CN212723068U - Electricity testing grounding ring in double-tight connection with insulated power line - Google Patents
Electricity testing grounding ring in double-tight connection with insulated power line Download PDFInfo
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- CN212723068U CN212723068U CN202021050853.3U CN202021050853U CN212723068U CN 212723068 U CN212723068 U CN 212723068U CN 202021050853 U CN202021050853 U CN 202021050853U CN 212723068 U CN212723068 U CN 212723068U
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Abstract
The electricity testing grounding ring is in double tight connection with an insulated power line and is characterized by comprising a power line connecting plate, two end connecting pieces, a middle connecting piece and an electricity testing grounding ring, wherein the electricity testing grounding ring is connected below the middle part of the power line connecting plate; one side of the power line connecting plate is provided with a groove matched with the power line; two ends of the power line connecting plate are respectively fixedly connected with the power line with the insulating sheath by a group of connecting pieces at two ends; the middle part of the power line connecting plate is fixedly connected with the power line without the insulating skin through a group of middle connecting pieces. The utility model has the advantages that: can will test electric ground ring and connect on unsettled power line, avoid interference on every side, the staff can select the most suitable position and angle and carry out the couple operation, has improved greatly and has tested the success rate of electric ground operation, has improved the convenience and the work efficiency of work.
Description
Technical Field
The utility model relates to an electricity testing grounding ring for connect on insulating power line.
Background
Electric power transmission line circuit need be with checking electric grounding ring with whether electrified with the detection circuitry in the maintenance process to ensure staff's safety. The current earth ring of testing electricly is established usually on the insulator that supports the power line, and its shortcoming that exists is: the insulator is arranged on a telegraph pole or a transformer, and is limited and interfered by the telegraph pole, the insulator or the transformer when the grounding operation is carried out (the hook at the top end of the electricity testing grounding pole is hung on the electricity testing grounding ring), so that the hook is not easy to be hung in the electricity testing grounding ring, the difficulty is increased for maintenance work, and the working efficiency is influenced; in addition, the grounding position can only be on a telegraph pole or a transformer, and electricity testing or grounding operation cannot be performed on a suspended power line, so that the working efficiency is also influenced.
Disclosure of Invention
The utility model aims at providing an electricity ground ring of testing who is connected with insulating power line is two tight to solve the above-mentioned problem that prior art exists.
The technical scheme of the utility model is that: the electricity testing grounding ring is in double tight connection with an insulated power line and is characterized by comprising a power line connecting plate, two end connecting pieces, a middle connecting piece and an electricity testing grounding ring, wherein the electricity testing grounding ring is connected below the middle part of the power line connecting plate; one side of the power line connecting plate is provided with a groove matched with the power line; two ends of the power line connecting plate are respectively fixedly connected with the power line with the insulating sheath by a group of connecting pieces at two ends; the middle part of the power line connecting plate is fixedly connected with the power line without the insulating skin through a group of middle connecting pieces.
The utility model has the advantages that: can will test electric ground ring and connect on unsettled power line, avoid interference on every side, the staff can select the most suitable position and angle and carry out the couple operation, has improved greatly and has tested the success rate of electric ground operation, has improved the convenience and the work efficiency of work.
Drawings
Fig. 1 is a schematic perspective view of the present invention connected to a power line;
FIG. 2 is a schematic view of the backside structure of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a rear view of FIG. 2;
FIG. 5 is a schematic perspective view of the embodiment of FIG. 1 with the safety shield installed;
FIG. 6 is a schematic view of the backside structure of FIG. 5;
FIG. 7 is a left side view of FIG. 6;
FIG. 8 is a rear view of FIG. 6;
fig. 9 is a sectional view a-a of fig. 7.
Detailed Description
Referring to fig. 1-8, the embodiment of the utility model relates to an electricity testing grounding ring which is connected with the insulated power line in a double tight manner, which is characterized in that the embodiment comprises a power line connecting plate 2, two end connecting pieces, a middle connecting piece and an electricity testing grounding ring 8, wherein the electricity testing grounding ring 8 is connected below the middle part of the power line connecting plate 2; a groove matched with the power line 1 is arranged on one side of the power line connecting plate 2; two ends of the power line connecting plate 2 are fixedly connected with the power line 1 with an insulating sheath by a group of connecting pieces at two ends respectively; the middle part of the power line connecting plate 2 is fixedly connected with the power line 1 with the insulation sheath removed through a group of middle connecting pieces.
In the illustrated embodiment, the two-end connecting piece comprises a U-shaped clamp 3, a nut 4 and a cushion block 7, wherein two ends of the U-shaped clamp 3 are provided with threads, and the nut 4 is arranged after penetrating through holes arranged at two sides of a groove at the end part of the power line connecting plate 2. A cushion block 7 is arranged between the U-shaped card 3 and the power line 1. A groove corresponding to the groove of the power line connecting plate 2 is generally arranged on one side of the cushion block 7 facing the power line 1; a groove for positioning the U-shaped card 3 is provided on the outside of the spacer 7. The two ends of the power line connecting plate 2 are respectively fastened and connected with the power line 1 by adopting a group of connecting pieces at the two ends, so that the double-fastening connection is realized, the connection is very firm, and each group of connecting pieces at the two ends can adopt 1-2U-shaped cards 3 and matched nuts 4.
The two-end connecting piece can also be (not shown): including bolt, nut and both ends apron, the recess that corresponds with the recess of this power line connecting plate 2 in one side of this both ends apron respectively is equipped with the through-hole in the both sides of this recess of this both ends apron and this power line connecting plate 2 tip, and the screw rod end of bolt passes this through-hole to the installation nut. I.e. the power line is clamped by the two end cover plates.
The middle connecting piece comprises a middle cover plate 5 and a fastening bolt 6, and one side of the middle cover plate 5 is provided with a groove corresponding to the groove of the power line connecting plate 2; through holes and screw holes which correspond to each other are arranged below the grooves in the middle of the middle cover plate 5 and the power line connecting plate 2, and the screw end of the fastening bolt 6 penetrates through the through hole of the middle cover plate 5 to be connected with the screw hole of the power line connecting plate 2. The screw hole on the power line connecting plate 2 can also be a through hole, and the fastening bolt 6 passes through the through hole and is fastened by a screw.
The power line connecting plate 2 and the electricity testing grounding ring 8 are of an integral structure. Both may be of a separate structure (not shown), and the two parts may be connected to each other by screws.
The power line grounding ring further comprises a safety cover 9, and the power line connecting plate 2, the two-end connecting pieces, the middle connecting piece and the root parts (upper edges) of the electricity testing grounding rings 8 are covered by the safety cover 9. The safety cover 9 is made of an insulating material, and is generally made of plastic or rubber.
The safety cover 9 is formed by buckling two half box bodies, the top ends of the two half box bodies are mutually connected by a bendable n-shaped connecting part 92, and a buckle 93 is arranged between the bottom ends of the two half box bodies; and two ends of the safety cover 9 are symmetrically provided with necking parts 91 for coating the power line 1.
Referring to fig. 9, the buckle 93 includes a U-shaped clip 931 and a buckle connected to the bottom ends of the two half-cases respectively, a bayonet 934 is provided at the top end of the U-shaped clip 931, and a slit 935 for increasing elasticity is provided at the bottom of the bayonet 934; the buckle is composed of a cylindrical clamp column 932 and a limiting block 933 arranged at the top end of the clamp column 932; the mouth of this bayonet 934 is horn mouth shape, and the middle part is the throat, and the bottom is the round hole, the diameter of this round hole and the external diameter tight fit of card post 932.
The utility model discloses a use method is: the insulation skin at the position where the power line 1 is to be provided with the electricity testing grounding ring is removed, and the length of the removed insulation skin corresponds to the middle part of the power line connecting plate 2 of the utility model; then, the power line 1 is embedded into the groove of the power line connecting plate 2, and a section of the power line 1 without an insulating skin is positioned in the middle of the power line connecting plate 2, and the electricity testing grounding ring 8 faces downwards (generally, the exposed end 81 of the electricity testing grounding ring 8 is arranged at the lower side, and no insulating layer is arranged on the surface of the exposed end 81); then, the power line 1 (with the insulating coating) is tightly connected with the two ends of the power line connecting plate 2 by two groups of two-end connecting pieces, and the middle cover plate 5 is tightly connected with the middle part of the power line connecting plate 2 by the fastening bolt 6 (the power line 1 without the insulating coating is clamped between the middle cover plate 5 and the power line connecting plate 2). Finally, the two half-box bodies of the safety cover 9 are opened and sleeved outside the above components, the bottom ends of the two half-box bodies of the safety cover 9 are buckled with each other, and the two hasps 93 are buckled.
Claims (8)
1. The electricity testing grounding ring in double tight connection with the insulated power line is characterized by comprising a power line connecting plate (2), two-end connecting pieces, a middle connecting piece and an electricity testing grounding ring (8), wherein the lower middle part of the power line connecting plate (2) is connected with the electricity testing grounding ring (8); one side of the power line connecting plate (2) is provided with a groove matched with the power line (1); two ends of the power line connecting plate (2) are respectively fixedly connected with the power line (1) with an insulating sheath by a group of connecting pieces at two ends; the middle part of the power line connecting plate (2) is fixedly connected with the power line (1) with the insulation skin removed through a group of middle connecting pieces.
2. The electricity testing grounding ring doubly connected with the insulated power line as claimed in claim 1, wherein the two-end connecting piece comprises a U-shaped card (3), a nut (4) and a cushion block (7), two ends of the U-shaped card (3) are provided with screw rods, the screw rods penetrate through holes arranged at two sides of a groove at the end part of the power line connecting plate (2), and the nut (4) is installed; a cushion block (7) is arranged between the U-shaped card (3) and the power line (1).
3. The electrical grounding ring for testing double tight connection with insulated power line of claim 1, wherein the two-end connection member comprises a bolt, a nut and two-end cover plates, a groove corresponding to the groove of the power line connection plate (2) is formed on one side of the two-end cover plates, through holes are formed on two sides of the two-end cover plates and the groove on the end of the power line connection plate (2), the screw end of the bolt passes through the through holes of the two-end cover plates and the power line connection plate (2), and the nut is installed.
4. The electroscopic earth ring with double tight connection to insulated power lines as claimed in claim 1, characterised in that said intermediate connection piece comprises an intermediate cover plate (5) and fastening bolts (6), on one side of the intermediate cover plate (5) there is a groove corresponding to the groove of the power line connection plate (2); through holes and screw holes which correspond to each other are arranged below the middle parts of the middle cover plate (5) and the power line connecting plate (2), and the screw rod end of the fastening bolt (6) penetrates through the through hole of the middle cover plate (5) to be connected with the screw hole of the power line connecting plate (2).
5. The electrical grounding ring for double-tight connection with insulated power line according to claim 1, wherein the power line connection board (2) and the electrical grounding ring (8) are of an integral structure or a separate structure, and the two parts of the separate structure are connected with each other by screws.
6. The electroscopic earth ring for doubly-clamped connection to an insulated power line as claimed in claim 1, further comprising a safety shield (9), said safety shield (9) enclosing all of said power line connection plate (2), end connections and intermediate connections and the upper edge of said electroscopic earth ring (8).
7. The electroscopic earth ring with double tight connection to an insulated power line according to claim 6, characterised in that the safety shield (9) is made up of two half-shells which are snap-fitted together at their top ends by a bendable n-shaped connection (92) and between the bottom ends of which a snap-fit (93) is provided; two ends of the safety cover (9) are symmetrically provided with necking mouths (91) for coating the power line (1); the safety cover (9) is made of plastic or rubber.
8. The electricity testing grounding ring in double tight connection with the insulated power line according to claim 7, characterized in that the hasp (93) comprises a U-shaped clamp plate (931) and a buckle which are respectively connected with the bottom ends of the two half-cases, the top end of the U-shaped clamp plate (931) is provided with a bayonet (934), and the bottom of the bayonet (934) is provided with a slot (935) for increasing elasticity; the buckle is composed of a cylindrical clamp column (932) and a limiting block (933) arranged at the top end of the clamp column; the mouth part of this bayonet socket (934) is horn mouth shape, and the middle part is the throat, and the bottom is the round hole, this round hole diameter and card post (932) external diameter tight fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021050853.3U CN212723068U (en) | 2020-06-09 | 2020-06-09 | Electricity testing grounding ring in double-tight connection with insulated power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021050853.3U CN212723068U (en) | 2020-06-09 | 2020-06-09 | Electricity testing grounding ring in double-tight connection with insulated power line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212723068U true CN212723068U (en) | 2021-03-16 |
Family
ID=74951246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021050853.3U Active CN212723068U (en) | 2020-06-09 | 2020-06-09 | Electricity testing grounding ring in double-tight connection with insulated power line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212723068U (en) |
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2020
- 2020-06-09 CN CN202021050853.3U patent/CN212723068U/en active Active
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