CN214590186U - Voltage-sharing cap based on ring main unit switch contact is fixed - Google Patents
Voltage-sharing cap based on ring main unit switch contact is fixed Download PDFInfo
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- CN214590186U CN214590186U CN202120377812.3U CN202120377812U CN214590186U CN 214590186 U CN214590186 U CN 214590186U CN 202120377812 U CN202120377812 U CN 202120377812U CN 214590186 U CN214590186 U CN 214590186U
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- groove
- pressure equalizing
- main unit
- ring main
- switch contact
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- 238000007599 discharging Methods 0.000 claims abstract description 10
- 230000005684 electric field Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a voltage-sharing based on looped netowrk cabinet switch contact is fixed emits belongs to looped netowrk cabinet technical field. A gang switch is arranged in the ring main unit, a discharging mechanism is arranged on the gang switch, and a switch contact bus of the discharging mechanism is connected with an insulating sleeve through a hexagon socket head cap screw; the pressure equalizing cap is a hemisphere, a first groove is formed in the pressure equalizing cap, a connecting rod is connected in the first groove, and a first connecting body is connected to the connecting rod; be provided with the second recess on hexagon socket head cap screw's the lateral wall, the bottom of second recess is connected with two elastic connection poles, all is connected with the second connector on the elastic connection pole, and two second connectors contact. The utility model discloses in, in first connector got into the second recess, the joint was between two second connectors for the voltage-sharing was emitted and is connected including hexagon bolt, and the voltage-sharing emits convex design, changes electric field distribution, makes electric field distribution even, thereby makes surface discharge stable.
Description
Technical Field
The utility model relates to a looped netowrk cabinet technical field, in particular to emit based on fixed uniform pressure of looped netowrk cabinet switch contact.
Background
The Ring Main Unit (Ring Main Unit) is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval Ring Main power supply Unit, the core part of the Ring Main Unit adopts a load switch and a fuse, the Ring Main Unit has the advantages of improving power supply parameters and performance, improving power supply safety and the like, and is widely used in distribution stations and box-type substations of load centers of high-rise buildings, large public buildings, factory enterprises and the like.
In the prior art, a switch contact bus of a discharging mechanism in a ring main unit is connected and fastened with an insulating sleeve by using an inner hexagonal connecting bolt, and the hexagonal shape of the inner hexagonal connecting bolt enables multi-point unstable discharging.
SUMMERY OF THE UTILITY MODEL
In order to solve the prior art problem, the utility model provides a constant pressure emits based on looped netowrk cabinet switch contact is fixed. A linked switch is arranged in the ring main unit, a discharging mechanism is arranged on the linked switch, and a switch contact of a bus of the discharging mechanism is connected with an insulating sleeve through a hexagon socket head cap screw;
the pressure equalizing cap is a hemisphere, a first groove is formed in the pressure equalizing cap, a connecting rod is connected in the first groove, and a first connecting body is connected to the connecting rod;
a second groove is formed in the side wall of the inner hexagon bolt, the bottom of the second groove is connected with two elastic connecting rods, the elastic connecting rods are connected with second connecting bodies, and the two second connecting bodies are in contact; the first connecting bodies enter the second grooves and are connected between the two second connecting bodies in a clamped mode, and the uniform pressure caps are connected to the hexagon socket head bolts.
Further, the cross section of the first groove is the same as that of the hexagon socket head cap screw.
Further, the first connecting body is elliptical in shape.
Further, the shape of the second connecting body is arc-shaped.
Further, the number of the connecting rods is multiple, and correspondingly, the number of the second grooves is the same as that of the connecting rods.
Further, two third grooves are formed at the connecting position of the connecting rod and the first connecting body.
Further, the cross section of the third groove is in a circular arc shape.
The utility model provides a technical scheme's beneficial effect is: in the utility model, a first groove is arranged inside the pressure equalizing cap, and a connecting rod and a first connecting body are connected in the first groove; be provided with the second recess on hexagon socket head cap screw's the lateral wall, the bottom of second recess is connected with two elastic connection poles and two second connectors, and first connector gets into in the second recess, and the joint is between two second connectors for the voltage-sharing is emitted and is connected on hexagon socket head cap screw, and the convex design of voltage-sharing is emitted, changes electric field distribution, makes electric field distribution even, thereby makes surface discharge stable. In addition, the pressure equalizing cap and the inner hexagon bolt are also convenient to connect and detach.
Drawings
Fig. 1 is a schematic structural diagram of a ring main unit provided by the present invention;
fig. 2 is a schematic structural diagram of a discharging mechanism provided by the present invention;
fig. 3 is a schematic structural diagram of an inner hexagon bolt provided by the present invention;
fig. 4 is a schematic structural view of the pressure equalizing device based on the ring main unit switch contact fixing provided by the present invention;
fig. 5 is a schematic connection diagram of the first connecting body entering the second groove.
Reference numerals: 1-ring main unit; 2-a ganged switch; 3-a discharge mechanism; 4-hexagon socket head cap screw; 5-a first groove; 6-connecting rod; 7-a first linker; 8-a second groove; 9-an elastic connecting rod; 10-a second linker; 11-a third groove; and 12, cold pressing.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The use of the terms "upper", "lower", "left", "right" and the like in the present invention is for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-5, a gang switch 2 is arranged in a ring main unit 1, a discharge mechanism 3 is arranged on the gang switch 2, and a switch contact of a bus of the discharge mechanism 3 is connected with an insulating sleeve through a hexagon socket head cap screw 4; the pressure equalizing cap 12 is a hemisphere, a first groove 5 is formed in the pressure equalizing cap, a connecting rod 6 is connected in the first groove 5, and a first connecting body 7 is connected to the connecting rod 6; a second groove 8 is formed in the side wall of the inner hexagon bolt 4, the bottom of the second groove 8 is connected with two elastic connecting rods 9, the elastic connecting rods 9 are connected with second connecting bodies 10, and the two second connecting bodies 10 are in contact; the first connecting body 7 enters the second groove 8 and is clamped between the two second connecting bodies 10, so that the pressure equalizing cap 12 is connected to the hexagon socket head cap screw 4.
It should be noted that, in the prior art, the bus bar on the discharging mechanism in the ring main unit is connected and fastened with the insulating sleeve by the hexagon socket head cap screw, and the hexagon shape of the hexagon socket head cap screw makes the multi-point unstable discharge. Therefore, the voltage-sharing cap 12 of the hemisphere is connected to the hexagon socket head cap connecting bolt, and the surface of the voltage-sharing cap 12 of the hemisphere is designed in a circular arc shape, so that uniform discharge is achieved.
The utility model discloses when using, aim at second recess 8 with first connector 7 on connecting rod 6, insert in the second recess 8, when first connector 7 is located between two second connectors 10, continue to press, owing to the effect of power, make about two elastic connection pole 9 on both sides incline to about respectively, make two second connectors 10 part, first connector 7 gets into two second connectors 10 below, and be in between two elastic connection pole 9, about two elastic connection pole 9 on both sides because elasticity recovers to the original state, make two second connectors 10 press from both sides first connector 7 tightly, at this moment, hexagon socket head cap screw 4 also gets into in first recess 5, thereby will all press and emit 12 connections on hexagon socket cap screw 4, the equipartition discharges, thereby make the stable surface discharge.
Further, the cross section of the first groove 5 is the same as that of the hexagon socket head cap screw 4. So that the first recess 5 is matched with the hexagon socket head cap screw 4.
Further, the shape of the first connecting body 7 is an ellipse.
Further, the second connecting body 10 is arc-shaped. So that it is more convenient whether the first connecting body 7 is inserted between the two second connecting bodies 10 or extracted from between the two second connecting bodies 10.
Further, the number of the connecting rods 6 is plural, and accordingly, the number of the second grooves 8 is the same as the number of the connecting rods 6. Thereby the connection between the equalizing cap 12 and the hexagon socket head cap screw 4 is more stable. In the present invention, the number of the connecting rods 6 and the second grooves 8 is illustrated as two examples.
Further, two third grooves 11 are provided at the position where the connecting rod 6 is connected with the first connecting body 7. Thus, when the first connecting body 7 is located below the two second connecting bodies 10, the second connecting bodies 10 can be located in the third grooves 11, so that the second connecting bodies 10 are better connected with the connecting rod 6.
Further, the cross section of the third groove 11 is circular arc. So that the third recess 11 matches the first connection body 7.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The pressure equalizing cap is characterized in that a linked switch (2) is arranged in a ring main unit (1), a discharging mechanism (3) is arranged on the linked switch (2), and a switch contact bus of the discharging mechanism (3) is connected with an insulating sleeve through an inner hexagon bolt (4);
the pressure equalizing cap (12) is a hemisphere, a first groove (5) is formed in the pressure equalizing cap, a connecting rod (6) is connected in the first groove (5), and a first connecting body (7) is connected to the connecting rod (6);
a second groove (8) is formed in the side wall of the inner hexagon bolt (4), two elastic connecting rods (9) are connected to the bottom of the second groove (8), second connecting bodies (10) are connected to the elastic connecting rods (9), and the two second connecting bodies (10) are in contact; the first connecting body (7) enters the second groove (8) and is clamped between the two second connecting bodies (10), so that the pressure equalizing cap (12) is connected to the hexagon socket head cap screw (4).
2. The ring main unit switch contact fixing-based pressure equalizing cap as claimed in claim 1, wherein the cross section of the first groove (5) is the same as the cross section of the hexagon socket head cap screw (4).
3. The pressure equalizing cap based on the ring main unit switch contact fixing is characterized in that the shape of the first connecting body (7) is an ellipse.
4. The ring main unit switch contact fixing-based pressure equalizing cap as claimed in claim 3, wherein the second connecting body (10) is arc-shaped.
5. The ring main unit switch contact fixing-based pressure equalizing cap as claimed in claim 4, wherein the number of the connecting rods (6) is multiple, and correspondingly, the number of the second grooves (8) is the same as the number of the connecting rods (6).
6. The pressure equalizing cap based on the ring main unit switch contact fixing of claim 5, wherein two third grooves (11) are arranged at the connecting position of the connecting rod (6) and the first connecting body (7).
7. The pressure equalizing cap based on the ring main unit switch contact fixing as claimed in claim 6, wherein the cross section of the third groove (11) is circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120377812.3U CN214590186U (en) | 2021-02-18 | 2021-02-18 | Voltage-sharing cap based on ring main unit switch contact is fixed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120377812.3U CN214590186U (en) | 2021-02-18 | 2021-02-18 | Voltage-sharing cap based on ring main unit switch contact is fixed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214590186U true CN214590186U (en) | 2021-11-02 |
Family
ID=78351035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120377812.3U Active CN214590186U (en) | 2021-02-18 | 2021-02-18 | Voltage-sharing cap based on ring main unit switch contact is fixed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214590186U (en) |
-
2021
- 2021-02-18 CN CN202120377812.3U patent/CN214590186U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 01, Huiqi Intelligent Power Industrial Park, East Section of Qinsheng Avenue, Qindu District, Xianyang City, Shaanxi Province, 712031 Patentee after: SHAANXI HUI QI ELECTRIC TECHNOLOGY DEVELOPMENT Co.,Ltd. Country or region after: China Address before: Room 10902, building 4, Ivy garden, Xingqing Road, Beilin District, Xi'an, Shaanxi 710000 Patentee before: SHAANXI HUI QI ELECTRIC TECHNOLOGY DEVELOPMENT Co.,Ltd. Country or region before: China |