CN211014436U - On-line monitoring instrument - Google Patents
On-line monitoring instrument Download PDFInfo
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- CN211014436U CN211014436U CN201921159942.9U CN201921159942U CN211014436U CN 211014436 U CN211014436 U CN 211014436U CN 201921159942 U CN201921159942 U CN 201921159942U CN 211014436 U CN211014436 U CN 211014436U
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- monitoring
- pressure sensor
- conductive straight
- straight rod
- ampere force
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Abstract
The utility model relates to an on-line monitoring appearance, include: the monitoring instrument is connected with the protector through a signal input line; and, a monitoring mechanism, the monitoring mechanism comprising: the device comprises a containing box, a monitoring component and a feedback component; wherein the monitoring assembly comprises: the straight conductive rod is electrically connected with the signal input line; the feedback component is a pressure sensor. The utility model discloses in, the electric current of protector of flowing through passes through in the signal input line transmission advances the monitoring instrument, the electric current flows through electrically conductive straight-bar, the electrically conductive straight-bar of circular telegram receives the effect of ampere force in the magnetic field that the magnet piece formed, recycle pressure sensor and measure and transmit the size of ampere force, when the electric current of protector of flowing through changes, the size of the ampere force that the electrically conductive straight-bar receives also can change thereupon, can reflect the current change through the size change of pressure sensor measurement and transmission ampere force, real-time supervision flows through compound monitoring formula voltage limiting device electric current.
Description
Technical Field
The utility model relates to a current monitoring technical field, in particular to on-line monitoring appearance.
Background
When the composite monitoring type voltage limiting device operates normally, the zinc oxide resistance card is in a high-resistance state, the leakage current flowing through the zinc oxide resistance card is very small, when the protector is aged, affected with damp, mechanically damaged and other bad conditions, the leakage current is greatly increased, the increment of the resistance current is relatively increased when the protector is aged, and accidents of the protector can be caused after a long time. Therefore, the current flowing through the protector needs to be monitored and analyzed in real time to reflect the operation condition of the overvoltage protector and record the action times of the overvoltage protector.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an on-line monitoring appearance has the advantage of the compound monitoring formula voltage limiting device electric current of real-time supervision flowing through.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
an on-line monitor, comprising: the monitoring instrument is connected with the protector through a signal input line; and, fix and locate the monitoring mechanism who is used for detecting current intensity in the monitoring instrument, monitoring mechanism includes: the monitoring device comprises a containing box fixedly arranged in the monitoring instrument, a monitoring component arranged in the containing box and used for monitoring the change of current intensity in real time, and a feedback component used for reflecting the change of the current intensity; wherein the monitoring assembly comprises: the magnetic pole is arranged in the accommodating box and is provided with a magnetic field, and the conductive straight pole is used for generating ampere force under the action of the magnetic field formed by the magnetic field after being electrified and is electrically connected with the signal input line; the feedback component is a pressure sensor used for measuring and transmitting the magnitude of the ampere force borne by the conductive straight rod.
The technical scheme is realized, the current of the protector is transmitted into the monitoring instrument through the signal input line, the current flows through the conductive straight rod, the electrified conductive straight rod is acted by ampere force in a magnetic field formed by the magnet block, the magnitude of the ampere force is measured and transmitted by the pressure sensor, when the current flowing through the protector is changed, the magnitude of the ampere force borne by the conductive straight rod can be changed accordingly, the change of the current can be reflected through the change of the magnitude of the ampere force measured and transmitted by the pressure sensor, and the current flowing through the composite monitoring type voltage limiting device is monitored in real time.
As an optimal scheme of the utility model, the magnet piece includes N utmost point magnet and S utmost point magnet, N utmost point magnet is located holding box inner chamber roof, S utmost point magnet is located holding box inner chamber diapire, corresponding mounting hole has been seted up to holding box both sides wall, the axis of mounting hole with the line is mutually perpendicular to the magnetic induction that the magnet piece formed, electrically conductive straight-bar one end is located holding box one side lateral wall is outer and the other end passes the mounting hole extends to outside the holding box opposite side lateral wall.
As an optimized scheme of the utility model, pressure sensor is the ring form, electrically conductive straight-bar is cylindric, pressure sensor's external diameter with the mounting hole diameter is the same and the internal diameter with electrically conductive straight-bar diameter is the same, pressure sensor inlays to be located the mounting hole, electrically conductive straight-bar peg graft in pressure sensor.
The technical scheme is realized, a vertical downward magnetic field is formed by the N-pole magnet and the S-pole magnet, the conductive straight rod is horizontally arranged and is vertical to the direction of the magnetic field line of the magnetic field, when current flows through the conductive straight rod, the conductive straight rod is subjected to ampere force in the horizontal direction in the magnetic field, so that the pressure sensor is extruded, the pressure sensor measures and transmits obtained data related to the ampere force, when the current flowing through the conductive straight rod changes, the ampere force applied to the conductive straight rod can also correspondingly change, and the real-time monitoring of the current flowing through the composite monitoring type voltage limiting device can be completed through the measurement and analysis of the ampere force.
As a preferred embodiment of the present invention, the monitoring device further comprises: the data processing unit is respectively electrically connected with the human-computer interaction interface, the operation indicator lamp, the aging indicator lamp and the action indicator lamp.
As a preferred embodiment of the present invention, the data processing unit is electrically connected to the pressure sensor.
According to the technical scheme, the data measured by the pressure sensor are transmitted to the data processing unit, then the data are processed by the data processing unit and then transmitted to the display units, so that a user can monitor the operation state of the composite monitoring type pressure limiting device more conveniently in real time, the abnormal condition before an accident is predicted, the accident is prevented, and the operation reliability of the power system is improved.
As a preferred embodiment of the present invention, the material of the accommodating box is permalloy.
By the technical scheme, the magnetic field in the containing box is effectively prevented from being influenced by the magnetic field formed by currents in the circuits at the two ends of the conductive straight rod, and the accuracy of ampere force generated by the magnetic field in the containing box on the conductive straight rod is guaranteed.
To sum up, the utility model discloses following beneficial effect has:
the current flowing through the protector is transmitted into a monitoring instrument through a signal input line, the current flows through a conductive straight rod, a vertically downward magnetic field is formed by an N-pole magnet and an S-pole magnet, the conductive straight rod is horizontally arranged and is vertical to the magnetic field of the magnetic field, when the current flows through the conductive straight rod, the conductive straight rod is subjected to ampere force in the horizontal direction in the magnetic field so as to extrude a pressure sensor, the pressure sensor measures and transmits obtained data related to the ampere force, when the current flowing through the conductive straight rod changes, the ampere force borne by the conductive straight rod also changes correspondingly, the real-time monitoring of the current flowing through the composite monitoring type voltage limiting device can be completed through the measurement and analysis of the ampere force, the data measured by the pressure sensor is transmitted to a data processing unit, and then the data is transmitted to each display unit after being processed by the data processing unit, so that a user can more conveniently monitor the running state of the composite monitoring type, the method has the advantages that the abnormal condition before the accident is predicted, the accident is prevented, and the operation reliability of the power system is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic perspective view of a monitoring mechanism according to an embodiment of the present invention.
Fig. 3 is a cross-sectional view of the monitoring mechanism in the embodiment of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1. monitoring an instrument; 2. a containing box; 3. a magnet block; 4. a conductive straight rod; 5. a pressure sensor; 6. Mounting holes; 7. a human-computer interaction interface; 8. an operation indicator light; 9. an aging indicator light; 10. an action indicating lamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1 to 3, the utility model provides an on-line monitor, include: monitoring instrument 1 and monitoring mechanism, monitoring instrument 1 passes through the signal input line and is connected with the protector, and monitoring mechanism includes: holding box 2, monitoring subassembly and feedback subassembly, holding box 2 is fixed in monitoring instrument 1 in, detecting instrument includes: magnet piece 3, and electrically conductive straight-bar 4, magnet piece 3 includes N utmost point magnet and S utmost point magnet, 2 inner chamber roofs of holding box are located to N utmost point magnet, 2 inner chamber diapalls of holding box are located to S utmost point magnet, 2 both sides walls of holding box have seted up corresponding mounting hole 6, the axis of mounting hole 6 is mutually perpendicular with the magnetic induction line that magnet piece 3 formed, electrically conductive straight-bar 4 one end is located outside 2 side lateral walls of holding box and the other end passes mounting hole 6 and extends to outside 2 opposite side lateral walls of holding box, electrically conductive straight-bar 4 is connected with the signal input line electricity, make the interior electric current flow of protector through electrically conductive straight-bar 4.
The feedback assembly is a pressure sensor 5, the pressure sensor 5 is in a circular ring shape, the conductive straight rod 4 is cylindrical, the outer diameter of the pressure sensor 5 is the same as the diameter of the mounting hole 6, the inner diameter of the pressure sensor 5 is the same as the diameter of the conductive straight rod 4, the pressure sensor 5 is embedded in the mounting hole 6, the conductive straight rod 4 is inserted in the pressure sensor 5, the electrified conductive straight rod 4 is acted by ampere force in a magnetic field formed by the magnet block 3, the ampere force is measured and transmitted by the pressure sensor 5, when the current flowing through the protector is changed, the ampere force borne by the conductive straight rod 4 can be changed accordingly, the change of the current can be reflected by the change of the ampere force measured and transmitted by the pressure sensor 5, and the current flowing through the composite monitoring type voltage limiting device is monitored.
Furthermore, the material of the accommodating box 2 is permalloy, so that the influence of the magnetic field in the accommodating box 2 by the magnetic field formed by the current in the lines at the two ends of the conductive straight rod 4 is effectively prevented, and the accuracy of the ampere force generated by the magnetic field in the accommodating box 2 on the conductive straight rod 4 is ensured.
Further, the monitoring device 1 further comprises: the monitoring device comprises a data processing unit, a human-computer interaction interface 7, an operation indicator light 8, an aging indicator light 9 and an action indicator light 10, wherein the data processing unit is respectively electrically connected with the human-computer interaction interface 7, the operation indicator light 8, the aging indicator light 9 and the action indicator light 10, the data processing unit is electrically connected with a pressure sensor 5, data measured by the pressure sensor 5 is transmitted to the data processing unit, then the data is transmitted to each display unit after being processed by the data processing unit, so that a user can more conveniently monitor the operation state of the composite monitoring type pressure limiting device in real time, the abnormal condition before an accident is predicted is achieved, the accident is prevented, the operation reliability of a power system is improved, when the monitoring device 1 is normally powered on to work, the operation indicator light 8 is lightened, the pressure value corresponding to each current size and the corresponding current signal are preset, and the pressure sensor 5 transmits the measured data to the data processing unit, the data processing unit judges the current signal, if the current signal is aging leakage current, the aging leakage current is displayed on the human-computer interaction interface 7, meanwhile, the aging indicator lamp 9 is lightened, and maintenance personnel inquire the damage degree of the protector through the human-computer interaction interface 7; if the current is the action current, the action indicator lamp 10 is lightened, and the action times and time can be inquired through the human-computer interaction interface 7.
In the embodiment of the present invention, the current flowing through the protector is transmitted into the monitoring instrument 1 through the signal input line, the current flows through the conductive straight rod 4, the N-pole magnet and the S-pole magnet form a vertically downward magnetic field, the conductive straight rod 4 is horizontally disposed and perpendicular to the magnetic field line direction of the magnetic field, when the current flows through the conductive straight rod 4, the conductive straight rod 4 receives the ampere force in the horizontal direction in the magnetic field, thereby squeezing the pressure sensor 5, the data related to the ampere force is obtained by the measurement and transmission of the pressure sensor 5, when the current flowing through the conductive straight rod 4 changes, the ampere force received by the conductive straight rod 4 also changes correspondingly, the real-time monitoring of the current flowing through the composite monitoring type voltage limiting device can be completed through the measurement and analysis of the ampere force, the data measured by the pressure sensor 5 is transmitted to the data processing unit, and then transmitted to each display unit after being processed by the data, the operation state of the composite monitoring type voltage limiting device can be monitored in real time more conveniently by a user, the abnormal situation before an accident is predicted, the accident is prevented, and the operation reliability of the power system is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An on-line monitor, comprising:
the monitoring instrument is connected with the protector through a signal input line; and the number of the first and second groups,
fixed locate be used for detecting current intensity's monitoring mechanism in the monitoring instrument, monitoring mechanism includes: the monitoring device comprises a containing box fixedly arranged in the monitoring instrument, a monitoring component arranged in the containing box and used for monitoring the change of current intensity in real time, and a feedback component used for reflecting the change of the current intensity;
wherein the monitoring assembly comprises: the magnetic pole is arranged in the accommodating box and is provided with a magnetic field, and the conductive straight pole is used for generating ampere force under the action of the magnetic field formed by the magnetic field after being electrified and is electrically connected with the signal input line; the feedback component is a pressure sensor used for measuring and transmitting the magnitude of the ampere force borne by the conductive straight rod.
2. The on-line monitoring instrument according to claim 1, wherein the magnet block comprises an N-pole magnet and an S-pole magnet, the N-pole magnet is disposed on a top wall of an inner cavity of the accommodating box, the S-pole magnet is disposed on a bottom wall of the inner cavity of the accommodating box, corresponding mounting holes are disposed on two side walls of the accommodating box, an axis of each mounting hole is perpendicular to a magnetic induction line formed by the magnet block, one end of the conductive straight rod is located outside a side wall of one side of the accommodating box, and the other end of the conductive straight rod penetrates through the mounting hole and extends to the outside of the side wall of the other side of the accommodating box.
3. The on-line monitoring instrument according to claim 2, wherein the pressure sensor is annular, the conductive straight rod is cylindrical, the outer diameter of the pressure sensor is the same as the diameter of the mounting hole, the inner diameter of the pressure sensor is the same as the diameter of the conductive straight rod, the pressure sensor is embedded in the mounting hole, and the conductive straight rod is inserted into the pressure sensor.
4. The on-line monitor of claim 1, wherein the monitoring device further comprises: the data processing unit is respectively electrically connected with the human-computer interaction interface, the operation indicator lamp, the aging indicator lamp and the action indicator lamp.
5. The on-line monitor as set forth in claim 4, wherein the data processing unit is electrically connected to the pressure sensor.
6. The on-line monitor as set forth in claim 1, wherein the material of the box is permalloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921159942.9U CN211014436U (en) | 2019-07-23 | 2019-07-23 | On-line monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921159942.9U CN211014436U (en) | 2019-07-23 | 2019-07-23 | On-line monitoring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211014436U true CN211014436U (en) | 2020-07-14 |
Family
ID=71471056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921159942.9U Expired - Fee Related CN211014436U (en) | 2019-07-23 | 2019-07-23 | On-line monitoring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211014436U (en) |
-
2019
- 2019-07-23 CN CN201921159942.9U patent/CN211014436U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200714 Termination date: 20210723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |