CN208444694U - The top waterproof construction of lightning arrester base - Google Patents
The top waterproof construction of lightning arrester base Download PDFInfo
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- CN208444694U CN208444694U CN201821305707.3U CN201821305707U CN208444694U CN 208444694 U CN208444694 U CN 208444694U CN 201821305707 U CN201821305707 U CN 201821305707U CN 208444694 U CN208444694 U CN 208444694U
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- mounting plate
- fastening nut
- bottom plate
- waterproof
- arrester
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Abstract
The utility model discloses a kind of top waterproof constructions of lightning arrester base, it includes ground connection mounting plate, arrester bottom plate, fastening bolt, lower end insulator, upper end insulator, fastening nut, ground connection mounting plate opens up mounting plate through-hole, 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, and the stub end portion of fastening bolt is located at ground connection mounting plate lower end side；Lower end insulator is located between ground connection mounting plate and arrester bottom plate and is set in fastening bolt periphery, upper end insulator is located at arrester bottom plate upper end side and is set in the thread head periphery of fastening bolt, fastening nut is located at upper end insulator upper end side, internal screw thread is arranged in the blind hole inner wall of fastening nut, the thread head of fastening bolt and the internal screw thread of blind hole inner wall are spirally connected, 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 top waterproof knot of lightning arrester base
Structure.
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 top waterproof constructions of lightning arrester base, to alleviate existing oxygen
Change the technical issues of zinc lightning arrester base is easy dampness.
The top waterproof construction of a kind of lightning arrester base provided by the embodiment of the utility model, 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 ground connection mounting plate and 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, 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 the ground connection mounting plate and arrester bottom plate in the fastening bolt being vertically arranged, the fastening bolt
Thread head sequentially pass through mounting plate through-hole, bottom hole and the upper end side for extending to arrester bottom plate, fastening bolt it is big
Cephalic par 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 fastening spiral shell
The lower end insulator of bolt periphery；
The upper end side of the arrester bottom plate is installed with the upper end insulator for being set in the thread head periphery of fastening bolt, institute
The upper end side for stating upper end insulator is installed with fastening nut, and the middle position of the fastening nut offers the blind hole of downwardly facing opening,
The inner wall of the blind hole is provided with internal screw thread, and the internal screw thread of the thread head and blind hole inner wall of the fastening bolt is spirally connected, described
Upper end insulator is clamped between fastening nut and arrester bottom plate；The edge part of fastening nut, which is provided with, protrudes downward and in annulus
The waterproof flange of shape, the waterproof flange is surrounded on the periphery of upper end insulator, and the lower end surface of waterproof flange is located at upper end porcelain
Put on the lower end side of end face.
Further, the waterproof flange is structure as a whole with fastening nut.
Further, the fastening nut is metal nuts.
Further, the fastening nut is connected with waterproof flange by interference, and the waterproof flange is socketed in described tight
Gu in the peripheral outer wall of nut.
Further, the fastening nut and waterproof flange glue connection, the waterproof flange are socketed in the fastening nut
In peripheral outer wall.
Further, the material of waterproof flange is rubber.
Further, the waterproof flange have elasticity, the waterproof flange in the raw when, the waterproof flange
Internal diameter be less than the upper end insulator outer diameter so that the waterproof is convex after the waterproof flange is socketed in the upper end insulator
Edge is close to the upper end insulator.
Further, sealing ring is provided on the inner wall in the horizontal transition region of the blind hole and the waterproof flange.
Further, the inner wall glue connection of the sealing ring and the fastening nut.
Further, the sealing ring is rubber ring.
The utility model embodiment bring it is following the utility model has the advantages that
The top waterproof construction of a kind of lightning arrester base described in the utility model comprising have respectively in horizontal cross cloth
Ground connection mounting plate, the arrester bottom plate set, arrester bottom plate is positioned at the upper end side and arrester bottom plate of ground connection mounting plate and ground connection
Mounting plate parallel interval arrangement；Ground connection mounting plate offer up and down completely through mounting plate through-hole, arrester bottom plate offers
Up and down completely through and with the bottom hole of mounting plate through-hole consistency from top to bottom arrangement；It is filled between ground connection mounting plate and arrester bottom plate
Equipped in the fastening bolt being vertically arranged, the thread head of fastening bolt sequentially passes through mounting plate through-hole, bottom hole and extends
To the upper end side of arrester bottom plate, the stub end portion of fastening bolt is located at the lower end side of ground connection mounting plate；It is grounded mounting plate and keeps away
The lower end insulator for being set in fastening bolt periphery is installed between thunder device bottom plate；The upper end side of arrester bottom plate, which is installed with, to be set in
The upper end insulator of the thread head periphery of fastening bolt, the upper end side of upper end insulator are installed with fastening nut, in fastening nut
Between position offer the blind hole of downwardly facing opening, the inner wall of blind hole is provided with internal screw thread, in the thread head and blind hole of fastening bolt
The internal screw thread of wall is 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 of annulus shape is protruded downward and is in, waterproof flange is structure as a whole with fastening nut, and waterproof flange is surrounded on
The periphery of insulator is held, and the lower end surface of waterproof flange is located at the lower end side of upper end insulator upper surface.By said structure design, originally
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 the top waterproof construction of lightning arrester base 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 lower end 41- insulator；The upper end 42- insulator；5- fastening nut；51- blind hole；52- waterproof is convex
Edge.
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 top waterproof construction of lightning arrester base, includes respectively in the ground connection of horizontal cross arrangement
Mounting plate 1, arrester bottom plate 2, arrester bottom plate 2 is located at the upper end side of ground connection mounting plate 1 and arrester bottom plate 2 and ground connection are installed
1 parallel interval of plate arrangement；Ground connection mounting plate 1 offer up and down completely through mounting plate through-hole 11, arrester bottom plate 2 offers
Up and down completely through and with the bottom hole 21 of 11 consistency from top to bottom of mounting plate through-hole arrangement.
Further, it is grounded between mounting plate 1 and arrester bottom plate 2 and is installed in the fastening bolt 3 being vertically arranged, fastening
The thread head 32 of bolt 3 sequentially passes through 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 is located at the lower end side of ground connection mounting plate 1；It is clamped between ground connection mounting plate 1 and arrester bottom plate 2
There is the lower end insulator 41 for being set in 3 periphery of fastening bolt.
Further, the upper end side of arrester bottom plate 2 is installed with 32 periphery of thread head for being set in fastening bolt 3
Upper end insulator 42, the upper end side of upper end insulator 42 are installed with fastening nut 5, and the middle position of fastening nut 5 offers opens downward
The blind hole 51 of mouth, the inner wall of blind hole 51 are provided with internal screw thread, the thread head 32 of fastening bolt 3 and the internal screw thread of 51 inner wall of blind hole
It is spirally connected, upper end insulator 42 is clamped between fastening nut 5 and arrester bottom plate 2；The edge part of fastening nut 5 is provided with convex downward
Out and in the waterproof flange 52 of annulus shape, waterproof flange 52 is structure as a whole with fastening nut 5, and waterproof flange 52 is surrounded on
The periphery of insulator 42 is held, and the lower end surface of waterproof flange 52 is located at the lower end side of 42 upper surface of upper end insulator.
Preferably, fastening nut 5 is metal nuts.
It need to explain, for lightning arrester base, Zinc-Oxide Arrester is mounted on lightning arrester base, and lightning-arrest
Several fastening bolts 3 being evenly spaced on are installed between device pedestal and ground connection mounting plate 1, to realize lightning arrester base and connect
The fastening of the interval of ground mounting plate 1.
For the fastening nut 5 of the utility model, the thread head 32 of fastening bolt 3 is screwed on fastening nut 5
In blind hole 51, and the waterproof flange 52 of fastening nut 5 can be effectively prevented rainwater via fastening nut 5 and upper end insulator 42 it
Between gap and enter to the inside of upper end insulator 42, good water-proof effect.
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.
Further, the fastening nut can also be connected or be glued by interference with waterproof flange, waterproof flange sleeve
It connects in the peripheral outer wall of the fastening nut.Fastening nut and waterproof flange are seperated, the ladder-like annular waterproofs of rubber
Flange is tightly placed on the fastening nut outer wall.Then parts processing is combined.
Waterproof flange has elasticity, the waterproof flange in the raw when, the internal diameter of the waterproof flange is less than institute
The outer diameter of upper end insulator is stated, so that the waterproof flange is close on described after the waterproof flange is socketed in the upper end insulator
Insulator is held, sealing effect is more preferable.
Sealing ring is provided on the inner wall in the horizontal transition region of the blind hole and the waterproof flange.The sealing ring with
The inner wall glue connection of the fastening nut.The sealing ring is rubber ring.
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 top waterproof construction of lightning arrester base characterized by comprising respectively in the ground connection peace of horizontal cross arrangement
Loading board (1), arrester bottom plate (2), the arrester bottom plate (2) are located at the upper end side and arrester bottom plate of ground connection mounting plate (1)
(2) it is arranged with ground connection mounting plate (1) parallel interval；
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 mounting plate through-hole (11) consistency from top to bottom arrangement bottom hole (21)；
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 mounting plate through-hole (11), bottom hole (21) and extends to arrester bottom plate
(2) upper end side, the major part end (31) of fastening bolt (3) are located at the lower end side of ground connection mounting plate (1)；The ground connection mounting plate
(1) the lower end insulator (41) for being set in fastening bolt (3) periphery is installed between arrester bottom plate (2)；
The upper end side of the arrester bottom plate (2) is installed with the upper end for being set in thread head (32) periphery of fastening bolt (3)
The upper end side of insulator (42), the upper end insulator (42) is installed with fastening nut (5), the middle position of the fastening nut (5)
The blind hole (51) of downwardly facing opening is offered, the inner wall of the blind hole (51) is provided with internal screw thread, the screw thread of the fastening bolt (3)
End (32) and the internal screw thread of blind hole (51) inner wall are spirally connected, and the upper end insulator (42) is clamped in fastening nut (5) and arrester
Between bottom plate (2)；The edge part of fastening nut (5) is provided with the waterproof flange (52) for protruding downward and be in annulus shape, described
Waterproof flange (52) is surrounded on the periphery of upper end insulator (42), and the lower end surface of waterproof flange (52) is located on upper end insulator (42)
The lower end side of end face.
2. the top waterproof construction of lightning arrester base according to claim 1, which is characterized in that the waterproof flange (52)
It is structure as a whole with fastening nut (5).
3. the top waterproof construction of lightning arrester base according to claim 2, which is characterized in that the fastening nut (5)
For metal nuts.
4. the top waterproof construction of lightning arrester base according to claim 1, which is characterized in that the fastening nut (5)
It is connected with waterproof flange (52) by interference, the waterproof flange (52) is socketed in the peripheral outer wall of the fastening nut (5).
5. the top waterproof construction of lightning arrester base according to claim 1, which is characterized in that the fastening nut (5)
With waterproof flange (52) glue connection, the waterproof flange (52) is socketed in the peripheral outer wall of the fastening nut (5).
6. the top waterproof construction of lightning arrester base according to claim 4, which is characterized in that the material of waterproof flange (52)
Matter is rubber.
7. the top waterproof construction of lightning arrester base according to claim 6, which is characterized in that the waterproof flange (52)
With elasticity, the waterproof flange (52) in the raw when, the internal diameter of the waterproof flange (52) is less than the upper end porcelain
The outer diameter of (42) is covered, so that the waterproof flange (52) is tight after the waterproof flange (52) is socketed in the upper end insulator (42)
Paste the upper end insulator (42).
8. the top waterproof construction of lightning arrester base according to claim 1, which is characterized in that the blind hole (51) and institute
It states and is provided with sealing ring on the inner wall in the horizontal transition region of waterproof flange (52).
9. the top waterproof construction of lightning arrester base according to claim 8, which is characterized in that the sealing ring with it is described
The inner wall glue connection of fastening nut.
10. the top waterproof construction of lightning arrester base according to claim 9, which is characterized in that the sealing ring is rubber
Cushion rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305707.3U CN208444694U (en) | 2018-08-13 | 2018-08-13 | The top waterproof construction of lightning arrester base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305707.3U CN208444694U (en) | 2018-08-13 | 2018-08-13 | The top waterproof construction of lightning arrester base |
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| Publication Number | Publication Date |
|---|---|
| CN208444694U true CN208444694U (en) | 2019-01-29 |
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| CN201821305707.3U Active CN208444694U (en) | 2018-08-13 | 2018-08-13 | The top waterproof construction of lightning arrester base |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767395A (en) * | 2019-11-29 | 2020-02-07 | 中国南方电网有限责任公司超高压输电公司广州局 | Prevent dredging integral type arrester base |
-
2018
- 2018-08-13 CN CN201821305707.3U patent/CN208444694U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767395A (en) * | 2019-11-29 | 2020-02-07 | 中国南方电网有限责任公司超高压输电公司广州局 | Prevent dredging integral type arrester base |
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