CN220753771U - Grounding device special for high-voltage electrical appliance - Google Patents
Grounding device special for high-voltage electrical appliance Download PDFInfo
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- CN220753771U CN220753771U CN202322522490.9U CN202322522490U CN220753771U CN 220753771 U CN220753771 U CN 220753771U CN 202322522490 U CN202322522490 U CN 202322522490U CN 220753771 U CN220753771 U CN 220753771U
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- grounding device
- electric
- electricity
- isolating
- shell
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- 239000002184 metal Substances 0.000 claims abstract description 71
- 229910052751 metal Inorganic materials 0.000 claims abstract description 71
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 239000002344 surface layer Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses a special grounding device for a high-voltage electrical appliance, which comprises a grounding device rubber electricity-isolating shell, wherein a cylindrical metal block is arranged in the grounding device rubber electricity-isolating shell, two sides of the front end surface of the cylindrical metal block are fixedly provided with an electric rod, and the electric rod extends to the outer side of the grounding device rubber electricity-isolating shell by penetrating through the grounding device rubber electricity-isolating shell; the inside of cylindrical metal piece is equipped with the internal thread groove, the inside upside of internal thread groove is equipped with the external screw thread metal sheet that links to each other with its screw thread, the intermediate position of external screw thread metal sheet lower extreme face is fixed and is equipped with electrically conductive metal pole. The grounding device provided by the utility model can directly deeply diffuse current in the ground, and can effectively prevent the water source positioned on the ground surface from contacting with the device, so that the condition that the surrounding water source contains current is caused, and the safety of the device is improved through the technical scheme.
Description
Technical Field
The utility model relates to the technical field of grounding devices, in particular to a special grounding device for a high-voltage electrical appliance.
Background
The high-voltage electric appliance is equipment used for realizing closing, opening and closing, protection, control, regulation and measurement in a high-voltage line. The general high-voltage electrical apparatus includes switch electrical apparatus, measuring electrical apparatus and current-limiting, voltage-limiting electrical apparatus, in order to guarantee the security of the high-voltage electrical apparatus, prevent the situation from getting an electric shock from happening, install a earthing device on nearly every high-voltage electrical apparatus, the existing earthing device is made up of grounding body and earth wire usually, while using this apparatus, only need to connect between earth body and earth wire, insert the grounding body into the inside of the earth, and connect the earth wire to the high-voltage electrical apparatus, this kind of earthing device installed on high-voltage electrical apparatus can be referred to as a kind of specialized earthing device of high-voltage electrical apparatus;
when the existing grounding device is used for carrying out power failure maintenance on the combined electrical equipment in the field, the grounding mode of the bus conductor is generally to wind a temporary grounding wire on the bus conductor in a section without a grounding switch, and then the temporary grounding wire is connected with an external grounding point to form grounding. The grounding mode has the advantages that a certain failure risk exists, the hidden danger of unreliable grounding exists, and the patent number CN215343664U is named as a special grounding device for high-voltage switch GIS combined electrical equipment, the grounding device comprises two flexible copper strips which are respectively arranged on two sides of a bus conductor, the upper ends of the two flexible copper strips are connected together through a fastening bolt, the lower ends of the two flexible copper strips are connected together through an adjusting bolt, and the two flexible copper strips are attached and hooped by the fastening bolt and the adjusting bolt in a matched and adjusted mode. One flexible copper strip is connected with a grounding wire, and the other end of the grounding wire is connected with a grounding point. According to the different diameters of the bus conductors, the flexible copper strips can be reliably contacted with the bus conductors by fastening the adjusting bolts, so that the problems are solved.
However, when the grounding device is used, the grounding body in the conventional grounding device is a metal plate with a pointed end at the lower end surface, when the grounding device is inserted into the ground, the conductive part on the outer surface of the grounding device can be simultaneously contacted with the surface layer and the interior of the ground, if a water source exists around the grounding device or rainy weather is encountered, the grounding body on the surface layer of the ground can be contacted with the grounding body, and a person walking around the grounding body can possibly get an electric shock through the conductivity of the water source; therefore, the existing requirements are not met, and a grounding device special for a high-voltage electrical appliance is provided.
Disclosure of Invention
The utility model aims to provide a grounding device special for a high-voltage electric appliance, which aims to solve the problems that when the grounding device is used in the prior art, the grounding body in the prior grounding device is mainly a metal plate with a pointed end shape at the lower end surface, when the grounding device is inserted into the ground, the conductive part on the outer surface of the grounding device can be simultaneously contacted with the surface layer and the inside of the ground, if a water source exists around the grounding device or rainy weather is encountered, the grounding body on the surface layer of the ground can be contacted with the grounding body, and the ground is possibly subjected to electric shock and other problems by personnel walking around the grounding device due to the conductivity of the water source.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the special grounding device for the high-voltage electrical appliance comprises a grounding device rubber electricity-isolating shell, wherein a cylindrical metal block is arranged in the grounding device rubber electricity-isolating shell, two sides of the front end face of the cylindrical metal block are fixedly provided with an electric rod, and the electric rod penetrates through the grounding device rubber electricity-isolating shell so as to extend to the outer side of the grounding device rubber electricity-isolating shell;
the inside of cylindrical metal piece is equipped with the internal thread groove, the inside upside of internal thread groove is equipped with an external screw thread metal sheet that links to each other with its screw thread, the intermediate position of external screw thread metal sheet lower terminal surface is fixed to be equipped with conductive metal pole, the surface cover of conductive metal pole is equipped with rubber electricity-isolating cover.
Preferably, one side of each of the two electric rods is provided with an electric wire, two ends of each of the electric wires are connected with an electric connecting buckle, the electric connecting buckle closest to the rubber electric isolation shell of the grounding device is sleeved on the outer surface of the corresponding electric rod, and one side of the electric connecting buckle sleeved on the outer surface of the electric rod is provided with a bolt.
Preferably, an insulating rocker is fixedly arranged in the middle of the upper end face of the external thread metal plate, and the insulating rocker extends to the outer side of the grounding device rubber electricity-isolating shell by penetrating through the grounding device rubber electricity-isolating shell.
Preferably, the drill bit is fixedly arranged on the lower end face of the conductive metal rod, and the conductive metal rod and the drill bit are integrally manufactured.
Preferably, two inserting rods are symmetrically and fixedly arranged on two sides of the lower end face of the rubber electricity-isolating shell of the grounding device.
Preferably, a strip-shaped cover plate positioned on the outer surface of the rubber electricity-isolating shell of the grounding device is arranged at the rear part of the cylindrical metal block, and the rubber electricity-isolating shell of the grounding device is fixed with the strip-shaped cover plate through screws.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is made of rubber integrated with the grounding device rubber electricity-isolating shell, the cylindrical metal block positioned in the grounding device rubber electricity-isolating shell is connected with the electric wires through the electric rod fixed with the cylindrical metal block, if the high-voltage electric appliance connected with the equipment has electric leakage, the electric power of the high-voltage electric appliance can be conducted to the cylindrical metal block through the electric wires connected with the high-voltage electric appliance, the power conducted to the cylindrical metal block can be conducted to the external thread metal plate made of metal, the external thread metal plate is conducted to the conductive metal rod, the conductive metal rod is conducted to the drill bit inserted into the ground, the ground disperses the power, and meanwhile, the contact between the conductive metal rod and the ground can be isolated through the rubber electricity-isolating sleeve sleeved on the outer surface of the conductive metal rod.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a side view of the overall internal structure of the present utility model;
fig. 3 is an enlarged view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a rubber electricity-isolating shell of the grounding device; 2. an electrical pole; 3. an electrical wire; 4. a conductive metal rod; 5. rubber electricity isolating sleeve; 6. a cylindrical metal block; 7. an internal thread groove; 8. an externally threaded metal plate; 9. an insulating rocker; 10. a rod; 11. a drill bit; 12. an electrical connection buckle; 13. and (5) a bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
The grounding device rubber electricity-isolating shell 1 (model ES-F), the electric wire 3 (model RG 58) and the drill bit 11 (model GB 12) are all available from market purchase or private customization.
Referring to fig. 1 to 3, an embodiment of the present utility model provides: the special grounding device for the high-voltage electrical appliance comprises a grounding device rubber electricity-isolating shell 1, wherein a cylindrical metal block 6 is arranged in the grounding device rubber electricity-isolating shell 1, two electric rods 2 are fixedly arranged on two sides of the front end face of the cylindrical metal block 6, and the electric rods 2 extend to the outer side of the grounding device rubber electricity-isolating shell 1 by penetrating through the grounding device rubber electricity-isolating shell 1;
the inside of cylindrical metal piece 6 is equipped with internal thread groove 7, and the upside in internal thread groove 7 is equipped with an external screw thread metal sheet 8 that links to each other with its screw thread, and the intermediate position of external screw thread metal sheet 8 lower terminal surface is fixed to be equipped with electrically conductive metal pole 4, and electrically conductive metal pole 4's surface cover is equipped with rubber electricity-isolating cover 5.
The electric drill comprises two electric rods 2, wherein one side of each electric rod 2 is provided with an electric wire 3, two ends of each electric wire 3 are connected with an electric connecting buckle 12, the electric connecting buckle 12 closest to the rubber electric isolating shell 1 of the grounding device is sleeved on the outer surface of the corresponding electric rod 2, one side of the electric connecting buckle 12 sleeved on the outer surface of the electric rod 2 is provided with a bolt 13, a power source leaked by a high-voltage electrical appliance can be conducted to the electric rod 2 through the electric wires 3, the power source conducted to the electric rod 2 can be conducted to a cylindrical metal block 6 fixed with the electric rod 2, the power source conducted to the cylindrical metal block 6 can be conducted to an external thread metal plate 8 made of metal, the external thread metal plate 8 is conducted to the conductive metal rod 4, the conductive metal rod 4 is conducted to a drill bit 11 inserted into the ground, the power source is dispersed by the ground, and meanwhile, the rubber electric isolating sleeve 5 sleeved on the outer surface of the conductive metal rod 4 is used for isolating the contact between the conductive metal rod 4 and the ground, and the power source can be diffused by the ground only, so that the ground inside 11 can be effectively diffused by the power source or the drill bit can be deeply and deeply walked around a person.
An insulating rocker 9 is fixedly arranged in the middle of the upper end surface of the external thread metal plate 8, and the insulating rocker 9 extends to the outer side of the grounding device rubber electricity-isolating shell 1 by penetrating through the grounding device rubber electricity-isolating shell 1; the lower end surface of the conductive metal rod 4 is fixedly provided with a drill bit 11, and the conductive metal rod 4 and the drill bit 11 are integrally manufactured; the external thread metal plate 8 fixed with the insulating rocker 9 can be driven to rotate, when the external thread metal plate 8 rotates, the external thread metal plate 8 can move up and down through a thread structure, and the conductive metal rod 4 fixed with the external thread metal plate 8 and the drill bit 11 positioned on the lower end surface of the conductive metal rod 4 can extend into the ground along with the descending of the external thread metal plate 8.
Two inserting rods 10 are symmetrically and fixedly arranged on two sides of the lower end face of the grounding device rubber electricity-isolating shell 1, and the grounding device rubber electricity-isolating shell 1 can be fixed at corresponding positions by inserting the two inserting rods 10 into the ground.
The rear of the cylindrical metal block 6 is provided with a strip-shaped cover plate positioned on the outer surface of the grounding device rubber electricity-isolating shell 1, the grounding device rubber electricity-isolating shell 1 is fixed with the strip-shaped cover plate through screws, and the internal structure of the grounding device rubber electricity-isolating shell 1 can be protected through the strip-shaped cover plate.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a special earthing device of high voltage electrical apparatus, includes earthing device rubber electricity-isolating shell (1), its characterized in that: the inside of the grounding device rubber electricity-isolating shell (1) is provided with a cylindrical metal block (6), both sides of the front end surface of the cylindrical metal block (6) are fixedly provided with an electric rod (2), and the electric rod (2) extends to the outer side of the grounding device rubber electricity-isolating shell (1) by penetrating through the grounding device rubber electricity-isolating shell (1);
the inside of cylindrical metal piece (6) is equipped with internal thread groove (7), the inside upside of internal thread groove (7) is equipped with one and links to each other with its screw thread external screw thread metal sheet (8), the intermediate position of terminal surface is fixed under external screw thread metal sheet (8) is equipped with electrically conductive metal pole (4), the surface cover of electrically conductive metal pole (4) is equipped with rubber electricity-isolating cover (5).
2. The grounding device special for a high-voltage electrical appliance according to claim 1, wherein: one side of each electric rod (2) is provided with an electric wire (3), two ends of each electric wire (3) are connected with an electric connecting buckle (12), the electric connecting buckle (12) closest to the grounding device rubber electricity-isolating shell (1) is sleeved on the outer surface of the corresponding electric rod (2), and one side of the electric connecting buckle (12) sleeved on the outer surface of the electric rod (2) is provided with a bolt (13).
3. The grounding device special for a high-voltage electrical appliance according to claim 1, wherein: an insulating rocker (9) is fixedly arranged in the middle of the upper end face of the external thread metal plate (8), and the insulating rocker (9) extends to the outer side of the grounding device rubber insulating shell (1) by penetrating through the grounding device rubber insulating shell (1).
4. The grounding device special for a high-voltage electrical appliance according to claim 1, wherein: the lower end face of the conductive metal rod (4) is fixedly provided with a drill bit (11), and the conductive metal rod (4) and the drill bit (11) are integrally manufactured.
5. The grounding device special for a high-voltage electrical appliance according to claim 1, wherein: two inserting rods (10) are symmetrically and fixedly arranged on two sides of the lower end face of the rubber electricity-isolating shell (1) of the grounding device.
6. The grounding device special for a high-voltage electrical appliance according to claim 1, wherein: the rear of the cylindrical metal block (6) is provided with a strip-shaped cover plate positioned on the outer surface of the grounding device rubber electricity-isolating shell (1), and the grounding device rubber electricity-isolating shell (1) is fixed with the strip-shaped cover plate through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322522490.9U CN220753771U (en) | 2023-09-18 | 2023-09-18 | Grounding device special for high-voltage electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322522490.9U CN220753771U (en) | 2023-09-18 | 2023-09-18 | Grounding device special for high-voltage electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220753771U true CN220753771U (en) | 2024-04-09 |
Family
ID=90561810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322522490.9U Active CN220753771U (en) | 2023-09-18 | 2023-09-18 | Grounding device special for high-voltage electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220753771U (en) |
-
2023
- 2023-09-18 CN CN202322522490.9U patent/CN220753771U/en active Active
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