CN210866547U - A ground protection device for overhead line - Google Patents
A ground protection device for overhead line Download PDFInfo
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- CN210866547U CN210866547U CN201921136692.7U CN201921136692U CN210866547U CN 210866547 U CN210866547 U CN 210866547U CN 201921136692 U CN201921136692 U CN 201921136692U CN 210866547 U CN210866547 U CN 210866547U
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Abstract
The utility model discloses a grounding protection device for overhead lines, which comprises a rotating wheel, a conductive end, a conductive connecting rod and a detector; the utility model discloses a circuit connection port, including electrically conductive end, rotating wheel, electrically conductive connecting rod, electrically conductive end, rotating gear, dwang, the end of electrically conductive connecting rod has the stiff end, and the side-mounting of stiff end has the line connection port. The device has the puncture in the electrically conductive end, can contact in with the overhead line, can detect whether have the signal of telecommunication in the overhead line through the controller, and is safe effective.
Description
Technical Field
The utility model belongs to the technical field of electric power, a ground protection device for overhead line is related to.
Background
Distribution network line mostly adopts built on stilts insulated wire among the present power system, and the mode of establishing hanging of earth connection adopts the mode of installation ground loop on the insulated wire to hang again ground connection, does so and has three big problems: 1. the installation position of the grounding ring is limited, the grounding ring can not be configured in place according to each construction point, and the grounding ring can not be hung according to the actual situation. 2. The grounding ring is temporarily added, electricity testing cannot be carried out, safety risks exist, and the illegal activity breaking device is characterized in that a ground wire is not installed. 3. The insulating wire is provided with too many grounding rings, so that the insulating wire is not attractive, and the exposed point on the wire is too many, so that the insulating level is influenced, the potential safety hazard exists, the problem can be solved by developing a puncture type grounding wire, and the safety grounding wire has great significance for the safe operation of a power grid.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model relates to a ground protection device for overhead line, the device have the puncture in the electrically conductive end, can contact with the overhead line in, can detect whether have the signal of telecommunication in the overhead line through the controller, and is safe effective.
The utility model provides a grounding protection device for overhead lines, which comprises a rotating wheel, a conductive end, a conductive connecting rod and a detector; the utility model discloses a circuit connection port, including electrically conductive end, rotating wheel, electrically conductive connecting rod, electrically conductive end, rotating gear, dwang, the end of electrically conductive connecting rod has the stiff end, and the side-mounting of stiff end has the line connection port.
The detector further comprises a wire inlet end, a wire outlet end, a controller, a conducting rod and a current alarm, wherein the wire inlet end is arranged on the left side of the detector, the wire outlet end is arranged on the right side of the detector, the conducting rod is arranged in the detector, the wire inlet end is connected with the wire outlet end through the conducting rod, and the current alarm is arranged on the conducting rod; the controller is mounted on the detector.
Further the controller includes display, central processing unit, inside warning loudspeaker, power input port and analog input port, the display links to each other with central processing unit, inside warning loudspeaker passes through the connecting wire and links to each other with central processing unit's signal output part, central processing unit signal input part links to each other with analog input port, power input port inserts 220V alternating current power supply, analog input port passes through the connecting wire and links to each other with the current alarm.
The rotating wheel is arc-shaped and is installed in the conductive end, the outer side of the rotating wheel is provided with a latch, the latch is meshed with a latch on the rotating gear in the conductive end, and the inner side of the rotating wheel is provided with a nail.
Further, the conductive end is provided with an arc-shaped through hole, a rotating gear is installed in the conductive end, the right side of the conductive end is provided with a circular convex metal object, and the metal object is provided with a nail.
Further the stiff end is installed at the lower extreme of electrically conductive connecting rod, and circular through-hole in this stiff end, the circular through-hole inboard has the internal thread.
Further electrically conductive connecting rod inside has circular through-hole, has installed the dwang in this circular through-hole, the one end of dwang has the latch gear of screw thread form, and this latch gear meshes with the latch of running gear, the knob has been installed to the other end of dwang, and the dwang of this knob department has the external screw thread, with the internal thread engagement on the stiff end.
Drawings
Fig. 1 is a schematic diagram of an internal structure of a ground protection device for an overhead line of the utility model;
fig. 2 is an external schematic view of a ground protection device detector for an overhead line of the present invention;
fig. 3 is an internal schematic view of a ground protection device detector for an overhead line of the present invention.
In the figure: 1. a rotating wheel; 2. a conductive terminal; 3. a rotating gear; 4. rotating the rod; 5. a conductive connecting rod; 6. a fixed end; 7. A line connection port; 8. a wire inlet end; 9. a wire outlet end; 10. a controller; 11. a conductive rod; 12. and a current alarm.
Detailed Description
The following describes in detail a specific embodiment of a ground protection device for an overhead line according to the present invention with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides a ground protection device for overhead line, which comprises a rotating wheel 1, a conductive end 2, a conductive connecting rod 5 and a detector; the utility model discloses a circuit connection terminal, including electrically conductive end 2, electrically conductive connecting rod 5, rotating gear 3, dwang 4, the end of electrically conductive connecting rod 5 has stiff end 6, and line connection port 7 has been installed to the side of stiff end 6, rotating gear 1 installs on electrically conductive end 2, electrically conductive connecting rod 5 installs the downside at electrically conductive end 2, electrically conductive end 2 has installed rotating gear 3 in, electrically conductive connecting rod 5 has installed dwang 4 in. The device passes through dwang 4 rotation, drives running gear 3 to the rotation of wheel 1 is rotated in the drive, with the overhead line card in rotating wheel 1 and electrically conductive end 2, then the line connection port 7 on the electrically conductive connecting rod 5 links to each other with the detector through the conductor wire.
As shown in fig. 2-3, the detector includes a wire inlet end 8, a wire outlet end 9, a controller 10, a conducting rod 11 and a current alarm 12, the wire inlet end 8 is installed on the left side of the detector, the wire outlet end 9 is installed on the right side of the detector, the conducting rod 11 is installed in the detector, the wire inlet end 8 is connected with the wire outlet end 9 through the conducting rod 11, and the current alarm 12 is installed on the conducting rod 11; the controller 10 is mounted on the detector. The inlet wire end 8 of detector links to each other with electrically conductive connecting rod 5, and the outlet terminal 9 of detector passes through the wire and links to each other with ground, and conducting rod 11 can be connected with inlet wire end 8 and outlet terminal 9 both sides, and when having the electric current on the overhead line, conducting rod 11 transmits the electric current to ground, and current alarm 12 can detect this current signal.
Further, the rotating wheel 1 is arc-shaped and is installed in the conductive end 2, the outer side of the rotating wheel 1 is provided with a clamping tooth, the clamping tooth is meshed with a clamping tooth on the rotating gear 3 in the conductive end 2, and nail stabs are arranged on the inner side of the rotating wheel 1. The rotating wheel 1 is meshed with the rotating gear 3 through the outer clamping teeth to control the rotation of the rotating wheel 1, and the nail on the inner side of the rotating wheel 1 can be fully contacted with an overhead line and can also prevent the overhead line from falling off in the rotating wheel 1.
Further, the conductive end 2 is provided with an arc-shaped through hole, the conductive end 2 is internally provided with a rotating gear 3, the right side of the conductive end 2 is provided with a circular convex metal object, and the metal object is provided with a nail. The nail of the convex metal object can prevent the overhead line from falling off in the device with the nail on the rotating wheel 1
Further, the fixed end 6 is installed at the lower end of the conductive connecting rod 5, a circular through hole is formed in the fixed end 6, and an internal thread is formed inside the circular through hole. The internal thread in the circular through hole engages with the rotating rod 4.
Further electrically conductive connecting rod 5 is inside to have circular through-hole, has installed dwang 4 in this circular through-hole, the one end of dwang 4 has the latch gear of screw thread form, and this latch gear meshes with the latch of rotating gear 3, the knob has been installed to the other end of dwang 4, and dwang 4 of this knob department has the external screw thread, with the internal thread engagement on stiff end 6. The knob control dwang 4 can drive the rotation of the running wheel 1 through the rotation of the circular through hole and the thread-shaped gear clip below the fixed end 6.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A grounding protection device for an overhead line is characterized by comprising a rotating wheel, a conductive end, a conductive connecting rod and a detector; the utility model discloses a circuit connection port, including electrically conductive end, rotating wheel, electrically conductive connecting rod, electrically conductive end, rotating gear, dwang, the end of electrically conductive connecting rod has the stiff end, and the side-mounting of stiff end has the line connection port.
2. The ground protection device for the overhead line according to claim 1, wherein the detector comprises an incoming line end, an outgoing line end, a controller, a conducting rod and a current alarm, the incoming line end is installed on the left side of the detector, the outgoing line end is installed on the right side of the detector, the conducting rod is installed in the detector, the incoming line end and the outgoing line end are connected through the conducting rod, and the current alarm is installed on the conducting rod; the controller is mounted on the detector.
3. The ground protection device for the overhead line of claim 2, wherein the controller comprises a display, a central processing unit, an internal alarm horn, a power input port and an analog input port, the display is connected with the central processing unit, the internal alarm horn is connected with a signal output end of the central processing unit through a connecting wire, the signal input end of the central processing unit is connected with the analog input port, the power input port is connected with a 220V alternating current power supply, and the analog input port is connected with the current alarm through a connecting wire.
4. The ground protection device for the overhead line of claim 1, wherein the rotating wheel is arc-shaped and is installed in the conductive end, the outer side of the rotating wheel is provided with a latch, the latch is engaged with the latch on the rotating gear in the conductive end, and the inner side of the rotating wheel is provided with a spike.
5. The ground protection device for the overhead line of claim 1, wherein the conductive end has a circular arc through hole, a rotating gear is installed in the conductive end, and a circular convex metal object is provided on the right side of the conductive end and provided with spikes.
6. The ground protection device for overhead lines of claim 1, wherein said fixing end is mounted on the lower end of the conductive connecting rod, and has a circular through hole with an internal thread inside.
7. The ground protection device for the overhead line of claim 1, wherein the conductive connection rod has a circular through hole inside, a rotation rod is installed in the circular through hole, one end of the rotation rod has a thread-shaped latch gear engaged with the latch of the rotation gear, and the other end of the rotation rod has a knob installed thereon, the rotation rod at the knob has an external thread engaged with the internal thread at the fixed end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136692.7U CN210866547U (en) | 2019-07-19 | 2019-07-19 | A ground protection device for overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136692.7U CN210866547U (en) | 2019-07-19 | 2019-07-19 | A ground protection device for overhead line |
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| Publication Number | Publication Date |
|---|---|
| CN210866547U true CN210866547U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921136692.7U Active CN210866547U (en) | 2019-07-19 | 2019-07-19 | A ground protection device for overhead line |
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| CN (1) | CN210866547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755854A (en) * | 2020-07-20 | 2020-10-09 | 柳州大尚科技发展有限公司 | Detachable short circuit grounding device |
-
2019
- 2019-07-19 CN CN201921136692.7U patent/CN210866547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755854A (en) * | 2020-07-20 | 2020-10-09 | 柳州大尚科技发展有限公司 | Detachable short circuit grounding device |
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