CN208078293U - A kind of high and low voltage isolation disconnecting link formula ground wire - Google Patents
A kind of high and low voltage isolation disconnecting link formula ground wire Download PDFInfo
- Publication number
- CN208078293U CN208078293U CN201820457873.9U CN201820457873U CN208078293U CN 208078293 U CN208078293 U CN 208078293U CN 201820457873 U CN201820457873 U CN 201820457873U CN 208078293 U CN208078293 U CN 208078293U
- Authority
- CN
- China
- Prior art keywords
- earth brace
- ground wire
- protective cover
- low voltage
- disconnecting link
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
The utility model discloses a kind of high and low voltage isolation disconnecting link formula ground wire, including single tongue formula grounding hook, the list tongue formula grounding hook side is equipped with current sensor, and the list tongue formula grounding hook bottom is equipped with protective cover, and the protective cover is internally provided with microcontroller.The utility model can be very good to be fixedly connected with high-tension apparatus by the way that single tongue formula grounding hook is arranged, current sensor can incude in high-tension bus-bar whether also contain electric current, it can directly be fixed with high-tension bus-bar, reduce and artificially steps on process of the bar electrical verification confirmation without electricity, alarm can send out whether alarm maintenance personal power-off succeeds, connect plug can make coil energizing magnetic by external power supply, mutually attract with magnet, so that the first earth brace and the second earth brace are in contact, it is grounded, external power supply can be removed from connect plug after repair, so that coil magnetic disappears, first earth brace and the second earth brace separate under the action of the spring.
Description
Technical field
The utility model is related to high-voltage electricity to repair field, more particularly to a kind of high and low voltage isolation disconnecting link formula ground wire.
Background technology
Ground wire is exactly the line for being directly connected to the earth, is referred to as safety return circuit line, it is just direct high pressure when dangerous
The earth is imputed to, a lifeline, is grounded in the power system at last：It is in order to unexpected in the equipment and circuit having had a power failure
Ground occurs ensureing the important tool of staff when voltage.Regulation is issued by portion, ground wire must be 25mm2m or more naked copper flexible cords
It is made.Power distribution line maintenance (repairing) construction site can usually encounter the safety measure for needing power failure hanging earthing conductor, original to connect
Ground wire has the following disadvantages：(1) it needs to step on bar electrical verification using original ground wire to confirm without electricity, can just mount stepping on to certain altitude
If ground wire, traditional ground wire the installing larger safety coefficient of labor intensity are low, high-low pressure joint uses needs while having a power failure, all
Install ground wire；Cumbersome, technical difficulty is also relatively large.There are time-consuming and laborious unsafe drawbacks；(2) traditional to connect
Ground wire use will repeat to install；(3) operating personnel are needed first to step on bar installation when traditional ground wire setting, when dismounting will also step on bar
Dismantling operation, there are security risks.
Therefore, it is necessary to solve the above problems to invent a kind of high and low voltage isolation disconnecting link formula ground wire.
Utility model content
The purpose of this utility model is to provide a kind of high and low voltage isolation disconnecting link formula ground wires, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions：A kind of high and low voltage isolation disconnecting link formula ground wire,
Including single tongue formula grounding hook, the list tongue formula grounding hook side is equipped with current sensor, the list tongue formula grounding hook bottom
Portion is equipped with protective cover, and the protective cover is internally provided with microcontroller, and the monolithic motor spindle is equipped with alarm, the alarm side
Equipped with naked copper flexible cord, the naked copper flexible cord is fixedly connected with single tongue formula grounding hook, and the naked copper flexible cord is far from single tongue formula ground connection
It links up with one end and is equipped with earthing or grounding means, the earthing or grounding means side is equipped with connect plug.
Preferably, the model of the current sensor is set as HIA-C01.
Preferably, the model of the microcontroller is set as STM32F103RCT6.
Preferably, the current sensor and alarm are electrically connected with microcontroller, the list tongue formula grounding hook with
Protective cover is fixedly connected.
Preferably, the earthing or grounding means includes that buried protective cover, the first earth brace, spring, coil, magnet and second connect
The thin end of the scroll, the protective cover are internally provided with the first earth brace, and first earth brace both sides are equipped with spring, and the spring bottom is set
There are coil, the coil bottom to be equipped with magnet, the magnet side is equipped with the second earth brace.
Preferably, first earth brace is fixedly connected with naked copper flexible cord, and the spring is fixed with buried protective cover to be connected
It connects, first earth brace is fixedly connected with coil, and the coil is electrically connected with connect plug.
The technique effect and advantage of the utility model：The utility model can be very good by the way that single tongue formula grounding hook is arranged
It is fixedly connected with high-tension apparatus, current sensor can incude in high-tension bus-bar whether also contain electric current, can be directly with height
Piezoelectric wire is fixed, and is reduced and is artificially stepped on process of the bar electrical verification confirmation without electricity, it is disconnected that alarm can send out alarm maintenance personal
Whether electricity succeeds, and connect plug can make coil energizing magnetic by external power supply, mutually attract with magnet so that first
Earth brace and the second earth brace are in contact, and are grounded, and can remove external power supply from connect plug after repair, make
It obtains coil magnetic to disappear, the first earth brace and the second earth brace separate under the action of the spring, the utility model conjunction simple in structure
It manages, is economical and practical, easy to use.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the portions the A structural schematic diagram of the utility model；
In figure：1 single tongue formula grounding hook, 2 current sensors, 3 protective covers, 4 microcontrollers, 5 alarms, 6 naked copper flexible cords, 7
Earthing or grounding means, 8 connect plugs, 71 buried protective covers, 72 first earth braces, 73 springs, 74 coils, 75 magnet, 76 second connect
The thin end of the scroll.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of high and low voltage isolation disconnecting link formula ground wire as shown in Figs. 1-2, including single tongue formula connects
Ground hook 1,1 side of list tongue formula grounding hook are equipped with current sensor 2, and 1 bottom of list tongue formula grounding hook, which is equipped with, to be protected
Shield 3, the protective cover 3 are internally provided with microcontroller 4, and 4 bottom of the microcontroller is equipped with alarm 5, and 5 side of the alarm is set
There are naked copper flexible cord 6, the naked copper flexible cord 6 to be fixedly connected with single tongue formula grounding hook 1, the naked copper flexible cord 6 connects far from single tongue formula
Ground links up with 1 one end and is equipped with earthing or grounding means 7, and 7 side of the earthing or grounding means is equipped with connect plug 8.
The model of the current sensor 2 is set as HIA-C01, and the model of the microcontroller 4 is set as
STM32F103RCT6, the current sensor 2 and alarm 5 are electrically connected with microcontroller 4, the list tongue formula grounding hook 1
Be fixedly connected with protective cover 3, the earthing or grounding means 7 include buried protective cover 71, the first earth brace 72, spring 73, coil 74,
Magnet 75 and the second earth brace 76, the protective cover 71 are internally provided with the first earth brace 72, and 72 both sides of the first earth brace are equal
Equipped with spring 73,73 bottom of the spring is equipped with coil 74, and 74 bottom of the coil is equipped with magnet 75, and 75 side of the magnet is set
There are the second earth brace 76, first earth brace 72 to be fixedly connected with naked copper flexible cord 6, the spring 73 and buried protective cover 71
It is fixedly connected, first earth brace 72 is fixedly connected with coil 74, and the coil 74 is electrically connected with connect plug 8.
This practicality operation principle：Single tongue formula grounding hook 1 is mounted on high voltage drop-out type fuse cutout load side terminal, ground connection
Device 7 half is embedded in underground, and when needing to repair distribution line, line deenergization, current sensor 2 senses electric current,
Signal is passed into microcontroller 4, it is reactionless after the processing of microcontroller 4, illustrate that power supply is not fully disconnected, when current sensor 2 incudes
When less than electric current, signal is passed into microcontroller 4, control alarm 5 sends out alarm after the processing of microcontroller 4, illustrates power supply
It is fully disconnected, then maintenance personal connects connect plug 8 with external power supply so that 74 energizing magnetic of coil, with magnet
75 phases attract so that the first earth brace 72 is in contact with the second earth brace 76, completes ground connection, and after the completion of repair, disconnection connects electricity
Plug 8 is so that the magnetic disappearance of coil 74, and first earth brace 72 returns to origin-location with the second earth brace under the action of spring 73
76 separate.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of high and low voltage isolation disconnecting link formula ground wire, including single tongue formula grounding hook (1), it is characterised in that：The list tongue formula
Grounding hook (1) side is equipped with current sensor (2), and described list tongue formula grounding hook (1) bottom is equipped with protective cover (3), described
Protective cover (3) is internally provided with microcontroller (4), and microcontroller (4) bottom is equipped with alarm (5), and alarm (5) side is set
There are naked copper flexible cord (6), the naked copper flexible cord (6) to be fixedly connected with single tongue formula grounding hook (1), the naked copper flexible cord (6) is separate
Single tongue formula grounding hook (1) one end is equipped with earthing or grounding means (7), and earthing or grounding means (7) side is equipped with connect plug (8).
2. a kind of high and low voltage isolation disconnecting link formula ground wire according to claim 1, it is characterised in that：The current sensor
(2) model is set as HIA-C01.
3. a kind of high and low voltage isolation disconnecting link formula ground wire according to claim 1, it is characterised in that：The microcontroller (4)
Model be set as STM32F103RCT6.
4. a kind of high and low voltage isolation disconnecting link formula ground wire according to claim 1, it is characterised in that：The current sensor
(2) it is electrically connected with microcontroller (4) with alarm (5), the list tongue formula grounding hook (1) is fixedly connected with protective cover (3).
5. a kind of high and low voltage isolation disconnecting link formula ground wire according to claim 1, it is characterised in that：The earthing or grounding means
(7) include buried protective cover (71), the first earth brace (72), spring (73), coil (74), magnet (75) and the second earth brace
(76), the protective cover (71) is internally provided with the first earth brace (72), and the first earth brace (72) both sides are equipped with spring
(73), spring (73) bottom is equipped with coil (74), and coil (74) bottom is equipped with magnet (75), the magnet (75) one
Side is equipped with the second earth brace (76).
6. a kind of high and low voltage isolation disconnecting link formula ground wire according to claim 5, it is characterised in that：First earth brace
(72) it is fixedly connected with naked copper flexible cord (6), the spring (73) is fixedly connected with buried protective cover (71), first ground connection
Bar (72) is fixedly connected with coil (74), and the coil (74) is electrically connected with connect plug (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820457873.9U CN208078293U (en) | 2018-03-30 | 2018-03-30 | A kind of high and low voltage isolation disconnecting link formula ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820457873.9U CN208078293U (en) | 2018-03-30 | 2018-03-30 | A kind of high and low voltage isolation disconnecting link formula ground wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208078293U true CN208078293U (en) | 2018-11-09 |
Family
ID=64043079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820457873.9U Expired - Fee Related CN208078293U (en) | 2018-03-30 | 2018-03-30 | A kind of high and low voltage isolation disconnecting link formula ground wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208078293U (en) |
-
2018
- 2018-03-30 CN CN201820457873.9U patent/CN208078293U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102439811A (en) | A protection system for an it electrical distribution system having a floating reference conductor | |
| CN104779604B (en) | A kind of neutral-point grounding resistance cabinet | |
| CN207939072U (en) | A kind of high voltage switch cabinet electricity check trolley | |
| CN208078293U (en) | A kind of high and low voltage isolation disconnecting link formula ground wire | |
| CN105428841A (en) | Cable grounding device | |
| CN207818940U (en) | A kind of intelligent high-low pressure ground wire | |
| CN205212399U (en) | Safe pressure release formula cross -bonding grounding test case | |
| CN208209544U (en) | A kind of novel circuit configuration of electric main power connection in power plant | |
| CN208489651U (en) | A kind of singlephase earth fault arc-extinguishing system of small current neutral grounding system | |
| CN201910386U (en) | Temporary connecting device for live replacement of fuse tube of drop-out fuse | |
| CN105226634B (en) | A kind of (TT) distribution system | |
| KR102332571B1 (en) | An electric power supply method of the control unit for pad mounted type switchgear for underground line | |
| CN205620457U (en) | PT secondary voltage signal isolation sampling device based on isolation transformer | |
| CN104426088A (en) | Voltage transformer handcart | |
| CN105811348A (en) | Remote controllable low-voltage cable branch box | |
| CN109765432B (en) | Real-time monitoring system for ground resistance of public power distribution station area and implementation method thereof | |
| CN109347048B (en) | Live-line installation method of low-voltage lightning arrester | |
| CN203387140U (en) | Equipotential direct-current-loaded electrified ice melting device | |
| CN201616628U (en) | Distribution box for construction technology | |
| CN203434308U (en) | Variable universal ground wire assembly | |
| CN215817372U (en) | 10kV cable emergency rapid distribution box | |
| CN103647242A (en) | Connection structure of box-sharing enclosed buses | |
| CN111696772A (en) | Internal lightning protection assembly of box-type transformer and operation method of internal lightning protection assembly | |
| CN103390807A (en) | Variable and universal grounding wire component | |
| CN207926050U (en) | A kind of modernization mine down-hole electric substation flameproof high-voltage power distribution equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20210330 |