mounting plate 1, the arrester bottom plate 2 of lateral arrangement, arrester bottom plate 2 are located at the upper end side of ground connection mounting plate 1, and arrester
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, keep away
Thunder device 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 installation
It is installed between plate 1 and arrester bottom plate 2 in the fastening bolt 3 being vertically arranged, the thread head 32 of fastening bolt 3 sequentially passes through
The major part end 31 of mounting plate through-hole 11, bottom hole 21 and the upper end side for extending to arrester bottom plate 2, fastening bolt 3 is located at
It is grounded the lower end side of mounting plate 1, is installed between 31 upper surface of major part end and ground connection 1 lower surface of mounting plate of fastening bolt 3
In the first sealing ring 41 of annulus shape；It is installed with and is set in outside fastening bolt 3 between ground connection mounting plate 1 and arrester bottom plate 2
It encloses and the lower end insulator 51 of rounded sleeve-shaped, blocks between the lower end surface of lower end insulator 51 and the upper surface for being grounded mounting plate 1
Equipped with the second sealing ring 42 for being in annulus shape；The upper end side of arrester bottom plate 2 is installed with the end of thread for being set in fastening bolt 3
The upper end insulator 52 of 32 periphery of portion and rounded sleeve-shaped, the upper end side of upper end insulator 52 are installed with fastening nut 6, fasten spiral shell
The middle position of mother 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 screw thread of fastening bolt 3
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；Tightly
Gu the edge part of nut 6 is provided with the waterproof flange 62 for protruding downward and be in annulus shape, waterproof flange 62 is with fastening nut 6
Integral 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
The lower end side of upper surface；Third sealing ring 43 is installed between lower end insulator 51 and arrester bottom plate 2, third sealing ring 43 includes
There is the sealing ring vertical portion 431 for being in annulus shape and being vertically arranged, the lower edge section of sealing ring vertical portion 431 is provided in circle
The sealing ring horizontal part 432 of ring-shaped and horizontal cross arrangement, the edge part of sealing ring horizontal part 432 is provided in annulus 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 are
Integral structure；Sealing ring vertical portion 431 is set in 32 periphery of thread head of fastening bolt 3, and sealing ring horizontal part 432 is clamped in
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 arrester upward
The bottom hole 21 of 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 end
The upper end side of 52 lower end surface of insulator, sealing ring flange part 433 are surrounded on the periphery of 51 upper end of lower end insulator, and sealing ring flange
433 lower end surface of portion 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 the present invention has novel in structural design, waterproof moisture-proof effect by said structure design
Good advantage.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
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 |
|---|---|---|---|
| CN201810921539.9A CN109003764B (en) | 2018-08-13 | 2018-08-13 | Novel zinc oxide lightning arrester base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921539.9A CN109003764B (en) | 2018-08-13 | 2018-08-13 | Novel zinc oxide lightning arrester base |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109003764A true CN109003764A (en) | 2018-12-14 |
| CN109003764B CN109003764B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810921539.9A Active CN109003764B (en) | 2018-08-13 | 2018-08-13 | Novel zinc oxide lightning arrester base |
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| CN (1) | CN109003764B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003051365A (en) * | 2001-08-03 | 2003-02-21 | Hakusan Mfg Co Ltd | Gas sealed type arrester |
| CN205920837U (en) * | 2016-06-29 | 2017-02-01 | 扬州市江都区气象局 | Zinc oxide lightning arrester |
| CN206742018U (en) * | 2017-05-25 | 2017-12-12 | 江西新龙电瓷电器制造有限公司 | A kind of arrestor porcelain bushing structure |
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- 2018-08-13 CN CN201810921539.9A patent/CN109003764B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003051365A (en) * | 2001-08-03 | 2003-02-21 | Hakusan Mfg Co Ltd | Gas sealed type arrester |
| CN205920837U (en) * | 2016-06-29 | 2017-02-01 | 扬州市江都区气象局 | Zinc oxide lightning arrester |
| CN206742018U (en) * | 2017-05-25 | 2017-12-12 | 江西新龙电瓷电器制造有限公司 | A kind of arrestor porcelain bushing structure |
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