CN220358795U - Ring main unit lightning arrester structure - Google Patents
Ring main unit lightning arrester structure Download PDFInfo
- Publication number
- CN220358795U CN220358795U CN202321986839.8U CN202321986839U CN220358795U CN 220358795 U CN220358795 U CN 220358795U CN 202321986839 U CN202321986839 U CN 202321986839U CN 220358795 U CN220358795 U CN 220358795U
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- China
- Prior art keywords
- lightning arrester
- protective shell
- ring main
- main unit
- protective
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- 230000001681 protective effect Effects 0.000 claims abstract description 64
- 238000005192 partition Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 10
- 239000006260 foam Substances 0.000 claims description 17
- 230000003373 anti-fouling effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
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- Thermistors And Varistors (AREA)
Abstract
The utility model discloses a ring main unit lightning arrester structure, and relates to the technical field of ring main units. The lightning arrester structure comprises a protective shell, a protective cover and lightning arrester bodies, wherein the protective shell and the protective cover are spliced to form a whole through screws, a group of vertical partition plates are fixed in the protective shell, the interior of the protective shell is divided into identical installation bins through the partition plates, the lightning arrester bodies are installed in each installation bin, and the lightning arrester bodies are assembled to form the combined lightning arrester structure through the protective shell and the protective cover. According to the utility model, the combined lightning arrester structure is formed by assembling the protective shell and the protective cover, and after the combined lightning arrester structure is assembled to the ring main unit, the lightning arrester body is not exposed, so that the antifouling capacity of the lightning arrester is improved, the assembling mode between the protective shell and the protective cover is simpler, the assembly and the disassembly are convenient and easy, and the damaged single lightning arrester body can be replaced simply.
Description
Technical Field
The utility model belongs to the technical field of ring main units, and particularly relates to a ring main unit lightning arrester structure.
Background
The ring main unit is a group of electric equipment which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled spacing ring main unit, the existing ring main unit is internally provided with a lightning arrester, most of the lightning arrester used in the existing ring main unit is directly exposed in the ring main unit, and the surface of the lightning arrester has defects of pollution, electric corrosion and the like during long-term operation, so that the use is easy to be influenced.
Disclosure of Invention
The utility model aims to provide a ring main unit arrester structure, wherein a group of arrester bodies are assembled through a protective shell and a protective cover to form a combined arrester structure, so that the problems that most of the arresters used in the ring main unit at present are directly exposed in the ring main unit, and the surface of the arresters has defects of pollution, electric corrosion and the like during long-term operation, and the use is easy to influence are solved.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a ring main unit lightning arrester structure, which comprises a protective shell, a protective cover and lightning arrester bodies, wherein a group of wire inlet holes with the same size are formed in the top surface of the protective shell, a group of wire outlet holes with the same size are formed in the bottom surface of the protective shell, foam pads are fixed on the inner walls of the wire inlet holes and the wire outlet holes, the protective shell and the protective cover are spliced to form a whole through screws, a group of vertical partition plates are fixed in the protective shell, the interior of the protective shell is divided into the same installation bins through the partition plates, the lightning arrester bodies are arranged in each installation bin, and the lightning arrester bodies are assembled to form a combined lightning arrester structure through the protective shell and the protective cover.
Further, threaded through holes are formed in two sides of the top surface of the protective shell opening and two sides of the bottom surface of the opening, and the size of the protective shell opening is matched with that of the protective cover.
Further, a group of shell seats are fixed outside the protective shell, two shell seats are arranged in a mirror image mode, and mounting holes are formed in the tops of the shell seats.
Further, threaded blind holes are formed in two sides of the top surface and two sides of the bottom surface of the protective cover, the aperture of each threaded blind hole is identical to that of each threaded through hole, and the distance between two threaded through holes located on the same horizontal plane is identical to that between two threaded blind holes located on the same horizontal plane.
Further, a slot is formed between two adjacent arc grooves on the inner side of the protective cover, and the size of the slot is matched with the size of the partition plate in the protective cover.
Further, the foam pad is of an annular structure, and a group of wire outlet holes and a group of wire inlet holes are distributed at equal intervals.
Further, the bottom of every installation bin in the protecting crust is fixed with a holder, and the bottom side of every arc groove in the protecting cover is fixed with a holder No. two, and a holder No. two are used in a matching way.
The utility model has the following beneficial effects:
1. a group of arrester bodies are assembled through the protective shell and the protective cover to form a combined arrester structure, and after the combined arrester structure is assembled to the ring main unit, the arrester bodies are not exposed outside, so that the antifouling capacity of the arrester is improved.
2. The assembly mode between protective housing and the shield is comparatively simple and easy, and the single arrester body of change damage that makes things convenient for simple and easy is all fixed with the foam pad in addition entrance hole and the wire outlet inside, and the inner ring wall of foam pad can closely laminate the surface of wire, can prevent that the dust from permeating entrance hole or wire outlet and get into the inside of protective housing, has reached fine dustproof purpose.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a ring main unit lightning arrester structure;
fig. 2 is a schematic diagram of a ring main unit lightning arrester structure;
FIG. 3 is an assembly view of FIG. 1;
fig. 4 is a schematic structural view of the first and second holders supported at the bottom of the lightning arrester body;
fig. 5 is an open-close state diagram of the first and second holders.
In the drawings, the list of components represented by the various numbers is as follows:
1. a protective shell; 11. a threaded through hole; 12. a housing base; 2. a protective cover; 21. a threaded blind hole; 22. a slot; 3. a lightning arrester body; 4. a screw; 01. a wire inlet hole; 02. a wire outlet hole; 03. a foam pad; 04. a first clamping seat; 05. and a second clamping seat.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1 and 3 to 5, the utility model discloses a ring main unit lightning arrester structure, which comprises a protecting shell 1, a protecting cover 2 and a lightning arrester body 3, wherein the protecting shell 1 and the protecting cover 2 are spliced to form a whole through screws 4, threaded through holes 11 are respectively formed on two sides of the top surface of an opening of the protecting shell 1 and two sides of the bottom surface of the opening, the size of the opening of the protecting shell 1 is identical with that of the protecting cover 2, a group of shell seats 12 are fixed on the outer part of the protecting shell 1, two shell seats 12 are arranged in a mirror image manner, mounting holes are formed on the top of the shell seats 12, a group of vertical partition plates are fixed in the protecting shell 1, the interior of the protecting shell 1 is divided into identical mounting bins through the partition plates, the lightning arrester body 3 is mounted in each mounting bin, A group of arrester body 3 forms the combined arrester structure through the equipment of shield shell 1 and shield cap 2, threaded blind holes 21 have all been seted up to the both sides of shield cap 2 top surface and the both sides of bottom surface, threaded blind holes 21's aperture is the same with threaded through hole 11 aperture, interval between two threaded through holes 11 that are located same horizontal plane is the same with interval between two threaded blind holes 21 that are located same horizontal plane, slot 22 has been seted up between two adjacent arc grooves in shield cap 2 inboard, slot 22's size and the inside baffle of shield shell 1 size phase-match, the bottom of every installation storehouse in shield shell 1 all is fixed with clip seat 04 No. one, the bottom side of every arc groove in shield cap 2 inboard all is fixed with clip seat 05 No. two, clip seat 04 and clip seat No. two 05 match and use.
The specific application of the arrangement is as follows: when the lightning arrester structure is installed, the lightning arrester bodies 3 are placed in the installation bins in the protective shell 1 one by one, so that the lightning arrester bodies 3 are placed on the first clamp seat 04, then the wire inlet wires penetrate through the centers of the foam pads 03 in the wire inlet holes 01 and are connected with the wiring terminals at the top of the lightning arrester bodies 3, then the wire outlet wires penetrate through the centers of the foam pads 03 in the wire outlet holes 02 and are connected with the wiring terminals at the bottom of the lightning arrester bodies 3, then the protective cover 2 is covered at the opening of the protective shell 1, the partition plates in the protective shell 1 are ensured to be inserted into the corresponding slots 22 one by one, the threaded blind holes 21 at the two sides of the top surface of the protective cover 2 are ensured to coincide with the threaded through holes 11 at the two sides of the top surface of the opening of the protective shell 1, the threaded blind holes 21 at the two sides of the bottom surface of the protective cover 2 are ensured to coincide with the threaded through holes 11 at the two sides of the bottom surface of the opening of the protective shell 1, the screws 4 are screwed into the coincident threaded through holes 11 and the threaded blind holes 21, and then the assembly of the protective shell 1 and the protective cover 2 can be completed, and the second clamp seat 05 is pressed against the side of the lightning arrester body 3 by the first clamp seat 04 and the second clamp seat 05.
As shown in fig. 1 to 3, a group of wire holes 01 with the same size are formed in the top surface of the protective shell 1, a group of wire holes 02 with the same size are formed in the bottom surface of the protective shell 1, foam pads 03 are fixed on inner walls of the wire holes 01 and the wire holes 02, the foam pads 03 are of annular structures, and the wire holes 02 and the wire holes 01 are distributed at equal intervals.
The specific application of the arrangement is as follows: when using in the looped netowrk cabinet, when the center of foam pad 03 was worn out in the entrance hole 01 to the wire inlet wire, foam pad 03 in the entrance hole 01 can be extruded, the interior ring wall of this foam pad 03 can closely laminate the surface of wire inlet wire this moment, can prevent that dust from permeating entrance hole 01 and getting into the inside of protecting crust 1, and when the center of foam pad 03 was worn out in the wire outlet hole 02 to the wire outlet wire, foam pad 03 in the wire outlet hole 02 can be extruded, the interior ring wall of this foam pad 03 can closely laminate the surface of wire outlet wire this moment, can prevent that dust from permeating the inside of wire outlet hole 02 entering protecting crust 1.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (7)
1. The utility model provides a looped netowrk cabinet arrester structure, includes protective housing (1), protective cover (2) and arrester body (3), its characterized in that: the lightning arrester structure is characterized in that the protective shell (1) and the protective cover (2) are spliced to form a whole through screws (4), a group of vertical partition plates are fixed in the protective shell (1), the interior of the protective shell (1) is divided into identical installation bins through the partition plates, each installation bin is internally provided with a lightning arrester body (3), and the lightning arrester bodies (3) are assembled to form the combined lightning arrester structure through the protective shell (1) and the protective cover (2);
the top surface of protecting crust (1) has seted up a set of same size inlet wire hole (01), the bottom surface of protecting crust (1) has seted up a set of same size outlet wire hole (02), the inner wall of inlet wire hole (01) and outlet wire hole (02) all is fixed with foam pad (03).
2. A ring main unit arrester structure according to claim 1, characterized in that: threaded through holes (11) are formed in two sides of the top surface of the opening of the protective shell (1) and two sides of the bottom surface of the opening, and the size of the opening of the protective shell (1) is matched with that of the protective cover (2).
3. A ring main unit arrester structure according to claim 1, characterized in that: a group of shell seats (12) are fixed outside the protective shell (1), two shell seats (12) are arranged in a mirror image mode, and mounting holes are formed in the tops of the shell seats (12).
4. A ring main unit arrester structure according to claim 2, characterized in that: threaded blind holes (21) are formed in two sides of the top surface and two sides of the bottom surface of the protective cover (2), the aperture of each threaded blind hole (21) is identical to that of each threaded through hole (11), and the distance between two threaded through holes (11) located on the same horizontal plane is identical to that between two threaded blind holes (21) located on the same horizontal plane.
5. A ring main unit arrester structure according to claim 1, characterized in that: a slot (22) is formed between two adjacent arc grooves on the inner side of the protective cover (2), and the size of the slot (22) is matched with the size of the partition plate in the protective shell (1).
6. A ring main unit arrester structure according to claim 1, characterized in that: the foam pad (03) is of an annular structure, and a group of wire outlet holes (02) and a group of wire inlet holes (01) are distributed at equal intervals.
7. A ring main unit arrester structure according to claim 1, characterized in that: the bottom of every installation storehouse in protecting crust (1) is fixed with a holder (04), the bottom side of every arc groove in protecting cover (2) is fixed with a holder (05), a holder (04) and a holder (05) are used in a matching way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986839.8U CN220358795U (en) | 2023-07-26 | 2023-07-26 | Ring main unit lightning arrester structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986839.8U CN220358795U (en) | 2023-07-26 | 2023-07-26 | Ring main unit lightning arrester structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220358795U true CN220358795U (en) | 2024-01-16 |
Family
ID=89480952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321986839.8U Active CN220358795U (en) | 2023-07-26 | 2023-07-26 | Ring main unit lightning arrester structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220358795U (en) |
-
2023
- 2023-07-26 CN CN202321986839.8U patent/CN220358795U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |