CN219657798U - Station area equipment fault hidden danger early warning device - Google Patents
Station area equipment fault hidden danger early warning device Download PDFInfo
- Publication number
- CN219657798U CN219657798U CN202320963170.4U CN202320963170U CN219657798U CN 219657798 U CN219657798 U CN 219657798U CN 202320963170 U CN202320963170 U CN 202320963170U CN 219657798 U CN219657798 U CN 219657798U
- Authority
- CN
- China
- Prior art keywords
- monitoring device
- device body
- sensor
- ground
- hidden danger
- 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.)
- Active
Links
- 238000012806 monitoring device Methods 0.000 claims abstract description 48
- 238000004891 communication Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 11
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- 201000004569 Blindness Diseases 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model discloses a station equipment fault hidden danger early warning device, which belongs to the technical field of monitoring equipment, and comprises a monitoring device body and a CT sensor, wherein a signal indicator lamp is arranged on the surface of the monitoring device body, a terminal interface is arranged on the surface of the monitoring device body, the station equipment is insulated and monitored, the ground loop resistance and the power frequency current are measured without breaking the ground wire by arranging the monitoring device body, the CT sensor and the loop resistance sensor, the insulation state of station equipment (such as a cable, a transformer, a lightning arrester and the like) is judged by measuring two data of the total ground wire ground resistance and the ground power frequency ground current of the station, the on-line monitoring is realized, the remote early warning is realized, the monitoring device body is provided with the loop resistance and loop current testing function, and the equipment is judged to have insulation drop leakage or poor ground by the change of the current and timely countermeasure is adopted, so that the safety of the equipment and the personnel is ensured.
Description
Technical Field
The utility model relates to the technical field of monitoring equipment, in particular to a station equipment fault hidden danger early warning device.
Background
The position of the distribution network line lightning arrester is higher, the hidden trouble of the fault is difficult to find, the service life is unclear, whether the replacement is unclear or not, and the passive operation and maintenance are performed. Whether play the guard action unclear, the protection blindness, investment blindness, the platform becomes operational environment abominable, the ground wire joint junction oxidation is not hard up, corrosion, the clamp is because of copper, aluminium, iron bolt and wire coefficient of thermal expansion difference, produce the poor contact for a long time, the lightning current is difficult to ground and is discharged, arouse transformer insulation breakdown trouble, traditional monitor arrester life-span or running state's means is monitoring leakage current, if the ground loop disconnection or contact resistance are too big, the ground current can be very little, traditional monitoring devices judges that equipment has the problem, there is the condition of misjudgement.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects existing in the prior art, the utility model aims to provide a potential fault hazard warning device for a district device, which has the characteristics of on-line monitoring and remote warning.
(2) Technical proposal
In order to achieve the above purpose, the utility model provides a fault hidden danger warning device for a platform region device, which comprises a monitoring device body and a CT sensor, wherein a signal indicator lamp is arranged on the surface of the monitoring device body, a terminal interface is arranged on the surface of the monitoring device body, an auxiliary power interface is arranged on the surface of the monitoring device body, a loop resistance sensor is movably connected to the surface of the CT sensor through a hinge, a fixing frame is fixedly connected to the surface of the loop resistance sensor, a movable bin is arranged in the fixing frame, a through hole is formed in the surface of the movable bin, a sliding rod is penetrated in the through hole, a fixing ring is fixedly connected to the surface of the sliding rod, and a spring is sleeved on the surface of the sliding rod.
When the technical scheme is used, the ground loop resistance and the power frequency current are measured without breaking the ground wire, the insulation state of the equipment (such as a cable, a transformer, a lightning arrester and the like) in the transformer area is judged by measuring the two data of the total ground wire ground resistance and the ground power frequency ground current in the transformer area, the on-line monitoring is realized, the remote early warning is realized, the monitoring device body has the loop resistance and loop current testing function, and the equipment is judged to have insulation drop leakage or poor ground through the change of the current and the resistance, and timely countermeasures are taken, so that the safety of the equipment and the personnel is ensured.
Further, the handle is fixedly connected to the surface of the sliding rod, the fixing block is fixedly connected to the surface of the CT sensor, and the clamping groove is formed in the surface of the fixing block.
Further, the slide bar joint is in the draw-in groove, monitoring device body and CT sensor, return circuit resistance sensor electricity are connected.
Further, the leakage alarm value-MA of the monitoring device body is continuously adjustable, and the temperature alarm value-DEG C of the monitoring device body is continuously adjustable.
Further, the monitoring device body communicates with the RSMODBUS protocol, and the monitoring device body network mode is GPRS communication (G/NB).
Further, the auxiliary power supply of the monitoring device body is ACV.
(3) Advantageous effects
In summary, the utility model has the following beneficial effects:
1. according to the insulation monitoring device for the transformer area equipment, the monitoring device body, the CT sensor and the loop resistance sensor are arranged, the ground wire is not disconnected with the ground wire by measuring the ground loop resistance and the power frequency current, and the insulation state of the transformer area equipment (such as a cable, a transformer, a lightning arrester and the like) is judged by measuring the two data of the total ground wire ground resistance and the ground power frequency ground current of the transformer area, so that the on-line monitoring and the remote early warning are realized;
2. this platform district equipment insulation monitoring device, through setting up slide bar, solid fixed ring, spring and draw-in groove, when installing CT sensor and return circuit resistance sensor, people cup joint the device on appointed circuit surface, then people pulling handle drive the slide bar and remove to with CT sensor and return circuit resistance sensor closure, make the slide bar loosen the handle after corresponding with the draw-in groove, drive slide bar joint in the draw-in groove under the effect of spring, thereby install the device, under the effect of slide bar, solid fixed ring, spring and draw-in groove, more be convenient for people install CT sensor and return circuit resistance sensor.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a monitoring device body according to the present utility model;
FIG. 2 is a schematic diagram of the structure of a CT sensor and a loop resistance sensor according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;
fig. 4 is a schematic circuit structure of the present utility model.
The marks in the drawings are:
1. a monitoring device body; 2. a signal indicator light; 3. a terminal interface; 4. an auxiliary power interface; 5. a CT sensor; 6. a loop resistance sensor; 7. a fixing frame; 8. a movable bin; 9. a through hole; 10. a slide bar; 11. a fixing ring; 12. a spring; 13. a handle; 14. a fixed block; 15. a clamping groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.
Examples:
the utility model is described in further detail below with reference to fig. 1-4.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a platform district equipment trouble hidden danger early warning device, including monitoring device body 1 and CT sensor 5, monitoring device body 1 surface is provided with signal indicator 2, monitoring device body 1 surface is provided with terminal interface 3, monitoring device body 1 surface is provided with auxiliary power source 4, CT sensor 5 surface has return circuit resistance sensor 6 through hinge swing joint, return circuit resistance sensor 6 fixed surface is connected with mount 7, movable bin 8 has been seted up to the inside mount 7, through-hole 9 has been seted up on movable bin 8 surface, wear to have been equipped with slide bar 10 in the through-hole 9, slide bar 10 fixed surface is connected with solid fixed ring 11, spring 12 has been cup jointed on slide bar 10 surface.
Through adopting above-mentioned technical scheme, through setting up monitoring device body 1, CT sensor 5 and loop resistance sensor 6, measure ground connection loop resistance and power frequency current and do not break the ground wire, through measuring two data of total ground connection line ground resistance of platform district and ground connection power frequency ground current, judge the insulating state of equipment such as platform district equipment cable, transformer, arrester, realize on-line monitoring, long-range early warning, monitoring device body 1 possesses loop resistance and loop current test function, through the change of electric current and resistance, judge that equipment has insulation decline electric leakage or poor ground connection, take timely countermeasure to ensure the security of equipment and personnel.
Specifically, the surface of the sliding rod 10 is fixedly connected with a handle 13, the surface of the CT sensor 5 is fixedly connected with a fixed block 14, and a clamping groove 15 is formed in the surface of the fixed block 14.
Through adopting above-mentioned technical scheme, through setting up slide bar 10, solid fixed ring 11, spring 12 and draw-in groove 15, when installing CT sensor 5 and return circuit resistance sensor 6, people cup joint the device at appointed circuit surface, then people pull handle 13 drive slide bar 10 and remove to with CT sensor 5 and return circuit resistance sensor 6 closure, loosen handle 13 after making slide bar 10 and draw-in groove 15 correspond, drive slide bar 10 joint in draw-in groove 15 under the effect of spring 12, thereby install the device, under the effect of slide bar 10, solid fixed ring 11, spring 12 and draw-in groove 15, more be convenient for people install CT sensor 5 and return circuit resistance sensor 6.
Specifically, the sliding rod 10 is clamped in the clamping groove 15, and the monitoring device body 1 is electrically connected with the CT sensor 5 and the loop resistance sensor 6.
Specifically, the leakage alarm value of the monitoring device body 1 is continuously adjustable at 300-1000MA, and the temperature alarm value of the monitoring device body 1 is continuously adjustable at 45-140 ℃.
Specifically, the monitoring device body 1 communicates with RS485MODBUS protocol, and the network mode of the monitoring device body 1 is GPRS communication (4G/NB).
Specifically, the auxiliary power supply of the monitoring device body 1 is AC220V.
The working principle of the utility model is as follows:
firstly, people install the monitoring device body 1 at a designated position and connect corresponding circuits, then people sleeve the CT sensor 5 and the loop resistance sensor 6 on the surface of the designated circuits, then people pull the handle 13 to drive the sliding rod 10 to move, and close the CT sensor 5 and the loop resistance sensor 6, so that the sliding rod 10 is released after corresponding to the clamping groove 15, the sliding rod 10 is driven to be clamped in the clamping groove 15 under the action of the spring 12, thus the CT sensor 5 and the loop resistance sensor 6 are installed, when in use, the ground loop resistance and the power frequency current are measured, the ground wire is not disconnected, the insulation states of equipment cables, transformers, lightning arresters and other equipment in a platform area are judged, the remote early warning is realized, the monitoring device body 1 has the functions of loop resistance and loop current testing, the equipment is judged to have insulation drop or poor ground through the change of the current and the resistance, timely countermeasures are taken, and accordingly the personal safety of the equipment and the equipment is ensured.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (6)
1. The utility model provides a platform district equipment trouble hidden danger early warning device, includes monitoring device body (1) and CT sensor (5), its characterized in that: the intelligent monitoring device comprises a monitoring device body (1), wherein a signal indicator lamp (2) is arranged on the surface of the monitoring device body (1), a terminal interface (3) is arranged on the surface of the monitoring device body (1), an auxiliary power interface (4) is arranged on the surface of the monitoring device body (1), a loop resistance sensor (6) is movably connected to the surface of a CT sensor (5) through a hinge, a fixing frame (7) is fixedly connected to the surface of the loop resistance sensor (6), a movable bin (8) is arranged inside the fixing frame (7), a through hole (9) is formed in the surface of the movable bin (8), a sliding rod (10) is arranged in the through hole (9) in a penetrating mode, a fixing ring (11) is fixedly connected to the surface of the sliding rod (10), and a spring (12) is sleeved on the surface of the sliding rod (10).
2. The station equipment fault hidden danger warning device according to claim 1, wherein: the surface of the sliding rod (10) is fixedly connected with a handle (13), the surface of the CT sensor (5) is fixedly connected with a fixed block (14), and the surface of the fixed block (14) is provided with a clamping groove (15).
3. The station equipment fault hidden danger warning device according to claim 1, wherein: the sliding rod (10) is clamped in the clamping groove (15), and the monitoring device body (1) is electrically connected with the CT sensor (5) and the loop resistance sensor (6).
4. The station equipment fault hidden danger warning device according to claim 3, wherein: the leakage alarm value of the monitoring device body (1) is 300-1000MA continuously adjustable, and the temperature alarm value of the monitoring device body (1) is 45-140 ℃ continuously adjustable.
5. The station equipment fault hidden danger warning device according to claim 4, wherein: the monitoring device body (1) is in communication with an RS485MODBUS protocol, and the network mode of the monitoring device body (1) is GPRS communication (4G/NB).
6. The station equipment fault hidden danger warning device according to claim 1, wherein: the auxiliary power supply of the monitoring device body (1) is AC220V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320963170.4U CN219657798U (en) | 2023-04-25 | 2023-04-25 | Station area equipment fault hidden danger early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320963170.4U CN219657798U (en) | 2023-04-25 | 2023-04-25 | Station area equipment fault hidden danger early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219657798U true CN219657798U (en) | 2023-09-08 |
Family
ID=87854993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320963170.4U Active CN219657798U (en) | 2023-04-25 | 2023-04-25 | Station area equipment fault hidden danger early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219657798U (en) |
-
2023
- 2023-04-25 CN CN202320963170.4U patent/CN219657798U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208366478U (en) | End temperature measuring equipment | |
| CN207528355U (en) | A kind of switchgear passive and wireless high-voltage contact on-line temperature monitoring device | |
| CN101793566A (en) | Temperature-measuring bolt | |
| CN107272525A (en) | A kind of fault detector | |
| CN206096344U (en) | Overhead line fault locator | |
| CN203772306U (en) | Cable terminal integrated monitoring device | |
| CN219657798U (en) | Station area equipment fault hidden danger early warning device | |
| CN205537749U (en) | Cubical switchboard arc light temperature measuring system | |
| CN105865532A (en) | Monitoring and alarming system for transformer substation secondary system TMOV lightning arrester main board | |
| CN113267270A (en) | Real-time detection transformer pile head and line joint temperature rise early warning device | |
| CN210427659U (en) | Leakage current monitoring device for fault detection of transformer equipment | |
| CN113281558A (en) | Distribution network overvoltage detection alarm device | |
| CN115601936B (en) | Monitoring and alarming device for power transmission line external damage disaster | |
| CN208399618U (en) | A kind of real-time inspection and control device of electrical equipment grounding state | |
| CN212570511U (en) | Cable line intermediate head trouble early warning device | |
| CN110673061A (en) | Composite portable short circuit grounding wire with self-detection function | |
| CN215911945U (en) | Unattended system based on total drop substation | |
| CN112067859B (en) | Distribution line fault information acquisition and identification terminal | |
| CN209642403U (en) | A kind of Intelligent warning device for distribution system | |
| CN204461610U (en) | The optical fiber infrared radio remote warning device of power high voltage disconnector hot stall | |
| CN201243193Y (en) | Low-voltage electric network residual current control monitoring type protector | |
| CN112782447A (en) | Intelligent fuse is fused to one secondary | |
| CN218826941U (en) | Novel intelligent outdoor AC high-voltage drop-out fuse | |
| CN112198401A (en) | Intelligent fault arc detector | |
| CN112331464A (en) | Temperature detection device and method for dry-type air-core reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |