CN212935321U - Waterproof switch board of multiple heat dissipation type - Google Patents
Waterproof switch board of multiple heat dissipation type Download PDFInfo
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- CN212935321U CN212935321U CN202021483577.XU CN202021483577U CN212935321U CN 212935321 U CN212935321 U CN 212935321U CN 202021483577 U CN202021483577 U CN 202021483577U CN 212935321 U CN212935321 U CN 212935321U
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Abstract
The utility model discloses a waterproof switch board of multiple heat dissipation type, including the cabinet body, one side of the cabinet body is the opening structure, one side of the cabinet body is rotated and is installed the cabinet door, and the bottom fixed mounting of the cabinet body has four pad seats, and four pad seats are two bisymmetry settings, have seted up the inlet port on one side inner wall of the cabinet body, and fixed mounting has first dustproof filter screen in the inlet port, and fixed mounting has the fan that admits air on one side inner wall of the cabinet body, has seted up the louvre on the top inner wall of the cabinet body, and fixed mounting has the dustproof filter screen of second in the radiating hole, and fixed mounting has. The utility model relates to a rationally, the practicality is good, has improved the dampproofing and waterproofing effect of the cabinet body, carries out forced air cooling heat dissipation, water-cooling heat dissipation and carries out under the combined action of heat transfer to the heat of the internal portion of cabinet through carrying out the internal wind-cooling to the cabinet moreover, has realized carrying out quick effectual heat dissipation cooling to the internal portion of cabinet, avoids the internal electrical component of cabinet to receive high temperature and damage.
Description
Technical Field
The utility model relates to a switch board technical field specifically is a waterproof switch board of multiple heat dissipation type.
Background
The power distribution cabinet, the lighting power distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system, the power distribution cabinet is a general name of a motor control center, the power distribution cabinet is used in occasions with dispersed loads and less loops, the motor control center is used in occasions with concentrated loads and more loops and distributes electric energy of a certain circuit of the previous-stage power distribution equipment to nearby loads, the equipment can provide protection, monitoring and control for the loads, all electric elements and circuits in the power distribution cabinet can be in good contact and reliable connection, the power distribution cabinet is commonly used in places such as enterprise plants and workshops, and the power distribution cabinet is wide in use.
However, in the prior art, the power distribution cabinet commonly used usually only sets up single radiating hole to dispel the heat in the cabinet, and is not good to the inside radiating effect of power distribution cabinet, and the radiating rate is slow, causes the inside electric elements of power distribution cabinet to receive high temperature easily and damages, and the water-proof effects of power distribution cabinet is not good moreover, and rainy day rainwater gets into in the power distribution cabinet easily, for this reason, we propose a waterproof power distribution cabinet of multiple heat dissipation type for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a waterproof switch board of multiple heat dissipation type has solved current switch board and has just set up single radiating hole and dispel the heat in the cabinet, and is not good to the inside radiating effect of switch board, and the radiating rate is slow, causes the inside electric elements of switch board to receive high temperature easily and damage, and the water-proof effects of switch board is not good moreover, and rainy day rainwater gets into the problem in the switch board easily.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a multiple heat dissipation type waterproof power distribution cabinet comprises a cabinet body, one side of the cabinet body is of an opening structure, a cabinet door is rotatably installed on one side of the cabinet body, four pad seats are fixedly installed at the bottom of the cabinet body and are arranged in pairwise symmetry, an air inlet hole is formed in the inner wall of one side of the cabinet body, a first dustproof filter screen is fixedly installed in the air inlet hole, an air inlet fan is fixedly installed on the inner wall of one side of the cabinet body, heat dissipation holes are formed in the inner wall of the top of the cabinet body, a second dustproof filter screen is fixedly installed in the heat dissipation holes, an air exhaust fan is fixedly installed on the inner wall of the top of the cabinet body, four stand columns are arranged in pairwise symmetry, the same rain baffle is fixedly installed at the top ends of the four stand columns, a plurality of first heat dissipation fins are fixedly installed at equal intervals on two sides of the cabinet body, one side of the plurality of, the suction end fixed mounting of water pump has the pipe that absorbs water, the one end that the water pump was kept away from to the pipe that absorbs water extends to the coolant liquid incasement, the exhaust end fixed mounting of water pump has the outlet pipe, the internal wet return that is equipped with of cabinet, the bottom of wet return extends to the coolant liquid incasement, equidistant four raceway that are equipped with between outlet pipe and the wet return, one side fixed connection that the both ends of raceway are close to each other with outlet pipe and wet return respectively, the raceway is linked together with outlet pipe and wet return respectively, the bottom fixed mounting of coolant liquid case has second radiating fin, second radiating fin's top extends to the coolant liquid incasement, second radiating fin's bottom extends to outside the cabinet, the top fixed mounting of coolant liquid case has the case, the top of case is the open structure, the silica gel drier has been placed.
Preferably, the top of the cooling liquid tank is provided with a water injection hole, an end cover is installed in the water injection hole through threads, and the top of the end cover extends out of the water injection hole.
Preferably, an arc-shaped baffle is fixedly mounted on one side, close to the air inlet, of the cooling liquid tank, a sealing strip is fixedly mounted on one side, open, of the cabinet body, and the cabinet door is in contact with the sealing strip.
Preferably, all fixed the cover is equipped with three first pipe strap on outlet pipe and the wet return, and six first pipe strap equal fixed mounting are on the cabinet body keeps away from cabinet body open-ended one side inner wall, and all fixed the cover is equipped with the second pipe strap on four raceway, and four second pipe strap equal fixed mounting are on the cabinet body keeps away from cabinet body open-ended one side inner wall.
Preferably, one side of the cooling liquid tank far away from the water pump is fixedly provided with a residue discharge pipe, the residue discharge pipe is communicated with the inside of the cooling liquid tank, and one end of the residue discharge pipe far away from the cooling liquid tank extends to the outside of the cabinet body and is fixedly provided with a residue discharge valve.
Preferably, the number of the second radiating fins is a plurality of, the plurality of second radiating fins are arranged at equal intervals, and a plurality of air holes are formed in the side wall of the storage box at equal intervals.
(III) advantageous effects
The utility model provides a waterproof switch board of multiple heat dissipation type. The method has the following beneficial effects:
(1) this waterproof switch board of multiple heat dissipation type, through setting up sealing strip and cabinet door contact cooperation, can seal the opening part of the cabinet body and shelter from, it is internal to prevent that the rainwater from getting into the cabinet, shelter from the louvre through setting up the weather shield, it is internal to avoid the rainwater to flow into the cabinet from the louvre, shelter from the inlet port through setting up cowl, it is internal to avoid the rainwater to flow into the cabinet from the inlet port, thereby play good waterproof effect, through setting up first dustproof filter screen and the dustproof filter screen of second, can block the dust in the outside air, it is internal to avoid the dust to get into the cabinet.
(2) This waterproof switch board of multiple heat dissipation type, work through the start fan that admits air, it is internal that the external air is inhaled the cabinet through first dustproof filter screen, the air flow of the internal cabinet has been accelerated, through the work of start air discharge fan, the internal hot-air of cabinet is under the effect of air discharge fan, see through the dustproof filter screen of second and discharge to external of the cabinet, can carry out the forced air cooling heat dissipation to the internal cabinet, discharge the internal partial heat of cabinet, through setting up a plurality of first radiating fin, can transmit external to the cabinet through first radiating fin to the internal part heat of cabinet, thereby play the heat transfer effect to the heat that the internal portion of cabinet produced.
(3) This waterproof switch board of multiple heat dissipation type, through starting water pump work, coolant liquid in the coolant liquid case is under the transport of water pump, pass through the outlet pipe in proper order, four raceway and wet return circulate and flow, utilize the coolant liquid through the outlet pipe, four raceway and wet return circulation process that flows, can absorb the heat that the internal production of cabinet, play and carry out the water-cooling radiating effect to the internal of cabinet, through setting up a plurality of second radiating fin, can be external to the cabinet to the absorptive heat transfer of coolant liquid, cool down the coolant liquid, thereby can realize that the quick heat that produces the internal electric elements during operation of cabinet carries out quick effectual heat dissipation and cool down, avoid electric elements to receive high temperature and damage.
(4) This multiple heat dissipation type waterproof power distribution cabinet through setting up the silica gel drier, can adsorb the drying to the steam in the internal air of cabinet, plays the dampproofing effect that dehumidifies to the internal portion of cabinet, through opening the cabinet door, can regularly change the silica gel drier, through opening the incomplete valve of putting on the incomplete pipe, can discharge the coolant liquid of coolant liquid incasement, unscrew the end cover, can be to coolant liquid incasement addition appropriate amount coolant liquid.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the front view of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: 1. a cabinet body; 2. a cabinet door; 3. a pad seat; 4. an air inlet; 5. a first dust screen; 6. an air inlet fan; 7. heat dissipation holes; 8. a second dust-proof filter screen; 9. an exhaust fan; 10. a column; 11. a rain shield; 12. a first heat radiation fin; 13. a water pump; 14. a coolant tank; 15. a suction pipe; 16. a water outlet pipe; 17. a water return pipe; 18. a water delivery pipe; 19. a second heat radiation fin; 20. a storage box; 21. a silica gel desiccant; 22. an end cap; 23. an arc-shaped baffle plate; 24. a sealing strip.
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.
As shown in fig. 1-3, the utility model provides a technical solution: a multiple heat dissipation type waterproof power distribution cabinet comprises a cabinet body 1, one side of the cabinet body 1 is of an opening structure, one side of the cabinet body 1 is rotatably provided with a cabinet door 2, the bottom of the cabinet body 1 is fixedly provided with four pad seats 3, the four pad seats 3 are symmetrically arranged in pairs, an air inlet 4 is arranged on the inner wall of one side of the cabinet body 1, a first dustproof filter screen 5 is fixedly arranged in the air inlet 4, an air inlet fan 6 is fixedly arranged on the inner wall of one side of the cabinet body 1, a heat dissipation hole 7 is arranged on the inner wall of the top of the cabinet body 1, a second dustproof filter screen 8 is fixedly arranged in the heat dissipation hole 7, an exhaust fan 9 is fixedly arranged on the inner wall of the top of the cabinet body 1, four upright posts 10 are fixedly arranged in pairs, the top ends of the four upright posts 10 are fixedly provided with the same rain shield 11, a plurality, one side of each of the first heat dissipation fins 12 extends into the cabinet body 1, a water pump 13 and a cooling liquid tank 14 are fixedly mounted on the inner wall of the bottom of the cabinet body 1, a water suction pipe 15 is fixedly mounted at the suction end of the water pump 13, one end of the water suction pipe 15, which is far away from the water pump 13, extends into the cooling liquid tank 14, a water outlet pipe 16 is fixedly mounted at the discharge end of the water pump 13, a water return pipe 17 is arranged in the cabinet body 1, the bottom end of the water return pipe 17 extends into the cooling liquid tank 14, four water conveying pipes 18 are arranged at equal intervals between the water outlet pipe 16 and the water return pipe 17, two ends of each water conveying pipe 18 are fixedly connected with one side, which is close to the water outlet pipe 16 and the water return pipe 17, the water conveying pipes 18 are respectively communicated with the water outlet pipe 16 and the water return pipe 17, second heat dissipation fins 19 are fixedly mounted at the bottom of the cooling liquid tank 14, a storage box 20 is fixedly mounted at the top of the cooling liquid tank 14, the top of the storage box 20 is of an open structure, and a silica gel desiccant 21 is placed in the storage box 20.
The top of the cooling liquid tank 14 is provided with a water injection hole, an end cover 22 is installed in the water injection hole, the top of the end cover 22 extends out of the water injection hole, one side of the cooling liquid tank 14 close to the air inlet hole 4 is fixedly provided with an arc baffle 23, one side of the cabinet body 1 open is fixedly provided with a sealing strip 24, the cabinet door 2 is contacted with the sealing strip 24, three first pipe clamps are fixedly sleeved on the water outlet pipe 16 and the water return pipe 17 respectively, six first pipe clamps are fixedly installed on the inner wall of the cabinet body 1 far away from the cabinet body 1 open, four water conveying pipes 18 are fixedly sleeved with second pipe clamps, four second pipe clamps are fixedly installed on the inner wall of the cabinet body 1 far away from the cabinet body 1 open, one side of the cooling liquid tank 14 far away from the water pump 13 is fixedly provided with a residue discharge pipe which is communicated with the inside of the cooling liquid tank 14, one end of the residue discharge pipe far away, the number of the second heat dissipation fins 19 is plural, the plural second heat dissipation fins 19 are arranged at equal intervals, and the side wall of the storage box 20 is provided with plural air holes at equal intervals.
When in use, the first heat dissipation fins 12, the second heat dissipation fins 19, the water outlet pipe 16, the water return pipe 17 and the water delivery pipe 18 are made of aluminum materials, and have good heat conduction effect, a proper amount of cooling liquid is filled in the cooling liquid tank 14, the cabinet door 2 is provided with the control switch, the air inlet fan 6, the exhaust fan 9, the water pump 13 and the control switch are electrically connected with the power supply inside the cabinet body 1 through wires to form a loop, the opening of the cabinet body 1 can be sealed and shielded by arranging the sealing strip 24 to be in contact fit with the cabinet door 2, rainwater is prevented from entering the cabinet body 1, the heat dissipation holes 7 are shielded by arranging the rain baffle plate 11, rainwater is prevented from flowing into the cabinet body 1 from the heat dissipation holes 7, the air inlet holes 4 are shielded by arranging the arc baffle plate 23, rainwater is prevented from flowing into the cabinet body 1 from the air inlet holes 4, thereby playing a good waterproof role, the dust in the external air can be blocked, the dust is prevented from entering the cabinet body 1, the air flow in the cabinet body 1 is accelerated by starting the air inlet fan 6 and the air exhaust fan 9, the external air is sucked into the cabinet body 1 through the first dustproof filter screen 5 under the action of the air inlet fan 6, the hot air in the cabinet body 1 is exhausted out of the cabinet body 1 through the second dustproof filter screen 8 under the action of the air exhaust fan 9, the air cooling and heat dissipation can be carried out in the cabinet body 1, a part of heat in the cabinet body 1 is exhausted, by arranging the plurality of first heat dissipation fins 12, a part of heat in the cabinet body 1 can be transmitted out of the cabinet body 1 through the first heat dissipation fins 12, the heat generated in the cabinet body 1 is transferred, the water pump 13 is started to work, the cooling liquid in the cooling liquid tank 14 sequentially passes through the water suction pipe 15, the water pump 13, the water outlet pipe 16 and the four water conveying pipes 18, then the cooling liquid flows back to the cooling liquid tank 14 through the water return pipe 17, under the conveying of the water pump 13, the cooling liquid in the cooling liquid tank 14 flows circularly in the cabinet body 1, and the heat generated in the cabinet body 1 can be absorbed by utilizing the process that the cooling liquid flows circularly through the water outlet pipe 16, the four water conveying pipes 18 and the water return pipe 17, so as to play a role of water-cooling heat dissipation in the cabinet body 1, through arranging a plurality of second heat dissipation fins 19, the heat absorbed by the cooling liquid can be transferred to the outside of the cabinet body 1, so as to cool the cooling liquid, thereby realizing rapid and effective heat dissipation and cooling of the heat generated when the electric elements in the cabinet body 1 work, avoiding the electric elements from being damaged by high temperature, through arranging the silica gel drying agent 21 in the storage box 20, the moisture in the air in the cabinet body 1 can be absorbed and dried, thereby playing a role of dehumidifying the interior of the cabinet body 1, the silica gel desiccant 21 can be periodically replaced by opening the cabinet door 2, the cooling liquid in the cooling liquid tank 14 can be discharged by opening a residue discharge valve on a residue pipe, and an appropriate amount of cooling liquid can be added to the cooling liquid tank 14 by unscrewing the end cover 22, while the contents not described in detail in this specification belong to the prior art known to those skilled in the art.
To sum up, the multiple heat dissipation waterproof power distribution cabinet has the advantages that the sealing strip 24 is arranged to be in contact with the cabinet door 2, the opening of the cabinet body 1 can be sealed and shielded, rainwater is prevented from entering the cabinet body 1, the heat dissipation holes 7 are shielded by the rain baffle plate 11, rainwater is prevented from flowing into the cabinet body 1 from the heat dissipation holes 7, the air inlet holes 4 are shielded by the arc baffle plate 23, rainwater is prevented from flowing into the cabinet body 1 from the air inlet holes 4, good waterproof effect is achieved, dust in outside air can be prevented from entering the cabinet body 1 by the first dustproof filter screen 5 and the second dustproof filter screen 8, the dust is prevented from entering the cabinet body 1, outside air is sucked into the cabinet body 1 through the first dustproof filter screen 5 by starting the air inlet fan 6, air flow in the cabinet body 1 is accelerated, the operation of the exhaust fan 9 is realized by starting the exhaust fan, hot air in the cabinet body 1 is under the action of, the heat generated in the cabinet body 1 can be absorbed by utilizing the process that the cooling liquid circularly flows through the water outlet pipe 16, the four water conveying pipes 18 and the water return pipe 17, so as to achieve the effect of water cooling and heat dissipation in the cabinet body 1, and the heat absorbed by the cooling liquid can be transferred to the outside of the cabinet body 1 by arranging the plurality of second heat dissipation fins 19, the cooling liquid is cooled, so that the heat generated by the electric elements in the cabinet body 1 during working can be quickly and effectively radiated and cooled, the electric elements are prevented from being damaged by high temperature, the silica gel desiccant 21 is arranged, the water vapor in the air in the cabinet body 1 can be adsorbed and dried, the dehumidifying and moisture-proof effects on the interior of the cabinet body 1 are realized, the silica gel desiccant 21 can be regularly replaced by opening the cabinet door 2, the cooling liquid in the cooling liquid tank 14 can be discharged by opening the residue discharge valve on the residue pipe, the end cover 22 is unscrewed, and a proper amount of cooling liquid can be added into the cooling liquid tank 14, the utility model has the advantages of reasonable design and good practicability, the waterproof and moisture-proof effects of the cabinet body 1 are improved, and the quick and effective radiation and cooling of the interior of the cabinet body 1 are realized under the combined action of air cooling, water cooling and heat transfer of the heat in the cabinet body 1, the electric elements in the cabinet body 1 are prevented from being damaged by high temperature.
Claims (6)
1. The utility model provides a waterproof switch board of multiple heat dissipation type, includes the cabinet body (1), and one side of the cabinet body (1) is opening structure, its characterized in that: one side of the cabinet body (1) is rotatably provided with a cabinet door (2), the bottom of the cabinet body (1) is fixedly provided with four pad seats (3), the four pad seats (3) are arranged in a pairwise symmetry manner, one inner wall of one side of the cabinet body (1) is provided with an air inlet hole (4), a first dustproof filter screen (5) is fixedly arranged in the air inlet hole (4), one inner wall of one side of the cabinet body (1) is fixedly provided with an air inlet fan (6), the inner wall of the top of the cabinet body (1) is provided with a heat dissipation hole (7), a second dustproof filter screen (8) is fixedly arranged in the heat dissipation hole (7), the inner wall of the top of the cabinet body (1) is fixedly provided with an air exhaust fan (9), the top of the cabinet body (1) is fixedly provided with four stand columns (10), the four stand columns (10) are arranged in a pairwise symmetry manner, the top ends of the four stand columns (10, one side of each first radiating fin (12) extends into the cabinet body (1), a water pump (13) and a cooling liquid tank (14) are fixedly installed on the inner wall of the bottom of the cabinet body (1), a water suction pipe (15) is fixedly installed at the suction end of the water pump (13), one end, far away from the water pump (13), of the water suction pipe (15) extends into the cooling liquid tank (14), a water outlet pipe (16) is fixedly installed at the discharge end of the water pump (13), a water return pipe (17) is arranged in the cabinet body (1), the bottom end of the water return pipe (17) extends into the cooling liquid tank (14), four water conveying pipes (18) are arranged between the water outlet pipe (16) and the water return pipe (17) at equal intervals, two ends of each water conveying pipe (18) are fixedly connected with one side, close to each other, of the water outlet pipe (16) and the water return pipe (17), the water conveying pipes (18) are respectively communicated with the water outlet pipe (16) and the water return pipe (17), and, the top of the second heat radiating fin (19) extends into the cooling liquid tank (14), the bottom of the second heat radiating fin (19) extends out of the cabinet body (1), the top of the cooling liquid tank (14) is fixedly provided with a storage box (20), the top of the storage box (20) is of an open structure, and a silica gel desiccant (21) is placed in the storage box (20).
2. The waterproof switch board of multiple heat dissipation type of claim 1, its characterized in that: the top of coolant liquid case (14) has seted up the water injection hole, and end cover (22) are installed to the water injection hole internal thread, and the top of end cover (22) extends to outside the water injection hole.
3. The waterproof switch board of multiple heat dissipation type of claim 1, its characterized in that: an arc-shaped baffle plate (23) is fixedly mounted on one side, close to the air inlet hole (4), of the cooling liquid tank (14), a sealing strip (24) is fixedly mounted on one side, open, of the cabinet body (1), and the cabinet door (2) is in contact with the sealing strip (24).
4. The waterproof switch board of multiple heat dissipation type of claim 1, its characterized in that: all fixed cover is equipped with three first pipe strap on outlet pipe (16) and wet return (17), and six first pipe strap equal fixed mounting are on the cabinet body (1) keep away from cabinet body (1) open-ended one side inner wall, and all fixed cover is equipped with the second pipe strap on four raceway (18), and four second pipe strap equal fixed mounting are on the cabinet body (1) keep away from cabinet body (1) open-ended one side inner wall.
5. The waterproof switch board of multiple heat dissipation type of claim 1, its characterized in that: one side fixed mounting that water pump (13) was kept away from in coolant liquid case (14) has puts incomplete pipe, puts incomplete pipe and is linked together with coolant liquid case (14) inside, puts the one end that incomplete pipe kept away from coolant liquid case (14) and extends to the cabinet body (1) outside and fixed mounting has the valve of putting the incomplete.
6. The waterproof switch board of multiple heat dissipation type of claim 1, its characterized in that: the number of second radiating fins (19) is a plurality of, and a plurality of second radiating fins (19) are equidistant and arrange, and a plurality of bleeder vents have been seted up equidistant to the lateral wall of case (20).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021483577.XU CN212935321U (en) | 2020-07-24 | 2020-07-24 | Waterproof switch board of multiple heat dissipation type |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021483577.XU CN212935321U (en) | 2020-07-24 | 2020-07-24 | Waterproof switch board of multiple heat dissipation type |
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| CN212935321U true CN212935321U (en) | 2021-04-09 |
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| CN202021483577.XU Active CN212935321U (en) | 2020-07-24 | 2020-07-24 | Waterproof switch board of multiple heat dissipation type |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114374164A (en) * | 2022-01-13 | 2022-04-19 | 宁波市曙光电器设备制造公司 | Sealed water-cooling heat dissipation type outdoor switch cabinet |
| CN114423223A (en) * | 2021-12-15 | 2022-04-29 | 广西电网有限责任公司电力科学研究院 | Intelligent management device for state maintenance of power transformer |
| CN116417931A (en) * | 2023-04-27 | 2023-07-11 | 佛山市诚源五金有限公司 | Heat dissipation type outdoor power distribution cabinet with adjustable top opening area |
| CN116546783A (en) * | 2023-05-10 | 2023-08-04 | 江苏华凯能源科技有限公司 | Outdoor power-saving cabinet capable of adjusting internal temperature of cabinet body |
-
2020
- 2020-07-24 CN CN202021483577.XU patent/CN212935321U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423223A (en) * | 2021-12-15 | 2022-04-29 | 广西电网有限责任公司电力科学研究院 | Intelligent management device for state maintenance of power transformer |
| CN114423223B (en) * | 2021-12-15 | 2024-04-26 | 广西电网有限责任公司电力科学研究院 | Intelligent management device for power transformer state maintenance |
| CN114374164A (en) * | 2022-01-13 | 2022-04-19 | 宁波市曙光电器设备制造公司 | Sealed water-cooling heat dissipation type outdoor switch cabinet |
| CN116417931A (en) * | 2023-04-27 | 2023-07-11 | 佛山市诚源五金有限公司 | Heat dissipation type outdoor power distribution cabinet with adjustable top opening area |
| CN116417931B (en) * | 2023-04-27 | 2023-10-31 | 山东爱电智造装备有限公司 | Heat dissipation type outdoor power distribution cabinet with adjustable top opening area |
| CN116546783A (en) * | 2023-05-10 | 2023-08-04 | 江苏华凯能源科技有限公司 | Outdoor power-saving cabinet capable of adjusting internal temperature of cabinet body |
| CN116546783B (en) * | 2023-05-10 | 2024-01-12 | 江苏华凯能源科技有限公司 | Outdoor power-saving cabinet capable of adjusting internal temperature of cabinet body |
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