CN203025294U - Portable transformer substation grounding line state monitoring device - Google Patents
Portable transformer substation grounding line state monitoring device Download PDFInfo
- Publication number
- CN203025294U CN203025294U CN 201220468369 CN201220468369U CN203025294U CN 203025294 U CN203025294 U CN 203025294U CN 201220468369 CN201220468369 CN 201220468369 CN 201220468369 U CN201220468369 U CN 201220468369U CN 203025294 U CN203025294 U CN 203025294U
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- chip microcomputer
- slot
- transformer substation
- grounding line
- output terminal
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- Expired - Lifetime
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- 238000012806 monitoring device Methods 0.000 title abstract 4
- 238000012544 monitoring process Methods 0.000 claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a portable transformer substation grounding line state monitoring device. The portable transformer substation grounding line state monitoring device of the utility model comprises an annular gasket pressure sensor, a single chip microcomputer U1 and a liquid crystal display module. The output end of the annular gasket pressure sensor is connected onto the corresponding input end of the single chip microcomputer U1. The annular gasket pressure sensor and the tail end of a transformer substation attached grounding line are fixed on a wire connection terminal. The output end of the single chip microcomputer U1 is connected with the input end of the liquid crystal display module. According to the portable transformer substation grounding line state monitoring device of the utility model, advantages of small size, easy utilization and easy carry can be realized, the state of the grounding line can be monitored on a real time basis, the overall management of the grounding line can be realized, and the grounding line switch-on accidents can be eliminated.
Description
Technical field
The utility model relates to a kind of Portable transformer substation state of earth wire monitoring arrangement.
Background technology
At present, prevent that transformer station from being the management work of enhanced grounding line with the Main Means that ground wire combined floodgate accident occurs, rely on staff's subjective ability to solve this problem.In fact, many due to ground wire quantity, the scope that articulates is wide and the equipment layered arrangement, causes ground wire to be not easy to manage, easily reveal and tear open.In addition, it is disconnected that ground wire is removed the erroneous judgement that easily causes the operations staff in the situation that in time is not recovered to afterwards safe tool/appliance cabinet in transformer station.Because the staff makes mistakes unavoidably, can not stop to be with ground wire combined floodgate accident fully by the means of labor management in working at ordinary times.
At technical elements, be used at present the management ground wire comparatively advanced be to adopt safe tool/appliance cabinet.The operations staff can check by the display screen of safe tool/appliance cabinet the use state of ground wire, but safe tool/appliance cabinet can only show current not in cabinet the state that uses of ground wire be duty, can't determine that whether ground wire is in free state.
The utility model content
Technical problem to be solved in the utility model is to provide a kind ofly can grasp state of earth wire in real time, is grounded the general management of line, stops Portable transformer substation state of earth wire monitoring arrangement and its implementation with ground wire combined floodgate accident.
The utility model solves the technical scheme that its technical matters adopts:
The utility model comprises annular shim pressure transducer, single-chip microcomputer U1 and LCD MODULE; The output terminal of described annular shim pressure transducer connects the respective input of single-chip microcomputer U1; The annular shim pressure transducer is fixed on binding post together with the end that transformer station articulates ground wire; The input end of the output termination LCD MODULE of described single-chip microcomputer U1.
The utility model also comprises the homing device in managing security tools and instruments in GSM SMS module, GSM terminal, master-control room PC and transformer station; The output terminal of described single-chip microcomputer U1 is connected with the input end of GSM SMS module is two-way; Described GSM SMS module is connected with the GSM terminal by the GSM network; Described GSM terminal is connected with the master-control room PC is two-way by serial ports DB9.
Described homing device is comprised of charger CDQ, 8 toggle switch K1-K8, pull-up resistor R1-R8 and 10 contact pin type slot JZ; The positive pole of described charger CDQ and negative pole connect respectively the input end of the 1st, the 2nd slot of 10 contact pin type slot JZ; Described pull-up resistor R1-R8 respectively with corresponding toggle switch K1-K8 series connection between the positive pole and ground of charger CDQ; A-G corresponding to described pull-up resistor R1-R8 end is connected with the input end of the 3rd to the 10th slot of 10 contact pin type slot JZ respectively; The output head grounding of the 1st slot of described 10 contact pin type slot JZ; The output terminal of the 2nd slot is unsettled; The output terminal of 3-6 slot is connected with the playback input pin P1.4-P1.7 of single-chip microcomputer U1 respectively; The output terminal of 7-8 slot is connected with the playback input pin P2.6-P2.7 of single-chip microcomputer U1 respectively; The output terminal of 9-10 slot is connected with the playback input pin P3.2-P3.3 of single-chip microcomputer U1 respectively.
The model of described annular shim pressure transducer is TJH-14T; The model of described single-chip microcomputer U1 is STC12C5A60S2; The model of described charger CDQ is AC-8C+CA-100C E63 E71 5230 E72 E73.
The beneficial effects of the utility model are that volume is little, use is easy to carry, can grasp in real time state of earth wire, are grounded the general management of line, stop to be with ground wire combined floodgate accident.
Description of drawings
Fig. 1 is hardware principle block diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of homing device.
Fig. 3 is control flow chart.
In Fig. 2, CDQ is that charger, R1-R8 are that pull-up resistor, K1-K8 are that 8 toggle switchs, U1 are that single-chip microcomputer, JZ are 10 contact pin type slots.
Embodiment
As can be known, the utility model comprises annular shim pressure transducer, single-chip microcomputer U1 and LCD MODULE as shown in accompanying drawing 1,2,3; The output terminal of described annular shim pressure transducer connects the respective input of single-chip microcomputer U1; The annular shim pressure transducer is fixed on binding post together with the end that transformer station articulates ground wire; The input end of the output termination LCD MODULE of described single-chip microcomputer U1.
The utility model also comprises the homing device in managing security tools and instruments in GSM SMS module, GSM terminal, master-control room PC and transformer station; The output terminal of described single-chip microcomputer U1 is connected with the input end of GSM SMS module is two-way; Described GSM SMS module is connected with the GSM terminal by the GSM network; Described GSM terminal is connected with the master-control room PC is two-way by serial ports DB9.
Described homing device is comprised of charger CDQ, 8 toggle switch K1-K8, pull-up resistor R1-R8 and 10 contact pin type slot JZ; The positive pole of described charger CDQ and negative pole connect respectively the input end of the 1st, the 2nd slot of 10 contact pin type slot JZ; Described pull-up resistor R1-R8 respectively with corresponding toggle switch K1-K8 series connection between the positive pole and ground of charger CDQ; A-G corresponding to described pull-up resistor R1-R8 end is connected with the input end of the 3rd to the 10th slot of 10 contact pin type slot JZ respectively; The output head grounding of the 1st slot of described 10 contact pin type slot JZ; The output terminal of the 2nd slot is unsettled; The output terminal of 3-6 slot is connected with the playback input pin P1.4-P1.7 of single-chip microcomputer U1 respectively; The output terminal of 7-8 slot is connected with the playback input pin P2.6-P2.7 of single-chip microcomputer U1 respectively; The output terminal of 9-10 slot is connected with the playback input pin P3.2-P3.3 of single-chip microcomputer U1 respectively.
The model of described annular shim pressure transducer is TJH-14T; The model of described single-chip microcomputer U1 is STC12C5A60S2; The model of described charger CDQ is AC-8C+CA-100C E63 E71 5230 E72 E73.
4 kinds of states of transformer substation grounding wire:
(1) playback state: ground wire is put back in safe tool/appliance cabinet.
(2) free state: ground wire neither is not articulated on interim earth terminal in safe tool/appliance cabinet yet and (may be in handling process).
(3) duty: ground wire is articulated in transformer station on interim ground wire earthing rod.
(4) power failure state: cell voltage of the present utility model is undesired or fault is that ground wire is in power failure state because circuit disconnection etc. appears in some reasons inside.
The course of work of the present utility model is as follows:
Be enclosed within on earthing rod together with the annular shim pressure transducer when transformer station articulates ground wire, when tightening the ingot bolt, the annular shim pressure transducer will be experienced pressure signal, and is converted into the electric signal in certain range ability.(1) when ground wire is screwed on earthing rod, the noble potential electric signal that single-chip microcomputer U1 transmits according to sensor judges the current ground wire existence that has, show judged result and by the GSM network, judged result is transferred to the master-control room PC on LCD MODULE, showing that ground wire is in " duty "; (2) when ground wire is removed, the annular shim pressure transducer does not bear pressure, single-chip microcomputer U1 is removed according to the current ground wire of electronegative potential electric signal judgement that sensor transmits, show judged result and by the GSM network, judged result is transferred to the master-control room PC on LCD MODULE, showing that ground wire is in " free state "; (3) when ground wire is put back in safe tool/appliance cabinet, homing device in safe tool/appliance cabinet be transferred to 8 input pin values of playback of single-chip microcomputer U1 to have downloaded to the ground connection wire size of single-chip microcomputer U1 corresponding with the master-control room PC by judging, determine that transformer substation grounding wire is " playback is correct " or " playback is wrong ", and judged result is transferred to LCD MODULE and master-control room PC; (4) cell voltage of the present utility model is undesired or because the faults such as circuit disconnection appear in some reasons inside, the master-control room PC regularly just can not be received response message to the detection information that the GSM SMS module sends by the GSM network, shows that ground wire is in power failure state; Show on the master-control room PC " power failure state ", remind the operations staff to take appropriate measures.
The utility model can be grasped in real time to the operating position of the ground wire of operation field, clearly shows the state of ground wire, effectively prevents because the band ground wire combined floodgate misoperation fault that causes is torn in leakage open.
Claims (4)
1. a Portable transformer substation state of earth wire monitoring arrangement, is characterized in that comprising annular shim pressure transducer, single-chip microcomputer U1 and LCD MODULE; The output terminal of described annular shim pressure transducer connects the respective input of single-chip microcomputer U1; The annular shim pressure transducer is fixed on binding post together with the end that transformer station articulates ground wire; The input end of the output termination LCD MODULE of described single-chip microcomputer U1.
2. Portable transformer substation state of earth wire monitoring arrangement according to claim 1, characterized by further comprising the homing device in managing security tools and instruments in GSM SMS module, GSM terminal, master-control room PC and transformer station; The output terminal of described single-chip microcomputer U1 is connected with the input end of GSM SMS module is two-way; Described GSM SMS module is connected with the GSM terminal by the GSM network; Described GSM terminal is connected with the master-control room PC is two-way by serial ports DB9.
3. Portable transformer substation state of earth wire monitoring arrangement according to claim 1 and 2, is characterized in that described homing device is comprised of charger CDQ, 8 toggle switch K1-K8, pull-up resistor R1-R8 and 10 contact pin type slot JZ; The positive pole of described charger CDQ and negative pole connect respectively the input end of the 1st, the 2nd slot of 10 contact pin type slot JZ; Described pull-up resistor R1-R8 respectively with corresponding toggle switch K1-K8 series connection between the positive pole and ground of charger CDQ; A-G corresponding to described pull-up resistor R1-R8 end is connected with the input end of the 3rd to the 10th slot of 10 contact pin type slot JZ respectively; The output head grounding of the 1st slot of described 10 contact pin type slot JZ; The output terminal of the 2nd slot is unsettled; The output terminal of 3-6 slot is connected with the playback input pin P1.4-P1.7 of single-chip microcomputer U1 respectively; The output terminal of 7-8 slot is connected with the playback input pin P2.6-P2.7 of single-chip microcomputer U1 respectively; The output terminal of 9-10 slot is connected with the playback input pin P3.2-P3.3 of single-chip microcomputer U1 respectively.
4. Portable transformer substation state of earth wire monitoring arrangement according to claim 3, the model that it is characterized in that described annular shim pressure transducer is TJH-14T; The model of described single-chip microcomputer U1 is STC12C5A60S2; The model of described charger CDQ is AC-8C+CA-100C E63 E71 5230 E72 E73.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220468369 CN203025294U (en) | 2012-09-14 | 2012-09-14 | Portable transformer substation grounding line state monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220468369 CN203025294U (en) | 2012-09-14 | 2012-09-14 | Portable transformer substation grounding line state monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203025294U true CN203025294U (en) | 2013-06-26 |
Family
ID=48649273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220468369 Expired - Lifetime CN203025294U (en) | 2012-09-14 | 2012-09-14 | Portable transformer substation grounding line state monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203025294U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879701A (en) * | 2012-09-14 | 2013-01-16 | 国家电网公司 | Portable substation grounding wire state monitoring device and method for realizing same |
| CN103426124B (en) * | 2013-08-02 | 2016-12-28 | 华北电力大学（保定） | A kind of ground wire in substation monitoring system |
-
2012
- 2012-09-14 CN CN 201220468369 patent/CN203025294U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879701A (en) * | 2012-09-14 | 2013-01-16 | 国家电网公司 | Portable substation grounding wire state monitoring device and method for realizing same |
| CN102879701B (en) * | 2012-09-14 | 2016-02-03 | 国家电网公司 | Portable transformer substation state of earth wire monitoring arrangement and its implementation |
| CN103426124B (en) * | 2013-08-02 | 2016-12-28 | 华北电力大学（保定） | A kind of ground wire in substation monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20160203 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |