CN207731751U - A kind of fixed external series gap arrester - Google Patents
A kind of fixed external series gap arrester Download PDFInfo
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- CN207731751U CN207731751U CN201820204571.0U CN201820204571U CN207731751U CN 207731751 U CN207731751 U CN 207731751U CN 201820204571 U CN201820204571 U CN 201820204571U CN 207731751 U CN207731751 U CN 207731751U
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- silicon rubber
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Abstract
The utility model provides a kind of fixed external series gap arrester, including：Ontology has the metal oxide resistance set inside it, and is set in its external insulating coating, and gap discharge structure is additionally provided on the side wall of ontology；Inlet wire cable is located at one end of ontology, is electrically connected with metal oxide resistance；Silicon rubber headgear is set on inlet wire cable, and the fitting surface of silicon rubber headgear and insulating coating is equipped with the sealing structure being engaged with the fitting surface on opposite；The other end in ontology is arranged in nut assembly.By the way that sealing structure is arranged so that rainwater is not easy to enter body interior from the gap between silicon rubber headgear and insulating coating, and sealing effect is more preferable, extends the service life of fixed external series gap arrester.
Description
Technical field
The utility model is related to lightning protection technical fields, and in particular to a kind of fixed external series gap arrester.
Background technology
When being laid with aerial electric line, arrester is essential auxiliary facility, power transmission cable can be made to exempt from
It is damaged by Lightning Over-voltage, ensure that the reliability of power supply.
Existing fixed external series gap arrester includes mainly lightning arrester body, the metal oxide being located in lightning arrester body
Resistor disc, the inlet wire cable being electrically connected with metal oxide resistance for being located at lightning arrester body one end, inlet wire cable with it is lightning-arrest
The junction of device ontology is equipped with silicon rubber headgear, and to play insulation protection, with the accumulation of time, rainwater is easy from silicon
Gap between rubber headgear and lightning arrester body enters inside lightning arrester body, reduces the electricity of metal oxide resistance
Gas performance has shortened the service life of arrester.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome to fix external series gap arrester sealing in the prior art
Effect is bad, the short technological deficiency of service life, and to provide, a kind of sealing effect is good, fixed external series gap with long service life is kept away
Thunder device.
For this purpose, the utility model provides a kind of fixed external series gap arrester, including：
Ontology has the metal oxide resistance set inside it, and is set in its external insulating coating, described
Gap discharge structure is additionally provided on the side wall of ontology；
Inlet wire cable is located at one end of the ontology, is electrically connected with the metal oxide resistance；
Silicon rubber headgear is set on the inlet wire cable, the fitting surface of the silicon rubber headgear and the insulating coating
It is equipped with the sealing structure being engaged with the fitting surface on opposite；
The other end in the ontology is arranged in nut assembly.
As a preferred embodiment, the sealing structure includes：
Annular lug is located on the fitting surface of the insulating coating or the silicon rubber headgear；
Annular groove is located on the fitting surface of the silicon rubber headgear or the insulating coating, is suitable for and the convex annular
Block coordinates grafting.
As a preferred embodiment, the inlet wire cable crimps connection with one end of connecting terminal, the connecting terminal
The other end is detachably connected by holding screw and the ontology.
As a preferred embodiment, the gap discharge structure includes：
First cover type nut is located on the lower sides of the ontology, is pierced by from the insulating coating；
Striking body is located on the side wall of the ontology, and one end is removably connected with the second cover type nut, first cap-type
Discharging gap is formed between nut and second cover type nut.
As a preferred embodiment, several umbrella leaves are provided on the insulating coating, the shape of the umbrella leaf is flat umbrella.
As a preferred embodiment, the gap location between the silicon rubber headgear and insulating coating is also coated with fluid sealant.
A kind of fixed external series gap arrester provided by the utility model, has the following advantages：
1. the fixation external series gap arrester of the utility model, including ontology, inlet wire cable, silicon rubber headgear and nut group
Part, wherein the fitting surface of silicon rubber headgear and insulating coating is equipped with the sealing structure being engaged with the fitting surface on opposite, leads to
Cross setting sealing structure so that rainwater is not easy to enter body interior from the gap between silicon rubber headgear and insulating coating,
Sealing effect is more preferable, extends the service life of fixed external series gap arrester.
2. the fixation external series gap arrester of the utility model, sealing structure include：Annular lug is located at insulating coating or silicon
On the fitting surface of rubber headgear；Annular groove is located on the fitting surface of silicon rubber headgear or insulating coating, is suitable for and annular lug
Coordinate grafting.The structure setting mode of annular lug and annular groove is simple, easy for installation.
3. the fixation external series gap arrester of the utility model, gap discharge structure include：First cover type nut, is located at ontology
Lower sides on, be pierced by from insulating coating；Striking body, is located on the side wall of ontology, and one end is removably connected with the second lid
Type nut forms discharging gap between the first cover type nut and the second cover type nut.First cover type nut and the second cover type nut
It is the mode being threadedly coupled, installing and dismounting is efficient and convenient.
4. the fixation external series gap arrester of the utility model, several umbrella leaves are provided on insulating coating, the shape of umbrella leaf is
Flat umbrella so that product both can be with formal dress, can also be reverse mounted, and the installation of product is more diversified.
5. the fixation external series gap arrester of the utility model, the gap location between silicon rubber headgear and insulating coating are also coated with
Fluid sealant further increases waterproof sealing effect.
Description of the drawings
In order to illustrate more clearly of the technical solution in the prior art or specific embodiment of the present invention, below to existing
There is the attached drawing used in technology or specific implementation mode description to be briefly described, it should be apparent that, for the common skill in this field
For art personnel, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the sectional view that the present embodiment fixes external series gap arrester.
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1.
Reference numeral：1, ontology；11, the first cover type nut；2, metal oxide resistance；3, insulating coating；30, umbrella
Leaf；31, annular lug；4, inlet wire cable；5, silicon rubber headgear；51, annular groove；6, nut assembly；7, connecting terminal；71、
Holding screw；8, striking body；81, the second cover type nut.
Specific implementation mode
The technical solution of the utility model is described with reference to the accompanying drawings of the specification, it is clear that following embodiments are not
It is the embodiment of the utility model whole.Based on the utility model described embodiment, those of ordinary skill in the art are not having
There is the every other embodiment obtained under the premise of making other creative works, belongs to the scope of protection of the utility model.
It should be noted that term " first ", " second " are used for description purposes only in the description of the present invention, and
It should not be understood as indicating or implying relative importance.In addition, involved in the utility model different embodiments disclosed below
And technical characteristic can be combined with each other as long as they do not conflict with each other.
Embodiment
The present embodiment provides a kind of fixed external series gap arresters, as shown in Figs. 1-2, including：Ontology 1 has and is located in it
The metal oxide resistance 2 in portion, and it is set in its external insulating coating 3, between being additionally provided on the side wall of the ontology 1
Gap discharging structure；Inlet wire cable 4 is located at one end of the ontology 1, is electrically connected with the metal oxide resistance 2；Silicon rubber
Headgear 5 is set on the inlet wire cable 4, the fitting surface of the silicon rubber headgear 5 and the insulating coating 3 be equipped with it is right
The sealing structure that the fitting surface in face is engaged；The other end in the ontology 1 is arranged in nut assembly 6.The fixation of the present embodiment
External series gap arrester, by the way that sealing structure is arranged so that between rainwater is not easy between silicon rubber headgear 5 and insulating coating 3
Gap enters inside ontology 1, and sealing effect is more preferable, extends the service life of fixed external series gap arrester.
In the present embodiment, the sealing structure includes：Annular lug 31 is located at the insulating coating 3 or the silicon rubber
On the fitting surface of headgear 5；Annular groove 51 is located on the fitting surface of the silicon rubber headgear 5 or the insulating coating 3, is suitable for
Coordinate grafting with the annular lug 31.The structure setting mode of annular lug 31 and annular groove 51 is simple, easy for installation.
The fixation external series gap arrester of the present embodiment, the inlet wire cable 4 crimp connection, institute with one end of connecting terminal 7
The other end for stating connecting terminal 7 is detachably connected by holding screw 71 and the ontology 1.
The fixation external series gap arrester of the present embodiment, the gap discharge structure include：First cover type nut 11, is located at institute
On the lower sides for stating ontology 1, it is pierced by from the insulating coating 3；Striking body 8 is located on the side wall of the ontology 1, one end
It is removably connected with the second cover type nut 81, forms electric discharge between first cover type nut 11 and second cover type nut 81
Gap.First cover type nut 11 and the second cover type nut 81 are the modes being threadedly coupled, and installing and dismounting is efficient and convenient.
The fixation external series gap arrester of the present embodiment is provided with several umbrella leaves 30, the umbrella leaf 30 on the insulating coating 3
Shape be flat umbrella so that product both can be with formal dress, can also be reverse mounted, and the installation of product is more diversified.
In the present embodiment, the gap location between the silicon rubber headgear 5 and insulating coating 3 is also coated with fluid sealant, further
Increase waterproof sealing effect.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
Among changing still in the scope of protection of the utility model.
Claims (6)
1. a kind of fixed external series gap arrester, it is characterised in that：Including：
Ontology (1) has the metal oxide resistance (2) set inside it, and is set in its external insulating coating
(3), it is additionally provided with gap discharge structure on the side wall of the ontology (1)；
Inlet wire cable (4), is located at one end of the ontology (1), is electrically connected with the metal oxide resistance (2)；
Silicon rubber headgear (5) is set on the inlet wire cable (4), the silicon rubber headgear (5) and the insulating coating (3)
Fitting surface be equipped with the sealing structure being engaged with the fitting surface on opposite；
The other end in the ontology (1) is arranged in nut assembly (6).
2. fixed external series gap arrester according to claim 1, it is characterised in that：The sealing structure includes：
Annular lug (31) is located on the fitting surface of the insulating coating (3) or the silicon rubber headgear (5)；
Annular groove (51) is located on the fitting surface of the silicon rubber headgear (5) or the insulating coating (3), be suitable for it is described
Annular lug (31) coordinates grafting.
3. fixed external series gap arrester according to claim 1 or 2, it is characterised in that：The inlet wire cable (4) and wiring
One end crimping connection of terminal (7), the other end of the connecting terminal (7) can by holding screw (71) and the ontology (1)
Dismantling connection.
4. fixed external series gap arrester according to claim 3, it is characterised in that：The gap discharge structure includes：
First cover type nut (11), is located on the lower sides of the ontology (1), is pierced by from the insulating coating (3)；
Striking body (8), is located on the side wall of the ontology (1), and one end is removably connected with the second cover type nut (81), and described
Discharging gap is formed between one cover type nut (11) and second cover type nut (81).
5. fixed external series gap arrester according to claim 1, it is characterised in that：It is provided on the insulating coating (3)
The shape of several umbrella leaves (30), the umbrella leaf (30) is flat umbrella.
6. fixed external series gap arrester according to claim 2, it is characterised in that：The silicon rubber headgear (5) and insulation
Gap location between housing (3) is also coated with fluid sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820204571.0U CN207731751U (en) | 2018-02-06 | 2018-02-06 | A kind of fixed external series gap arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820204571.0U CN207731751U (en) | 2018-02-06 | 2018-02-06 | A kind of fixed external series gap arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207731751U true CN207731751U (en) | 2018-08-14 |
Family
ID=63081345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820204571.0U Active CN207731751U (en) | 2018-02-06 | 2018-02-06 | A kind of fixed external series gap arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207731751U (en) |
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2018
- 2018-02-06 CN CN201820204571.0U patent/CN207731751U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325604 Xinguang Industrial Park, Liushi, Wenzhou, Zhejiang, Yueqing Co-patentee after: ZHEJIANG HIGH AND LOW VOLTAGE ELECTRICAL PRODUCTS QUALITY INSPECTION CENTER Patentee after: Gulifa Group Co., Ltd. Address before: 325604 Xinguang Industrial Park, Liushi, Wenzhou, Zhejiang, Yueqing Co-patentee before: ZHEJIANG HIGH AND LOW VOLTAGE ELECTRICAL PRODUCTS QUALITY INSPECTION CENTER Patentee before: Gulifa Group Co., Ltd. |