CN218829107U - Combined power supply arc suppression coil device - Google Patents
Combined power supply arc suppression coil device Download PDFInfo
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- CN218829107U CN218829107U CN202222385752.7U CN202222385752U CN218829107U CN 218829107 U CN218829107 U CN 218829107U CN 202222385752 U CN202222385752 U CN 202222385752U CN 218829107 U CN218829107 U CN 218829107U
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- cabinet
- arc suppression
- suppression coil
- power supply
- resistance
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Abstract
The utility model provides a modular power supply arc suppression coil device relates to power equipment technical field. This combination formula power supply arc suppression coil device includes the arc suppression coil cabinet, connects cabinet and resistance cabinet, installs two sets of isolator group in the connection cabinet, and the neutral point of the arc suppression coil of installation in the arc suppression coil cabinet is connected through the one end of the wiring point of one of them set of isolator group and the resistance cabinet in the resistance cabinet, and the ground point of arc suppression coil is connected through the other end of the wiring point of another set of isolator group and the resistance cabinet in the resistance cabinet installation. Based on the technical scheme of the utility model, separate arc suppression coil and parallelly connected resistance, consequently, be convenient for change the debugging to parallelly connected resistance cabinet.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a modular power supply arc suppression coil device.
Background
When a single-phase ground fault occurs in an early power system, an electric arc cannot be extinguished, and the generated arc overvoltage has relatively high harm to the power system, so that safety guarantee modes such as a neutral point is grounded through an arc suppression coil or grounded through a low resistance are selected, and on the basis of a neutral point connection arc suppression coil grounding mode, a parallel resistor is added, so that a power supply protection mode which is gradually popularized and used is formed.
Under the prior art, for example, patent document CN2521811Y discloses a parallel resistance type automatic tracking arc suppression compensation and line selection device, which increases parallel resistance based on a neutral point connection arc suppression coil grounding mode, specifically, based on an automatically tunable arc suppression coil, and is equipped with a neutral point parallel grounding resistance, so that the characteristics of the arc suppression coil for compensating capacitance current and the advantages of the parallel resistance for releasing residual charges of the line can be simultaneously exerted, transient overvoltage is limited, and effective disposal of single-phase grounding fault of a power supply system is realized.
On the basis of the existing arc suppression coil of the power supply system, the problem that the parallel resistance cabinet is inconvenient to replace and debug generally exists when parallel resistance is increased.
SUMMERY OF THE UTILITY MODEL
To the problem among the above-mentioned prior art, this application has provided a modular power supply arc suppression coil device to change the debugging to parallelly connected resistance cabinet.
The utility model provides a pair of modular power supply arc suppression coil device, modular power supply arc suppression coil device includes arc suppression coil cabinet, connection cabinet and resistance cabinet, install two sets of isolator groups in the connection cabinet, the neutral point of the arc suppression coil of installation in the arc suppression coil cabinet is through wherein a set of isolator group with the one end of the junction of the resistance of installation in the resistance cabinet is connected, arc suppression coil's ground point is through another group isolator group with the other end of the junction of the resistance of installation in the resistance cabinet is connected.
As a further improvement of the above technical solution:
in the combined power supply arc suppression coil device, a first insulating baffle is arranged between the two isolating switch groups.
In the above combined power supply arc suppression coil device, each of the sets of the disconnecting switches includes two disconnecting switches connected in series.
In the combined power supply arc suppression coil device, a second insulating baffle is arranged between the two serially connected isolating switches.
The combined power supply arc suppression coil device is characterized in that the isolation switch groups are vertically arranged, the isolation switches are horizontally arranged in series, and the second insulating baffle divides the accommodating cavity of the connecting cabinet into two isolation cavities.
The combined power supply arc suppression coil device is characterized in that the connecting cabinet is provided with two cabinet doors which are respectively used for sealing the two isolation cavities.
Foretell combination formula power supply arc suppression coil device, furtherly still includes the mounting base, the mounting groove has been seted up on the mounting base, the arc suppression coil cabinet connect the cabinet and the resistance cabinet install in proper order in the mounting groove.
Foretell combination formula power supply arc suppression coil device, furtherly, the arc suppression coil cabinet connect the cabinet and the resistance cabinet sets gradually, the relative both sides of connecting the cabinet all are equipped with the locating plate, the arc suppression coil cabinet with the resistance cabinet respectively with two the spacing butt of locating plate one-to-one.
Foretell combination formula power supply arc suppression coil device, furtherly, still be equipped with two limiting plates on the mounting base, the arc suppression coil cabinet connect the cabinet and the resistance cabinet is located two between the limiting plate, two the limiting plate is used for the restriction the arc suppression coil cabinet connect the cabinet and the resistance cabinet is in position in the mounting groove.
In the above combined power supply arc suppression coil device, furthermore, the two ends of the limiting plate are respectively fixedly mounted on the mounting base at the positions on the two sides of the mounting groove through bolts.
The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.
The utility model provides a pair of modular power supply arc suppression coil device compares with prior art, possesses following beneficial effect at least: when the arc suppression coil is installed, a neutral point of the arc suppression coil installed in the arc suppression coil cabinet is connected with one end of a connection point of a resistor installed in the resistor cabinet through one group of isolation switch groups, and a grounding point of the arc suppression coil is connected with the other end of the connection point of the resistor installed in the resistor cabinet through the other group of isolation switch groups. When the resistance cabinet needs to be replaced, the two groups of isolating switch groups are disconnected, the resistance cabinet needing to be replaced is disassembled, the other resistance cabinet is connected with the connecting cabinet, and finally the two groups of isolating switch groups are communicated to complete the replacement of the resistance cabinet. This combination formula power supply arc suppression coil device separates arc suppression coil and parallel resistance, consequently, is convenient for change the debugging to parallelly connected resistance cabinet.
In order to make the aforementioned and other objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 shows a schematic structural diagram of a combined power supply arc suppression coil device provided by an embodiment of the present invention;
fig. 2 shows a schematic structural diagram of a connection cabinet of a combined power supply arc suppression coil device provided by the embodiment of the utility model.
In the drawings, like parts are given like reference numerals. The drawings are not to scale.
Reference numerals:
1-a mounting base, 11-a limiting plate, 2-a connecting cabinet, 21-a first insulating baffle, 22-a second insulating baffle, 23-a locating plate, 3-an isolating switch, 4-an arc suppression coil cabinet and 5-a resistor cabinet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The present invention will be further explained with reference to the accompanying drawings.
The embodiment of the utility model provides a modular power supply arc suppression coil device to change the debugging to parallelly connected resistance cabinet 5.
As shown in fig. 1 and 2, the embodiment of the utility model provides a modular power supply arc suppression coil device, this modular power supply arc suppression coil device includes arc suppression coil cabinet 4, connect cabinet 2 and resistance cabinet 5, install two sets of isolator 3 groups in the connection cabinet 2, the neutral point of the arc suppression coil of installation in the arc suppression coil cabinet 4 is connected with the one end of the junction of the resistance of installation in the resistance cabinet 5 through one of them a set of isolator 3 group, arc suppression coil's ground point is connected with the other end of the junction of the resistance of installation in the resistance cabinet 5 through another set of isolator 3 group.
When the device is installed, firstly, a neutral point of an arc suppression coil installed in an arc suppression coil cabinet 4 is connected with one end of a connection point of a resistor installed in a resistor cabinet 5 through one group of isolating switches 3, and a grounding point of the arc suppression coil is connected with the other end of the connection point of the resistor installed in the resistor cabinet 5 through the other group of isolating switches 3. When the resistance cabinet 5 needs to be replaced, the two groups of isolating switches 3 are disconnected, the resistance cabinet 5 needing to be replaced is detached, the other resistance cabinet 5 is connected with the connecting cabinet 2, and finally the two groups of isolating switches 3 are communicated to complete replacement of the resistance cabinet 5. The embodiment of the utility model provides a modular power supply arc suppression coil device separates arc suppression coil and parallel resistance, consequently, is convenient for change the debugging to parallelly connected resistance cabinet 5.
The embodiment of the utility model provides a modular power supply arc suppression coil device, furtherly is equipped with first insulation baffle 21 between 3 groups of two sets of isolator, and 3 groups of isolator of every group are equipped with second insulation baffle 22 including the isolator 3 of two series connections between the isolator 3 of two series connections. The first insulating baffle 21 and the second insulating baffle 22 can realize the respective on-off operation of the left region and the right region in the connection cabinet 2, effectively improves the safety when the resistance cabinet 5 is additionally installed or replaced, and also realizes the connection stability.
In this embodiment, two sets of 3 sets of isolator are vertically arranged, and two isolator 3 levels of establishing ties are arranged, and second insulating barrier 22 will connect cabinet 2 hold the chamber and split into two isolation chamber, connect and install two cabinet doors that are used for sealing two isolation chamber on the cabinet 2 respectively. Of course, it is understood that the two sets of disconnectors 3 may be arranged in other manners, and the two series disconnectors 3 may be arranged in other manners, which is not limited herein.
The embodiment of the utility model provides a modular power supply arc suppression coil device, furtherly, this modular power supply arc suppression coil device still includes mounting base 1, has seted up the mounting groove on the mounting base 1, and arc suppression coil cabinet 4, connection cabinet 2 and resistance cabinet 5 are installed in the mounting groove in proper order. The structure is convenient for installing the arc suppression coil cabinet 4, the connecting cabinet 2 and the resistor cabinet 5, and simultaneously, the parallel resistor cabinet 5 is also convenient to install additionally.
Specifically, arc suppression coil cabinet 4, connection cabinet 2 and resistance cabinet 5 set gradually, and 2 relative both sides of connection cabinet all are equipped with locating plate 23, arc suppression coil cabinet 4 and resistance cabinet 5 respectively with the spacing butt of two locating plate 23 one-to-one, locating plate 23 be convenient for arc suppression coil cabinet 4 and resistance cabinet 5 with connect 2 location of cabinet and be connected. Still be equipped with two limiting plates 11 on the mounting base 1, arc suppression coil cabinet 4, connection cabinet 2 and resistance cabinet 5 are located between two limiting plates 11, and two limiting plates 11 are used for limiting the position of arc suppression coil cabinet 4, connection cabinet 2 and resistance cabinet 5 in the mounting groove. In the present embodiment, both ends of the limit plate 11 are fixedly mounted on the mounting bases 1 on both sides of the mounting groove by bolts, respectively.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (10)
1. The combined power supply arc suppression coil device is characterized by comprising an arc suppression coil cabinet, a connecting cabinet and a resistor cabinet, wherein two groups of isolating switch groups are installed in the connecting cabinet, a neutral point of an arc suppression coil installed in the arc suppression coil cabinet is connected with one end of a wiring point of a resistor installed in the resistor cabinet through one group of isolating switch groups, and a grounding point of the arc suppression coil is connected with the other end of the wiring point of the resistor installed in the resistor cabinet through the other group of isolating switch groups.
2. A combined power supply arc suppression coil apparatus as claimed in claim 1, wherein a first insulating barrier is provided between said two sets of isolation switches.
3. A combined power supply arc suppression coil apparatus as set forth in claim 1, wherein each said set of disconnectors comprises two series-connected disconnectors.
4. A combined power supply arc suppression coil apparatus as set forth in claim 3, wherein a second insulating barrier is provided between said two series-connected disconnectors.
5. A combined power supply arc suppression coil apparatus according to claim 4, wherein two sets of said isolation switch sets are arranged vertically, two said isolation switches in series are arranged horizontally, and said second insulating barrier divides a housing chamber of said connection cabinet into two isolated chambers.
6. A combined power supply arc suppression coil apparatus as claimed in claim 5, wherein said connection cabinet has two cabinet doors mounted thereon for closing said two isolated chambers, respectively.
7. The modular power supply arc suppression coil device according to claim 1, further comprising a mounting base, wherein a mounting groove is formed in the mounting base, and the arc suppression coil cabinet, the connection cabinet and the resistor cabinet are sequentially mounted in the mounting groove.
8. A combined power supply arc suppression coil device according to claim 1, wherein the arc suppression coil cabinet, the connection cabinet and the resistance cabinet are arranged in sequence, positioning plates are arranged on two opposite sides of the connection cabinet, and the arc suppression coil cabinet and the resistance cabinet are respectively in limit abutting contact with the two positioning plates in a one-to-one correspondence manner.
9. A combined power supply arc suppression coil apparatus as claimed in claim 7, wherein two limiting plates are further provided on said mounting base, said arc suppression coil cabinet, said connection cabinet and said resistance cabinet are located between said two limiting plates, and said two limiting plates are used to limit the position of said arc suppression coil cabinet, said connection cabinet and said resistance cabinet in said mounting groove.
10. The combined type power supply arc suppression coil device according to claim 9, wherein both ends of the limiting plate are fixedly mounted on the mounting base at positions on both sides of the mounting groove by bolts, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222385752.7U CN218829107U (en) | 2022-09-07 | 2022-09-07 | Combined power supply arc suppression coil device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222385752.7U CN218829107U (en) | 2022-09-07 | 2022-09-07 | Combined power supply arc suppression coil device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218829107U true CN218829107U (en) | 2023-04-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222385752.7U Active CN218829107U (en) | 2022-09-07 | 2022-09-07 | Combined power supply arc suppression coil device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218829107U (en) |
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2022
- 2022-09-07 CN CN202222385752.7U patent/CN218829107U/en active Active
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