CN207782369U - A kind of solar energy takes electric complementary type to be intelligently directly grounded case with induction - Google Patents
A kind of solar energy takes electric complementary type to be intelligently directly grounded case with induction Download PDFInfo
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- CN207782369U CN207782369U CN201820264532.XU CN201820264532U CN207782369U CN 207782369 U CN207782369 U CN 207782369U CN 201820264532 U CN201820264532 U CN 201820264532U CN 207782369 U CN207782369 U CN 207782369U
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Abstract
The utility model discloses a kind of solar energy and inductions, and electric complementary type to be taken intelligently to be directly grounded case, including insulation box, monitoring device, for electric installation, grounding assembly and earth current acquisition component；Include solar panel for electric installation, take energy mutual inductor and power supply complementary controller, grounding assembly includes three-phase ground long cable section of ingoing line port, connecting plate, core holder and earth plate, and earth current acquisition component includes current transformer and current signal thimble；Take can mutual inductor be set in operation cable on, solar panel and take can mutual inductor with power supply complementary controller be electrically connected, power complementary controller be electrically connected with monitoring device；Three-phase ground cable is fixed on core holder, and core holder, connecting plate, earth plate are sequentially connected；Current transformer is set in three-phase ground cable, and current transformer, current signal thimble, data acquisition module are sequentially connected.It realizes that cable metal oversheath is directly grounded and monitors by above structure, and is not necessarily to externally fed.
Description
Technical field
The utility model belongs to high pressure single-core power cables technical field, and in particular to a kind of solar energy and induction take it is electric mutually
Apotype is intelligently directly grounded case.
Background technology
With the rapid development of Chinese national economy, electricity needs is constantly soaring.The construction of high-power electric transmission network
Development is very rapid, and high pressure single-core power cables use very universal.To ensure the safety and efficiency of transmission of electric power networks, high pressure
Single-core power cables must carry out reliable ground.
For existing most of high-voltage earthing device, installation site is meagrely-populated far from urban district, is easy to happen stolen feelings
Condition.And it is once stolen, metallic jacket just without the guarantee of reliable ground, is easy to cause the safety accidents such as cable breakdown, shadow
Ring the normal operation of cable.And cable operation management generally take artificial cycle make an inspection tour mode, only line maintenance when
Hou Caineng pinpoints the problems, this makes the stable operation of electric system, and there are serious security risks, do not adapt to more and more high-power
The needs of the development of electric power transmission network.
Utility model content
The purpose of this utility model is to provide a kind of solar energy and takes electric complementary type to be intelligently directly grounded case, Ke Yiti with induction
Current supply cable metallic jacket is directly grounded and intellectual monitoring function so that metallic jacket is grounded always, and monitoring device is not necessarily to
Externally fed, it is energy conservation and environmental protection, easy for installation.
A kind of solar energy provided by the utility model takes electric complementary type to be intelligently directly grounded case with induction,
Including insulation box, monitoring device, for electric installation, grounding assembly and earth current acquisition component；
Wherein, the monitoring device, grounding assembly and earth current acquisition component are set in the insulation box, described
It is electrically connected with the monitoring device for electric installation, grounding assembly and earth current acquisition component；
The monitoring device includes data acquisition module, data processing module and the data communication module being connected with each other, institute
To state for electric installation include solar panel, take can mutual inductor and power supply complementary controller, the grounding assembly includes three-phase
Earth cable inlet wire port, connecting plate, core holder and earth plate, the earth current acquisition component includes current transformer
With current signal thimble；
Wherein, the solar panel is arranged at the top of the insulation box, described that energy mutual inductor is taken to be set in operation
On cable, the solar panel and it is described take can mutual inductor be electrically connected with the power supply complementary controller, the power supply
Complementary controller is electrically connected with the monitoring device；
Wherein, a connecting plate and a core holder are corresponded to per phase ground connection long cable section of ingoing line port, and per mutually ground connection electricity
The corresponding connecting plate in cable inlet wire port, core holder are connected with each other, and the connecting plate rear end is connect with earth plate, three-phase ground electricity
Cable is inserted into three-phase ground long cable section of ingoing line port and is fixed on the core holder, outside the three-phase ground cable and metal
Sheath connects, and metallic jacket package operation cable；
Wherein, the current transformer is set in the three-phase ground cable, the current transformer, current signal top
Needle, data acquisition module are sequentially connected.
Operation cable is leader cable, and peripheral coated metal oversheath, operation cable is high pressure single-core power cables, in order to
Ensure that the safety and efficiency of transmission of electric power networks, metallic jacket needs are grounded, is otherwise susceptible to cable breakdown accident.
The realization Principle of Process of grounding function：It is also logical simultaneously based on three-phase ground cable connection metallic jacket and three-phase ground cable
Cross the three-phase ground long cable section of ingoing line port being directly grounded in case, the realization that is connected with earth plate of core holder, connecting plate is directly grounded
Function, i.e. metallic jacket are grounded.
The realization principle of monitoring function is as follows：Since current transformer is set in three-phase ground cable, Current Mutual Inductance
Device can sense that the earth current on metallic jacket, the current signal of current transformer are delivered to by current signal thimble
The data acquisition module of monitoring device.Data communication module progress remote transmission or data processing module utilize existing in turn
Technology carries out alarm by given threshold, that is, is more than threshold value, setting reports warning information automatically, timely and accurately to find
Cable fault section；Again or data processing module analyzes gathered data using the prior art in real time, at hidden danger or failure
Point makes pre-judgments.
Data acquisition module obtains earth current, data processing module carries out analysis to data using the prior art and realizes event
Barrier identification, positioning；The external transmission data of data communication module or transmission warning message etc..
Further preferably, described for electric installation further includes accumulator, and the solar panel, take can mutual inductor and storage
Battery is electrically connected with the power supply complementary controller.
Solar panel takes energy mutual inductor that can also be powered to accumulator, and accumulator can also be mutual by powering
Controller is mended to power to monitoring device.
Further preferably, the current signal thimble is located at the right side of the grounding assembly.
Further preferably, the current signal thimble is fixed on by fixing piece on grounding assembly, and the fixing piece is spiral shell
Bolt.
Further preferably, the data communication module is GPRS communication module or wireless module or SMS module or Ethernet
Communication module.
Further preferably, the above-mentioned case that is directly grounded further includes the Temperature Humidity Sensor being set in the insulation box, liquid level
Sensor and smoke alarm；
The Temperature Humidity Sensor, liquid level sensor and smoke alarm are connect with the monitoring device.
Wherein preferred smoke alarm is mounted below monitoring device.
Further preferably, the above-mentioned case that is directly grounded further includes switch of inclination, close switch and camera；
Wherein, the switch of inclination, close switch and camera are connect with the monitoring device；
The switch of inclination is located in the monitoring device, the chamber door one that the insulation box is located at close to switch
Side, the camera are located in the insulation box.
When chamber door is opened, close in inductive switching to short distance without metal object, unpacking warning message is reported automatically.
Advantageous effect
Compared with prior art, have the advantages of the utility model：
1, the case that is directly grounded of the utility model passes through built-in monitoring device, current transformer and current signal thimble, profit
Current Transformer obtains the earth current of metallic jacket in real time, and then realizes the ground connection electricity of monitoring metallic jacket in real time
Stream to ensure power cable safe operation, and carries out outer transmit messages by data communication module in time when there is abnormal data
Alert news ceases.
2, the utility model provides power supply in such a way that solar energy and induction take electric complementation to monitoring device, without outside
Power supply has the advantages that the three of high reliability, spatter property and flexibility are big.
3, the utility model utilizes the three-phase ground long cable section of ingoing line port being directly grounded in case, core holder, connecting plate, connects
The setting on floor realizes metallic jacket and is directly grounded function, realizes metallic jacket grounding function always.
4, earth current signal is drawn by the way of current signal thimble, and current signal thimble utilizes hinged bolt knot
Structure is fixed, installation maintenance of being more convenient for.
5, the data communication module of the utility model is GPRS communication module or wireless module or SMS module or Ethernet
Communication module, and then GPRS, short message, WIFI, Ethernet multiple communication modes may be used, it is widely used in various communication environments
Under.
Description of the drawings
Fig. 1 is solar energy and incudes the structural schematic diagram for taking electric complementary type to be intelligently directly grounded case；
Fig. 2 is the position view for taking energy mutual inductor；
Fig. 3 is solar energy and incudes the functional block diagram for taking electric complementary type to be intelligently directly grounded case；
Wherein, reference numeral is further carried out as described below：
1 solar panel, 2 data communication modules, 3 power supply complementary controllers, 4 connecting plates, 5 core holders, 6 electric currents are mutual
Sensor, 7 insulation boxes, 8 accumulators, 9 data acquisition modules, 10 earth plates, 11 current signal thimbles, 12 grounding assemblies, 13 connect
Ground cable, 14 take energy mutual inductor, 15 operation cables, 16 for electric installation, 17 monitoring devices, eighteen data processing module.
Specific implementation mode
The utility model is described further below in conjunction with embodiment.
As shown in figures 1 and 3, a kind of solar energy and induction take electric complementary type be intelligently directly grounded case include insulation box 7,
Monitoring device 17, for electric installation 16, grounding assembly 12 and earth current acquisition component；Wherein, monitoring device 17, grounding assembly
12 and earth current acquisition component be set in insulation box 7, for electric installation 16, grounding assembly 12 and earth current acquire
Component is electrically connected with monitoring device 17.
Wherein, monitoring device 17 includes data acquisition module 9, data processing module 18 and the data communication mould being connected with each other
Block 2, for electric installation 16 include solar panel 1, take can mutual inductor 14, accumulator 8 and power supply complementary controller 3, ground connection
Current acquisition component includes current transformer 6 and current signal thimble 11.
7 top of insulation box is herringbone, and the top of insulation box 7 is equipped with window, and solar panel 1 is embedded in insulated case
In the window at 7 top of body.As shown in Fig. 2, energy mutual inductor 14 is taken to be set on operation cable 15, wherein can be negative according to circuit
The selection of lotus situation takes energy mutual inductor 14 to carry out taking electricity using one or two.Accumulator 8 is arranged inside insulation box 7.Its
In, as shown in figure 3, solar panel 1, accumulator 8 and take can mutual inductor 14 with power supply complementary controller 3 be electrically connected；For
Electric complementary controller 3 is electrically connected with monitoring device 17, that is, the power interface for connecting monitoring device 17 is powered to monitoring device 17.
Based on above-mentioned solar panel 1, accumulator 8, take energy mutual inductor 14, power supply complementary controller 3, monitoring device 17
Connection relation, solar energy provided by the utility model and induction take electric complementary type to be intelligently directly grounded case and use solar cell
Plate 1, accumulator 8, the mode for taking energy 14 three's complementation of mutual inductor power supply, it is specific as follows：When illumination abundance, solar panel 1
It absorbs solar energy and is powered to monitoring device 17 by complementary controller 3 of powering；When illumination is inadequate by taking energy mutual inductor 14
By powering, complementary controller 3 is powered；When being neither enough powering load, then worked for system by accumulator 8
Power supply is provided；If when 8 not enough power supply of accumulator, by solar panel 1 or energy mutual inductor 14 is taken first to charge to accumulator 8,
When 8 electricity of accumulator reaches 30% or more, it could start and power to monitoring device 17, at this time solar energy or take can mutual inductor 14
Preferentially power to monitoring device 17.It can guarantee the uninterrupted power supply of monitoring device 17 with this.
As shown in Figure 1, grounding assembly 12 includes three-phase ground long cable section of ingoing line port (not shown), connecting plate 4, core holder
5 and earth plate 10.Three-phase ground long cable section of ingoing line port is arranged in the bottom of insulation box 7, per mutually ground connection long cable section of ingoing line port
A corresponding connecting plate 4 and a core holder 5, and per the mutually corresponding connecting plate 4 in ground connection long cable section of ingoing line port, core holder
It is connected with each other between 5,4 rear end of connecting plate is connect with earth plate 10.It is corresponding per mutually ground connection long cable section of ingoing line port in the present embodiment
Connecting plate 4, core holder 5 are in same vertical direction.When three-phase ground cable 13 is inserted into three-phase ground long cable section of ingoing line port, three
Phase earth cable 13 is fixed on core holder 5.It is based on metallic jacket package operation cable 15 and earth cable 13 again
It is connect with metallic jacket, and then forms metallic jacket to three-phase ground cable 13 to core holder 5 to connecting plate 4 to connecing
The path on floor 10 so that metallic jacket realization is directly grounded function, i.e. metallic jacket is grounded always.
In addition, current transformer 6 is set in three-phase ground cable 13, current transformer 6, current signal thimble 11, data
Acquisition module 9 is sequentially connected, and therefore, current transformer 6 can real-time monitor the earth current on earth cable 13, that is, mean
It, current transformer 6 can real-time monitor the earth current on metallic jacket, and be transferred to by current signal thimble 11
Data acquisition module 9, so as to the real-time analysis of data processing module 18 or monitoring grounding electric current.In the present embodiment, once ground connection electricity
Stream is more than threshold value, then sending warning message by data communication module 2 to alert device or is sent to exterior terminal equipment, example
If monitoring personnel can be by checking backstage relative alarm data or receiving the situation of SMS monitoring grounding box, understanding circuit is
When operating condition.In addition, data processing module 18 can also be realized by the real-time analysis of earth current at hidden danger or fault point
It makes pre-judgments, the functions such as display, storage, printing, the remote transmission of data such as current curve and alarm can be realized, to ensure electricity
Power cable running safety improves work of electric power system efficiency, escorts for entire safe operation of power system.
In the present embodiment, the material of insulation box 7 is made of materials such as SMC unsaturated-resins, all insulation, it is corrosion-resistant,
Intensity is high, and non-recovery value, not only environmental protection but also safety, were suitable for outdoor installation.
In the present embodiment, data communication module 2 is GPRS communication module or wireless module or SMS module or ether Netcom
Believe that module, i.e. data communication module 6 may be used GPRS, short message, WIFI, the mode of Ethernet and exterior terminal equipment and led to
It interrogates to realize the function of long-range or data forwarding.In other feasible embodiments, data communication module 2 can also use wireless
Other communication modes such as point-to-point transmission, optical fiber are communicated.
In the present embodiment, Temperature Humidity Sensor and liquid level sensor, wherein temperature and humidity sensing are additionally provided in insulation box 7
Device, liquid level sensor are connect with monitoring device 17, to realize the on-line monitoring of multiclass function.In other feasible embodiments,
The Function detection element that other connect with monitoring device 17 can also be set realize cable surface layer temperature monitoring, unpack alarm,
The functions such as vibrations alarm, tilt alarm, smog alarm, alarm linkage is taken pictures, cycle of images returns.
For example, realizing the monitoring of cable surface temperature using temperature sensor, temperature sensor probe is affixed on operation electricity
15 surface of cable；It is realized to the inclined alarm of babinet using switch of inclination, switch of inclination is mounted in monitoring device 17；Using cigarette
Fog siren realizes the function of smog alarm, and smoke alarm is mounted on 17 lower section of monitoring device；And by being mounted on insulation
Monitoring camera inside babinet 7 realizes the acquisition of image；Alarm unpack by being mounted on by chamber door position more nearby close
Switch is realized；When chamber door is opened, close in inductive switching to short distance without metal object, unpacking warning message is reported automatically,
And linkage camera starts to take pictures, and cycle of images is passed back.
In conclusion the data acquisition module 9 in monitoring device 17 in the utility model gets metallic jacket
After earth current and the data of each sensor detection, data processing module 18 to data analyze using the prior art
Be out of order conclusion, and can also convey data information outward by data communication module 2.
It is emphasized that the example of the utility model is illustrative, without being restrictive, therefore the utility model
The example being not limited in specific implementation mode, it is every to be obtained by those skilled in the art's technical solution according to the present utility model
Other embodiment does not depart from the utility model aims and range, whether modification or replaces, also belongs to this practicality newly
The protection domain of type.
Claims (7)
1. a kind of solar energy takes electric complementary type to be intelligently directly grounded case with induction, it is characterised in that：Including insulation box, monitoring dress
It sets, for electric installation, grounding assembly and earth current acquisition component；
Wherein, the monitoring device, grounding assembly and earth current acquisition component are set in the insulation box, the power supply
Device, grounding assembly and earth current acquisition component are electrically connected with the monitoring device；
The monitoring device includes data acquisition module, data processing module and the data communication module being connected with each other, the confession
Electric installation includes solar panel, takes energy mutual inductor and power supply complementary controller, and the grounding assembly includes three-phase ground
Long cable section of ingoing line port, connecting plate, core holder and earth plate, the earth current acquisition component includes current transformer and electricity
Flow signal thimble；
Wherein, the solar panel is arranged at the top of the insulation box, described that energy mutual inductor is taken to be set in operation cable
On, the solar panel and it is described take can mutual inductor be electrically connected with the power supply complementary controller, power supply complementation
Controller is electrically connected with the monitoring device；
Wherein, correspond to a connecting plate and a core holder per mutually ground connection long cable section of ingoing line port, and per phase earth cable into
The corresponding connecting plate of line end mouth, core holder are connected with each other, and the connecting plate rear end is connect with earth plate, and three-phase ground cable is inserted
Enter three-phase ground long cable section of ingoing line port and is fixed on the core holder, the three-phase ground cable and metallic jacket
Connection, and metallic jacket package operation cable；
Wherein, the current transformer is set in the three-phase ground cable, the current transformer, current signal thimble, number
It is sequentially connected according to acquisition module.
2. according to claim 1 be directly grounded case, it is characterised in that：Described for electric installation further includes accumulator, described
Solar panel takes energy mutual inductor and accumulator to be electrically connected with the power supply complementary controller.
3. according to claim 1 be directly grounded case, it is characterised in that：The current signal thimble is located at the ground connection group
The right side of part.
4. according to claim 1 be directly grounded case, it is characterised in that：The current signal thimble is fixed by fixing piece
On grounding assembly, the fixing piece is bolt.
5. according to claim 1 be directly grounded case, it is characterised in that：The data communication module is GPRS communication module
Or wireless module or SMS module or ethernet communication module.
6. according to claim 1 be directly grounded case, it is characterised in that：Further include warm and humid in the insulation box
Spend sensor, liquid level sensor and smoke alarm；
The Temperature Humidity Sensor, liquid level sensor and smoke alarm are connect with the monitoring device.
7. according to claim 1 be directly grounded case, it is characterised in that：Further include switch of inclination, approach switch and take the photograph
As head；
Wherein, the switch of inclination, close switch and camera are connect with the monitoring device；
The switch of inclination is located in the monitoring device, the chamber door side that the insulation box is located at close to switch, institute
Camera is stated to be located in the insulation box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820264532.XU CN207782369U (en) | 2018-02-23 | 2018-02-23 | A kind of solar energy takes electric complementary type to be intelligently directly grounded case with induction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820264532.XU CN207782369U (en) | 2018-02-23 | 2018-02-23 | A kind of solar energy takes electric complementary type to be intelligently directly grounded case with induction |
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| Publication Number | Publication Date |
|---|---|
| CN207782369U true CN207782369U (en) | 2018-08-28 |
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| CN201820264532.XU Active CN207782369U (en) | 2018-02-23 | 2018-02-23 | A kind of solar energy takes electric complementary type to be intelligently directly grounded case with induction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110957685A (en) * | 2019-12-18 | 2020-04-03 | 杭州巨骐信息科技股份有限公司 | Comprehensive intelligent grounding box |
| CN113311213A (en) * | 2021-04-14 | 2021-08-27 | 国网山东省电力公司淄博供电公司 | High-voltage cable grounding current detection device based on visualization system |
-
2018
- 2018-02-23 CN CN201820264532.XU patent/CN207782369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110957685A (en) * | 2019-12-18 | 2020-04-03 | 杭州巨骐信息科技股份有限公司 | Comprehensive intelligent grounding box |
| CN113311213A (en) * | 2021-04-14 | 2021-08-27 | 国网山东省电力公司淄博供电公司 | High-voltage cable grounding current detection device based on visualization system |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 410000 No. 223, tongzipo West Road, Lugu Industrial Park, high tech Development Zone, Changsha, Hunan Patentee after: Long Cable Technology Group Co.,Ltd. Country or region after: China Address before: No. 223 Tongzipo West Road, Lugu Industrial Park, High tech Zone, Changsha City, Hunan Province, 410205 Patentee before: CHANGLAN CABLE ACCESSORIES Co.,Ltd. Country or region before: China |