CN214900705U - Generator magnetic force system that stability is strong - Google Patents
Generator magnetic force system that stability is strong Download PDFInfo
- Publication number
- CN214900705U CN214900705U CN202121063875.8U CN202121063875U CN214900705U CN 214900705 U CN214900705 U CN 214900705U CN 202121063875 U CN202121063875 U CN 202121063875U CN 214900705 U CN214900705 U CN 214900705U
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- interference
- cabinet
- magnetic force
- relay
- generator
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- 230000005284 excitation Effects 0.000 claims abstract description 35
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 229910000639 Spring steel Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a strong generator magnetic force system of stability relates to generator excitation technical field, the utility model discloses a excitation cabinet, anti-interference subassembly and fastening components, anti-interference subassembly are located the inner wall that excites the cabinet, and fastening components runs through in the bottom that excites the cabinet. The utility model discloses when exciting the outside great magnetic force that produces of cabinet, inside relay is under the effect of anti-interference coating, can carry out the separation with outside interference, interference then by the separation of anti-interference magnetic sheet, and simultaneously, after the relay operation produced the interference, anti-interference magnetic sheet and anti-interference layer will disturb the separation in the inside of exciting the cabinet, prevent to disturb other components, secondly, change former DC24V control circuit into DC110V control circuit, DC110V power adopts two different battery power supply modes, the reliability of equipment has been improved, prevent the emergence of generator non-power failure incident, realize the target of comprehensive zero non-stop, and the cost is saved, the effectual anti-interference poor problem of relay that has solved, should become originally low.
Description
Technical Field
The utility model relates to a generator excitation technical field specifically is a strong generator magnetic force system of stability.
Background
The power plant excitation system adopts UNRTROL6800 series microcomputer excitation regulator devices produced by ABB company of Switzerland (assembled by Harbin motor plant), original ABB K291 and K292 intermediate relays and control loops of generation-transformation group-hopping excitation are transformed and replaced by NR0521B intermediate relays produced by Nanrui relay Bao, and the important implementation requirements of eighteen major anti-accident measures and relay protection professional of power grids of national grid company No. 2005 are met, namely, all main loops related to direct tripping adopt the intermediate relays with action voltage at rated direct-current power supply voltage, and the action power is required to be not lower than 5W.
The existing relay wire is long, when the relay is connected with too many cables, the cables can be staggered together, so that the cables are knotted, the working time is increased when the cables need to be replaced, secondly, the existing relay is easily influenced by the environment when in operation, and the risk of misoperation in operation can occur in the subsequent electric appliance after being interfered.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a strong generator magnetic force system of stability to solve current device and receive external disturbance and go wrong and because the electric wire overlength leads to the technical problem who knoes.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a strong generator magnetic force system of stability, is including excitation cabinet, anti-interference subassembly and fastening components, anti-interference subassembly is located the inner wall of excitation cabinet, fastening components runs through in the bottom of excitation cabinet.
Further, the sleeve has been run through at the top of excitation cabinet, telescopic internally mounted has the fan, telescopic surface is provided with the filter screen, the surface of excitation cabinet is provided with the chamber door, surface one side of chamber door is provided with the handle, just the surface of handle is provided with anti-skidding line, the inside of excitation cabinet is provided with the relay.
Through adopting above-mentioned technical scheme, when inside relay produced heat, operating personnel was through starting the fan, with outside dust separation under the effect of filter screen, bloied to inside relay through the fan, increased the life of relay, when needs overhauld the relay, operating personnel opened the chamber door through the handle, through the anti-skidding line that the handle surface set up, can increase with operating personnel's area of contact, prevent to skid.
Furthermore, the anti-interference component comprises an anti-interference coating, and an anti-interference magnetic plate is arranged on the inner wall of the anti-interference coating.
By adopting the technical scheme, the interference generated by external interference devices or relays is blocked by the cooperation of the anti-interference coating and the anti-interference magnetic plate, so that the problem of misoperation of the relays is prevented.
Further, the bottom of excitation cabinet runs through there is the opening, the inside both sides of opening are seted up flutedly, the one end of spring is connected with splint.
Through adopting above-mentioned technical scheme, be connected at the electric wire with the relay, pass through the opening with the electric wire and get into inside the excitation cabinet, then the effort that two sets of splint of electric wire extrusion overcome the spring removes to both sides, fixes the electric wire after the spring resets.
Furthermore, two springs are a set of, are provided with the multiunit, and the multiunit the spring adopts spring steel material processing to form.
Through adopting above-mentioned technical scheme, contract two springs through electric wire extrusion splint, adopt the reset action that can increase the spring of spring steel for the spring is strengthened greatly long-time life down.
Furthermore, the balls are provided with a plurality of groups, and the plurality of groups of balls are arranged at equal intervals from top to bottom.
Through adopting above-mentioned technical scheme, when the electric wire torsion condition appeared, operating personnel was at rotatory electric wire, and the electric wire removes on the ball, reduces the friction, and it is convenient to drive the electric wire rotation.
Furthermore, the two springs are in a group, and the two springs are arranged in a mirror symmetry mode along the center line of the longitudinal axis of the through opening.
Through adopting above-mentioned technical scheme, after fixing the electric wire, through two springs and splint, increase the fixity ability to the electric wire, be convenient for appear twisting the back at the electric wire, resume simple operation, labour saving and time saving.
To sum up, the utility model discloses mainly have following beneficial effect:
1. the utility model discloses a through setting up spring, splint and ball, when needing to connect to use the relay, operating personnel put into the excitation cabinet through the opening with the relay switch-on with the electric wire, the electric wire extrudees two sets of splint and overcomes the effort of spring, when the torsional condition appears in the electric wire, through rotating the electric wire, the electric wire makes the electric wire that produces the moment of torsion recover under the cooperation of ball, reduce the wearing and tearing of electric wire, the effectual existing device of solving appears because the electric wire overlength appears the appearance of the condition such as knotting, the structure fixity can be good, application range is wide;
2. the utility model discloses a set up anti-interference coating and anti-interference magnetic sheet, when exciting the outside great magnetic force of production of cabinet, inside relay is under the effect of anti-interference coating, can carry out the separation with outside interference, interference then by the separation of anti-interference magnetic sheet, and simultaneously, after relay operation production interference, anti-interference magnetic sheet and anti-interference layer will disturb the separation in the inside of exciting the cabinet, prevent to disturb other components, secondly, change former DC24V control circuit into DC110V control circuit, DC110V power adopts two different battery power supply modes, the reliability of equipment is improved, prevent the emergence of generator non-power failure incident, realize the target of comprehensive zero non-stop, and the cost is saved, the effectual problem of the anti-interference difference of relay of having solved, this structure is with low costs.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is the schematic diagram of the positive structure of the excitation cabinet
Fig. 3 is a schematic side view of the clamping plate of the present invention;
fig. 4 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.
In the figure: 1. an excitation cabinet; 2. a sleeve; 3. a fan; 4. filtering with a screen; 5. a relay; 6. an anti-interference component; 601. an anti-interference coating; 602. an anti-interference magnetic plate; 7. a fastening assembly; 701. a port; 702. a groove; 703. a spring; 704. a splint; 705. a ball bearing; 706. a heat conducting plate; 8. a box door; 9. a handle.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. 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.
The following describes an embodiment of the present invention according to its overall structure.
Referring to fig. 1, fig. 2 and fig. 4, a strong generator magnetic force system of stability, including excitation cabinet 1, anti-interference subassembly 6 and fastening components 7, anti-interference subassembly 6 is located the inner wall of excitation cabinet 1, fastening components 7 run through in the bottom of excitation cabinet 1, can prevent the maloperation risk from appearing with the inside and outside interference separation of excitation cabinet 1 through interference components 6, and the electric wire prevents that the electric wire from knoing or the condition of knob from appearing under fastening components 7's cooperation.
Referring to fig. 1, 2 and 4, the anti-interference assembly 6 includes an anti-interference coating 601, an anti-interference magnetic plate 602 is disposed on an inner wall of the anti-interference coating 601, by shielding external interference and external interference generated by an internal relay 5, a sleeve 2 penetrates through the top of the excitation cabinet 1, a fan 3 is installed in the sleeve 2, a filter screen 4 is arranged on the outer surface of the sleeve 2, and external wind is driven by the fan, the internal relay is subjected to blowing and heat dissipation to prolong the service life of the relay 5, two springs 703 are combined into one group, and two springs 703 set up along opening 701 vertical axis central line mirror image, increase and fasten the electric wire, prevent that the electric wire is loose, and the bottom of excitation cabinet 1 runs through there is opening 701, and the inside both sides of opening 701 have seted up recess 702, and the one end of spring 703 is connected with splint 704, and the electric wire of being convenient for gets into excitation cabinet 1 through opening 701 inside and relay 5 is linked together.
Referring to fig. 1-4, the fastening assembly 7 includes a through hole 701, two sides of the inside of the through hole 701 are provided with grooves 702, one side of the inside of the groove 702 is connected with a spring 703, one end of the spring 703 is connected with a clamping plate 704, one side of the clamping plate 704 is respectively provided with a heat conducting plate 706 and balls 705, which prevent the wires from knotting through the cooperation of the spring 703 and the clamping plate 704, the outer surface of the excitation cabinet 1 is provided with a cabinet door 8, one side of the outer surface of the cabinet door 8 is provided with a handle 9, the outer surface of the handle 9 is provided with anti-slip patterns, the inside of the excitation cabinet 1 is provided with a relay 5, an operator opens the cabinet door 8 by pulling the handle 9, the relay 5 inside is convenient to overhaul, the balls 705 are provided with a plurality of groups, and the plurality of groups of balls 705 are arranged equidistantly from top to bottom, the wires are convenient to reset the twisted wires under the effect of the balls 705, two springs 703 are provided as a group, and the multiple groups of springs 703 are formed by processing spring steel materials, so that the service life of the springs 703 is greatly prolonged under the condition of clamping wires for a long time.
The working principle is as follows: an operator checks the integrity of the device, the power supply is switched on, the operator opens the box door 8 by pulling the handle 9, the relay 5 inside the box is overhauled, when the relay 5 needs to be switched on, an electric wire enters the excitation cabinet 1 through the through hole 701, then the electric wire is switched on with the relay 5 through the box door 8, the electric wire extrudes the two groups of clamping plates 704 to overcome the acting force of the spring 703, when the electric wire is twisted, the electric wire recovers the electric wire generating torque under the coordination of the ball 705 by rotating the electric wire, the abrasion of the electric wire is reduced, when a large magnetic force is generated outside the excitation cabinet 1, the internal relay 5 can block the external interference under the action of the anti-interference coating 601, the interference is blocked by the anti-interference magnetic plate 602, meanwhile, after the relay 5 generates the interference during operation, the anti-interference blocking is performed inside the excitation cabinet 1 by the anti-interference magnetic plate 602 and the anti-interference coating 601, and interference on other elements is prevented, the original DC24V control loop is changed into a DC110V control loop, and a DC110V power supply adopts two different battery power supply modes, so that the reliability of equipment is improved, and the occurrence of a non-power-failure event of a generator is prevented.
Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.
Claims (7)
1. The utility model provides a strong generator magnetic force system of stability, includes excitation cabinet (1), anti-interference subassembly (6) and fastening components (7), its characterized in that: the anti-interference assembly is located on the inner wall of the excitation cabinet (1), and the fastening assembly (7) penetrates through the bottom of the excitation cabinet (1).
2. A robust generator magnet system as defined in claim 1, further comprising: the top of excitation cabinet (1) is run through and is had sleeve (2), the internally mounted of sleeve (2) has fan (3), the surface of sleeve (2) is provided with filter screen (4), the surface of excitation cabinet (1) is provided with chamber door (8), surface one side of chamber door (8) is provided with handle (9), just the surface of handle (9) is provided with anti-skidding line, the inside of excitation cabinet (1) is provided with relay (5).
3. A robust generator magnet system as defined in claim 1, further comprising: the anti-interference component (6) comprises an anti-interference coating (601), and an anti-interference magnetic plate (602) is arranged on the inner wall of the anti-interference coating (601).
4. A robust generator magnet system as defined in claim 1, further comprising: the fastening assembly (7) comprises a through opening (701), grooves (702) are formed in two sides of the inside of the through opening (701), a spring (703) is connected to one side of the inside of each groove (702), a clamping plate (704) is connected to one end of each spring (703), and a heat conduction plate (706) and a ball (705) are arranged on one side of each clamping plate (704) respectively.
5. The strong stability generator magnetic force system as claimed in claim 4, wherein: the two springs (703) are in a group and are provided with a plurality of groups, and the springs (703) are made of spring steel materials.
6. The strong stability generator magnetic force system as claimed in claim 4, wherein: the ball (705) is provided with a plurality of groups, and the plurality of groups of balls (705) are arranged at equal intervals from top to bottom.
7. The strong stability generator magnetic force system as claimed in claim 5, wherein: the two springs (703) are in a group, and the two springs (703) are arranged in a mirror image mode along the center line of the longitudinal axis of the through hole (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121063875.8U CN214900705U (en) | 2021-05-18 | 2021-05-18 | Generator magnetic force system that stability is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121063875.8U CN214900705U (en) | 2021-05-18 | 2021-05-18 | Generator magnetic force system that stability is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214900705U true CN214900705U (en) | 2021-11-26 |
Family
ID=78891452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121063875.8U Expired - Fee Related CN214900705U (en) | 2021-05-18 | 2021-05-18 | Generator magnetic force system that stability is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214900705U (en) |
-
2021
- 2021-05-18 CN CN202121063875.8U patent/CN214900705U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |