CN212967311U - Waterproof heat dissipation shell of transformer - Google Patents
Waterproof heat dissipation shell of transformer Download PDFInfo
- Publication number
- CN212967311U CN212967311U CN202021953492.3U CN202021953492U CN212967311U CN 212967311 U CN212967311 U CN 212967311U CN 202021953492 U CN202021953492 U CN 202021953492U CN 212967311 U CN212967311 U CN 212967311U
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- transformer
- casing
- waterproof
- fixedly connected
- heat
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 14
- 238000013016 damping Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 5
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a waterproof heat dissipation shell of transformer, which comprises a housin, the bottom fixedly connected with base of casing, the first fixed plate of fixedly connected with on the inner wall of casing, be provided with first through-hole on the first fixed plate, the bottom fixed mounting of casing has the motor, fixedly connected with dwang on the output shaft of motor, the dwang stretches into the inside of motor and the fixedly connected with fan blade, sliding connection has the backup pad on the inner wall of casing, be provided with the second through-hole in the backup pad, the top of backup pad is provided with coupling mechanism, the bottom of backup pad is provided with damper, the both sides of casing are provided with first heat radiation fins, a plurality of second heat radiation fins of fixedly connected with on the first heat radiation fins, be provided with a plurality of third through-holes on the lateral wall of casing, the top. The utility model provides a pair of waterproof heat dissipation shell of transformer, it is rain-proof waterproof, can cool off and dispel the heat the transformer to be convenient for dismouting and maintenance.
Description
Technical Field
The utility model relates to a transformer technical field especially relates to a waterproof heat dissipation shell of transformer.
Background
The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and its main components are a primary coil, a secondary coil, an iron core and a housing. The transformer produces a large amount of heats in the course of the work, when can not in time dispel the heat, and these heats are gathered and can be leaded to the transformer temperature to rise, have shortened the life of transformer, and the transformer is inside to possibly intake when raining, leads to the emergence of electric leakage accident, causes the threat to people's life and property safety.
SUMMERY OF THE UTILITY MODEL
To the not enough of background art, the utility model provides a waterproof heat dissipation shell of transformer, it is rain-proof waterproof, can cool off and dispel the heat the transformer to be convenient for dismouting and maintenance.
In order to achieve the above object, the present invention provides the following technical solutions: a waterproof heat-dissipation shell of a transformer comprises a shell, wherein the bottom of the shell is fixedly connected with a base, the inner wall of the shell is fixedly connected with a first fixing plate, the first fixing plate is provided with a first through hole, the bottom of the shell is fixedly provided with a motor, an output shaft of the motor is fixedly connected with a rotating rod, the rotating rod extends into the motor and is fixedly connected with fan blades, the inner wall of the shell is connected with a supporting plate in a sliding way, the supporting plate is provided with a second through hole, the top of the supporting plate is provided with a connecting mechanism, the bottom of the supporting plate is provided with a damping mechanism, the two sides of the shell are provided with first radiating fins, a plurality of second radiating fins are fixedly connected on the first radiating fins, the lateral wall of the shell is provided with a plurality of third through holes, and the top of the shell is detachably connected with a waterproof cover assembly.
Adopt above-mentioned scheme, place the transformer in the backup pad, it is fixed with the transformer to utilize coupling mechanism, damper can play the cushioning effect to the transformer, keep the stability of transformer, the first heat radiation fin who sets up, second heat radiation fin and third through hole can dispel the heat to the both sides of transformer, a plurality of second heat radiation fin of setting have increased the area of contact with the air, be favorable to the rapid heat dissipation of transformer, starter motor, drive dwang and fan blade rotate, can accelerate the circulation of the inside air of casing, the radiating efficiency of transformer has been improved, when the buckler subassembly of setting can prevent to rain, the rainwater falls into the inside electric leakage accident that leads to of transformer.
Preferably, the top fixedly connected with limiting plate of casing, the buckler subassembly includes two sets of connecting plates, fixedly connected with second fixed plate between the connecting plate, the top fixedly connected with buckler body of connecting plate, the connecting plate with the limiting plate passes through second bolted connection.
By adopting the scheme, the connecting plate is connected with the limiting plate through the second bolt, so that the waterproof cover assembly and the shell are convenient to mount and dismount, and the maintenance is convenient.
Preferably, second fixed plate top fixed mounting has the air exhauster, be connected with air-supply line and first play tuber pipe on the air exhauster, the air-supply line link up the second fixed plate with the casing, and the air-supply line is connected with the cover that induced drafts through helicitic texture, the exit end and the cooler bin of first play tuber pipe are connected, be connected with the second on the cooler bin and go out the tuber pipe, the second go out the tuber pipe the exit end with the lateral wall fixed connection of casing, be provided with the condenser pipe in the cooler bin.
By adopting the scheme, the heat generated by the transformer in the shell is extracted by the exhaust fan through the air suction cover, and the heat enters the cooling box through the air inlet pipe and the first air outlet pipe, the cooling liquid flows in the condensation pipe, and the air flow passing through the cooling box can be cooled and then conveyed to the inside of the shell through the second air outlet pipe, so that the cooling effect on the transformer is achieved.
Preferably, the outlet end of the second air outlet pipe is located between the first fixing plate and the supporting plate.
By adopting the scheme, the air flow cooled by the cooling box is conveyed between the first fixing plate and the supporting plate, and when the fan blades positioned at the bottom of the supporting plate rotate, the air flow can be rapidly dispersed, so that the transformer can be uniformly cooled and radiated.
Preferably, the connecting mechanism comprises a connecting block, the connecting block is fixedly connected with the supporting plate, a first limiting groove is formed in the connecting block, and the first limiting groove is connected with the transformer through a first bolt.
By adopting the scheme, the two sides of the transformer are provided with the convex blocks matched with the first limiting grooves, when the shell and the transformer are assembled, the convex blocks on the transformer are inserted into the first limiting grooves, and the convex blocks on the transformer are fixed with the connecting blocks by utilizing the first bolts.
Preferably, damper includes the slider, the slider with backup pad fixed connection, the slider with first fixed plate sliding connection, the cover is equipped with first spring on the slider, the one end of first spring with backup pad fixed connection, the other end and first fixed plate fixed connection, the bottom fixedly connected with one end of second spring of slider, the other end of second spring with the inner wall fixed connection of casing.
By adopting the scheme, after the transformer is assembled with the connecting mechanism, when the transformer vibrates, the supporting plate moves upwards or downwards to drive the sliding block to move upwards or downwards, the first spring and the second spring are stretched or compressed, and the first spring and the second spring can absorb the generated energy, so that the damping effect is realized on the transformer, the voltage regulator is kept stable, and the transformer is protected from being damaged.
Preferably, a second limiting groove is formed in the shell, and the second limiting groove is matched with the supporting plate.
By adopting the scheme, the supporting plate can vertically move up and down without being inclined.
Preferably, a dust screen is arranged on the shell at the position corresponding to the third through hole.
Adopt above-mentioned scheme, prevent that the dust from passing through the inside of third through-hole entering casing.
Preferably, the surfaces of the shell and the waterproof cover body are provided with waterproof layers.
By adopting the scheme, the arranged waterproof layer can prevent rainwater from entering the shell, so that the transformer is protected from being damaged.
Preferably, the shell is hinged with a door body, and the door body is provided with a groove and a lock body.
By adopting the scheme, the arranged door body is convenient for an operator to place the transformer into the shell, and the arranged groove is convenient for the operator to open the door body.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the first heat radiation fins who sets up, second heat radiation fins and third through hole can dispel the heat to the both sides of transformer, the air exhauster is taken out the heat that the inside transformer of casing produced through the cover that induced drafts, inside intake stack and the first play tuber pipe entering cooler bin, the inside flow of condenser pipe has the coolant liquid, can carry between first fixed plate and the backup pad through the second play tuber pipe after the air current cooling through the cooler bin, the fan blade that is located the backup pad bottom rotates under the drive of motor and dwang, thereby disperse refrigerated air current rapidly, make the transformer can evenly cool off and dispel the heat, the circulation of the inside air of casing has been accelerated, the radiating efficiency of transformer has been improved.
(2) When the waterproof layer that the surface of the waterproof cover subassembly and casing and the waterproof cover body that set up can prevent to rain, the rainwater falls into the inside electric leakage accident that leads to of transformer, through second bolted connection, easy dismounting, the maintenance of being convenient for between waterproof cover subassembly and the casing.
(3) The cooperation of backup pad, first fixed plate, slider, first spring and second spring is used, can play the cushioning effect to the transformer, makes the voltmeter remain stable, and the protection transformer does not receive the damage.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic view of the structure of the right side of the present invention.
In the figure: 1. a base; 2. a motor; 3. rotating the rod; 4. a fan blade; 5. a first fixing plate; 51. a first through hole; 6. a damping mechanism; 61. a first spring; 62. a slider; 63. a second spring; 7. a support plate; 71. a second through hole; 8. a connecting mechanism; 81. a first bolt; 82. connecting blocks; 83. a first limit groove; 9. a second heat radiation fin; 10. a first heat radiation fin; 11. a third through hole; 12. a dust screen; 13. a waterproof cover assembly; 131. a waterproof cover body; 132. a connecting plate; 133. a second fixing plate; 14. a housing; 15. a door body; 151. a groove; 152. a lock body; 16. an exhaust fan; 17. an air inlet pipe; 18. a limiting plate; 19. a second bolt; 20. an air suction hood; 21. a first air outlet pipe; 22. a second limit groove; 23. a condenser tube; 24. a cooling tank; 25. and a second air outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a waterproof heat dissipation casing for a transformer, including a casing 14, a base 1 fixedly connected to the bottom of the casing 14, a first fixing plate 5 fixedly connected to the inner wall of the casing 14, a first through hole 51 formed on the first fixing plate 5, a motor 2 fixedly mounted at the bottom of the casing 14, a rotating rod 3 fixedly connected to the output shaft of the motor 2, the rotating rod 3 extending into the motor 2 and fixedly connected to a fan blade 4, a supporting plate 7 slidably connected to the inner wall of the casing 14, a second through hole 71 formed on the supporting plate 7, a connecting mechanism 8 disposed at the top of the supporting plate 7, a damping mechanism 6 disposed at the bottom of the supporting plate 7, first heat dissipation fins 10 disposed at both sides of the casing 14, a plurality of second heat dissipation fins 9 fixedly connected to the first heat dissipation fins 10, a plurality of third through holes 11 disposed on the side wall of the casing, a waterproof cover assembly 13 is detachably attached to the top of the housing 14.
Place the transformer in backup pad 7, it is fixed with the transformer to utilize coupling mechanism 8, damper 6 can play the cushioning effect to the transformer, keep the stability of transformer, the first heat radiation fin 10 that sets up, second heat radiation fin 9 and third through hole 11 can dispel the heat to the both sides of transformer, a plurality of second heat radiation fin 9 that set up have increased the area of contact with the air, be favorable to the rapid heat dissipation of transformer, starter motor 2, drive dwang 3 and fan blade 4 rotate, can accelerate the circulation of the inside air of casing 14, the radiating efficiency of transformer has been improved, when the buckler subassembly 13 of setting can prevent to rain, the rainwater falls into inside the transformer, lead to the electric leakage accident.
The top fixedly connected with limiting plate 18 of casing 14, buckler subassembly 13 includes two sets of connecting plates 132, fixedly connected with second fixed plate 133 between the connecting plate 132, the top fixedly connected with buckler body 131 of connecting plate 132, connecting plate 132 passes through second bolt 19 with limiting plate 18 and is connected, the installation and the dismantlement between buckler subassembly 13 of being convenient for and casing 14, convenient maintenance.
An exhaust fan 16 is fixedly mounted at the top of the second fixing plate 133, an air inlet pipe 17 and a first air outlet pipe 21 are connected to the exhaust fan 16, the air inlet pipe 17 penetrates through the second fixing plate 133 and the shell 14, the air inlet pipe 17 is connected with an air suction hood 20 through a threaded structure, the outlet end of the first air outlet pipe 21 is connected with a cooling box 24, a second air outlet pipe 25 is connected to the cooling box 24, the outlet end of the second air outlet pipe 25 is fixedly connected with the side wall of the shell 14, and a condensation pipe 23 is arranged in the cooling box 24.
The exhaust fan 16 extracts heat generated by the transformer in the housing 14 through the air suction hood 20, the heat enters the cooling box 24 through the air inlet pipe 17 and the first air outlet pipe 21, cooling liquid flows in the condensing pipe 23, air flow passing through the cooling box 24 can be cooled and then conveyed into the housing 14 through the second air outlet pipe 25, and a cooling effect is achieved on the transformer.
The outlet end of the second air outlet pipe 25 is located between the first fixing plate 5 and the supporting plate 7, air flow cooled by the cooling box 24 is conveyed between the first fixing plate 5 and the supporting plate 7, and when the fan blades 4 located at the bottom of the supporting plate 7 rotate, the air flow can be rapidly dispersed, so that the transformer can be uniformly cooled and dissipated.
The connecting mechanism 8 comprises a connecting block 82, the connecting block 82 is fixedly connected with the supporting plate 7, a first limiting groove 83 is formed in the connecting block 82, the first limiting groove 83 is connected with the transformer through a first bolt 81, protruding blocks matched with the first limiting groove 83 are arranged on two sides of the transformer, when the shell 14 and the transformer are assembled, the protruding blocks on the transformer are inserted into the first limiting groove 83, and the protruding blocks on the transformer are fixed with the connecting block 82 through the first bolt 81.
After the transformer is assembled with the connecting mechanism 8, when the transformer vibrates, the supporting plate 7 moves upwards or downwards to drive the sliding block 62 to move upwards or downwards to stretch or compress the first spring 61 and the second spring 63, and the first spring 61 and the second spring 63 can absorb generated energy, so that the transformer is damped, a voltage regulator is kept stable, and the transformer is protected from being damaged.
The housing 14 is provided with a second limiting groove 22, and the second limiting groove 22 is matched with the support plate 7, so that the support plate 7 can vertically move up and down without being inclined.
A dust screen 12 is disposed on the housing 14 at a position corresponding to the third through hole 11 to prevent dust from entering the housing 14 through the third through hole 11.
The surfaces of the shell 14 and the waterproof cover body 131 are provided with waterproof layers, and the waterproof layers can prevent rainwater from entering the interior of the shell 14, so that the transformer is protected from being damaged.
The casing 14 is hinged with the door body 15, the door body 15 is provided with the groove 151 and the lock body 152, the arranged door body 15 facilitates an operator to place a transformer into the casing 14, and the groove 151 facilitates the operator to open the door body 15.
The working principle is as follows: the air inlet pipe 17 extends into the shell 14, the connecting plate 132 is inserted between the limiting plates 18, the connecting plate 132 and the limiting plates 18 are locked by the second bolts 19, then the air suction cover 20 and the air inlet pipe 17 are connected by a threaded structure, so that the waterproof cover assembly 13 and the shell 14 are fixed, then the door body 15 is opened, the transformer is placed on the supporting plate 7, the convex block on the transformer is inserted into the first limiting groove 83, and the convex block on the transformer is fixed with the connecting block 82 by the first bolts 81, so that the transformer is fixed with the shell 14;
when the transformer vibrates, the supporting plate 7 moves upwards or downwards to drive the sliding block 62 to move upwards or downwards to stretch or compress the first spring 61 and the second spring 63, and the first spring 61 and the second spring 63 can absorb generated energy, so that a damping effect is achieved on the transformer, the voltage regulator is kept stable, the transformer is protected from being damaged, and when rain falls, rainwater falls into the transformer to cause a leakage accident;
the transformer during operation generates heat, the first heat radiation fin 10, the second heat radiation fin 9 and the third through hole 11 that set up can dispel the heat to the both sides of transformer, air exhauster 16 draws the heat that the inside transformer of casing 14 produced out through the cover 20 that induced drafts, through air-supply line 17 and first play tuber pipe 21 entering cooling box 24 inside, condenser pipe 23 inside flows there is the coolant liquid, can carry between first fixed plate 5 and backup pad 7 through second play tuber pipe 25 after the air current cooling through cooling box 24, the fan blade 4 that is located backup pad 7 bottom rotates under the drive of motor 2 and dwang 3, thereby disperse the refrigerated air current rapidly, make the transformer can evenly cool off and dispel the heat, the circulation of the inside air of casing 14 has been accelerated, the radiating efficiency of transformer has been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a waterproof heat dissipation shell of transformer, includes casing (14), the bottom fixedly connected with base (1) of casing (14), its characterized in that: the fan blade fixing device is characterized in that a first fixing plate (5) is fixedly connected to the inner wall of the shell (14), a first through hole (51) is formed in the first fixing plate (5), a motor (2) is fixedly mounted at the bottom of the shell (14), a rotating rod (3) is fixedly connected to the output shaft of the motor (2), the rotating rod (3) extends into the motor (2) and is fixedly connected with fan blades (4), a supporting plate (7) is slidably connected to the inner wall of the shell (14), a second through hole (71) is formed in the supporting plate (7), a connecting mechanism (8) is arranged at the top of the supporting plate (7), a damping mechanism (6) is arranged at the bottom of the supporting plate (7), first heat radiating fins (10) are arranged on two sides of the shell (14), and a plurality of second heat radiating fins (9) are fixedly connected to the first heat radiating fins (10), the lateral wall of casing (14) is provided with a plurality of third through-holes (11), the top of casing (14) can be dismantled and be connected with buckler subassembly (13).
2. The waterproof and heat-dissipating casing of a transformer as claimed in claim 1, wherein: the top fixedly connected with limiting plate (18) of casing (14), buckler subassembly (13) are including two sets of connecting plates (132), fixedly connected with second fixed plate (133) between connecting plate (132), the top fixedly connected with buckler body (131) of connecting plate (132), connecting plate (132) with limiting plate (18) are connected through second bolt (19).
3. The waterproof and heat-dissipating casing of a transformer as claimed in claim 2, wherein: second fixed plate (133) top fixed mounting has air exhauster (16), be connected with air-supply line (17) and first play tuber pipe (21) on air exhauster (16), air-supply line (17) link up second fixed plate (133) with casing (14), and air-supply line (17) are connected with the cover (20) that induced drafts through helicitic texture, the exit end and the cooler bin (24) of first play tuber pipe (21) are connected, be connected with second play tuber pipe (25) on cooler bin (24), the exit end that the second goes out tuber pipe (25) with the lateral wall fixed connection of casing (14), be provided with condenser pipe (23) in cooler bin (24).
4. The waterproof and heat-dissipating casing of a transformer as claimed in claim 3, wherein: the outlet end of the second air outlet pipe (25) is positioned between the first fixing plate (5) and the supporting plate (7).
5. The waterproof and heat-dissipating casing of a transformer as claimed in claim 1, wherein: the connecting mechanism (8) comprises a connecting block (82), the connecting block (82) is fixedly connected with the supporting plate (7), a first limiting groove (83) is formed in the connecting block (82), and the first limiting groove (83) is connected with the transformer through a first bolt (81).
6. The waterproof and heat-dissipating casing of a transformer as claimed in claim 1, wherein: damper (6) include slider (62), slider (62) with backup pad (7) fixed connection, slider (62) with first fixed plate (5) sliding connection, the cover is equipped with first spring (61) on slider (62), the one end of first spring (61) with backup pad (7) fixed connection, the other end and first fixed plate (5) fixed connection, the bottom fixedly connected with one end of second spring (63) of slider (62), the other end of second spring (63) with the inner wall fixed connection of casing (14).
7. The waterproof and heat-dissipating casing of a transformer as claimed in claim 1, wherein: a second limiting groove (22) is formed in the shell (14), and the second limiting groove (22) is matched with the supporting plate (7).
8. The waterproof and heat-dissipating casing of a transformer as claimed in claim 1, wherein: and a dustproof net (12) is arranged on the shell (14) at the corresponding position of the third through hole (11).
9. The waterproof heat-dissipating housing of a transformer as claimed in claim 1 or 2, wherein: waterproof layers are arranged on the surfaces of the shell (14) and the waterproof cover body (131).
10. The waterproof and heat-dissipating casing of a transformer as claimed in claim 1, wherein: the shell (14) is hinged with a door body (15), and the door body (15) is provided with a groove (151) and a lock body (152).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953492.3U CN212967311U (en) | 2020-09-08 | 2020-09-08 | Waterproof heat dissipation shell of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953492.3U CN212967311U (en) | 2020-09-08 | 2020-09-08 | Waterproof heat dissipation shell of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212967311U true CN212967311U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021953492.3U Expired - Fee Related CN212967311U (en) | 2020-09-08 | 2020-09-08 | Waterproof heat dissipation shell of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212967311U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838642A (en) * | 2021-08-24 | 2021-12-24 | 国网河南省电力公司三门峡市陕州供电公司 | Auxiliary cooling device for transformer |
| CN115565753A (en) * | 2022-03-09 | 2023-01-03 | 杭州小鲤工业设计有限公司 | A high-power transformer with isolation protection device |
| CN116313397A (en) * | 2023-05-17 | 2023-06-23 | 国网山东省电力公司德州市陵城区供电公司 | A transformer support mechanism for power installation |
-
2020
- 2020-09-08 CN CN202021953492.3U patent/CN212967311U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838642A (en) * | 2021-08-24 | 2021-12-24 | 国网河南省电力公司三门峡市陕州供电公司 | Auxiliary cooling device for transformer |
| CN113838642B (en) * | 2021-08-24 | 2023-10-20 | 国网河南省电力公司三门峡市陕州供电公司 | An auxiliary heat dissipation device for transformers |
| CN115565753A (en) * | 2022-03-09 | 2023-01-03 | 杭州小鲤工业设计有限公司 | A high-power transformer with isolation protection device |
| CN116313397A (en) * | 2023-05-17 | 2023-06-23 | 国网山东省电力公司德州市陵城区供电公司 | A transformer support mechanism for power installation |
| CN116313397B (en) * | 2023-05-17 | 2023-08-08 | 国网山东省电力公司德州市陵城区供电公司 | Transformer supporting mechanism for power installation |
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Granted publication date: 20210413 |
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| CF01 | Termination of patent right due to non-payment of annual fee |