CN115020090A - Lightning protection device of transformer - Google Patents
Lightning protection device of transformer Download PDFInfo
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- CN115020090A CN115020090A CN202210740905.7A CN202210740905A CN115020090A CN 115020090 A CN115020090 A CN 115020090A CN 202210740905 A CN202210740905 A CN 202210740905A CN 115020090 A CN115020090 A CN 115020090A
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- fixedly connected
- transformer
- water storage
- supporting
- lightning
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/16—Water cooling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Thermistors And Varistors (AREA)
Abstract
The invention discloses a lightning protection device of a transformer, which specifically comprises: the positioning plate is provided with a rectangular structure and an insulating block arranged at the bottom of the positioning plate, the top of the insulating block is fixedly connected with the bottom of the positioning plate, and the bottom of the insulating block is fixedly connected with a transformer shell; the transformer comprises a water storage tank and a supporting device arranged in the water storage tank, wherein the top of the supporting device penetrates through the water storage tank and is fixedly connected with a lightning arrester, a water storage hole is formed in the side face of the top of the water storage tank, and the bottom of the water storage tank is fixedly connected with the top of a positioning plate. This lightning protection device of transformer conveniently avoids the electric charge in the cloud layer to form the lightning and hits the transformer to can avoid the electric current of lightning to cause the influence to transformer and power supply line when the lightning accident hits, the security is better, can avoid wind-blown to drive lightning protection device and rock, and stability is better.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a lightning protection device of a transformer.
Background
The transformer is a static electrical equipment for transforming ac voltage and current to transmit ac power, and it realizes the electric energy transmission according to the principle of electromagnetic induction, and the transformer can be divided into power transformer, test transformer, instrument transformer and special purpose transformer: the power transformer is necessary equipment for power transmission and distribution and power consumer distribution; the device is used for carrying out voltage withstand (boosting) test on electrical equipment by the test transformer; the instrument transformer is used for electrical measurement and relay protection (PT, CT) of a power distribution system; the transformer for special purposes comprises a furnace transformer for smelting, an electric welding transformer, a rectifier transformer for electrolysis, a small-sized regulating transformer and the like. The transformer lightning protection of using at present is usually when the transformer is hit to the thunder and lightning, passes through earthing device with the thunder and lightning rapidly and conducts to ground, but when the load of equipment is too big, burns out the transformer easily, has the potential safety hazard to the thunderbolt can lead to the transformer to rock, causes the connecting piece not hard up.
Disclosure of Invention
In order to achieve the purpose, the invention is realized by the following technical scheme: a lightning protection device of a transformer specifically comprises:
the positioning plate is provided with a rectangular structure and an insulating block arranged at the bottom of the positioning plate, the top of the insulating block is fixedly connected with the bottom of the positioning plate, and the bottom of the insulating block is fixedly connected with a transformer shell;
the lightning arrester is arranged in the water storage tank, the top of the supporting device penetrates through the water storage tank and is fixedly connected with the lightning arrester, a water storage hole is formed in the side surface of the top of the water storage tank, and the bottom of the water storage tank is fixedly connected with the top of the positioning plate;
the lightning arrester includes:
the supporting seat is provided with a supporting seat body and a base arranged at the top of the supporting seat, the top of the base is fixedly connected with an insulating sleeve, the top of the insulating sleeve is fixedly connected with a lightning rod, the inner wall of the insulating sleeve is fixedly connected with a conductive column, the top of the conductive column is electrically connected with the lightning rod, the bottom of the conductive column is electrically connected with the base, and the base is grounded;
a fixed seat, the fixed seat is provided with an electrical connection structure and an arrester arranged on the top of the fixed seat, the bottom of the arrester is electrically connected with the fixed seat, the fixed seat is electrically connected with a power supply line, the bottom of the fixed seat is fixedly connected with the top of the supporting seat,
the lightning arrester is arranged, when an electrified cloud layer is gathered above a transformer, a capacitor is formed between the electrified cloud layer and a lightning rod inside the lightning arrester, when electric charges in the electrified cloud layer are more, air between the electrified cloud layer and the lightning rod is broken down to form a conductor, the electric charges in the cloud layer can be transmitted to the conductive column through the lightning rod, and the electric charges are transmitted to the ground through the conductive column and the base, so that the phenomenon that the electric charges in the cloud layer form lightning to hit the transformer is conveniently avoided, and the lightning rod and the lightning arrester are arranged.
Preferably, the bottom of the supporting seat is fixedly connected with the top of the supporting device, and the lightning arresters are provided with two groups and are respectively distributed on the parts, located on the two sides of the lightning rod, of the top of the supporting seat.
Preferably, the supporting seat is made of an insulating material, and the base is fixed to the center of the top of the supporting seat.
Preferably, strutting arrangement includes a supporting bench, brace table bottom fixedly connected with deflector, deflector bottom fixedly connected with location platform, location platform bottom fixedly connected with supporting spring is provided with strutting arrangement, support lightning arrester through strutting arrangement during the use, vibrations transmission to the brace table that produces when lightning arrester receives the thunderbolt, a supporting bench will shake and pass through the deflector transmission to the location platform on, the location platform produces and rocks and realizes the shock attenuation through supporting spring and shock pad absorption, avoid the vibrations transmission that the thunderbolt produced to the transformer on, conveniently keep voltage's stability, and the location platform sets up to the triangle form with cistern looks adaptation, through it difficult spring to shake the location platform on the water storage box inner wall, can avoid blowing to drive lightning arrester and rock, stability is better.
Preferably, the positioning table is arranged in a triangular shape matched with the water storage tank, the positioning table is arranged inside the water storage tank, and the side face of the top of the positioning table is fixedly connected with a damping pad.
Preferably, the top of the support table is fixedly connected with the bottom of the support seat, and the bottom of the support spring is fixedly connected with the bottom of the inner wall of the water storage tank.
Preferably, the bottom of the water storage tank is provided with a water outlet hole, the inner wall of the water outlet hole is slidably connected with a plug, the bottom of the plug is fixedly connected with a top rod, the bottom of the top rod is fixedly connected with a supporting top plate, a sliding sleeve is arranged below the supporting top plate, the inner wall of the sliding sleeve is slidably connected with a supporting piston, the top of the supporting piston extends to the outside of the sliding sleeve and is fixedly connected with the bottom of the supporting top plate, the side surface of the sliding sleeve is fixedly connected with a heat conducting fin and is provided with the water storage tank, rainwater enters the water storage tank through the water storage hole in rainy days, the water storage hole is arranged on the inclined side surface of the water storage tank, so that branches and leaves can be prevented from falling and being blocked, when the temperature of the transformer is higher, water stored in the water storage tank can be discharged through the water outlet hole, the heat dissipation of the transformer can be conveniently assisted, the heat dissipation effect of the transformer is improved, and no additional heat dissipation driving equipment is required, the transformer can be kept to operate at a relatively stable temperature.
Preferably, the part of the inside of the sliding sleeve, which is located below the supporting piston, is filled with a thermal expansion medium, and the bottom of the sliding sleeve penetrates through the positioning plate and is fixedly connected with the transformer shell.
Preferably, the heat conducting fins are provided with a plurality of groups and are uniformly distributed on the side surface of the sliding sleeve, the bottom of each heat conducting fin is fixedly connected with the transformer shell, one side of the heat conducting fin penetrates through the sliding sleeve and extends into the sliding sleeve, the sliding sleeve and the supporting piston are arranged, when the temperature of the transformer shell rises, heat is transferred to the inside of the sliding sleeve through the heat conducting fins, the thermal expansion medium inside the sliding sleeve expands by heating to push the supporting piston to move upwards, the supporting piston drives the supporting top plate to move upwards, the supporting top plate drives the plug to move upwards through the ejector rod, when the temperature of transformer shell reached the certain degree, the end cap was deviate from apopore inside, and the inside water of water storage box can be discharged through the apopore, conveniently cools down through the inside water of water storage box when the transformer temperature reached higher degree, can avoid the burning accident that the transformer abnormal temperature rise and lead to.
The invention provides a lightning protection device of a transformer. The method has the following beneficial effects:
1. the lightning protection device of the transformer is provided with the lightning protection device, when an electrified cloud layer is gathered above the transformer, a capacitor is formed between the electrified cloud layer and a lightning rod inside the lightning protection device, when electric charges in the electrified cloud layer are more, air between the electrified cloud layer and the lightning rod is broken down to form a conductor, the electric charges in the cloud layer can be transmitted to a conductive column through the lightning rod, and the electric charges are transmitted to the ground through the conductive column and a base, the transformer is conveniently prevented from being struck by lightning due to the formation of the electric charges in the cloud layer, the lightning rod and the lightning arrester are arranged, when the lightning rod cannot completely pour the electric charges in the cloud layer into the ground, or the transformer is struck by lightning under an accidental condition, the lightning current of the lightning can be rapidly led into the ground through the lightning arrester, the influence of the current of the lightning on the transformer and a power supply circuit is avoided, and the safety is better.
2. This lightning protection device of transformer, be provided with strutting arrangement, support lightning protection device through strutting arrangement during the use, vibrations transmission to the brace table that produces when lightning protection device receives the thunderbolt, the brace table will shake and pass through the deflector and transmit to the location bench, the location bench produces and rocks and absorbs through supporting spring and shock pad and realizes the shock attenuation, the vibrations transmission to the transformer of avoiding the thunderbolt production on, conveniently keep voltage's stability, and the location bench sets up the triangle-shaped with cistern looks adaptation, through it plan to have difficult spring will fix a position the bench extrusion on the water storage box inner wall, can avoid blowing to drive lightning protection device and rock, stability is better.
3. This lightning protection device of transformer is provided with the water storage box, the rainwater gets into inside the water storage box through the retaining hole during rainy day, the retaining hole sets up the slope side at the water storage box, can avoid the branch and leaf to drop and produce the jam, when the temperature of transformer is higher, the accessible apopore discharges the log raft of the inside storage of water storage box, make things convenient for the help transformer to dispel the heat, improve the radiating effect of transformer, need not additionally to add heat dissipation drive apparatus, make the transformer can keep working under relatively stable temperature.
4. This lightning protection device of transformer, be provided with sliding sleeve and support piston, when transformer housing's temperature risees, the heat transmits to inside the sliding sleeve through the conducting strip, the inside thermal energy medium of sliding sleeve promotes support piston rebound by the thermal expansion, support piston drives roof upward movement, roof drives the end cap rebound through the ejector pin, when transformer housing's temperature reaches the certain degree, the end cap is deviate from the apopore is inside, the inside water of water storage box can be discharged through the apopore, the convenience is cooled down through the inside water of water storage box when transformer temperature reaches the higher degree, can avoid the burning accident that the transformer abnormal temperature-rise leads to.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a lightning arrester according to the present invention;
FIG. 3 is a schematic view of the internal structure of the insulating sleeve according to the present invention;
FIG. 4 is a schematic view of the connection structure of the supporting device of the present invention;
FIG. 5 is a schematic view of the internal structure of the supporting device of the present invention;
FIG. 6 is a schematic view of a drainage configuration of a reservoir of the present invention.
In the figure: 1. positioning a plate; 2. an insulating block; 3. a transformer housing; 4. a water storage tank; 41. a water outlet hole; 42. a plug; 43. a top rod; 44. supporting a top plate; 45. a sliding sleeve; 46. a support piston; 47. a heat conductive sheet; 5. a support device; 51. a support table; 52. a guide plate; 53. a positioning table; 54. a support spring; 55. a shock pad; 6. a lightning arrester; 61. a supporting seat; 62. a base; 63. an insulating sleeve; 64. a lightning rod; 65. a conductive post; 66. a fixed seat; 67. a lightning arrester; 7. and a water storage hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a lightning protection device of transformer specifically includes:
the transformer positioning structure comprises a positioning plate 1, wherein the positioning plate 1 is of a rectangular structure, and an insulating block 2 is arranged at the bottom of the positioning plate 1, the top of the insulating block 2 is fixedly connected with the bottom of the positioning plate 1, and the bottom of the insulating block 2 is fixedly connected with a transformer shell 3;
the water storage tank 4 is of a triangular structure, the supporting device 5 is arranged inside the water storage tank 4, the top of the supporting device 5 penetrates through the water storage tank 4 and is fixedly connected with the lightning arrester 6, the side surface of the top of the water storage tank 4 is provided with a water storage hole 7, and the bottom of the water storage tank 4 is fixedly connected with the top of the positioning plate 1;
the lightning arrester 6 includes:
the supporting seat 61 is provided with a supporting seat body and a base 62 arranged at the top of the supporting seat 61, the top of the base 62 is fixedly connected with an insulating sleeve 63, the top of the insulating sleeve 63 is fixedly connected with a lightning rod 64, the inner wall of the insulating sleeve 63 is fixedly connected with a conductive column 65, the top of the conductive column 65 is electrically connected with the lightning rod 64, the bottom of the conductive column 65 is electrically connected with the base 62, and the base 62 is grounded;
the fixing base 66, this fixing base 66 have an electric connection structure to and set up the arrester 67 at the fixing base 66 top, arrester 67 bottom and fixing base 66 electric connection, fixing base 66 and power supply line electric connection, fixing base 66 bottom and supporting seat 61 top fixed connection.
The bottom of the supporting base 61 is fixedly connected with the top of the supporting device 5, and the lightning arresters 67 are arranged in two groups and respectively distributed on the top of the supporting base 61 at the parts at two sides of the lightning rod 64.
The supporting base 61 is made of an insulating material, and the base 62 is fixed at the center of the top of the supporting base 61.
The lightning arrester 6 is arranged, when an electrified cloud layer is gathered above the transformer, a capacitor is formed between the electrified cloud layer and the lightning rod 64 inside the lightning arrester 6, when electric charges in the electrified cloud layer are large, air between the electrified cloud layer and the lightning rod 64 is broken down to form a conductor, the electric charges in the cloud layer can be transmitted to the conductive column 65 through the lightning rod 64, and the electric charges are transmitted to the ground through the conductive column 65 and the base 62, so that the transformer is prevented from being struck by lightning due to the electric charges in the cloud layer, the lightning rod 64 and the lightning arrester 67 are arranged, when the lightning rod 64 cannot completely pour the electric charges in the cloud layer into the ground or the transformer is struck by lightning in an accidental situation, the lightning current can be rapidly conducted to the ground through the lightning arrester 67, the influence of the lightning current on the transformer and a power supply circuit is avoided, and the safety is good.
Example two:
referring to fig. 1-5, the present invention provides a technical solution based on the first embodiment: the supporting device 5 comprises a supporting platform 51, a guide plate 52 is fixedly connected to the bottom of the supporting platform 51, a positioning platform 53 is fixedly connected to the bottom of the guide plate 52, a supporting spring 54 is fixedly connected to the bottom of the positioning platform 53, the positioning platform 53 is in a triangular shape matched with the water storage tank 4, the positioning platform 53 is arranged inside the water storage tank 4, a shock pad 55 is fixedly connected to the side face of the top of the positioning platform 53, the top of the supporting platform 51 is fixedly connected with the bottom of a supporting seat 61, the bottom of the supporting spring 54 is fixedly connected with the bottom of the inner wall of the water storage tank 4, a supporting device 5 is arranged, when the lightning arrester 6 is supported by the supporting device 5 in use, vibration generated when the lightning arrester 6 is struck by lightning is transmitted to the supporting platform 51, the supporting platform 51 transmits the vibration to the positioning platform 53 through the guide plate 52, the positioning platform 53 generates vibration and absorbs the vibration through the supporting spring 54 and the shock pad 55, the vibrations of avoiding the thunderbolt to produce are transmitted to the transformer on, conveniently keep voltage's stability to location platform 53 sets up to the triangle-shaped with water storage box 4 looks adaptation, and difficult spring 54 of passing through extrudees location platform 53 on water storage box 4 inner wall through it, can avoid blowing to drive lightning arrester 6 and rock, and stability is better.
Example three:
referring to fig. 1-6, the present invention provides a technical solution based on the first embodiment and the second embodiment: the bottom of the water storage tank 4 is provided with a water outlet hole 41, the inner wall of the water outlet hole 41 is connected with a plug 42 in a sliding manner, the bottom of the plug 42 is fixedly connected with a top rod 43, the bottom of the top rod 43 is fixedly connected with a top supporting plate 44, a sliding sleeve 45 is arranged below the top supporting plate 44, the inner wall of the sliding sleeve 45 is connected with a supporting piston 46 in a sliding manner, the top of the supporting piston 46 extends to the outside of the sliding sleeve 45 and is fixedly connected with the bottom of the top supporting plate 44, the side surface of the sliding sleeve 45 is fixedly connected with a heat conducting fin 47, the part of the inside of the sliding sleeve 45, which is positioned below the supporting piston 46, is filled with thermal expansion media, the bottom of the sliding sleeve 45 penetrates through the positioning plate 1 and is fixedly connected with the transformer shell 3, the heat conducting fins 47 are provided with a plurality of groups and are uniformly distributed on the side surface of the sliding sleeve 45, the bottom of the heat conducting fin 47 is fixedly connected with the transformer shell 3, one side of the heat conducting fin penetrates through the sliding sleeve 45 and extends to the inside of the sliding sleeve 45, the water storage tank 4 is arranged, rainwater enters the water storage tank 4 through the water storage holes 7 in rainy days, the water storage holes 7 are arranged on the inclined side face of the water storage tank 4, branches and leaves can be prevented from falling to block, when the temperature of the transformer is high, water stored in the water storage tank 4 can be discharged through the water outlet holes 41, the heat dissipation of the transformer is facilitated, the heat dissipation effect of the transformer is improved, a heat dissipation driving device is not required to be additionally added, the transformer can work at a relatively stable temperature, the sliding sleeve 45 and the supporting piston 46 are arranged, when the temperature of the transformer shell 3 rises, heat is transmitted to the inside of the sliding sleeve 45 through the heat conducting fins 47, a thermal expansion medium in the sliding sleeve 45 is heated to expand to push the supporting piston 46 to move upwards, the supporting piston 46 drives the supporting top plate 44 to move upwards, the supporting top plate 44 drives the plug 42 to move upwards through the ejector rod 43, when the temperature of transformer housing 3 reached the certain degree, end cap 42 was deviate from apopore 41 is inside, and the inside water of water storage box 4 can be discharged through apopore 41, conveniently cools down through the inside water of water storage box 4 when the transformer temperature reached higher degree, can avoid the burning out accident that the transformer abnormal temperature rise and lead to.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are not specifically illustrated or described, but are instead contemplated to be practiced in the art by those skilled in the art.
Claims (9)
1. The utility model provides a lightning protection device of transformer specifically includes:
the transformer positioning structure comprises a positioning plate (1), wherein the positioning plate (1) is of a rectangular structure, and an insulating block (2) is arranged at the bottom of the positioning plate (1), the top of the insulating block (2) is fixedly connected with the bottom of the positioning plate (1), and the bottom of the insulating block (2) is fixedly connected with a transformer shell (3);
the water storage tank (4) is of a triangular structure, the supporting device (5) is arranged inside the water storage tank (4), the top of the supporting device (5) penetrates through the water storage tank (4) and is fixedly connected with the lightning arrester (6), a water storage hole (7) is formed in the side face of the top of the water storage tank (4), and the bottom of the water storage tank (4) is fixedly connected with the top of the positioning plate (1);
the lightning protection device of the transformer is characterized in that: the lightning conductor (6) comprises:
the supporting seat (61) is provided with a supporting seat body and a base (62) arranged at the top of the supporting seat (61), the top of the base (62) is fixedly connected with an insulating sleeve (63), the top of the insulating sleeve (63) is fixedly connected with a lightning rod (64), the inner wall of the insulating sleeve (63) is fixedly connected with a conductive column (65), the top of the conductive column (65) is electrically connected with the lightning rod (64), the bottom of the conductive column (65) is electrically connected with the base (62), and the base (62) is grounded;
the lightning arrester comprises a fixed seat (66), wherein the fixed seat (66) is provided with an electric connection structure and a lightning arrester (67) arranged at the top of the fixed seat (66), the bottom of the lightning arrester (67) is electrically connected with the fixed seat (66), the fixed seat (66) is electrically connected with a power supply circuit, and the bottom of the fixed seat (66) is fixedly connected with the top of the supporting seat (61).
2. The lightning protection device of a transformer according to claim 1, wherein: the bottom of the supporting seat (61) is fixedly connected with the top of the supporting device (5), and the lightning arresters (67) are arranged in two groups and are respectively distributed on the parts, located on two sides of the lightning rod (64), of the top of the supporting seat (61).
3. The lightning protection device of a transformer according to claim 1, wherein: the supporting seat (61) is made of an insulating material, and the base (62) is fixed to the center of the top of the supporting seat (61).
4. The lightning protection device of a transformer according to claim 1, wherein: the supporting device (5) comprises a supporting table (51), a guide plate (52) is fixedly connected to the bottom of the supporting table (51), a positioning table (53) is fixedly connected to the bottom of the guide plate (52), and a supporting spring (54) is fixedly connected to the bottom of the positioning table (53).
5. The lightning protection device of a transformer according to claim 4, wherein: the positioning table (53) is arranged in a triangular shape matched with the water storage tank (4), the positioning table (53) is arranged inside the water storage tank (4), and the top side face of the positioning table (53) is fixedly connected with a damping pad (55).
6. The lightning protection device of a transformer according to claim 4, wherein: the top of the support platform (51) is fixedly connected with the bottom of the support seat (61), and the bottom of the support spring (54) is fixedly connected with the bottom of the inner wall of the water storage tank (4).
7. The lightning protection device of a transformer according to claim 1, wherein: apopore (41) have been seted up to water storage box (4) bottom, apopore (41) inner wall sliding connection has end cap (42), end cap (42) bottom fixedly connected with ejector pin (43), ejector pin (43) bottom fixedly connected with supporting roof (44), supporting roof (44) below is provided with sliding sleeve (45), sliding sleeve (45) inner wall sliding connection has support piston (46), support piston (46) top extend to sliding sleeve (45) outside and with supporting roof (44) bottom fixed connection, sliding sleeve (45) side fixedly connected with conducting strip (47).
8. The lightning protection device of a transformer according to claim 7, wherein: the part of the interior of the sliding sleeve (45) below the supporting piston (46) is filled with a thermal expansion medium, and the bottom of the sliding sleeve (45) penetrates through the positioning plate (1) and is fixedly connected with the transformer shell (3).
9. The lightning protection device of a transformer according to claim 7, wherein: the heat conducting fins (47) are provided with multiple groups and are uniformly distributed on the side face of the sliding sleeve (45), the bottom of each heat conducting fin (47) is fixedly connected with the transformer shell (3), and one side of each heat conducting fin (47) penetrates through the sliding sleeve (45) and extends into the sliding sleeve (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210740905.7A CN115020090B (en) | 2022-06-28 | 2022-06-28 | Lightning protection device of transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210740905.7A CN115020090B (en) | 2022-06-28 | 2022-06-28 | Lightning protection device of transformer |
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| CN115020090A true CN115020090A (en) | 2022-09-06 |
| CN115020090B CN115020090B (en) | 2023-09-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116826556A (en) * | 2023-07-03 | 2023-09-29 | 江苏乐聪电气设备集团有限责任公司 | High-insulation transformer matched with power switch cabinet device |
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| CN110350467A (en) * | 2019-08-02 | 2019-10-18 | 江苏健雄电气安装工程有限公司 | A kind of outdoor use has the transformer of lightning protection function |
| CN210111447U (en) * | 2019-08-27 | 2020-02-21 | 青岛精艺电力设备有限公司 | All-weather box-type substation |
| CN212649067U (en) * | 2020-08-17 | 2021-03-02 | 国网安徽省电力有限公司滁州供电公司 | Transformer substation's secondary lightning protection device |
| KR102237901B1 (en) * | 2020-08-31 | 2021-04-08 | 대한전기감리(주) | High tension substation with improved aseismic capacity |
| CN112382480A (en) * | 2020-09-29 | 2021-02-19 | 国网河南省电力公司睢县供电公司 | Lightning arrester of power transformer |
| CN213401995U (en) * | 2020-11-02 | 2021-06-08 | 常熟市诺晖精密五金机械设备有限公司 | Outdoor power distribution cabinet |
| CN214413216U (en) * | 2021-02-01 | 2021-10-15 | 山东亿玛信诺电气有限公司 | Intelligent magnetic leakage anti-saturation transformer |
| CN216528285U (en) * | 2021-10-08 | 2022-05-13 | 高爱萍 | Outdoor power transformer protection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116826556A (en) * | 2023-07-03 | 2023-09-29 | 江苏乐聪电气设备集团有限责任公司 | High-insulation transformer matched with power switch cabinet device |
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| CN115020090B (en) | 2023-09-08 |
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