CN206685784U - Small intelligent transformer - Google Patents
Small intelligent transformer Download PDFInfo
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- CN206685784U CN206685784U CN201720292579.2U CN201720292579U CN206685784U CN 206685784 U CN206685784 U CN 206685784U CN 201720292579 U CN201720292579 U CN 201720292579U CN 206685784 U CN206685784 U CN 206685784U
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- 239000003990 capacitor Substances 0.000 claims abstract description 40
- 238000005259 measurement Methods 0.000 claims description 12
- 230000009466 transformation Effects 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Transformers For Measuring Instruments (AREA)
Abstract
The utility model discloses a kind of small intelligent transformer, including：Casing, its bottom are provided with collet, and top is provided with top cover；Outer wall is provided with transformer room and transformer terminal seed cell, sets transformer equipment in transformer room, transformer terminal sets transformer terminal in room；Rear end sets hyperbaric chamber in casing, and high-tension switch gear is set in the hyperbaric chamber；Casing Inner Front End is provided with low tension switch room and kilowatt-hour meter room side by side, sets low-voltage equipment in the low tension switch room, electric energy meter is set in the kilowatt-hour meter room；Control room and capacitor chamber are provided with casing between in hyperbaric chamber and low tension switch room, control room is located above capacitor chamber, sets capacitor device in capacitor chamber, control device is set in control room；The high-pressure side of high-tension switch gear and transformer is connected, and the low-pressure side of transformer is connected with low-voltage equipment, and low-voltage equipment is connected with electric energy meter, capacitor device and electric integrated detection and control terminal respectively.The transformer small volume saves space, convenient operation, is adapted to outdoor use.
Description
Technical Field
The utility model relates to a substation equipment field especially relates to a small-size intelligent substation equipment.
Background
The European style box type transformer substation and the American style box type transformer substation are commonly used in the power industry at present. The European-style box-type transformer substation is too large in size, large in occupied area, high in manufacturing cost and almost impossible to move. The American box type transformer substation is small in size, but few in functions, limited in power utilization and incomplete in scheme. The inventor has found that how to provide a compact substation that is easy to control and easy to use is a problem to be solved.
Disclosure of Invention
Based on the problem that prior art exists, the utility model aims at providing a small-size intelligent substation equipment, its is small, compact structure, function are complete and make things convenient for the outdoor transformer substation that uses.
The utility model aims at realizing through the following technical scheme:
an embodiment of the utility model provides a small-size intelligent substation equipment, include:
the bottom of the box body is provided with a bottom support, and the top of the box body is provided with a top cover;
a transformer chamber and a transformer terminal chamber are arranged on the outer wall of the box body, transformer equipment is arranged in the transformer chamber, and a transformer terminal is arranged in the transformer terminal chamber;
a high-voltage chamber is arranged at the rear end in the box body, and high-voltage switch equipment is arranged in the high-voltage chamber;
a low-voltage switch chamber and a watt-hour meter chamber are arranged in parallel at the front end in the box body, low-voltage equipment is arranged in the low-voltage switch chamber, and an electric energy meter is arranged in the watt-hour meter chamber;
a control chamber and a capacitor chamber are arranged in the box body between the high-voltage chamber and the low-voltage switch chamber, the control chamber is arranged above the capacitor chamber, a capacitor device is arranged in the capacitor chamber, and a control device is arranged in the control chamber;
the high-voltage switch equipment is electrically connected with the high-voltage side of the transformer through a high-voltage cable, the low-voltage side of the transformer is electrically connected with the low-voltage equipment, and the low-voltage equipment is electrically connected with the control device and the capacitor device respectively.
By the foregoing the utility model provides a technical scheme can see out, the embodiment of the utility model provides a small-size intelligent substation equipment, its beneficial effect is: the transformer chamber is arranged on the outer wall of the box body, so that the transformer and the box body are integrated, the transformer equipment is small in size, space-saving, compact in structure and complete in function, intelligent control can be achieved by arranging the control device, the transformer is convenient to operate and suitable for outdoor use, and the transformer equipment is suitable for a three-phase alternating-current system with the rated voltage of 12kV/0.4kV, the rated frequency of 50Hz and the transformer capacity of 1000kVA or below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic side view of a small intelligent power transformation device provided in an embodiment of the present invention;
fig. 2 is a schematic front view of a small-sized intelligent power transformation device provided by an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a small intelligent substation device according to an embodiment of the present invention;
in the figure: 1-high voltage ring main unit; 2-electric power comprehensive measurement and control terminal; 3-a fuse-type disconnector; 4-a low voltage bus; 5-low voltage main switch; 6-inner baffle; 7-a capacitor switch; 8-a line outgoing switch; 9-a capacitor; 10-a current transformer; 11-cable hole; 12-bottom support; 13-a meter; 14-a high voltage cable; 15-control the transformer; 16-an electric energy meter; 17-secondary guard board; 18-a heat sink; 19-an indicator light; 20-a transformer; 21-a power switch; 22-instrument door; 23-insulation monitoring instrument; 24-a lightning arrester; 25-a top cover; 26-box body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the specific contents of the present invention, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the embodiment of the utility model provides a small-size intelligent substation equipment includes:
the bottom of the box body is provided with a bottom support, and the top of the box body is provided with a top cover;
a transformer chamber and a transformer terminal chamber are arranged on the outer wall of the box body, transformer equipment is arranged in the transformer chamber, and a transformer terminal is arranged in the transformer terminal chamber;
a high-voltage chamber is arranged at the rear end in the box body, and high-voltage switch equipment is arranged in the high-voltage chamber;
a low-voltage switch chamber and a watt-hour meter chamber are arranged in parallel at the front end in the box body, low-voltage equipment is arranged in the low-voltage switch chamber, and an electric energy meter is arranged in the watt-hour meter chamber;
a control chamber and a capacitor chamber are arranged in the box body between the high-voltage chamber and the low-voltage switch chamber, the control chamber is arranged above the capacitor chamber, a capacitor device is arranged in the capacitor chamber, and a comprehensive power measurement and control terminal is arranged in the control chamber;
the high-voltage switch equipment is electrically connected with the high-voltage side of the transformer through a high-voltage cable, the low-voltage side of the transformer is electrically connected with the low-voltage equipment, and the low-voltage equipment is electrically connected with the control device and the capacitor device respectively.
Among the above-mentioned substation equipment, high tension switchgear adopts a set of high-pressure looped netowrk cabinet.
Among the above-mentioned substation equipment, low voltage equipment includes: the low-voltage bus, the low-voltage main switch, the outgoing switch, the current transformer, the electric energy meter, the instrument, the cable hole and the indicator light;
the low-voltage bus is electrically connected with the low-voltage side of the transformer;
the low-voltage bus is electrically connected with the low-voltage main switch and the outgoing switch in sequence;
the low-voltage main switch is electrically connected with the control device and the capacitor device respectively;
the outgoing switch is electrically connected with the cable through the cable hole;
the current transformer is connected with a cable between the outgoing switch and the cable hole in an induction mode, and the electric energy meter and the instrument are respectively and electrically connected with the current transformer.
In the above-described power transformation apparatus, the transformer apparatus includes: a transformer and transformer terminals connected to the transformer.
In the above-described power transformation equipment, the control device includes: the control transformer, the electric power comprehensive measurement and control terminal and the insulation monitor are arranged; wherein,
the control transformer is respectively and electrically connected with the electric power comprehensive measurement and control terminal and the insulation monitor;
and the electric power comprehensive measurement and control terminal is electrically connected with the capacitor device.
Preferably, the electric power comprehensive measurement and control terminal adopts an intelligent control unit RTU.
In the above-described power transformation apparatus, the capacitor device includes: the fuse type isolating switch is electrically connected with a low-voltage main switch of the low-voltage equipment; the capacitor is electrically connected to the fused disconnect switch via a capacitor switch electrically connected to the capacitor.
In the transformer equipment, labyrinth ventilation structures are arranged on two sides of the high-voltage chamber, the capacitor chamber, the low-voltage switch chamber, the control chamber and the transformer terminal chamber;
and an automatic temperature control type forced ventilation device is arranged in the low-pressure chamber.
In the power transformation equipment, a heater and a temperature and humidity controller electrically connected with the heater are arranged in the box body.
Among the above-mentioned substation equipment, the collet of bottom half adopts the channel-section steel collet.
In the transformer equipment, the transformer chamber is provided with the heat dissipation cover.
Specifically, among the above-mentioned substation equipment, the high-voltage ring main unit is connected between inlet wire power and transformer. The electric power comprehensive measurement and control terminal controls the switching of the capacitor and collects signals of the circuit breaker. The fuse type isolating switch is connected between the transformer low-voltage bus bar and the capacitor switch to play a role in protection. The control transformer is used for providing 220V power supply for secondary control. The instrument door is used for installing indicating instruments such as current and voltage. The insulation monitor is used for monitoring whether the low-voltage system has ground fault and sending out alarm signals. The lightning arrester is used for preventing overvoltage and lightning stroke and is connected with the transformer. The inner baffle is positioned in the low-voltage chamber door and is used for protecting the low-voltage switch and the low-voltage components. The secondary guard plate is positioned in the low-voltage chamber to protect the cover plate of the electric energy meter.
The small intelligent power transformation device of the present invention is further described in detail with reference to the accompanying drawings and the specific embodiments.
As shown in fig. 1 to 3, the embodiment of the utility model provides a small-size intelligent substation equipment, the structure adopts totally closed, all insulation, integral structure. The transformer equipment is divided into six parts, namely a high-voltage chamber, a capacitor chamber, a low-voltage switch chamber, a control chamber, a transformer terminal chamber, a transformer and the like according to different functions, and the six parts are respectively arranged in or out of a box body. The box body is also internally provided with a watt-hour meter chamber which can be additionally provided with an outgoing watt-hour meter.
The labyrinth type ventilation structures are arranged on two sides of each chamber such as the high-voltage chamber, the capacitor chamber, the low-voltage switch chamber, the control chamber, the transformer terminal chamber and the transformer chamber, and a good natural ventilation effect can be achieved. The low-pressure chamber is additionally provided with a forced ventilation device with automatic temperature control.
And a temperature and humidity controller electrically connected with the heater is also arranged to prevent the occurrence of equipment condensation.
The utility model discloses an among the small-size intelligent substation equipment, transformer and box are integrated, and small province space. The intelligent remote control unit RTU is arranged in the intelligent remote control unit RTU, and can meet the requirements of remote control, remote measurement, remote signaling and remote regulation.
The utility model discloses a small-size intelligent substation equipment's appearance 400KVA is following: length 2300x width 1860x height 2000 (mm);
400KVA to 630 KVA: length 2700x width 1860x height 2000 (mm);
630KVA to 1000 KVA: length 2700X, width 1860X, height 2200 (mm).
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A small-size intelligent substation equipment characterized in that includes:
the bottom of the box body is provided with a bottom support, and the top of the box body is provided with a top cover;
a transformer chamber and a transformer terminal chamber are arranged on the outer wall of the box body, transformer equipment is arranged in the transformer chamber, and a transformer terminal is arranged in the transformer terminal chamber;
a high-voltage chamber is arranged at the rear end in the box body, and high-voltage switch equipment is arranged in the high-voltage chamber;
a low-voltage switch chamber and a watt-hour meter chamber are arranged in parallel at the front end in the box body, low-voltage equipment is arranged in the low-voltage switch chamber, and an electric energy meter is arranged in the watt-hour meter chamber;
a control chamber and a capacitor chamber are arranged in the box body between the high-voltage chamber and the low-voltage switch chamber, the control chamber is arranged above the capacitor chamber, a capacitor device is arranged in the capacitor chamber, and a control device is arranged in the control chamber;
the high-voltage switch equipment is electrically connected with the high-voltage side of the transformer through a high-voltage cable, the low-voltage side of the transformer is electrically connected with the low-voltage equipment, and the low-voltage equipment is electrically connected with the control device and the capacitor device respectively.
2. The small intelligent power transformation device according to claim 1, wherein the high-voltage switch device is a group of high-voltage ring main units.
3. A small intelligent substation device according to claim 1 or 2, wherein the low voltage device comprises: the low-voltage bus, the low-voltage main switch, the outgoing switch, the current transformer, the electric energy meter, the instrument, the cable hole and the indicator light;
the low-voltage bus is electrically connected with the low-voltage side of the transformer;
the low-voltage bus is electrically connected with the low-voltage main switch and the outgoing switch in sequence;
the low-voltage main switch is electrically connected with the control device and the capacitor device respectively;
the outgoing switch is electrically connected with the cable through the cable hole;
the current transformer is connected with a cable between the outgoing switch and the cable hole in an induction mode, and the electric energy meter and the instrument are respectively and electrically connected with the current transformer.
4. A miniature intelligent substation device according to claim 1 or 2, wherein the transformer device comprises:
a transformer and transformer terminals connected to the transformer.
5. A small intelligent substation device according to claim 1 or 2, wherein the control means comprises:
the control transformer, the electric power comprehensive measurement and control terminal and the insulation monitor are arranged; wherein,
the control transformer is respectively and electrically connected with the electric power comprehensive measurement and control terminal and the insulation monitor;
and the electric power comprehensive measurement and control terminal is electrically connected with the capacitor device.
6. The small intelligent power transformation device according to claim 5, wherein the power integration measurement and control terminal adopts an intelligent control unit (RTU).
7. A miniature intelligent substation apparatus according to claim 1 or 2, wherein the capacitor means comprises: the fuse type isolating switch is electrically connected with a low-voltage main switch of the low-voltage equipment;
the capacitor is electrically connected to the fused disconnect switch via a capacitor switch electrically connected to the capacitor.
8. A small-sized intelligent power transformation device according to claim 1 or 2, wherein a labyrinth ventilation structure is arranged on two sides of the high-voltage chamber, the capacitor chamber, the low-voltage switch chamber, the control chamber and the transformer terminal chamber;
and an automatic temperature control type forced ventilation device is arranged in the low-pressure chamber.
9. A small-sized intelligent power transformation equipment as claimed in claim 1 or 2, wherein a heater and a temperature and humidity controller electrically connected with the heater are arranged in the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292579.2U CN206685784U (en) | 2017-03-23 | 2017-03-23 | Small intelligent transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292579.2U CN206685784U (en) | 2017-03-23 | 2017-03-23 | Small intelligent transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206685784U true CN206685784U (en) | 2017-11-28 |
Family
ID=60389969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720292579.2U Active CN206685784U (en) | 2017-03-23 | 2017-03-23 | Small intelligent transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206685784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877219A (en) * | 2017-03-23 | 2017-06-20 | 北京北方箱变电气有限公司 | Small intelligent converting equipment |
-
2017
- 2017-03-23 CN CN201720292579.2U patent/CN206685784U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877219A (en) * | 2017-03-23 | 2017-06-20 | 北京北方箱变电气有限公司 | Small intelligent converting equipment |
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