CN208207074U - A kind of ground resistance remote online monitoring system - Google Patents
A kind of ground resistance remote online monitoring system Download PDFInfo
- Publication number
- CN208207074U CN208207074U CN201820689994.6U CN201820689994U CN208207074U CN 208207074 U CN208207074 U CN 208207074U CN 201820689994 U CN201820689994 U CN 201820689994U CN 208207074 U CN208207074 U CN 208207074U
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- shell
- ground resistance
- monitoring system
- online monitoring
- remote online
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Abstract
The utility model provides a kind of ground resistance remote online monitoring system, including several front-end collection units, all front-end collection unit common communications are connected with a data aggregator, and data aggregator is electrically connected with wireless transmitter, and wireless transmitter wireless communication is connected with rear end monitoring host computer；Front-end collection unit includes shell, solar panel is fixedly installed on shell, battery is fixedly installed in shell, battery is electrically connected with solar panel, ground resistance sensor, data collector and the data transmitter being sequentially connected electrically are further fixedly arranged in shell, and ground resistance sensor, data collector and data transmitter are electrically connected with battery.The utility model provides a kind of ground resistance remote online monitoring system, it can be realized the long-range automatic monitoring to ground resistance, to avoid the problem that the high working strength of manual patrol bring, and front-end collection unit has good sealing performance, and the Stability and veracity continued to monitor is good.
Description
Technical field
The utility model relates to power supply and distribution security technology areas, specifically a kind of ground resistance remote online monitoring system
System.
Background technique
Nowadays China's electric utility high speed development, power grid scale constantly expands, voltage class is continuously improved, electric system is got over
Come more complicated, this is concerned the stability, reliability, safety of Operation of Electric Systems.
Electric system or electrical equipment are connected by earthing or grounding means with the earth, make lightning current or leakage current by ground connection
It is flowed by earthing or grounding means and is greatly greatly flowed to another grounding body again or distally spread, guarantee safe operation of power system,
Electrical equipment stable operation and personal safety.And ground resistance refers to by the way that after earthing or grounding means inflow the earth, electrical equipment is connect
For the current potential being located in the ratio of electric current, ground resistance resistance value is smaller safer to electrical equipment and people, and larger will cause of resistance value is led
The electric current importing for entering underground is not gone down, so as to cause the injury to equipment or personnel.Ground resistance increases bring and compares
Obvious harm is exactly lightning stroke trip accident.When lightning strike accident occurs, the grounded device of lightning current flows into soil, if ground resistance
It is worth excessive, lightning conducter can obtain one big current potential and generate back overrating voltage, so that route trips.Currently, China
Have multiple areas because ground resistance is excessive or grounding body corrosion fracture to lead to be grounded bulk resistor excessive, electric power accident occurs,
Cause huge economic losses, and because ground resistance becomes larger, can not aerial drainage, cause lightning stroke trip accident foreign countries be also frequently hair
It is raw.
The ground state of electrical equipment is well to the stability of electric system and safety important in inhibiting, wherein being grounded
The ground resistance resistance value in good condition that shows as is stablized.But ground resistance resistance value can corruption due to grounding apparatus is permanent with the time
The reasons such as erosion, weather, ambient enviroment, human factor and generate variation, if when resistance value increase to a certain extent when, when by being struck by lightning
Electric current can not flow into the earth, may bring serious electric power accident.Then periodic test, measurement of Grounding Resistance are needed, electricity
Power professional standard DL/T596.1996 " power equipment preventive trial regulation " also made explicit stipulation to this.And it docks at present
The detection of ground resistance mainly manually carries out in-site measurement on the spot.This detection mode large labor intensity, working efficiency are low, and
And measurement result can generate certain error, it is often more important that staff cannot be in first time discovery down conductor corrosion
The situation for causing ground resistance exceeded with artificial destruction etc., lightning stroke trip occurs for transmission line of electricity, personal safety accident bury it is hidden
Suffer from, to cause biggish economic loss.
Utility model content
In order to solve deficiency in the prior art, the utility model provides a kind of ground resistance remote online monitoring system,
It can be realized the long-range automatic monitoring to ground resistance, thus avoid the problem that the high working strength of manual patrol bring, and
Front-end collection unit has good sealing performance, and the Stability and veracity continued to monitor is good.
To achieve the goals above, the utility model use the specific scheme is that
A kind of ground resistance remote online monitoring system, including several front-end collection units, all front-end collections
Unit common communication is connected with a data aggregator, and the data aggregator is electrically connected with wireless transmitter, the wireless hair
Emitter wireless communication is connected with rear end monitoring host computer；The front-end collection unit includes shell, is fixedly installed on the shell
Solar panel is fixedly installed battery in the shell, and the battery is electrically connected with the solar panel, described outer
Ground resistance sensor, data collector and the data transmitter being sequentially connected electrically, and the ground connection are further fixedly arranged in shell
Electric resistance sensor, the data collector and the data transmitter are electrically connected with the battery.
Preferably, the shell includes the first shell and second shell being detachably connected, one in the first shell
It is connected with plate, the slot to match with the plate is offered in the second shell, is also equipped in the first shell
Two clamping screws, two clamping screws are passed through from the plate, opened up in the second shell there are two with the lock
The one-to-one screw hole of tight bolt.
Preferably, the solar panel is embedded in the first shell, and the thickness of the solar panel
Greater than the thickness of the first shell, the front of the solar panel and the flush with outer surface of the first shell are described
The back side of solar panel is extend into the first shell, is fixedly installed isolation cover in the first shell, it is described every
It is located at from cover on the back side of the solar panel.
Preferably, fixed setting is there are two fixing seat in the first shell, and the fixing seat is in concave shape, and two institutes
The recess for stating fixing seat is oppositely arranged, and in a rectangular parallelepiped shape, the both ends of the battery are respectively fixedly disposed at two admittedly to the battery
In reservation.
Preferably, first antenna and the second antenna, the first antenna and described are also equipped in the second shell
Two antennas are electrically connected with the data transmitter, and the first antenna and second antenna are respectively fixedly connected with a fixation
Plate, the fixed plate are located at the inside of the second shell, and the fixed plate passes through several fixing bolts and the second shell
Body is fixedly connected.
Preferably, the first support plate and the second support plate, the data collector are fixedly installed in the second shell
It is fixed in first support plate, the data transmitter is fixed in second support plate.
Preferably, the lower part of the second shell is also equipped with connecting terminal, the connecting terminal and the ground resistance
Sensor electrical connection.
Preferably, several heat sinks are also equipped in the second shell.
Preferably, the second shell is also fixedly connected with mounting assembly, and the mounting assembly includes and the second shell
The mounting base that body is fixedly connected, the mounting base is by a vertical component and is integrally attached to two of the vertical component both ends
Horizontal component composition, two horizontal components are fixedly connected with the second shell, one or more described heat sink
Be pierced by part between the second shell and the vertical component, the vertical component is also fixedly connected with vertical panel,
The vertical panel is fixedly connected there are two level board.
Based on one of the utility model ground resistance remote online monitoring system, it is long-range also to provide a kind of ground resistance
The monitoring method of on-line monitoring system, includes the following steps:
S1, several described front-end collection units are fixed at correspondingly on several monitoring points；
S2, the ground resistance of monitoring point is detected in real time by the ground resistance sensor；
S3, the ground resistance sensor will test data and be transferred to the data collector；
S4, the data collector will test data and be transferred to the data transmitter；
S5, the data transmitter will test data and be wirelessly sent to the data aggregator；
The detection data that S6, the data aggregator transmit all front-end collection units passes through described wireless
Transmitter is wirelessly sent to the rear end monitoring host computer.
The utility model can be realized the long-range automatic monitoring to ground resistance, to avoid manual patrol bring senior engineer
The problem of making intensity, and there is front-end collection unit good sealing performance can keep in the severe field of natural conditions
Internal element is independent of outside influences, to guarantee the Stability and veracity of monitoring.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure block diagram of the utility model monitoring system；
Fig. 2 is the overall structure main view of the utility model front-end collection unit；
Fig. 3 is the overall structure cross-sectional view of the utility model front-end collection unit；
Fig. 4 is the enlarged drawing of part A in Fig. 3.
Appended drawing reference: 1- first antenna, the second antenna of 2-, 3- clamping screw, 4- first shell, 5- solar panel,
6- connecting terminal, 7- isolation cover, 8- battery, 9- fixing seat, 10- plate, 11- fixed plate, 12- fixing bolt, 13- heat sink,
14- data collector, the first support plate of 15-, 16- mounting base, 17- vertical panel, 18- data transmitter, the second support plate of 19-,
20- level board, 21- ground resistance sensor, 22- second shell.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
The overall structure block diagram that Fig. 1 to 4, Fig. 1 is the utility model monitoring system is please referred to, before Fig. 2 is the utility model
The overall structure main view of acquisition unit is held, Fig. 3 is the overall structure cross-sectional view of the utility model front-end collection unit, and Fig. 4 is
The enlarged drawing of part A in Fig. 3.
A kind of ground resistance remote online monitoring system, including several front-end collection units, all front-end collection units
Common communication is connected with a data aggregator, and data aggregator is electrically connected with wireless transmitter, wireless transmitter wireless communication
It is connected with rear end monitoring host computer.
Front-end collection unit includes shell, and solar panel 5 is fixedly installed on shell, is fixedly installed electricity in shell
Pond 8, battery are electrically connected with solar panel 5, be further fixedly arranged in shell the ground resistance sensor 21 being sequentially connected electrically,
Data collector 14 and data transmitter 18, and ground resistance sensor 21, data collector 14 and data transmitter 18 with
Battery 8 is electrically connected.
In order to guarantee sealing performance, shell includes the first shell 4 and second shell 22 being detachably connected, first shell 4
On be connected with plate 10, the slot to match with plate 10 is offered in second shell 22, is also equipped in first shell 4
Two clamping screws 3, two clamping screws 3 are passed through from plate 10, opened up in second shell 22 there are two with clamping screw 3
One-to-one screw hole.Plate 10 is inserted into slot when installation, then by two clamping screws 3 by first shell 4 and the
The locking of two shells 22, thus make not having directly be connected to the gap inside and outside shell between first shell 4 and second shell 22, from
And external moisture is avoided to enter.Solar panel 5 is embedded in first shell 4, and the thickness of solar panel 5 is greater than the
The thickness of one shell 4, the front of solar panel 5 and the flush with outer surface of first shell 4, the back side of solar panel 5
It extend into first shell 4, isolation cover 7 is fixedly installed in first shell 4, isolation cover 7 is located at the back of solar panel 5
On face.Because solar panel 5 is embedded can also reserve gap when in first shell 4, increase isolation cover 7 for this portion
Parting gap shelters from, to further increase sealing performance.
Fixed setting is there are two fixing seat 9 in first shell 4, and fixing seat 9 is in concave shape, and the recess of two fixing seats 9
It is oppositely arranged, in a rectangular parallelepiped shape, the both ends of battery 8 are respectively fixedly disposed in two fixing seats 9 battery 8.Fixing seat 9 is for preventing
It controls battery 8 to fall off, because battery 8 is the maximum component of whole device internal soundness, it is therefore desirable to be fixed, to prevent anti-avulsion
Backwardness causes to damage to other component.
Also it is equipped with first antenna 1 and the second antenna 2 in second shell 22, first antenna 1 and the second antenna 2 are and data
Transmitter 18 is electrically connected, and first antenna 1 and the second antenna 2 are respectively fixedly connected with a fixed plate 11, and fixed plate 11 is located at second
The inside of shell 22, fixed plate 11 are fixedly connected by several fixing bolts 12 with second shell 22.First antenna 1 and second
Antenna 2 is used to reinforce the signal strength of data transmitter 18.
The first support plate 15 and the second support plate 19 are fixedly installed in second shell 22, data collector 14 is fixedly installed
In the first support plate 15, data transmitter 18 is fixed in the second support plate 19.The lower part of second shell 22 is also worn
There is connecting terminal 6, connecting terminal 6 is electrically connected with ground resistance sensor 21.
Several heat sinks 13 are also equipped in second shell 22, a part of heat sink 13 is located at interior of shell, heat dissipation
The another part of plate 13 is located at the outside of shell.Because electrical component can generate a large amount of heat at work, and heat is poly-
Collection will lead to performance decline, so increasing heat sink 13 to improve heat dissipation performance.
Second shell 22 is also fixedly connected with mounting assembly, and mounting assembly includes the installation being fixedly connected with second shell 22
Seat 16, mounting base 16 are made of a vertical component with two horizontal components for being integrally attached to vertical component both ends, two water
Flat part is fixedly connected with second shell 22, and the part that is pierced by of one or more heat sink 13 is located at second shell 22 and hangs down
Between straight part, vertical component is also fixedly connected with vertical panel 17, and vertical panel 17 is fixedly connected with that there are two level boards 20.Before installation
When holding acquisition unit, two level boards 20 are stuck on installation position, are then fixed i.e. by connecting components such as bolts
Can, installation position can choose on shaft tower, also can choose on line tower.
A kind of ground resistance remote online monitoring system based on the utility model also provides a kind of ground resistance and remotely exists
The monitoring method of line monitoring system, includes the following steps:
S1, several front-end collection units are fixed at correspondingly on several monitoring points；
S2, the ground resistance of monitoring point is detected in real time by ground resistance sensor 21；
S3, ground resistance sensor 21 will test data and be transferred to data collector 14；
S4, data collector 14 will test data and be transferred to data transmitter 18；
S5, data transmitter 18 will test data and be wirelessly sent to data aggregator；
S6, data aggregator wirelessly send out the detection data that all front-end collection units transmit by wireless transmitter
Give rear end monitoring host computer.
The utility model can be realized the long-range automatic monitoring to ground resistance, to avoid manual patrol bring senior engineer
The problem of making intensity, and there is front-end collection unit good sealing performance can keep in the severe field of natural conditions
Internal element is independent of outside influences, to guarantee the Stability and veracity of monitoring.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (9)
1. a kind of ground resistance remote online monitoring system, it is characterised in that: all described including several front-end collection units
Front-end collection unit common communication is connected with a data aggregator, and the data aggregator is electrically connected with wireless transmitter, institute
It states wireless transmitter wireless communication and is connected with rear end monitoring host computer；
The front-end collection unit includes shell, is fixedly installed on the shell solar panel (5), solid in the shell
Surely battery (8) are provided with, the battery is electrically connected with the solar panel (5), be further fixedly arranged in the shell according to
Ground resistance sensor (21), data collector (14) and the data transmitter (18) of secondary electrical connection, and the ground resistance passes
Sensor (21), the data collector (14) and the data transmitter (18) are electrically connected with the battery (8).
2. a kind of ground resistance remote online monitoring system as described in claim 1, it is characterised in that: the shell includes can
The first shell (4) and second shell (22) of dismantling connection are connected with plate (10) on the first shell (4), described
The slot () to match with the plate (10) is offered in second shell (22), is also equipped with two on the first shell (4)
A clamping screw (3), two clamping screws (3) pass through from the plate (10), offer on the second shell (22)
Two and the clamping screw (3) one-to-one screw hole.
3. a kind of ground resistance remote online monitoring system as claimed in claim 2, it is characterised in that: the solar battery
Plate (5) is embedded on the first shell (4), and the thickness of the solar panel (5) is greater than the first shell (4)
Thickness, the flush with outer surface in the front and the first shell (4) of the solar panel (5), the solar panel
(5) the back side is extend into the first shell (4), is fixedly installed isolation cover (7) in the first shell (4), it is described every
It is located on the back side of the solar panel (5) from cover (7).
4. a kind of ground resistance remote online monitoring system as claimed in claim 2, it is characterised in that: the first shell
(4) fixed setting is there are two fixing seat (9) in, and the fixing seat (9) is in concave shape, and the recess of two fixing seats (9)
It is oppositely arranged, in a rectangular parallelepiped shape, the both ends of the battery (8) are respectively fixedly disposed at two fixing seats (9) to the battery (8)
It is interior.
5. a kind of ground resistance remote online monitoring system as claimed in claim 2, it is characterised in that: the second shell
(22) first antenna (1) and the second antenna (2) are also equipped on, the first antenna (1) and second antenna (2) are and institute
Data transmitter (18) electrical connection is stated, the first antenna (1) and second antenna (2) are respectively fixedly connected with a fixed plate
(11), the fixed plate (11) is located at the inside of the second shell (22), and the fixed plate (11) fixes spiral shell by several
Bolt (12) is fixedly connected with the second shell (22).
6. a kind of ground resistance remote online monitoring system as claimed in claim 2, it is characterised in that: the second shell
(22) it is fixedly installed the first support plate (15) and the second support plate (19) in, the data collector (14) is fixed at institute
It states on the first support plate (15), the data transmitter (18) is fixed on second support plate (19).
7. a kind of ground resistance remote online monitoring system as claimed in claim 2, it is characterised in that: the second shell
(22) lower part is also equipped with connecting terminal (6), and the connecting terminal (6) is electrically connected with the ground resistance sensor (21).
8. a kind of ground resistance remote online monitoring system as claimed in claim 2, it is characterised in that: the second shell
(22) several heat sinks (13) are also equipped on.
9. a kind of ground resistance remote online monitoring system as claimed in claim 8, it is characterised in that: the second shell
(22) it is also fixedly connected with mounting assembly, the mounting assembly includes the mounting base being fixedly connected with the second shell (22)
(16), the mounting base (16) is grouped by a vertical component with two horizontal parts for being integrally attached to the vertical component both ends
At two horizontal components are fixedly connected with the second shell (22), one or more heat sink (13)
Part is pierced by between the second shell (22) and the vertical component, the vertical component is also fixedly connected with vertical panel
(17), the vertical panel (17) is fixedly connected there are two level board (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820689994.6U CN208207074U (en) | 2018-05-10 | 2018-05-10 | A kind of ground resistance remote online monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820689994.6U CN208207074U (en) | 2018-05-10 | 2018-05-10 | A kind of ground resistance remote online monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208207074U true CN208207074U (en) | 2018-12-07 |
Family
ID=64520594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820689994.6U Expired - Fee Related CN208207074U (en) | 2018-05-10 | 2018-05-10 | A kind of ground resistance remote online monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208207074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646095A (en) * | 2018-05-10 | 2018-10-12 | 杭州顿恒科技有限公司 | A kind of ground resistance remote online monitoring system and monitoring method |
| CN113945858A (en) * | 2021-02-02 | 2022-01-18 | 保定钰鑫电气科技有限公司 | Three-phase non-effective grounding power supply system convenient for processing single-phase grounding fault |
-
2018
- 2018-05-10 CN CN201820689994.6U patent/CN208207074U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646095A (en) * | 2018-05-10 | 2018-10-12 | 杭州顿恒科技有限公司 | A kind of ground resistance remote online monitoring system and monitoring method |
| CN113945858A (en) * | 2021-02-02 | 2022-01-18 | 保定钰鑫电气科技有限公司 | Three-phase non-effective grounding power supply system convenient for processing single-phase grounding fault |
| CN113945858B (en) * | 2021-02-02 | 2024-03-01 | 保定钰鑫电气科技有限公司 | Three-phase non-effective grounding power supply system convenient for processing single-phase grounding fault |
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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: 20181207 |