CN102623911A - 10KV transformer stand - Google Patents
10KV transformer stand Download PDFInfo
- Publication number
- CN102623911A CN102623911A CN2012101235679A CN201210123567A CN102623911A CN 102623911 A CN102623911 A CN 102623911A CN 2012101235679 A CN2012101235679 A CN 2012101235679A CN 201210123567 A CN201210123567 A CN 201210123567A CN 102623911 A CN102623911 A CN 102623911A
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- Prior art keywords
- transformer
- secondary bar
- distribution box
- fault detector
- ground
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- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000012360 testing method Methods 0.000 claims description 17
- 238000009413 insulation Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000002955 isolation Methods 0.000 abstract 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention relates to a 10KV transformer stand, belonging to the technical field of power transmission and distribution projects and aiming at solving the technical problem of providing a 10KV transformer stand with high safety level and strong practicability. The technical scheme of the invention is as follows: the 10KV transformer stand comprises a drop-out fuse, a fault indicator, an electroscopic grounding ring, a transformer, a low-voltage isolation switch and a comprehensive distribution box; the wire incoming end of the drop-out fuse is connected with a 10KV high-voltage main wire through an insulated high-voltage lead wire and a T-shaped joint; the wire outgoing end of the drop-out fuse is sequentially connected with the fault indicator and the electroscopic grounding ring in series and is then connected with the input end of the transformer; and the output end of the transformer is connected with the low-voltage isolation switch in series and is then connected with the wire incoming end of the comprehensive distribution box. The 10KV transformer stand disclosed by the invention has the advantages of reliable and safe integral structure, convenience for maintenance and strong practicability and is suitable for the field of power transmission and distribution.
Description
Technical field
10KV transformer pallet of the present invention belongs to the power transmission and distribution field of engineering technology.
Background technology
At present; The 10KV---380/220V transformer is widely used in the electrical power distribution system, and mounting means is the most common on its post, and national grid 10KV transformer pallet modular design scheme ZA-1 is typical at present mounting means; 10KV side inlet wire partly passes through fuse switch; Direct transformer high-voltage binding post, 0.4KV side are selected band air circuit or the molten formula switch of cutter for use, and are installed in the comprehensive distribution box under the transformer; During maintenance,, there is the 10KV electricity to get into transformer, can produces very big potential safety hazard service work if transformer 10KV side is advanced and leaked electricity in addition after fuse switch breaks off or break off insufficiently; Simultaneously, the 0.4KV low-pressure side is if any work of user's house generator or double circuit power supply, and fuse switch breaks off back maintenance transformer, also can form potential safety hazard to service work.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and technical problem to be solved is: provide a kind of safe class high, practical 10KV transformer pallet.
For solving the problems of the technologies described above, the technical scheme that the present invention adopted is: 10KV transformer pallet comprises: fuse switch, fault detector, test ground ground loop, transformer, low pressure isolating switch, comprehensive distribution box; The end of incoming cables of fuse switch is connected with the 10KV high tension power main wires with T shape head through the insulation high-voltage conducting wires; Link to each other with the input of transformer after the leading-out terminal of fuse switch is connected in series fault detector successively and tests the ground ground loop, link to each other with the end of incoming cables of comprehensive distribution box behind the output serial connection low pressure isolating switch of said transformer.
Said 10KV transformer pallet is installed on three concrete bars; Said concrete bar comprises mobile jib, the first secondary bar and the second secondary bar; Said 10KV high tension power main wires is arranged on the mobile jib; Said fuse switch is installed on the mobile jib, said fault detector and test ground ground loop be serially connected on the high-voltage conducting wires between the mobile jib and the first secondary bar; Said transformer is installed between the first secondary bar and the second secondary bar; Said comprehensive distribution box is installed in the below of transformer; Said low pressure isolating switch is installed on the second secondary bar, and the two-way output cable of comprehensive distribution box is connected with the transmission line wire of both direction through the first secondary bar.
Said test ground ground loop and the first secondary bar between horizontal range be 400mm, said fault detector and test the horizontal range between the ground loop be 300mm.
Said fault detector is board turning indicating device or radio alarming indicating device.
The beneficial effect that the present invention compared with prior art has is: the present invention has increased and has tested ground ground loop, fault detector and low pressure isolating switch; Fail safe is greatly improved during maintenance, and overall structure is reliable, safety, maintenance is convenient, faulty indication is obvious, practical, cost is low.
Description of drawings
Do further detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention:
Fig. 1 is an electrical block diagram of the present invention;
Fig. 2 is a mounting structure sketch map of the present invention;
Fig. 3 is the A-A view of Fig. 2;
Fig. 4 is that the B of Fig. 2 is to view;
Among the figure: 1 is that fuse switch, 2 is that fault detector, 3 is that transformer, 5 is that low pressure isolating switch, 6 is that comprehensive distribution box, 7 is that mobile jib, 8 is that the first secondary bar, 9 is that the second secondary bar, 10 is the 10KV high tension power main wires for testing ground ground loop, 4.
Embodiment
As shown in Figure 1,10KV transformer pallet of the present invention comprises: fuse switch 1, fault detector 2, test ground ground loop 3, transformer 4, low pressure isolating switch 5, comprehensive distribution box 6; The end of incoming cables of fuse switch 1 is connected with 10KV high tension power main wires 10 with T shape head through the insulation high-voltage conducting wires; Link to each other with the input of transformer 4 after the leading-out terminal of fuse switch 1 is connected in series fault detector 2 successively and tests ground ground loop 3, output serial connection low pressure isolating switch 5 backs of said transformer 4 link to each other with the end of incoming cables of comprehensive distribution box 6.
Extremely shown in Figure 4 like Fig. 2; Said 10KV transformer pallet is installed on three concrete bars; Said concrete bar comprises mobile jib 7, the first secondary bar 8 and the second secondary bar 9; Said 10KV high tension power main wires 10 is arranged on the mobile jib 7, and said fuse switch 1 is installed on the mobile jib 7, said fault detector 2 and test ground ground loop 3 be serially connected on the high-voltage conducting wires between the mobile jib 7 and the first secondary bar 8; Transformer 4 is installed between the first secondary bar 8 and the second secondary bar 9; Comprehensive distribution box 6 is installed in the below of transformer 4; Said low pressure isolating switch 5 is installed on the second secondary bar 9, and the two-way output cable of comprehensive distribution box 6 is connected with the transmission line wire of both direction through the first secondary bar 8.
Said test ground ground loop 3 and the first secondary bar 8 between horizontal range be 400mm, said fault detector 2 is 300mm with the horizontal range of testing between the ground ground loop 3, other part of above-mentioned transformer platform is pressed the installation requirement installation of standard pole type transformer.
Said fault detector 2 is board turning indicating device or radio alarming indicating device, during transformer 4 operations, as faults such as overcurrent, short circuit take place; Fault detector 2 sends indication; If the board turning indicating device, green originally becomes redness, if the radio alarming indicating device; Then send alarm signal through alarm, main frame receives.
When needs overhaul; Draw back fuse switch 1; Break off low pressure isolating switch 5, three metal hooks of earth lead one end catch on three and test ground ground loop 3, and the ground connection steel pipe of the earth lead other end is driven underground; Guarantee reliable ground, overall structure is reliable, safety, maintenance is convenient, faulty indication is obvious, practical, cost is low.
Claims (4)
1.10KV the transformer pallet comprises: fuse switch (1), fault detector (2), test ground ground loop (3), transformer (4), low pressure isolating switch (5), comprehensive distribution box (6); It is characterized in that: the end of incoming cables of fuse switch (1) is connected with 10KV high tension power main wires (10) with T shape head through the insulation high-voltage conducting wires; Link to each other with the input of transformer (4) after the leading-out terminal of fuse switch (1) is connected in series fault detector (2) successively and tests ground ground loop (3), output serial connection low pressure isolating switch (5) back of said transformer (4) links to each other with the end of incoming cables of comprehensive distribution box (6).
2. 10KV transformer pallet according to claim 1; It is characterized in that: said 10KV transformer pallet is installed on three concrete bars; Said concrete bar comprises mobile jib (7), the first secondary bar (8) and the second secondary bar (9); Said 10KV high tension power main wires (10) is arranged on the mobile jib (7), and said fuse switch (1) is installed on the mobile jib (7), said fault detector (2) and test ground ground loop (3) be serially connected on the high-voltage conducting wires between the mobile jib (7) and the first secondary bar (8); Said transformer (4) is installed between the first secondary bar (8) and the second secondary bar (9); Said comprehensive distribution box (6) is installed in the below of transformer (4); Said low pressure isolating switch (5) is installed on the second secondary bar (9), and the two-way output cable of comprehensive distribution box (6) is connected with the transmission line wire of both direction through the first secondary bar (8).
3. 10KV transformer pallet according to claim 2; It is characterized in that: said test ground ground loop (3) and the first secondary bar (8) between horizontal range be 400mm, said fault detector (2) and test the horizontal range between the ground loop (3) be 300mm.
4. according to the arbitrary described 10KV transformer pallet of claim 1 to 3, it is characterized in that: said fault detector (2) is board turning indicating device or radio alarming indicating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101235679A CN102623911A (en) | 2012-04-25 | 2012-04-25 | 10KV transformer stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101235679A CN102623911A (en) | 2012-04-25 | 2012-04-25 | 10KV transformer stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102623911A true CN102623911A (en) | 2012-08-01 |
Family
ID=46563657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101235679A Pending CN102623911A (en) | 2012-04-25 | 2012-04-25 | 10KV transformer stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102623911A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2234179C2 (en) * | 2001-04-16 | 2004-08-10 | Кириченко Иван Трофимович | Pole-mounted lifting-lowering package transformer substation |
| CN201266797Y (en) * | 2008-09-30 | 2009-07-01 | 杨志华 | Safety logging-free distribution transformer platform |
| CN101935441A (en) * | 2010-09-16 | 2011-01-05 | 浦海 | Glass steel curing agent composition, glass steel made therefrom and transformer platform |
| CN201797251U (en) * | 2010-02-11 | 2011-04-13 | 安徽省电力科学研究院 | 10kV urban power distribution network high-low rod type overhead device |
| CN202586127U (en) * | 2012-04-25 | 2012-12-05 | 山西省电力公司长治供电分公司 | 10kV transformer stand |
-
2012
- 2012-04-25 CN CN2012101235679A patent/CN102623911A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2234179C2 (en) * | 2001-04-16 | 2004-08-10 | Кириченко Иван Трофимович | Pole-mounted lifting-lowering package transformer substation |
| CN201266797Y (en) * | 2008-09-30 | 2009-07-01 | 杨志华 | Safety logging-free distribution transformer platform |
| CN201797251U (en) * | 2010-02-11 | 2011-04-13 | 安徽省电力科学研究院 | 10kV urban power distribution network high-low rod type overhead device |
| CN101935441A (en) * | 2010-09-16 | 2011-01-05 | 浦海 | Glass steel curing agent composition, glass steel made therefrom and transformer platform |
| CN202586127U (en) * | 2012-04-25 | 2012-12-05 | 山西省电力公司长治供电分公司 | 10kV transformer stand |
Non-Patent Citations (3)
| Title |
|---|
| 刘清敏: "对架空绝缘导线暴露的问题分析及应对措施", 《机电信息》 * |
| 郑俊哲等: "配电***单相接地故障检测技术的新成果", 《沈阳工程学院学报》 * |
| 郭建新: "供配电***临时用电分析", 《农村电气化》 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121210 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121210 Address after: 046011 No. 63 Taihang East Street, Shanxi, Changzhi Applicant after: Changzhi Power Supply Branch of Shanxi Electric Power Corporation Applicant after: State Grid Corporation of China Address before: 046011 No. 63 Taihang East Street, Shanxi, Changzhi Applicant before: Changzhi Power Supply Branch of Shanxi Electric Power Corporation |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120801 |