CN202748437U - Transformer station primary ground wire analogue device - Google Patents
Transformer station primary ground wire analogue device Download PDFInfo
- Publication number
- CN202748437U CN202748437U CN 201220439187 CN201220439187U CN202748437U CN 202748437 U CN202748437 U CN 202748437U CN 201220439187 CN201220439187 CN 201220439187 CN 201220439187 U CN201220439187 U CN 201220439187U CN 202748437 U CN202748437 U CN 202748437U
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- Prior art keywords
- led light
- earth terminal
- switch
- ground wire
- full bridge
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- Expired - Fee Related
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- 239000003990 capacitor Substances 0.000 claims description 17
- 230000001131 transforming effect Effects 0.000 claims description 10
- 230000003278 mimic effect Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 4
- 230000005283 ground state Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a transformer station primary ground wire analogue device, the device stimulates a state in which an equipment unkeep ground knife-switch or an analog operation ground wire is set to be in a grounding state, a power source switch of analog ground knife-switch and analog ground wire LED luminous tube element is closed and the LED lamp glows, whether the unkeep equipment is in a to-be-grounded state or in a grounding state can be clearly displayed, and safety measurement is obvious; and when the ground knife-switch or the analog operation ground wire is set to be in a ungrounded state, the power source switch of the analog ground knife-switch and the analog ground wire LED luminous tube element is disconnected, the LED lamp will not glow, and whether the unkeep equipment is in a to-be-dismounted state or in a ungrounded state is clearly displayed. The transformer station primary ground wire analogue device effectively prevents severe maloperation accidents from happening, and the maloperation is that '' to prevent power delivery with grounded wire (grounded knife-switch)''. The transformer station primary ground wire analogue device is an anti-maloperation safety device, and the device reminds operation personnel to prevent power delivery with grounded wire through transformer station primary wire analog board grounding light display.
Description
Technical field
The utility model relates to a kind of ground wire monitoring analogue means, specifically a kind of transforming plant primary ground wire analogue means.
Background technology
It is one of five class serious accidents in the electrical production that switching on earth wire send electricity, also is one of five anti-objects.Send a variety of causes of electricity for generation with the ground wire combined floodgate, usually can take following corresponding preventive measure:
(1) earth wire should be strengthened management, and perfects land use reform.For example, ground wire must not number and repeated; Before overhaul of the equipments finishes to send electricity, must verify the ground wire number of our unit, institute's attaching ground wire really playbacks on verifying apparatus or the circuit, and the admin number of ground wire is consistent with seat number on the coil holder; When in particular cases needing to use ground wire in the work, should be carried out in accordance with regulations operation and record, and correctly hang up the ground wire label on the ground line chart or on the primary equipment simulation connection plate; Forbid without authorization hanging earthing conductor on equipment or circuit of operating personnel's (comprise value long).
(2) strict implement service work system is strengthened the management of upkeep operation order.The overhaul of the equipments end-of-job, the maintenance responsible official should check comprehensively, prevents that interim shorting stub, test lead or unclassified stores are retained on circuit or the equipment.The equipment such as the isolating switch that operated in the maintenance and disconnector completely should make it recover former open position in maintenance.
(3) establish and improve the security of operation operating duty, and checked and implement.Run unit should guarantee that the grounding safety measure of our factory, this electric substation is intact, and earth wire hangs the middle various situation inducing classifications that may produce maloperation, conscientiously makes Quan Chang, full substation facilities inspection earthing signal standard drawing, is conscientiously carried out.
(4) many teams and groups are assaulted the important line after the maintenance, the primary distribution system of wiring complexity etc. simultaneously, service work finishes, and should shake and survey its insulation resistance.Like this, both the insulation status of equipment carried out Integrated Checkout, can prevent again the serious accident that switching on earth wire send electricity.
But, above-mentioned preventive measure are to be based upon on the grasp skill level basis of operating personnel to on-site electrical equipment ground wire situation, therefore develop transforming plant primary ground wire analogue means very necessary, by analogue ground element state and light, examine ground wire that repair apparatus is installed whether complete and satisfy staff's demand for security, simultaneously so that operating personnel to the dress of on-site electrical equipment, the at any time grasp of dismounting ground wire situation, reach the possibility of avoiding not having at ground wire misdelivery electricity in the dismounting situation with this.
The utility model content
The deficiency that exists for overcoming above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of transforming plant primary ground wire analogue means, it is by analogue ground element state and light, so that operating personnel grasp dress, the dismounting ground wire situation of on-site electrical equipment, reach the possibility of avoiding not having at ground wire misdelivery electricity in the dismounting situation with this.
The technical scheme in the invention for solving the technical problem is: transforming plant primary ground wire analogue means, comprise housing and be arranged on the interior mimic channel of housing, it is characterized in that, described mimic channel comprises cartridge fuse, rectifying full bridge, filter capacitor, disconnector, grounding switch, some earth terminals, some pushbutton switches and some LED light; An ac input end of described rectifying full bridge directly joins with civil power, and another ac input end passes through cartridge fuse and civil power joins, and the positive pole of described filter capacitor and negative pole join with direct current positive output end and the direct current negative output terminal of rectifying full bridge respectively; In parallel with filter capacitor behind described disconnector, grounding switch and the LED light composition series circuit, described earth terminal is arranged in the series circuit of described disconnector, grounding switch and LED light composition, and described earth terminal joins by the direct current negative output terminal of pushbutton switch and LED light and rectifying full bridge.
Described earth terminal comprises the first earth terminal, the second earth terminal, the 3rd earth terminal and the 4th earth terminal, described pushbutton switch comprises the first pushbutton switch, the second pushbutton switch, the 3rd pushbutton switch and the 4th pushbutton switch, and described LED light comprises the first LED light, the second LED light, the 3rd LED light, the 4th LED light and the 5th LED light; An ac input end of described rectifying full bridge directly joins with civil power, and another ac input end passes through cartridge fuse and civil power joins, and the positive pole of described filter capacitor and negative pole join with direct current positive output end and the direct current negative output terminal of rectifying full bridge respectively; Described disconnector, in parallel with filter capacitor behind grounding switch and the 5th LED light composition series circuit, described the first earth terminal is arranged between the positive pole of disconnector and filter capacitor, described the second earth terminal, the 3rd earth terminal and the 4th earth terminal are successively set between disconnector and the grounding switch, the series circuit that described the first pushbutton switch and the first LED light form is connected between the direct current negative output terminal of the first earth terminal and rectifying full bridge, the series circuit that described the second pushbutton switch and the second LED light form is connected between the direct current negative output terminal of the second earth terminal and rectifying full bridge, the series circuit that described the 3rd pushbutton switch and the 3rd LED light form is connected between the direct current negative output terminal of the 3rd earth terminal and rectifying full bridge, and the series circuit that described the 4th pushbutton switch and the 4th LED light form is connected between the direct current negative output terminal of the 4th earth terminal and rectifying full bridge.
The beneficial effects of the utility model are, after adopting said structure, the utility model by simulation when overhaul of the equipments grounding switch or simulated operation ground wire are located at ground state, the closed LED lamp of power switch of analogue ground disconnecting link and simulation ground wire LED luminotron element is luminous, the clear repair apparatus that shows is being treated ground connection or ground state, and safety practice is very clear; When grounding switch or simulated operation ground wire were located at earth-free state, it is not luminous that the power switch of analogue ground disconnecting link and analogue ground line LED luminotron element disconnects the LED lamp, clearly shows that ground connection removes or earth-free state waiting.When realizing overhaul of the equipments thus, to the installing of equipment ground disconnecting link state and temporary ground wire and the situation of dismounting Real-Time Monitoring, pernicious misoperation fault occurs effectively to realize operating personnel " preventing from being with ground wire (grounding switch) to send electricity " by transforming plant primary wiring analog board.The utility model is to show by transforming plant primary wiring analog board earth lamp light display, reminds operating personnel to prevent from sending with ground wire the safety device against false manoeuvres of electricity.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is system construction drawing of the present utility model;
Among the figure, BX cartridge fuse, QZ rectifying full bridge, C filter capacitor, K1 disconnector, K2 grounding switch, 1 first earth terminal, 2 second earth terminals, 3 the 3rd earth terminals, 4 the 4th earth terminals, SB1 the first pushbutton switch, SB2 the second pushbutton switch, SB3 the 3rd pushbutton switch, SB4 the 4th pushbutton switch, D1 the first LED light, D2 the second LED light, D3 the 3rd LED light, D4 the 4th LED light, D5 the 5th LED light.
Embodiment
As shown in Figure 1, a kind of transforming plant primary ground wire analogue means of the present utility model comprises housing and is arranged on the interior mimic channel of housing.Described mimic channel comprises cartridge fuse BX, rectifying full bridge QZ, filter capacitor C, disconnector K1, grounding switch K2, the first earth terminal 1, the second earth terminal 2, the 3rd earth terminal 3, the 4th earth terminal 4, the first pushbutton switch SB1, the second pushbutton switch SB2, the 3rd pushbutton switch SB3, the 4th pushbutton switch SB4, the first LED light D1, the second LED light D2, the 3rd LED light D3, the 4th LED light D4 and the 5th LED light D5.Wherein, the ac input end of described rectifying full bridge QZ directly and civil power join, another ac input end joins through cartridge fuse BX and civil power, and the positive pole of described filter capacitor C and negative pole join with direct current positive output end and the direct current negative output terminal of rectifying full bridge QZ respectively; Described disconnector K1, in parallel with filter capacitor C behind grounding switch K2 and the 5th LED light D5 composition series circuit, described the first earth terminal 1 is arranged between the positive pole of disconnector K1 and filter capacitor C, described the second earth terminal 2, the 3rd earth terminal 3 and the 4th earth terminal 4 are successively set between disconnector K1 and the grounding switch K2, the series circuit that described the first pushbutton switch SB1 and the first LED light D1 form is connected between the direct current negative output terminal of the first earth terminal 1 and rectifying full bridge QZ, the series circuit that described the second pushbutton switch SB2 and the second LED light D2 form is connected between the direct current negative output terminal of the second earth terminal 2 and rectifying full bridge QZ, the series circuit that described the 3rd pushbutton switch SB3 and the 3rd LED light D3 form is connected between the direct current negative output terminal of the 3rd earth terminal 3 and rectifying full bridge QZ, and the series circuit that described the 4th pushbutton switch SB4 and the 4th LED light D4 form is connected between the direct current negative output terminal of the 4th earth terminal 4 and rectifying full bridge QZ.
The utility model each pilot lamp under the equipment normal operating condition is not worked, when carrying out overhaul of the equipments, when the pushbutton switch closure is earth terminal ground connection, and when grounding switch is in closure state, corresponding pilot lamp work, can judge ground state by pilot lamp, test signal repair apparatus is ground wire, has entered inspecting state; When the service work end, when the pushbutton switch disconnection was the dismounting of earth terminal ground connection, when grounding switch was in off-state simultaneously, each LED light was not worked, and display device is changed in the process of running status by inspecting state.The whole process of the utility model is simple and convenient, and handling safety is reliable, reflects effectively reliably the traditional thread binding state of tearing open of repair apparatus operational grounding, for preventing that operating personnel send electricity to play necessary safety precaution effect with ground wire in the real work.
Claims (2)
1. transforming plant primary ground wire analogue means, comprise housing and be arranged on the interior mimic channel of housing, it is characterized in that, described mimic channel comprises cartridge fuse (BX), rectifying full bridge (QZ), filter capacitor (C), disconnector (K1), grounding switch (K2), some earth terminals, some pushbutton switches and some LED light; An ac input end of described rectifying full bridge (QZ) directly and civil power join, another ac input end joins through cartridge fuse (BX) and civil power, and the positive pole of described filter capacitor (C) and negative pole join with direct current positive output end and the direct current negative output terminal of rectifying full bridge (QZ) respectively; In parallel with filter capacitor (C) behind described disconnector (K1), grounding switch (K2) and the LED light composition series circuit, described earth terminal is arranged in the series circuit of described disconnector (K1), grounding switch (K2) and LED light composition, and described earth terminal joins by the direct current negative output terminal of pushbutton switch and LED light and rectifying full bridge (QZ).
2. transforming plant primary ground wire analogue means according to claim 1, it is characterized in that, described earth terminal comprises the first earth terminal (1), the second earth terminal (2), the 3rd earth terminal (3) and the 4th earth terminal (4), described pushbutton switch comprises the first pushbutton switch (SB1), the second pushbutton switch (SB2), the 3rd pushbutton switch (SB3) and the 4th pushbutton switch (SB4), described LED light comprises the first LED light (D1), the second LED light (D2), the 3rd LED light (D3), the 4th LED light (D4) and the 5th LED light (D5); An ac input end of described rectifying full bridge (QZ) directly and civil power join, another ac input end joins through cartridge fuse (BX) and civil power, and the positive pole of described filter capacitor (C) and negative pole join with direct current positive output end and the direct current negative output terminal of rectifying full bridge (QZ) respectively; Described disconnector (K1), in parallel with filter capacitor (C) behind grounding switch (K2) and the 5th LED light (D5) the composition series circuit, described the first earth terminal (1) is arranged between the positive pole of disconnector (K1) and filter capacitor (C), described the second earth terminal (2), the 3rd earth terminal (3) and the 4th earth terminal (4) are successively set between disconnector (K1) and the grounding switch (K2), the series circuit that described the first pushbutton switch (SB1) and the first LED light (D1) form is connected between the direct current negative output terminal of the first earth terminal (1) and rectifying full bridge (QZ), the series circuit that described the second pushbutton switch (SB2) and the second LED light (D2) form is connected between the direct current negative output terminal of the second earth terminal (2) and rectifying full bridge (QZ), the series circuit that described the 3rd pushbutton switch (SB3) and the 3rd LED light (D3) form is connected between the direct current negative output terminal of the 3rd earth terminal (3) and rectifying full bridge (QZ), and the series circuit that described the 4th pushbutton switch (SB4) and the 4th LED light (D4) form is connected between the direct current negative output terminal of the 4th earth terminal (4) and rectifying full bridge (QZ).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220439187 CN202748437U (en) | 2012-08-30 | 2012-08-30 | Transformer station primary ground wire analogue device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220439187 CN202748437U (en) | 2012-08-30 | 2012-08-30 | Transformer station primary ground wire analogue device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748437U true CN202748437U (en) | 2013-02-20 |
Family
ID=47707811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220439187 Expired - Fee Related CN202748437U (en) | 2012-08-30 | 2012-08-30 | Transformer station primary ground wire analogue device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202748437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788929A (en) * | 2012-08-30 | 2012-11-21 | 山东电力集团公司济南供电公司 | Once grounding wire simulation device for transformer substation |
-
2012
- 2012-08-30 CN CN 201220439187 patent/CN202748437U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788929A (en) * | 2012-08-30 | 2012-11-21 | 山东电力集团公司济南供电公司 | Once grounding wire simulation device for transformer substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JINAN POWER SUPPLY COMPANY OF SHANDONG ELECTRIC PO Effective date: 20130801 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: JINAN POWER SUPPLY COMPANY OF SHANDONG ELECTRIC POWER CORPORATION Effective date: 20130801 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 250012 JINAN, SHANDONG PROVINCE TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130801 Address after: 100031 Xicheng District, Chang'an Avenue, No. 86, Patentee after: State Grid Corporation of China Patentee after: Jinan Power Supply Co., Ltd. of Shandong Electric Power Corporation Address before: 250012 Shandong Province, Lixia District of Ji'nan City Luoyuan Street No. 238 Patentee before: Jinan Power Supply Co., Ltd. of Shandong Electric Power Corporation |
|
| 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: 20130220 Termination date: 20160830 |