CN110581388B - Intelligent grounding terminal for ubiquitous power Internet of things - Google Patents
Intelligent grounding terminal for ubiquitous power Internet of things Download PDFInfo
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- CN110581388B CN110581388B CN201910972906.2A CN201910972906A CN110581388B CN 110581388 B CN110581388 B CN 110581388B CN 201910972906 A CN201910972906 A CN 201910972906A CN 110581388 B CN110581388 B CN 110581388B
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- grounding
- copper bars
- wire
- annular part
- head
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- 229910052802 copper Inorganic materials 0.000 claims abstract description 81
- 239000010949 copper Substances 0.000 claims abstract description 81
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 79
- 239000004033 plastic Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000725 suspension Substances 0.000 abstract description 3
- 238000012800 visualization Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The invention discloses an intelligent grounding terminal for ubiquitous electric power Internet of things, which comprises the following components: the intelligent grounding end realizes uploading functions of different grounding wires and grounding point states through reasonable layout and connection of the grounding end and copper bars in the grounding end; when the person is in shift, the person on duty does not need to confirm the suspension condition of the grounding wire on site, and the remote real-time visualization of the corresponding relation between the grounding point and the grounding wire can be realized through the intelligent grounding end; filling of a field grounding memo can be omitted. The number of the on-site left-over grounding wires can be judged according to the real-time state monitoring condition of the grounding wires, so that operation and maintenance personnel can conveniently master the number of the on-site available grounding wires.
Description
Technical Field
The invention relates to an intelligent grounding terminal for ubiquitous power Internet of things, and belongs to the technical field of power equipment.
Background
When an earth blade or its corresponding blade within a substation is serviced, it is necessary to suspend the earth wire to complete the arrangement of the safety measures. The grounding points at which positions on the site are hung with a plurality of grounding wires, so that a work licensor needs to fill out clearly on the safety measure ticket and the work ticket, and the on-site grounding memo also needs to fill out clearly. In addition, when the shift is carried out, the suspension condition of the ground wire on site needs to be clearly carried out. At present, the transformer substation only realizes the state monitoring of the grounding switch blades and the temporary grounding wires, but does not realize the real-time state monitoring function of the one-to-one correspondence between the grounding wires and the grounding points, the corresponding connection condition of the grounding wires and the grounding points needs to be recorded manually, and the situations of unclear handover or omission sometimes exist due to the large number of the transformer substations or negligence of personnel. With the proposal of the national grid company 'three-network two-network world first-class' strategic targets, the transformer substation grounding wire also needs to have an online state monitoring function, thereby meeting the development requirement of the ubiquitous power Internet of things. The invention aims to solve the problem of the connection state monitoring function of the grounding point and the corresponding grounding wire, and realize the monitoring of the real-time corresponding relation between the grounding point and the grounding wire when the grounding wire is hung.
Disclosure of Invention
The invention aims to provide an intelligent grounding terminal for ubiquitous electric power Internet of things, which is used for monitoring real-time corresponding relation between a grounding point and a grounding wire when the grounding wire is hung.
The aim of the invention is realized by the following technical scheme:
An intelligent ground for ubiquitous power internet of things, comprising: the rectangular grounding end is connected with an underground grounding network, the grounding wire grounding end is connected with the grounding wire, the grounding wire grounding head can be clamped on the rectangular grounding end and is connected with the underground grounding network, the grounding end embedded module comprises a left cylinder, a module fixing screw hole, a grounding end auxiliary node, a right cylinder, a grounding end embedded module body and a first cable, the left cylinder and the right cylinder are vertically fixed on the same side of the grounding end embedded module body, a plurality of copper bars are vertically arranged on the surface of the left cylinder and are sequentially copper bars S1-1 to SN-1, the copper bars are mutually insulated, a plurality of copper bars are vertically arranged on the surface of the right cylinder and are sequentially copper bars S1-2 to SN-2, the copper bars are mutually insulated, the lower ends of the copper bars of the left cylinder are connected with one end of a corresponding external relay XJ 1-XJn coil respectively through each wire in the first cable, the lower ends of the copper bars of the left cylinder are connected with one end of the corresponding external relay XJ 1-XJn coil respectively, the other end of the external relay X XJn is connected with the other end of the auxiliary coil, and the other end of the auxiliary coil is connected with the other end of the auxiliary coil; the grounding wire grounding head is embedded with a grounding head embedded module, the grounding head embedded module comprises a grounding head embedded module body, a left annular part, a wire, a fixing hole and a right annular part, the left annular part and the right annular part are vertically embedded in the grounding head embedded module body, the inner surface of the left annular part is uniformly distributed with a plurality of copper bars, which are sequentially copper bars S1-3 to SN-3, the copper bars are mutually insulated, the inner surface of the right annular part is uniformly distributed with a plurality of copper bars, which are sequentially copper bars S1-4 to SN-4, the copper bars are mutually insulated, the copper bars of a group of left annular parts corresponding to grounding wire grounding head numbers are connected with the copper bars of right annular parts through a lead, the copper bars corresponding to the grounding wire grounding heads of different numbers are connected, the grounding end embedded module is fixed in the rectangular grounding end through a module fixing screw hole, the grounding end embedded module is fixed in the grounding wire grounding head through a fixing hole, when the grounding wire is hung, the left cylinder of the grounding end embedded module is inserted into the right annular part of the grounding end embedded module, the right cylinder is inserted into the left annular part, and the grounding end auxiliary node is connected when the grounding wire is pressed up and down.
The object of the invention can be further achieved by the following technical measures:
the intelligent grounding end for the ubiquitous power internet of things is characterized in that the grounding end embedded module body and the grounding head embedded module body are made of epoxy resin materials.
The intelligent grounding end for the ubiquitous electric power Internet of things is characterized in that the left cylinder and the right cylinder are respectively provided with a plastic lug on the same side, the left annular part and the right annular part are respectively provided with a groove on the same side, and the plastic lugs are mutually matched with the grooves.
Compared with the prior art, the invention has the beneficial effects that: the intelligent grounding end realizes uploading functions of different grounding wires and grounding point states through reasonable layout and connection of the grounding end and copper bars in the grounding head; when the person is in shift, the person on duty does not need to confirm the suspension condition of the grounding wire on site, and the remote real-time visualization of the corresponding relation between the grounding point and the grounding wire can be realized through the intelligent grounding end; filling of a field grounding memo can be omitted. The number of the on-site left-over grounding wires can be judged according to the real-time state monitoring condition of the grounding wires, so that operation and maintenance personnel can conveniently master the number of the on-site available grounding wires.
Drawings
FIG. 1 is a block diagram of the rectangular ground terminal of the present invention clamped to a ground wire ground header;
FIG. 2 is a block diagram of a rectangular ground terminal of the present invention;
FIG. 3 is a top view of a rectangular ground terminal of the present invention;
FIG. 4 is a top view of the ground wire ground header of the present invention;
FIG. 5 is a view showing the structure of the grounding wire grounding head of the present invention;
fig. 6 is a schematic diagram of a signal generation circuit of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
As shown in fig. 1, the intelligent grounding terminal for ubiquitous electric power internet of things of the present invention includes: the grounding device comprises a rectangular grounding end 1, a grounding end embedded module 2, a grounding head embedded module 3 and a grounding wire grounding head 4, wherein the rectangular grounding end 1 is connected with an underground grounding net, the grounding wire grounding head 4 is connected with the grounding wire, and the grounding wire grounding head 4 can be clamped on the rectangular grounding end 1 to connect the grounding wire with the underground grounding net. When the electric power grid works, a plurality of grounding wires (for example, 6 grounding wires are numbered according to S1-S6) are arranged, and according to the requirement, a plurality of grounding wires are selected to be respectively connected with the grounding terminals at different places, and according to the power grid work requirement, the number of the grounding wires is required to be known to be used. The invention is specifically described below in an embodiment with 6 ground wires:
As shown in fig. 2 and 3, the grounding end embedded module 2 includes a left cylinder 5, a module fixing screw hole 6, a grounding end auxiliary node 7, a right cylinder 8, a grounding end embedded module body 9, and a first cable 10, the left cylinder 5 and the right cylinder 8 are vertically fixed on the same side of the grounding end embedded module body 9, a plurality of copper bars are vertically arranged on the surface of the left cylinder 5, and sequentially copper bars S1-1 to S6-1, a plurality of copper bars are mutually insulated, a plurality of copper bars are vertically arranged on the surface of the right cylinder 8, sequentially copper bars S1-2 to S6-2, a plurality of copper bars are mutually insulated, a plastic bump 51 is respectively arranged on the same side of the left cylinder 5 and the right cylinder 8, the lower ends of the copper bars of the left cylinder 5 are connected with one end of each corresponding external relay XJ1 to XJ6 coil through each wire of the first cable 10, which is mutually insulated (i.e. the copper bars S1-1 correspond to the relay XJ1, the copper bars S1-2 correspond to the relay XJ 2), the copper bars S1-2 correspond to the other end of the external relay XJ1 to the other end, and the other end of each copper bar is connected with the other end of the auxiliary node XJ 7 through the other end, and the other end of each copper bar is connected with the other end of the auxiliary node XJ 7; as shown in fig. 4 and 5, the grounding wire grounding head 4 is embedded with the grounding head embedded module 3, the grounding head embedded module 3 comprises a grounding head embedded module body 11, a left annular part 12, a wire 13, a fixing hole 14 and a right annular part 15, the left annular part 12 and the right annular part 15 are vertically embedded in the grounding head embedded module body 11, a plurality of copper bars are uniformly distributed on the inner surface of the left annular part 12, the copper bars S1-3-copper bars SN-3 are sequentially distributed on the inner surface of the left annular part 12, the copper bars are mutually insulated, the copper bars S1-4-copper bars SN-4 are sequentially distributed on the inner surface of the right annular part 15, the copper bars are mutually insulated, a groove 52 is respectively arranged on one side of the same direction as the left annular part 12 and the right annular part 15, which is matched with the plastic bump 51 for positioning, the copper bars of the left annular part 12 corresponding to the number of the grounding wire grounding head 4 are connected with the copper bars of the right annular part 15 through the wire 13, the copper bars corresponding to the inside the grounding wires of different numbers of the grounding head are connected with the copper bars, for example, the copper bars S1-4 are connected with the copper bars of the ring part 1-3, and the copper bars are not connected with the other annular part 1-4; if the grounding wire is the No. 3 grounding wire, the copper bar S3-3 of the left annular part 12 is connected with the copper bar S3-4 of the right annular part 15 in the grounding head, and the other copper bars are not communicated; in the case of the No. 6 grounding wire, the copper bar S6-3 of the left annular part 12 is connected with the copper bar S6-4 of the right annular part 15 in the grounding head, and the other parts are not communicated.
The grounding end embedded module 2 is fixed in the rectangular grounding end 1 through the module fixing screw hole 6, the grounding end embedded module 3 is fixed in the grounding wire grounding end 4 through the fixing hole 14, when the grounding wire is hung, the left cylinder 5 of the grounding end embedded module 2 is inserted into the right annular portion 15 of the grounding end embedded module 3, the right cylinder 8 is inserted into the left annular portion 12, the plastic protruding blocks 51 are inserted into the grooves 52 to be matched with each other, the clamping direction of the grounding end can be fixed, and the grounding end auxiliary node 7 is connected when the grounding wire is pressed up and down.
As shown in fig. 6, if the No. 1 ground wire is suspended from the No. 1 ground point, the state signal is sent according to the following principle: when the grounding wire grounding head 4 is clamped with the rectangular grounding end 1, the grounding end embedded module 2 is tightly attached to the grounding end embedded module 3, and the grounding end auxiliary node 7 is closed. The copper bar S1-3 in the left annular part 12 of the No. 1 grounding wire is connected with the copper bar S1-4 of the right annular part 15 through a lead 13, the copper bar S1-3 in the left annular part 12 is communicated after contacting with the copper bar S1-2 of the right cylinder 8, and the copper bar S1-4 of the right annular part 15 is communicated after contacting with the copper bar S1-1 of the left cylinder 5. The following loop is finally formed: the power supply anode, a wire on one side of the auxiliary node 7 of the grounding end, the auxiliary node 7, a wire on the other side of the auxiliary node 7 of the grounding end, a copper bar S1-2 of the right cylinder 8, a copper bar S1-3 in the left annular part 12, a wire 13, a copper bar S1-4 of the right annular part 15, a copper bar S1-1 of the left cylinder 5, a cable 10, a relay XJ1 and a power supply cathode. Because the circuit is communicated, a power supply is added to two ends of the coil of the relay XJ1, the coil of the relay XJ1 is electrified, and the change of the contact state of the relay XJ1 can be used as a signal to be led into a display circuit and the like so as to remotely and automatically upload, record and indicate the state. The number of the on-site left-over grounding wires can be judged, so that operation and maintenance personnel can conveniently master the number of the on-site used and available grounding wires. If the N line is in use, the following loop is formed: the power supply anode, a wire on one side of the auxiliary node 7 of the grounding end, the auxiliary node 7, a wire on the other side of the auxiliary node 7 of the grounding end, a copper bar SN-2 of the right cylinder 8, a copper bar SN-3 in the left annular part 12, a wire 13, a copper bar SN-4 of the right annular part 15, a copper bar SN-1 of the left cylinder 5, a cable 10, a relay XJ1 and a power supply cathode. The connection between the left annular part 12 and the different copper bars in the right annular part 15 in the grounding head of the different grounding wires is used for starting different relays XJ; the other left copper bars and the right copper bars are not connected, the loops are not communicated, and the corresponding relays are not started so as to distinguish different grounding wires.
For grounding wires connected to different grounding terminals, if the grounding terminals are to be identified, the auxiliary nodes are distinguished through the different grounding terminals.
In addition to the above embodiments, other embodiments of the present invention are possible, and all technical solutions formed by equivalent substitution or equivalent transformation are within the scope of the present invention.
Claims (1)
1. An intelligent ground terminal for ubiquitous electric power internet of things, which is characterized by comprising: the rectangular grounding end is connected with an underground grounding network, the grounding wire grounding end is connected with the grounding wire, the grounding wire grounding head can be clamped on the rectangular grounding end and is connected with the underground grounding network, the grounding end embedded module comprises a left cylinder, a module fixing screw hole, a grounding end auxiliary node, a right cylinder, a grounding end embedded module body and a first cable, the left cylinder and the right cylinder are vertically fixed on the same side of the grounding end embedded module body, a plurality of copper bars are vertically arranged on the surface of the left cylinder and are sequentially copper bars S1-1 to SN-1, the copper bars are mutually insulated, a plurality of copper bars are vertically arranged on the surface of the right cylinder and are sequentially copper bars S1-2 to SN-2, the copper bars are mutually insulated, the lower ends of the copper bars of the left cylinder are connected with one end of a corresponding external relay XJ 1-XJn coil respectively through each wire in the first cable, the lower ends of the copper bars of the left cylinder are connected with one end of the corresponding external relay XJ 1-XJn coil respectively, the other end of the external relay X XJn is connected with the other end of the auxiliary coil, and the other end of the auxiliary coil is connected with the other end of the auxiliary coil; the grounding wire grounding head is internally embedded with a grounding head embedded module, the grounding head embedded module comprises a grounding head embedded module body, a left annular part, a lead, a fixing hole and a right annular part, the left annular part and the right annular part are vertically embedded in the grounding head embedded module body, a plurality of copper bars are uniformly distributed on the inner surface of the left annular part, the copper bars S1-3 to SN-3 are sequentially arranged on the inner surface of the left annular part, the copper bars S1-4 to SN-4 are uniformly distributed on the inner surface of the right annular part, the copper bars are mutually insulated, a group of copper bars of the left annular part corresponding to the grounding wire grounding head number are connected with the copper bars of the right annular part through a lead, the grounding wire grounding heads of different numbers are vertically embedded in the grounding head embedded module body, the grounding head embedded module is fixed in the grounding head through the fixing hole, the grounding wire is mutually insulated, the grounding wire is inserted into the cylindrical grounding head embedded module body, and when the grounding wire is hung, the grounding wire is inserted into the cylindrical grounding head embedded in the grounding head body, and the grounding wire is tightly pressed into the cylindrical grounding head embedded in the grounding head body;
The grounding end embedded module body and the grounding head embedded module body are made of epoxy resin materials;
The same side of the left cylinder and the right cylinder is respectively provided with a plastic lug, the same side of the left annular part and the right annular part is respectively provided with a groove, and the plastic lugs are mutually matched with the grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972906.2A CN110581388B (en) | 2019-10-14 | Intelligent grounding terminal for ubiquitous power Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972906.2A CN110581388B (en) | 2019-10-14 | Intelligent grounding terminal for ubiquitous power Internet of things |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110581388A CN110581388A (en) | 2019-12-17 |
| CN110581388B true CN110581388B (en) | 2024-07-16 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210272729U (en) * | 2019-10-14 | 2020-04-07 | 国网江苏省电力有限公司镇江供电分公司 | Intelligent grounding end for ubiquitous power Internet of things |
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210272729U (en) * | 2019-10-14 | 2020-04-07 | 国网江苏省电力有限公司镇江供电分公司 | Intelligent grounding end for ubiquitous power Internet of things |
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