CN219677789U - Copper bar fixing support structure for rotor cable of excitation disk cabinet - Google Patents
Copper bar fixing support structure for rotor cable of excitation disk cabinet Download PDFInfo
- Publication number
- CN219677789U CN219677789U CN202321194074.4U CN202321194074U CN219677789U CN 219677789 U CN219677789 U CN 219677789U CN 202321194074 U CN202321194074 U CN 202321194074U CN 219677789 U CN219677789 U CN 219677789U
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- magnetic
- copper bar
- fixing
- killing
- rotor cable
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 154
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 154
- 239000010949 copper Substances 0.000 title claims abstract description 154
- 230000005284 excitation Effects 0.000 title claims abstract description 29
- 238000003466 welding Methods 0.000 claims description 23
- 239000012212 insulator Substances 0.000 claims description 4
- 230000008033 biological extinction Effects 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims 5
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 18
- 238000003379 elimination reaction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000003860 storage Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a rotor cable copper bar fixing support structure of an excitation disk cabinet, which comprises a magnetic-killing switch fixing upright post, wherein magnetic-killing switch copper bars are arranged between adjacent magnetic-killing switch fixing upright posts at the same height, grooves penetrating through two sides of a column body are arranged in the middle of each magnetic-killing switch fixing upright post, fixing frame sleeve sets are arranged on the magnetic-killing switch fixing upright posts below the magnetic-killing switch copper bars at the same height, rotor cable copper bars are oppositely arranged on two sides of the fixing frame sleeve sets, inverted copper bars are arranged between the rotor cable copper bars and the magnetic-killing switch copper bars, one side of the top of each inverted copper bar is fixedly matched with one side of the bottom of each magnetic-killing switch copper bar through bolts, a plurality of magnetic-killing loop wire fixing openings are formed in each magnetic-killing loop wire fixing opening, and the magnetic-killing loop wires are fixedly matched in each magnetic-killing loop wire fixing opening through bolts.
Description
Technical Field
The utility model relates to the technical field of electrical engineering and automation, in particular to a copper bar fixing support structure of a rotor cable of an excitation disk cabinet.
Background
In a pumped storage power station, an excitation system is not separated from an excitation output device, and in order to balance abrasion of a carbon brush and a slip ring, excitation inversion is needed to change the polarity of excitation current.
Secondly, in the excitation pole inverting process, the pole inverting copper bar and the rotor cable copper bar are not on the same plane, uneven stress on the copper bar and the conductive contact surface can be caused by connection and fastening, and relative abrasion can be caused. This has a certain effect on the service life of the device.
In addition, the inverted-pole copper bars are not positioned in the middle of the copper bars of the two rotor cables, and belong to asymmetric installation, so that certain influence is brought to the installation of the subsequent excitation output and the polarity switching after operation. Every time of switching needs to adjust screws and gaskets of the rotor cable copper bar fixing support according to the size of the installation space, and the process is labor-consuming. And because the rotor cable copper bar fixing support is adjusted by depending on the inherent mounting hole of the C-shaped support, the rotor cable copper bar fixing support belongs to discontinuous adjustment, and even though the rotor cable copper bar fixing support is connected in place through delivery or fine adjustment of first field installation, a bolt for connecting the rotor cable copper bar with the inverted copper bar cannot be taken out during the inverted process, and the rotor cable copper bar fixing support can only be detached again.
Therefore, a novel structure for fixing the rotor cable copper bar is needed for the pumped storage power station.
Disclosure of Invention
The utility model aims to provide a copper bar fixing support structure for a rotor cable of an excitation disk cabinet, which can realize effective fixation and reliable and rapid polarity switching of the copper bar of the rotor cable of the excitation disk cabinet, and solves the problems that the copper bar of the inversion pole and the copper bar of the rotor cable are not on the same plane in the excitation inversion pole process of the pumped storage power station unit, the copper bar and the conductive contact surface are stressed unevenly due to connection and fastening, and the equipment of a factory is worn for a long time, so that certain potential safety hazard exists, and in addition, the copper bar of the rotor cable is fixed with a new structure, so that operation and maintenance personnel of the pumped storage power station bring great simplicity in the process of overhauling the excitation disk cabinet to switch poles, and the time cost is saved.
In order to overcome the defects, the utility model provides a rotor cable copper bar fixing support structure of an excitation disk cabinet, which comprises magnetic-killing switch fixing upright posts, wherein magnetic-killing switch copper bars are arranged between the adjacent magnetic-killing switch fixing upright posts at the same height, grooves penetrating through two sides of a column body are formed in the middle of the magnetic-killing switch fixing upright posts, fixing frame sleeve sets are arranged on the magnetic-killing switch fixing upright posts below the magnetic-killing switch copper bars at the same height, rotor cable copper bars are oppositely arranged on two sides of the fixing frame sleeve sets, the rotor cable copper bars are symmetrical with respect to the magnetic-killing switch copper bars, inverted copper bars are arranged between the rotor cable copper bars and the magnetic-killing switch copper bars, one side of the top of each inverted copper bar is fixedly matched with one side of the bottom of each magnetic-killing switch copper bar through bolts, a plurality of magnetic-killing circuit wire fixing openings are formed in each magnetic-killing circuit wire fixing opening, and magnetic-killing circuit wires are fixedly matched in each magnetic-killing circuit wire fixing opening through bolts.
Preferably, the fixing frame set comprises a first end fixing support fixedly matched with the fixed upright post of the one-end magnetic-killing switch, a middle fixing support fixedly matched with the fixed upright post of the middle magnetic-killing switch and a second end fixing support fixedly matched with the fixed upright post of the other-end magnetic-killing switch, and the fixing frame set comprises a first end fixing support, a plurality of middle fixing supports and a second end fixing support.
More preferably, a set of the mount sets includes a first end mount, a middle mount, and a second end mount.
Further, the first end fixing bracket and the middle fixing bracket are identical in structure, and the second end fixing bracket and the first end fixing bracket are similar in structure.
Still further, first end fixed bolster, middle part fixed bolster and second end fixed bolster all include first structure, all are equipped with the weldment on the first structure of first end fixed bolster and middle part fixed bolster keeps away from the one side of the fixed stand of magnetic switch, are equipped with the second structure on the first structure of second end fixed bolster keeps away from the one side of the fixed stand of magnetic switch.
In detail, the first structural member is a U-shaped mechanism, the first structural member is fixedly arranged on the corresponding magnetic-killing switch fixing upright post through bolts after being sleeved and matched with the corresponding magnetic-killing switch fixing upright post, and the first structural member is matched with the magnetic-killing switch fixing upright post to form a square structure.
In more detail, the welding piece and the second structural member are both U-shaped structures, the welding piece is sleeved on the corresponding first structural member in a concentric manner, the welding piece is in welding fit with the first structural member, the second structural member is oppositely arranged with the corresponding first structural member opening, and the middle part of the second structural member is fixedly matched with the middle part of the corresponding first structural member through a bolt.
Optimally, both sides of the welding piece correspond to both sides of the second structural piece, the corresponding sides are positioned on the same plane, the planes on which the both sides are positioned are symmetrical about the magnetic-killing switch copper bar, the rotor cable copper bar is arranged on the planes on both sides, and the rotor cable copper bar is fixedly matched with the welding piece and the second structural piece on the corresponding sides through a plurality of insulators.
Preferably, copper bar fixing openings for installing the inverted pole copper bars are formed in the magnetic-killing switch copper bars and the rotor cable copper bars on the two sides, and the positions of the copper bar fixing openings on the magnetic-killing switch copper bars are in one-to-one correspondence with the positions of the copper bar fixing openings on the rotor cable copper bars.
More preferably, a plurality of rotor cable fixing openings are formed in the rotor cable copper bars between each two adjacent magnetic-killing switch fixing upright posts, and rotor cables are fixedly mounted in the rotor cable fixing openings through bolts respectively.
The utility model has the beneficial effects that:
compared with the prior art, the problem that the reversed pole copper bar and the rotor cable copper bar caused by field installation are not on the same plane and cannot be quickly reversed in polarity is solved, and the reversed pole is excited each time, and some wires of the de-excitation loop are detached and reinstalled, so that potential safety hazards are brought. And meets the requirements of asymmetric installation. The excitation output pole inverting device support greatly reduces the device cost, and the fixing support has the characteristics of simple structure and simple installation. The maintenance personnel of the pumped storage power station can conveniently maintain and overhaul the pumped storage power station in daily life while the assembly is attractive.
Drawings
FIG. 1 is a schematic view of the installation of the present utility model;
FIG. 2 is a schematic structural view of a fixing frame set according to the present utility model;
FIG. 3 is a schematic diagram of a prior art control cable double-fixing bracket structure;
in the figure: 1. a wire fixing port of the de-excitation loop; 2. copper bars of rotor cables; 3. a welding member; 4. a first structural member; 5. a rotor cable fixing port; 6. a rotor cable; 7. inverted-electrode copper bars; 8. a second structural member; 9. an insulator; 10. a copper bar of the magnetic-killing switch; 11. and the magnetic-killing switch is fixed on the upright post.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples.
As shown in fig. 1, as a preferred embodiment 1, a rotor cable copper bar fixing support structure of an excitation disk cabinet includes a magnetic-field-extinguishing switch fixing upright 11, adjacent magnetic-field-extinguishing switch fixing uprights 11 are all provided with magnetic-field-extinguishing switch copper bars 10 at the same height, a groove penetrating through two sides of a column body is provided in a middle position of each magnetic-field-extinguishing switch fixing upright 11, fixing frame sleeves are provided on the magnetic-field-extinguishing switch fixing upright 11 below the magnetic-field-extinguishing switch copper bars 10 at the same height, rotor cable copper bars 2 are oppositely provided on two sides of the fixing frame sleeves, the rotor cable copper bars 2 are symmetrical with respect to the magnetic-field-extinguishing switch copper bars 10, an inverted copper bar 7 is provided between the rotor cable copper bars 2 and the magnetic-field-extinguishing switch copper bars 10, one side of the top of the inverted copper bars 7 is fixedly matched with the rotor cable copper bars 2 on the corresponding side through bolts, a plurality of magnetic-extinguishing circuit wire fixing openings 1 are provided on the magnetic-extinguishing circuit wire fixing openings 1, and the magnetic-extinguishing circuit wire fixing openings 1 are fixedly matched with magnetic-circuit wires through bolts.
The original excitation reversed pole connection mode is shown in fig. 3, and the reversed pole copper bar 7 is not arranged in the middle of the two rotor cable copper bars 2, belongs to asymmetric installation, and also has a certain influence on the installation of the subsequent excitation output and the polarity switching after operation, and the screws and gaskets of the rotor cable copper bar fixing support are required to be adjusted according to the installation space size in each switching, thus being labor-consuming. And because the rotor cable copper bar fixing support is adjusted by depending on the inherent mounting hole of the C-shaped support, the rotor cable copper bar fixing support belongs to discontinuous adjustment, and even though the rotor cable copper bar 7 and the rotor cable copper bar fixing support can be connected in place through delivery or fine adjustment of first field installation, the bolt for connecting the rotor cable copper bar 7 and the rotor cable copper bar 2 cannot be taken out during pole inversion, and the rotor cable copper bar fixing support can only be detached again.
In the embodiment 1 shown in fig. 1, compared with the original installation mode, in the embodiment, the rotor cable copper bars 2 are respectively arranged on two sides below the magnetic-killing switch copper bars 10 along the arrangement direction of the magnetic-killing switch fixing upright posts 11 by using the fixing frame sleeve, so that the inverted pole copper bars 7 are installed between one side of the magnetic-killing switch copper bars 10 and the rotor cable copper bars 2 on the corresponding side, an independent magnetic-killing loop wire fixing opening 1 is formed in the magnetic-killing switch copper bars 10 for installing the magnetic-killing loop wires, when the inverted pole operation is needed, the inverted pole copper bars 7 are only required to be disassembled and reversely installed, the inverted pole copper bars 7 are installed on the rotor cable copper bars 2 on the other side and the other side of the magnetic-killing switch copper bars 10, the fixing frame sleeve is not required to be disassembled because of asymmetric installation and discontinuous adjustment in the process, the inverted pole is also not required to be disassembled, the inverted pole is convenient, and the conversion efficiency is improved.
As shown in fig. 1 and 2, as a preferred embodiment 2, the fixing frame kit includes a first end fixing frame fixedly engaged with one end of the magnetic switch fixing post 11, a middle fixing frame fixedly engaged with the middle magnetic switch fixing post 11, and a second end fixing frame fixedly engaged with the other end of the magnetic switch fixing post 11, and the fixing frame kit includes a first end fixing frame, a plurality of middle fixing frames, and a second end fixing frame. The fixing rack sleeve is convenient to use, and the same rotor cable copper bars 2 are respectively arranged on two sides of one fixing rack sleeve.
As a preferred embodiment 3, a set of the mount sets includes a first end mount, a middle mount, and a second end mount. As a minimum unit of mount cover group, contain a first end fixed bolster, a middle part fixed bolster and a second end fixed bolster at least, guarantee the stability of the use and the installation of falling utmost point.
As a preferred embodiment 4, the first end fixing bracket has the same structure as the middle fixing bracket, and the second end fixing bracket has a similar structure to the first end fixing bracket, so that the use and the manufacture are convenient.
As shown in fig. 2, as a preferred embodiment 5, the first end fixing bracket, the middle fixing bracket and the second end fixing bracket all include a first structural member 4, the first structural member 4 of the first end fixing bracket and the middle fixing bracket is provided with a welding member 3 on a side away from the magnetic switch fixing post 11, and the first structural member 4 of the second end fixing bracket is provided with a second structural member 8 on a side away from the magnetic switch fixing post 11. The first structural member 4 is used for being fixedly installed with the magnetic-killing switch fixing upright post 11, the welding piece 3 and the second structural member 8 are used for being fixedly installed on the rotor cable copper bar 2 after being aligned, the welding piece 3 of the first end fixing support and the second structural member 8 of the second end fixing support are respectively fixed with two ends of the rotor cable copper bar 2, the welding piece 3 of the middle fixing support is fixed with the corresponding part of the rotor cable copper bar 2, the fixed installation of the rotor cable copper bar 2 is guaranteed, and the pole inversion is convenient.
As a preferred embodiment 6, the first structural member 4 is a U-shaped mechanism, the first structural member 4 is fixedly mounted on the corresponding magnetic-killing switch fixing upright 11 through bolts after being sleeved and matched with the corresponding magnetic-killing switch fixing upright 11, and the first structural member 4 is matched with the magnetic-killing switch fixing upright 11 to form a square structure. The stability of installation is ensured.
As a preferred embodiment 7, the welding member 3 and the second structural member 8 are both in a U-shaped structure, the welding member 3 is concentrically sleeved on the corresponding first structural member 4, the welding member 3 is in welded fit with the first structural member 4, the second structural member 8 is disposed opposite to the opening of the corresponding first structural member 4, and the middle part of the second structural member 8 is fixedly fit with the middle part of the corresponding first structural member 4 through a bolt. The stability of installation is ensured.
As a preferred embodiment 8, two sides of the welding member 3 correspond to two sides of the second structural member 8, the corresponding sides are located on the same plane, the planes on which the two sides are located are symmetrical with respect to the magnetic-elimination switch copper bar 10, the rotor cable copper bar 2 is disposed on the planes on the two sides, and the rotor cable copper bar 2 is fixedly matched with the welding member 3 and the second structural member 8 on the corresponding sides through a plurality of insulators 9. The rotor cable copper bar 2 is convenient to install, the magnetic extinction switch copper bar 10 is convenient to symmetrically arrange, the pole inverting operation is convenient, and meanwhile stability in the use process is guaranteed.
As a preferred embodiment 9, the copper bar 10 of the magnetic-killing switch and the copper bars 2 of the rotor cable on both sides are provided with copper bar fixing openings for installing the inverted copper bars 7, and the positions of the copper bar fixing openings on the copper bar 10 of the magnetic-killing switch are in one-to-one correspondence with the positions of the copper bar fixing openings on the copper bars 2 of the rotor cable. The rotor cable copper bar 2 is convenient to install, is aligned and limited, and does not need to be provided with extra holes.
As a preferred embodiment 10, a plurality of rotor cable fixing openings 5 are formed in the rotor cable copper bars 2 between each two adjacent magnetic switch fixing posts 11, and rotor cables 6 are fixedly mounted in the rotor cable fixing openings 5 through bolts. The normal use of the reverse pole operation is convenient.
The working principle of the utility model is as follows:
according to the utility model, the rotor cable copper bars 2 are respectively arranged on two sides below the magnetic-elimination switch copper bars 10 along the arrangement direction of the magnetic-elimination switch fixing upright posts 11 by using the fixing frame sleeve, so that the inverse pole copper bars 7 are arranged between one side of the magnetic-elimination switch copper bars 10 and the rotor cable copper bars 2 on the corresponding side, and the separate magnetic-elimination circuit wire fixing openings 1 are formed in the magnetic-elimination switch copper bars 10 and are used for installing the magnetic-elimination circuit wires, when the inverse pole operation is needed, the inverse pole copper bars 7 are only required to be disassembled and reversely arranged, and the inverse pole copper bars 7 are arranged on the rotor cable copper bars 2 on the other side and the other side of the magnetic-elimination switch copper bars 10, so that the inverse pole can be completed.
Claims (10)
1. The utility model provides an excitation disk cabinet rotor cable copper bar fixed bolster structure, includes magnetic-killing switch fixed upright post (11), all is located same height between adjacent magnetic-killing switch fixed upright post (11) and is equipped with magnetic-killing switch copper bar (10), and the intermediate position of magnetic-killing switch fixed upright post (11) is equipped with the recess that runs through the cylinder both sides, its characterized in that,
the magnetic-killing switch is characterized in that fixed stand columns (11) positioned below the magnetic-killing switch copper bars (10) are provided with fixed frame sets which are positioned at the same height, rotor cable copper bars (2) are oppositely arranged on two sides of each fixed frame set, each rotor cable copper bar (2) is symmetrical with each magnetic-killing switch copper bar (10), a reversed pole copper bar (7) is arranged between each rotor cable copper bar (2) and each magnetic-killing switch copper bar (10), one side of the top of each reversed pole copper bar (7) is fixedly matched with one side of the bottom of each magnetic-killing switch copper bar (10) through bolts, one side of the bottom of each reversed pole copper bar (7) is fixedly matched with each rotor cable copper bar (2) on the corresponding side through bolts, a plurality of magnetic-killing loop wire fixing ports (1) are formed in each magnetic-killing loop wire fixing port (1), and magnetic-killing loop wires are fixedly matched in each magnetic-killing loop wire fixing port (1) through bolts.
2. A rotor cable copper bar mounting bracket structure for an exciter disc cabinet according to claim 1, wherein the mounting bracket kit comprises a first end mounting bracket fixedly coupled to one end of the magnetic switch mounting post (11), a middle mounting bracket fixedly coupled to the middle magnetic switch mounting post (11) and a second end mounting bracket fixedly coupled to the other end of the magnetic switch mounting post (11), and the mounting bracket kit comprises a first end mounting bracket, a plurality of middle mounting brackets and a second end mounting bracket.
3. An excitation disk cabinet rotor cable copper bar retention bracket structure according to claim 2 wherein a set of said retention bracket sets includes a first end retention bracket, a middle retention bracket and a second end retention bracket.
4. A rotor cable copper bar mounting bracket structure for an exciter disk cabinet according to claim 3, wherein the first end mounting bracket is identical to the middle mounting bracket structure and the second end mounting bracket is similar to the first end mounting bracket structure.
5. An excitation disk cabinet rotor cable copper bar fixing bracket structure according to claim 4, wherein the first end fixing bracket, the middle fixing bracket and the second end fixing bracket each comprise a first structural member (4), the first structural members (4) of the first end fixing bracket and the middle fixing bracket are provided with welding members (3) on the side away from the magnetic switch fixing upright (11), and the first structural members (4) of the second end fixing bracket are provided with second structural members (8) on the side away from the magnetic switch fixing upright (11).
6. An excitation disk cabinet rotor cable copper bar fixing support structure according to claim 5, wherein the first structural member (4) is a U-shaped mechanism, the first structural member (4) is fixedly arranged on the corresponding magnetic-killing switch fixing upright (11) through bolts after being sleeved and matched with the corresponding magnetic-killing switch fixing upright (11), and the first structural member (4) is matched with the magnetic-killing switch fixing upright (11) to form a square structure.
7. An excitation disk cabinet rotor cable copper bar fixing bracket structure according to claim 6, wherein the welding piece (3) and the second structural member (8) are both in a U-shaped structure, the welding piece (3) is concentrically sleeved on the corresponding first structural member (4), the welding piece (3) is in welding fit with the first structural member (4), the second structural member (8) is oppositely arranged with the opening of the corresponding first structural member (4), and the middle part of the second structural member (8) is fixedly matched with the middle part of the corresponding first structural member (4) through bolts.
8. An excitation disk cabinet rotor cable copper bar fixing support structure according to claim 7, wherein two sides of the welding piece (3) are corresponding to two sides of the second structural piece (8), the corresponding sides are located on the same plane, the planes of the two sides are symmetrical about the magnetic extinction switch copper bar (10), the rotor cable copper bar (2) is arranged on the planes of the two sides, and the rotor cable copper bar (2) is fixedly matched with the welding piece (3) and the second structural piece (8) on the corresponding sides through a plurality of insulators (9).
9. An excitation disk cabinet rotor cable copper bar fixing support structure according to claim 1, wherein copper bar fixing openings for installing inverted pole copper bars (7) are arranged on the excitation disk cabinet rotor cable copper bars (10) and rotor cable copper bars (2) on two sides, and positions of the copper bar fixing openings on the excitation disk cabinet rotor cable copper bars (10) are in one-to-one correspondence with positions of the copper bar fixing openings on the rotor cable copper bars (2).
10. A rotor cable copper bar fixing bracket structure for an excitation disk cabinet according to claim 9, wherein a plurality of rotor cable fixing openings (5) are formed in the rotor cable copper bar (2) between each two adjacent magnetic-extinction switch fixing upright posts (11), and rotor cables (6) are fixedly mounted in the rotor cable fixing openings (5) through bolts respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321194074.4U CN219677789U (en) | 2023-05-17 | 2023-05-17 | Copper bar fixing support structure for rotor cable of excitation disk cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321194074.4U CN219677789U (en) | 2023-05-17 | 2023-05-17 | Copper bar fixing support structure for rotor cable of excitation disk cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677789U true CN219677789U (en) | 2023-09-12 |
Family
ID=87924262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321194074.4U Active CN219677789U (en) | 2023-05-17 | 2023-05-17 | Copper bar fixing support structure for rotor cable of excitation disk cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677789U (en) |
-
2023
- 2023-05-17 CN CN202321194074.4U patent/CN219677789U/en active Active
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