CN214379591U - Outdoor power distribution cabinet - Google Patents
Outdoor power distribution cabinet Download PDFInfo
- Publication number
- CN214379591U CN214379591U CN202022939659.7U CN202022939659U CN214379591U CN 214379591 U CN214379591 U CN 214379591U CN 202022939659 U CN202022939659 U CN 202022939659U CN 214379591 U CN214379591 U CN 214379591U
- Authority
- CN
- China
- Prior art keywords
- cavity
- air inlet
- cabinet
- plate
- heat dissipation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 96
- 230000017525 heat dissipation Effects 0.000 claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 230000005484 gravity Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 19
- 238000009434 installation Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
An outdoor power distribution cabinet comprises a cabinet body, a lower heat dissipation assembly, an upper heat dissipation assembly and a floating sealing assembly, wherein the cabinet body is provided with an air inlet cavity, an electrical cavity and an air exhaust cavity which are sequentially arranged, the air inlet cavity is communicated with the lower end of the electrical cavity, and the electrical cavity is formed into a sealing structure; the lower heat dissipation assembly is arranged in the air inlet cavity so as to suck cold air in the external environment from the air inlet hole and blow the cold air into the electric cavity through the air inlet cavity; the upper heat dissipation assembly is arranged in the air exhaust cavity to exhaust hot air in the electric cavity into the air exhaust cavity and exhaust the hot air to the external environment through the air exhaust hole; the floating sealing assembly is arranged between the air inlet cavity and the lower end of the electrical cavity and is constructed to move upwards under the buoyancy of water to seal the lower end of the electrical cavity when the outdoor power distribution cabinet is in a water environment outside and the air inlet cavity is immersed to a preset height position, so that the air inlet cavity and the electrical cavity are blocked. According to the utility model discloses an outdoor switch board can prevent that the water logging from going into to electric chamber, and water-proof effects and radiating effect are good.
Description
Technical Field
The utility model relates to an electrical equipment especially relates to an outdoor switch board.
Background
Distribution boxes are devices for switchgear, measuring instruments, protective appliances and auxiliary equipment, and belong to final-stage equipment in a power distribution system, wherein some distribution boxes are installed outdoors, and such distribution boxes are called outdoor distribution boxes.
Among the correlation technique, outdoor distribution box heat dissipation and water-proof effects are relatively poor, especially water-proof effects, and under bad weather, for example, heavy ponding etc. are led to torrential rain weather, outdoor distribution box is easy to intake and is leaded to the trouble, consequently, general outdoor distribution box installs in higher department of relief or installs under other shelters from the thing, and this kind of selective installation has brought the inconvenience for installation and management.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the utility model provides an outdoor power distribution cabinet, which comprises a cabinet body, a lower heat dissipation assembly, an upper heat dissipation assembly and a floating sealing assembly, wherein the cabinet body is provided with an air inlet cavity, an electrical cavity and an air exhaust cavity which are sequentially arranged, the air inlet cavity is communicated with the lower end of the electrical cavity, and the electrical cavity is formed into a sealing structure; the lower heat dissipation assembly is arranged in the air inlet cavity so as to suck cold air in the external environment from the air inlet hole and blow the cold air into the electric cavity through the air inlet cavity; the upper heat dissipation assembly is arranged in the air exhaust cavity to exhaust hot air in the electric cavity into the air exhaust cavity and exhaust the hot air to the external environment through the air exhaust hole; the floating sealing assembly is arranged between the air inlet cavity and the lower end of the electrical cavity and is constructed to move upwards under the buoyancy of water to seal the lower end of the electrical cavity when the outdoor power distribution cabinet is in a water environment outside and the air inlet cavity is immersed to a preset height position, so that the air inlet cavity and the electrical cavity are blocked. According to the utility model discloses an outdoor switch board can prevent that the water logging from going into to electric chamber, and water-proof effects and radiating effect are good.
The utility model provides a technical scheme that technical problem adopted is, an outdoor switch board, include the cabinet body, lower radiator unit, go up radiator unit and floating seal subassembly. The cabinet is characterized in that the cabinet body is provided with an air inlet cavity, an electrical cavity and an air exhaust cavity which are sequentially arranged from bottom to top, the side wall of the air inlet cavity is provided with an air inlet hole, the air inlet cavity is communicated with the lower end of the electrical cavity, the electrical cavity is formed into a sealing structure and is suitable for mounting an electrical element, the side wall of the air exhaust cavity is provided with an air exhaust hole, and the air exhaust cavity is communicated with the upper end of the electrical cavity; the lower heat dissipation assembly is arranged in the air inlet cavity so as to suck cold air in the external environment from the air inlet hole and blow the cold air into the electric cavity through the air inlet cavity; the upper heat dissipation assembly is arranged in the air exhaust cavity to discharge hot air in the electric cavity into the air exhaust cavity and discharge the hot air into the external environment through the air exhaust hole; the floating sealing assembly is arranged between the air inlet cavity and the lower end of the electrical cavity and is configured to move upwards under the buoyancy of water to seal the lower end of the electrical cavity when the outdoor power distribution cabinet is in a water environment and the air inlet cavity is immersed to a preset height position, so that the air inlet cavity and the electrical cavity are blocked, and the floating sealing assembly moves downwards under the gravity to open the lower end of the electrical cavity when the outdoor power distribution cabinet is in a water-free environment, so that the air inlet cavity and the electrical cavity are communicated.
Preferably, the floating sealing assembly comprises an annular table, a sealing ring and a floating assembly;
the annular table is arranged between the air inlet cavity and the lower end of the electrical cavity and protrudes inwards; the lower surface of the annular table is provided with an annular groove; the sealing ring is arranged on the lower surface of the annular table; the floating assembly is arranged in the air inlet cavity in a floating manner along the up-down direction and can be tightly attached to the sealing ring when floating upwards, so that the air inlet cavity and the electric cavity are blocked;
the sealing ring comprises an embedded part, a first sealing part and a second sealing part, wherein the embedded part is formed into an annular shape and is embedded in the annular groove; the first sealing part is connected to the embedding part; the second sealing part is connected to the embedding part and is arranged opposite to the first sealing part, so that an annular sealing part with a V-shaped cross section is formed after the second sealing part is connected with the first sealing part, and an opening of the annular sealing part faces downwards.
Preferably, the floating assembly comprises a fixed plate, a sealing plate, a floating plate and a guide piece;
the fixed plate is horizontally fixed in the air inlet cavity;
the sealing plate is horizontally arranged above the fixing plate;
the buoyancy plate is horizontally arranged below the fixed plate;
the guide piece is slidably arranged on the fixing plate in a penetrating way and is connected between the sealing plate and the buoyancy plate;
the buoyancy plate comprises a first plate layer and a second plate layer, the first plate layer is positioned above the second plate layer and connected with the guide piece, and the second plate layer is lower in density than the first plate layer and fixedly arranged on the bottom surface of the first plate layer;
the guide piece comprises a plurality of guide sleeves and a plurality of guide rods, and the guide sleeves are distributed on the fixing plate; the guide rods are in one-to-one correspondence with the guide sleeves, each guide rod can be slidably arranged on the corresponding guide sleeve in a penetrating mode, the upper end of each guide rod is connected with the sealing plate, and the lower end of each guide rod is connected with the buoyancy plate.
In a preferred scheme, the cabinet body comprises a bottom cabinet, a top cabinet and a middle cabinet;
the air inlet cavity is defined in the bottom cabinet, a first annular step part and a second annular step part are arranged at the upper end of the bottom cabinet, and the second annular step part is positioned above the first annular step part;
the top cabinet is arranged above the bottom cabinet, and the inside of the top cabinet defines the exhaust cavity; the middle cabinet is arranged between the bottom cabinet and the top cabinet, and the electrical cavity is defined in the middle cabinet; a rain baffle is arranged at the upper end of the top cabinet and is obliquely arranged;
the lower end of the middle cabinet is arranged on the upper surface of the first annular step part, a seal is formed between the lower end of the middle cabinet and the upper surface of the first annular step part, and the lower heat dissipation assembly is arranged on the upper surface of the second annular step part; the annular table is arranged on the lower surface of the first annular step part or the lower surface of the second annular step part; and a seal is formed between the upper end of the middle cabinet and the lower end of the top cabinet, and the upper heat dissipation assembly is arranged in the top cabinet.
In a preferred scheme, the lower heat dissipation assembly comprises a first carrier plate and a first heat dissipation fan; the first carrier plate is horizontally arranged on the second annular step part; the first heat dissipation fan is arranged on the first carrier plate, and the air outlet direction of the first heat dissipation fan is upward.
In a preferred embodiment, the upper heat dissipation assembly includes a second carrier, a second heat dissipation fan, and a third heat dissipation fan; the second carrier plate is horizontally arranged in the top cabinet; the second cooling fan is arranged on the second carrier plate, and the air outlet direction of the second cooling fan is upward; the second carrier plate is provided with at least one third radiating fan, the at least one third radiating fan is arranged on the second carrier plate, and the air outlet direction of the third radiating fan faces the air outlet hole.
The utility model has the advantages that: the utility model provides an outdoor power distribution cabinet, on the one hand, supreme air inlet chamber that sets gradually is down followed to the configuration, electric chamber and air exhaust chamber, radiator unit under the installation of air inlet intracavity, radiator unit installs at the intracavity of airing exhaust, lower radiator unit inhales the cold wind in the external environment from the fresh air inlet, and blow to the electric intracavity via the air inlet chamber, cold entering carries out hot-blast formation after the heat exchange to the electric intracavity, the exhaust chamber of discharging through last radiator unit again, and discharge to the external environment via the hole of airing exhaust, so, can realize initiative heat dissipation, the radiating effect is good. On the other hand, a floating sealing assembly is arranged between the air inlet cavity and the electric cavity, when the outdoor power distribution cabinet is in a water environment outside and the air inlet cavity is immersed to a preset height position, the floating sealing assembly moves upwards under the buoyancy of water to seal the lower end of the electric cavity, so that the air inlet cavity and the electric cavity are blocked, water can be prevented from being immersed into the electric cavity, an electric element in the electric cavity is well protected, namely, the waterproof effect is good, and the installation place is more flexible and convenient to select; and when outdoor switch board place external environment was anhydrous environment, the lower extreme in electric chamber was opened in the downward motion of floating seal subassembly under gravity to make intercommunication between air inlet chamber and the electric chamber, so, can ensure when anhydrous environment, air inlet chamber and electric chamber intercommunication are opened, ensure that the heat dissipation passageway is unobstructed, and then keep good radiating effect.
Drawings
Fig. 1-9 are schematic structural views of a first embodiment of the present invention. Wherein the content of the first and second substances,
fig. 1 is a schematic structural diagram of an outdoor power distribution cabinet according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an outdoor power distribution cabinet (an air inlet cavity and an electrical cavity are blocked) according to an embodiment of the present invention;
fig. 3 is a sectional view of an outdoor power distribution cabinet (an air inlet cavity is communicated with an electrical cavity) according to an embodiment of the present invention;
fig. 4 is a partial cross-sectional view of an outdoor power distribution cabinet (an air inlet chamber and an electrical chamber are blocked) according to an embodiment of the present invention;
fig. 5 is a partial cross-sectional view of an outdoor power distribution cabinet (an air inlet cavity is communicated with an electrical cavity) according to an embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 4 at A;
fig. 7 is an exploded view of an outdoor power distribution cabinet according to an embodiment of the present invention;
fig. 8 is a lower exploded view of an outdoor power distribution cabinet according to an embodiment of the present invention;
fig. 9 is an upper exploded view of the outdoor switch board of the embodiment of the present invention.
In the figure:
10. a cabinet body;
p10, an air inlet cavity;
p11. an electrical cavity;
p12, an exhaust cavity;
101. a bottom cabinet;
1011. an air inlet hole;
1012. a first annular step portion;
1013. a second annular step portion;
102. a middle cabinet;
103. a top cabinet;
1031. an air exhaust hole;
1032. a rain shield;
20. a lower heat dissipation assembly;
201. a first carrier plate;
202. a first heat dissipation fan;
21. an upper heat dissipation assembly;
211. a second carrier plate;
212. a second heat dissipation fan;
213. a third heat dissipation fan;
30. a floating seal assembly;
301. an annular table;
302. a seal ring;
3021. an insertion section;
3022. a first seal portion;
3023. a second seal portion;
303. a floating assembly;
3031. a fixing plate;
3032. a sealing plate;
3033. a buoyancy plate;
3034. a guide member;
3034a, a guide sleeve;
3034b guide bar.
Detailed Description
Fig. 1-9 are schematic structural views of a first embodiment of the present invention. In the present embodiment, an outdoor power distribution cabinet is shown, which includes a cabinet 10, a lower heat dissipation assembly 20, an upper heat dissipation assembly 21, and a floating seal assembly 30.
Specifically, the cabinet body 10 has air inlet chamber P10, electric chamber P11 and the chamber P12 of airing exhaust that from supreme arranging in proper order down, air inlet chamber P10's lateral wall is equipped with the fresh air inlet 1011, just air inlet chamber P10 with electric chamber P11's lower extreme intercommunication, electric chamber P11 forms to seal structure and is suitable for the installation electrical component, the lateral wall of exhaust chamber P12 is equipped with exhaust hole 1031, just exhaust chamber P12 with electric chamber P11's upper end intercommunication, that is to say, air inlet 1011, air inlet chamber P10, electric chamber P11, exhaust chamber P12 and exhaust hole 1031 between the intercommunication form heat dissipation channel.
The lower heat dissipation assembly 20 is arranged in the air inlet cavity P10 to suck cold air in the external environment from the air inlet holes 1011 and blow the cold air into the electrical cavity P11 through the air inlet cavity P10; the upper heat dissipation assembly 21 is disposed in the exhaust chamber P12 to discharge the hot air in the electrical chamber P11 into the exhaust chamber P12, and to the external environment through the exhaust hole 1031.
That is to say, when the lower heat dissipating module 20 and the upper heat dissipating module 21 operate, the lower heat dissipating module 20 can suck cold air from the air inlet 1011 to the external environment, the cold air enters the air inlet chamber P10 from the air inlet 1011 and then is sent to the electrical chamber P11, the cold air can exchange heat with hot air in the electrical chamber P11 in the electrical chamber P11 to form hot air, so that the internal temperature of the electrical chamber P11 is reduced, meanwhile, the upper heat dissipating module 21 discharges the hot air in the electrical chamber P11 to the air exhaust chamber P12, and then discharges the hot air from the air exhaust hole P12 to the external environment, so that rapid heat dissipation can be realized.
The floating seal assembly 30 is disposed between the air inlet chamber P10 and the lower end of the electrical chamber P11, and is configured such that when the outdoor distribution cabinet is exposed to a water environment and the air inlet chamber P10 is submerged to a predetermined height position, the floating seal assembly 30 moves upward under the buoyancy of water to close the lower end of the electrical chamber P11, so that the air inlet chamber P10 and the electrical chamber P11 are blocked, and when the outdoor distribution cabinet is exposed to a water-free environment, the floating seal assembly 30 moves downward under the gravity to open the lower end of the electrical chamber P11, so that the air inlet chamber P10 and the electrical chamber P11 are communicated with each other.
That is, the floating seal assembly 30 can float up and down, and the communication between the air inlet chamber P10 and the electrical chamber P11 is blocked or the communication between the air inlet chamber P10 and the electrical chamber P11 is opened by the up-and-down floating. Specifically, in the case of heavy rain, the outdoor distribution box is located in an environment with water and the water is immersed into a predetermined height position in the air intake cavity P10, at this time, when the floating seal assembly 30 is subjected to buoyancy generated by the water, the floating seal member moves upward along with the rise of the water level, finally, the floating seal assembly 30 seals the lower end of the electrical cavity P11, and the communication between the air intake cavity P10 and the electrical cavity P11 is blocked, so that the water in the air intake cavity P10 cannot enter the electrical cavity P11, meanwhile, the electrical cavity P11 is a sealing structure, and the water in the external environment cannot enter the electrical cavity P11, so that, even if the outdoor distribution box is located in a deeper water environment with water, the water in the electrical cavity P11 cannot be immersed as long as the water level does not reach the air exhaust cavity P12, the electrical elements in the electrical cavity P11 are protected, and risks such as leakage of water are prevented. In general weather, when the environment of the outdoor distribution box is empty of water or the water surface is very low, the floating seal assembly 30 is separated from the lower end of the electrical cavity P11 under the action of the self gravity, so that the air inlet cavity P10 is communicated with the electrical cavity P11, the heat dissipation channel is kept open, a good heat dissipation effect can be formed, and the stable work of electrical elements in the electrical cavity P11 is ensured.
According to the embodiment of the utility model provides an outdoor power distribution cabinet, on the one hand, supreme air inlet chamber P10 that sets gradually is down followed to the configuration, electric chamber P11 and air exhaust chamber P12, heat-radiating component 20 under the installation in air inlet chamber P10, install heat-radiating component 21 in air exhaust chamber P12, heat-radiating component 20 inhales the cold wind in the external environment from air inlet 1011 down, and blow to electric chamber P11 in via air inlet chamber P10, it is hot-blast to form after the heat exchange in getting into electric chamber P11 cold, exhaust chamber P12 is discharged through last heat-radiating component 21 again, and discharge to the external environment via air exhaust 1031, so, can realize initiative heat dissipation, the radiating effect is good. On the other hand, the floating sealing assembly 30 is arranged between the air inlet cavity P10 and the electrical cavity P11, when the outdoor power distribution cabinet is in a water environment outside and the air inlet cavity P10 is immersed to a preset height position, the floating sealing assembly 30 moves upwards under the buoyancy of water to seal the lower end of the electrical cavity P11, so that the air inlet cavity P10 and the electrical cavity P11 are blocked, therefore, the water can be prevented from being immersed into the electrical cavity P11, an electrical element in the electrical cavity P11 is well protected, the waterproof effect is good, and the installation site is more flexible and convenient to select; and when outdoor switch board place external environment was anhydrous environment, the lower extreme of electric chamber P11 is opened in the downward motion of floating seal subassembly 30 under gravity to communicate between air inlet chamber P10 and the electric chamber P11, so, can guarantee that when anhydrous environment, air inlet chamber P10 and electric chamber P11 communicate and open, guarantee that the heat dissipation channel is unobstructed, and then keep good radiating effect.
As shown in fig. 4 to 6 and 8, in some embodiments of the present invention, the floating seal assembly 30 includes an annular platform 301, a sealing ring 302 and a floating assembly 303, wherein the annular platform 301 is disposed between the air inlet chamber P10 and the lower end of the electrical chamber P11 and protrudes inward; a seal ring 302 is arranged on the lower surface of the annular table 301; the floating assembly 303 is floatably disposed in the air inlet chamber P10 in the up-down direction and is tightly attached to the sealing ring 302 when floating upward, so that the air inlet chamber P10 is blocked from the electrical chamber P11.
That is, the annular table 301 is located between the lower ends of the air inlet chamber P10 and the electrical chamber P11, and exemplarily, the annular table 301 may be provided at the lower end of the electrical chamber P11 or at the end of the air inlet chamber P10, and the annular table 301 has a central hole at the inner side thereof for communicating the air inlet chamber P10 with the electrical chamber P11, and a sealing ring 302 is further provided at the lower surface of the annular table 301, and the sealing ring 302 surrounds the outer side of the central hole. The floating assembly 303 can float up and down in the air inlet cavity P10 and is located below the annular table 301, when the floating assembly 303 floats upwards due to the buoyancy of water, the floating assembly 303 is tightly attached to the sealing ring 302 on the lower surface of the annular table 301, the central hole of the annular table 301 is sealed by the floating assembly 303, and therefore communication between the air inlet cavity P10 and the electrical cavity P11 is blocked, and water in the air inlet cavity P10 cannot enter the electrical cavity P11. Of course, in the absence of water, the float assembly 303 moves downwardly under its own weight to separate from the annular table 301, so that the air inlet chamber P10 communicates with the electrical chamber P11.
In the embodiment, the floating assembly 303 floats up and down and is matched with the sealing ring 302 on the lower surface of the annular table 301, so that the air inlet cavity P10 and the electrical cavity P11 are blocked or communicated, the structure is simple, the sealing is reliable, the air inlet cavity P10 and the electrical cavity P11 are completely blocked, and the waterproof effect is better.
As shown in fig. 4 to 6 and 8, in an embodiment of the present invention, the floating assembly 303 includes a fixing plate 3031, a sealing plate 3032, a buoyancy plate 3033 and a guide member 3034, wherein the fixing plate 3031 is horizontally fixed in the air inlet chamber P10, for example, the fixing plate 3031 may be fixed in the air inlet chamber P10 by screws or fixed in the air inlet chamber P10 by welding or the like. The sealing plate 3032 is horizontally arranged above the fixing plate 3031, the buoyancy plate 3033 is horizontally arranged below the fixing plate 3031, and the guide 3034 is slidably arranged on the fixing plate 3031 in a penetrating way and is connected between the sealing plate 3032 and the buoyancy plate 3033. That is, the sealing plate 3032 and the floating plate 3033 are respectively provided above and below the fixed plate 3031, the upper end of the guide 3034 is connected to the sealing plate 3032, the lower end of the guide 3034 is connected to the floating plate 3033, and the guide 3034 is vertically slidable on the fixed plate 3031, and when the guide 3034 vertically slides, the floating plate and the sealing plate 3032 move vertically together.
When the air inlet chamber P10 is immersed in water, the buoyancy plate 3033 is moved upward by the buoyancy of water and drives the sealing plate 3032 to move upward to abut against the sealing ring 302, so that the air inlet chamber P10 and the electrical chamber P11 are blocked. That is, when the buoyancy plate 3033 receives upward buoyancy, the buoyancy plate moves upward as the water level rises, and further the upper sealing plate 3032 is driven by the guide rod 3034b to move upward, and finally the sealing plate 3032 is tightly attached to the sealing ring 302 on the lower surface of the annular table 301, so that the air inlet chamber P10 is blocked from the electric chamber P11.
In this embodiment, the guide rod 3034b connects the buoyancy plate 3033 and the sealing plate 3032, and the buoyancy plate 3033 is disposed below the sealing plate 3032, so that, because the buoyancy plate 3033 is at a lower position, when the air intake chamber P10 is immersed in water, the air intake chamber P10 can be contacted with water at a lower water level and move upwards under the buoyancy of water, and further, when the water level is lower, the sealing plate 3032 can be driven to block the air intake chamber P10 from the electrical chamber P11, and the waterproof protection is better. In addition, by the guiding action of the guide rod 3034b, the floating plate can drive the sealing plate 3032 to keep a horizontal state to move upwards stably and reliably, and the sealing effect between the sealing plate 3032 and the annular table 301 is better.
Exemplarily, the guide member 3034 includes a plurality of guide sleeves 3034a and a plurality of guide rods 3034b, wherein the plurality of guide sleeves 3034a are distributed on the fixing plate 3031; the plurality of guide rods 3034b correspond to the plurality of guide sleeves 3034a one by one, each guide rod 3034b is slidably arranged on the corresponding guide sleeve 3034a in a penetrating manner, the upper end of each guide rod 3034b is connected with the sealing plate 3032, and the lower end of each guide rod 3034b is connected with the buoyancy plate 3033, so that the guide rods 3034b slide up and down along the guide sleeves 3034a by matching the plurality of guide sleeves 3034a with the plurality of guide rods 3034b, the up-and-down sliding is ensured to be smoother and more reliable, and the sealing between the sealing plate 3032 and the annular table 301 is more reliable.
As shown in fig. 1 to 3 and 7, in an embodiment of the present invention, the cabinet body 10 includes a bottom cabinet 101, a top cabinet 103 and a middle cabinet 102, the bottom cabinet 101 defines the air inlet cavity P10 therein; the top cabinet 103 is arranged above the bottom cabinet 101, and the inside of the top cabinet defines the exhaust cavity P12;
the middle cabinet 102 is disposed between the bottom cabinet 101 and the top cabinet 103, and the electrical cavity P11 is defined in the middle cabinet 102.
The upper end of the base cabinet 101 is provided with a first annular step 1012 and a second annular step 301 1013, and the second annular step 301 step 1013 is located above the first annular step 301 step 1012. The lower end of the middle cabinet 102 is disposed on the upper surface of the step 1012 of the first annular platform 301, a seal is formed between the lower end of the middle cabinet 102 and the upper surface of the step 1012 of the first annular platform 301, and the lower heat sink assembly 20 is disposed on the upper surface of the step 1013 of the second annular platform 301; the annular platform 301 is arranged on the lower surface of the step 1012 of the first annular platform 301 or the lower surface of the step 1013 of the second annular platform 301; a seal is formed between the upper end of the middle cabinet 102 and the lower end of the top cabinet 103, and the upper heat dissipation assembly 21 is arranged in the top cabinet 103, wherein the seal connection can be a welding seal.
That is, in the embodiment, the cabinet body 10 mainly includes the bottom cabinet 101, the top cabinet 103 and the middle cabinet 102, the bottom cabinet 101, the middle cabinet 102 and the top cabinet 103 respectively define the air inlet chamber P10, the electrical chamber P11 and the air outlet chamber P12, the lower end of the middle cabinet 102 is hermetically connected to the upper surface of the step 1012 of the first annular platform 301 of the bottom cabinet 101, the lower heat dissipation assembly 20 is hermetically connected to the upper surface of the step 1013 of the second annular platform 301 of the bottom cabinet 101, and the annular platform 301 is hermetically connected to the lower surface of the step 1012 of the first annular platform 301 or the lower surface of the step 1013 of the second annular platform 301, so that the assembling between the parts is convenient, and the reliable blocking between the air inlet chamber P10 and the electrical chamber P11 can be ensured.
As shown in fig. 4, 5 and 8, in some embodiments of the present invention, the lower heat sink assembly 20 includes a first carrier plate 201 and at least one first heat sink fan 202, wherein the first carrier plate 201 is horizontally disposed on the step 1013 of the second annular platform 301; at least one first heat dissipation fan 202 is disposed on the first carrier 201, and an air outlet direction of the first heat dissipation fan 202 is upward. When the first heat dissipation fan 202 works, the first heat dissipation fan 202 generates suction force, so that cold air in the external environment enters the air inlet cavity P10 from the air inlet 1011 and then blows to the electrical cavity P11 from the air inlet cavity P10, and thus the first heat dissipation fan 202 can continuously blow the cold air to the electrical cavity P11, so as to achieve a good heat dissipation effect.
The upper heat sink assembly 21 includes a second carrier 211, at least one second heat sink fan 212 and at least one third heat sink fan 213, wherein the second carrier 211 is horizontally disposed in the top cabinet 103; at least one second heat dissipation fan 212 is disposed on the second carrier 211, and an air outlet direction of the second heat dissipation fan 212 is upward; at least one of the third heat dissipation fans 213 is disposed on the second carrier 211, and an air outlet direction of the third heat dissipation fan 213 faces the air outlet 1031. In the example of fig. 8, the second carrier 211 has a U-shaped structure, the second heat dissipation fan 212 is disposed on the horizontal portion of the second carrier 211, and the third heat dissipation fan 213 is disposed on two vertical portions. When the second heat dissipation fan 212 and the third heat dissipation fan 213 work, the hot air in the electrical cavity P11 can be continuously exhausted to the external environment through the exhaust hole 1031, so as to achieve a good heat dissipation effect.
In some embodiments of the invention, as shown in fig. 6, the lower surface of the annular table 301 is provided with an annular groove. The seal ring 302 includes an insertion portion 3021, a first seal portion 3022, and a second seal portion 3023, and the insertion portion 3021 is formed in an annular shape and is inserted into the annular groove; a first seal portion 3022 is connected to the embedded portion 3021; the second sealing portion 3023 is connected to the embedded portion 3021 and is disposed opposite to the first sealing portion 3022, such that the second sealing portion 3023 is connected to the first sealing portion 3022 to form an annular sealing portion with a V-shaped cross section, and the opening of the annular sealing portion faces downward.
That is, in this embodiment, the sealing ring 302 is formed as a V-shaped sealing ring 302, and the opening is directed downward, when the sealing plate 3032 moves upward and is in close contact with the sealing ring 302, due to the pressing action of the sealing plate 3032 on the sealing ring 302, air in the V-shaped gap between the first sealing portion 3022 and the second sealing portion 3023 is discharged, and thus a negative pressure adsorption state is formed, and thus, a better sealing effect can be achieved.
Advantageously, the buoyancy plate 3033 comprises a first plate layer and a second plate layer, the first plate layer is located above the second plate layer and is connected with the guide 3034, the second plate layer has a density smaller than that of the first plate layer and is fixedly arranged on the bottom surface of the first plate layer, wherein the first plate layer can be made of rigid plastics, the second plate layer can be made of light foam materials and the like, and the second plate layer can be adhered on the bottom surface of the first plate layer through glue, so that the first plate layer has higher hardness and is conveniently connected with the guide rod 3034b, and the second plate layer has higher buoyancy, and the sealing plate 3032 can be stably and reliably driven to move upwards to form a seal with the annular table 301.
Illustratively, the upper end of the top cabinet 103 is provided with a rain baffle 1032, the rain baffle 1032 is obliquely arranged, so that rainwater can be shielded by using the rain baffle 1032, rainwater is prevented from directly dropping into the cabinet 10, and the waterproof effect of the cabinet is improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (6)
1. An outdoor power distribution cabinet comprises a cabinet body, a lower heat dissipation assembly, an upper heat dissipation assembly and a floating sealing assembly, and is characterized in that the cabinet body is provided with an air inlet cavity, an electrical cavity and an air exhaust cavity which are sequentially arranged from bottom to top, an air inlet hole is formed in the side wall of the air inlet cavity, the air inlet cavity is communicated with the lower end of the electrical cavity, the electrical cavity is formed into a sealing structure and is suitable for mounting an electrical element, an air exhaust hole is formed in the side wall of the air exhaust cavity, and the air exhaust cavity is communicated with the upper end of the electrical cavity; the lower heat dissipation assembly is arranged in the air inlet cavity so as to suck cold air in the external environment from the air inlet hole and blow the cold air into the electric cavity through the air inlet cavity; the upper heat dissipation assembly is arranged in the air exhaust cavity to discharge hot air in the electric cavity into the air exhaust cavity and discharge the hot air into the external environment through the air exhaust hole; the floating sealing assembly is arranged between the air inlet cavity and the lower end of the electrical cavity and is configured to move upwards under the buoyancy of water to seal the lower end of the electrical cavity when the outdoor power distribution cabinet is in a water environment and the air inlet cavity is immersed to a preset height position, so that the air inlet cavity and the electrical cavity are blocked, and the floating sealing assembly moves downwards under the gravity to open the lower end of the electrical cavity when the outdoor power distribution cabinet is in a water-free environment, so that the air inlet cavity and the electrical cavity are communicated.
2. The outdoor power distribution cabinet of claim 1, wherein the floating seal assembly comprises an annular table, a seal ring and a floating assembly; the annular table is arranged between the air inlet cavity and the lower end of the electrical cavity and protrudes inwards; the lower surface of the annular table is provided with an annular groove; the sealing ring is arranged on the lower surface of the annular table; the floating assembly is arranged in the air inlet cavity in a floating manner along the up-down direction and can be tightly attached to the sealing ring when floating upwards, so that the air inlet cavity and the electric cavity are blocked;
the sealing ring comprises an embedded part, a first sealing part and a second sealing part, wherein the embedded part is formed into an annular shape and is embedded in the annular groove; the first sealing part is connected to the embedding part; the second sealing part is connected to the embedding part and is arranged opposite to the first sealing part, so that an annular sealing part with a V-shaped cross section is formed after the second sealing part is connected with the first sealing part, and an opening of the annular sealing part faces downwards.
3. The outdoor power distribution cabinet of claim 2, wherein the floating assembly comprises a fixed plate, a sealing plate, a floating plate and a guide member;
the fixed plate is horizontally fixed in the air inlet cavity; the sealing plate is horizontally arranged above the fixing plate;
the buoyancy plate is horizontally arranged below the fixed plate;
the guide piece is slidably arranged on the fixing plate in a penetrating way and is connected between the sealing plate and the buoyancy plate;
the buoyancy plate comprises a first plate layer and a second plate layer, the first plate layer is positioned above the second plate layer and connected with the guide piece, and the second plate layer is lower in density than the first plate layer and fixedly arranged on the bottom surface of the first plate layer;
the guide piece comprises a plurality of guide sleeves and a plurality of guide rods, and the guide sleeves are distributed on the fixing plate; the guide rods are in one-to-one correspondence with the guide sleeves, each guide rod can be slidably arranged on the corresponding guide sleeve in a penetrating mode, the upper end of each guide rod is connected with the sealing plate, and the lower end of each guide rod is connected with the buoyancy plate.
4. The outdoor power distribution cabinet according to claim 1, wherein the cabinet body comprises a bottom cabinet, a top cabinet and a middle cabinet;
the bottom cabinet is internally provided with the air inlet cavity; a first annular step part and a second annular step part are arranged at the upper end of the bottom cabinet, and the second annular step part is positioned above the first annular step part;
the top cabinet is arranged above the bottom cabinet, and the inside of the top cabinet defines the exhaust cavity; the middle cabinet is arranged between the bottom cabinet and the top cabinet, and the electrical cavity is defined in the middle cabinet; a rain baffle is arranged at the upper end of the top cabinet and is obliquely arranged;
the lower end of the middle cabinet is arranged on the upper surface of the first annular step part, a seal is formed between the lower end of the middle cabinet and the upper surface of the first annular step part, and the lower heat dissipation assembly is arranged on the upper surface of the second annular step part; the annular table is arranged on the lower surface of the first annular step part or the lower surface of the second annular step part; and a seal is formed between the upper end of the middle cabinet and the lower end of the top cabinet, and the upper heat dissipation assembly is arranged in the top cabinet.
5. The outdoor power distribution cabinet according to claim 4, wherein the lower heat dissipation assembly comprises a first carrier plate, a first heat dissipation fan; the first carrier plate is horizontally arranged on the second annular step part; the first heat dissipation fan is arranged on the first carrier plate, and the air outlet direction of the first heat dissipation fan is upward.
6. The outdoor power distribution cabinet according to claim 4, wherein the upper heat dissipation assembly comprises a second carrier plate, a second heat dissipation fan and a third heat dissipation fan; the second carrier plate is horizontally arranged in the top cabinet; the second cooling fan is arranged on the second carrier plate, and the air outlet direction of the second cooling fan is upward; the second carrier plate is provided with at least one third radiating fan, the at least one third radiating fan is arranged on the second carrier plate, and the air outlet direction of the third radiating fan faces the air outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022939659.7U CN214379591U (en) | 2020-12-09 | 2020-12-09 | Outdoor power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022939659.7U CN214379591U (en) | 2020-12-09 | 2020-12-09 | Outdoor power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214379591U true CN214379591U (en) | 2021-10-08 |
Family
ID=77982321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022939659.7U Active CN214379591U (en) | 2020-12-09 | 2020-12-09 | Outdoor power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214379591U (en) |
-
2020
- 2020-12-09 CN CN202022939659.7U patent/CN214379591U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6889752B2 (en) | Systems and methods for weatherproof cabinets with multiple compartment cooling | |
| US9077166B2 (en) | Weatherproof electrical box | |
| CN108879437B (en) | A kind of distribution box | |
| US6396691B1 (en) | Thermal cover for T1/HDSL repeater case | |
| CN214379591U (en) | Outdoor power distribution cabinet | |
| JP5043059B2 (en) | Cooling structure for outdoor installation equipment | |
| CN210404402U (en) | Prevent outer electric cabinet of ponding room | |
| CN202840999U (en) | Photovoltaic inverter | |
| CN210894546U (en) | Electric automatization's electronic instrument detection case | |
| CN110061438B (en) | Distribution box structure | |
| US6513342B1 (en) | Water tight air vent for telecommunications micro-cell vault | |
| CN215185053U (en) | Outdoor waterproof switch board casing that soaks | |
| CN115370981B (en) | LED lamp self-adaptive waterproof heat dissipation structure and LED lamp | |
| CN212812329U (en) | Fill electric pile and use waterproof housing | |
| CN220190176U (en) | Distribution box with external drainage structure | |
| CN212938795U (en) | Control assembly of constant-temperature intelligent storage cabinet and constant-temperature intelligent storage cabinet | |
| CN221010589U (en) | Energy storage system cabinet with wall-mounted energy storage converter and energy storage system | |
| CN219041200U (en) | Block terminal for intelligent power distribution system | |
| CN219801950U (en) | Waterproof type mobile energy storage power supply | |
| CN217603943U (en) | Waterproof panel light that radiating effect is good | |
| CN215735398U (en) | Automatically controlled box and air conditioner | |
| CN219802878U (en) | Control panel assembly and power supply equipment | |
| CN221304411U (en) | Box transformer of protection against electric shock | |
| CN210294614U (en) | Remote unit of waterproof optical fiber distribution system | |
| CN218830989U (en) | Bottom shell assembly of outdoor soft module of LED display screen and soft module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 274300 Shanxian economic and Technological Development Zone, Heze City, Shandong Province Patentee after: Shanxian Shenneng environmental protection Co.,Ltd. Patentee after: Guilin Shenneng environmental protection Co.,Ltd. Patentee after: Chaozhou Shenneng environmental protection Co.,Ltd. Patentee after: Shenzhen Energy and environmental protection Co.,Ltd. Patentee after: Shenzhen Shenneng environmental protection East Co.,Ltd. Patentee after: Shenzhen Shenneng Environmental Protection City Environmental Service Co.,Ltd. Patentee after: WUHAN SHENNENG ENVIRONMENTAL PROTECTION NEW DITCH WASTE POWER GENERATION Co.,Ltd. Address before: 274300 Shanxian economic and Technological Development Zone, Heze City, Shandong Province Patentee before: Shanxian Shenneng environmental protection Co.,Ltd. Patentee before: Guilin Shenneng environmental protection Co.,Ltd. Patentee before: Chaozhou Shenneng environmental protection Co.,Ltd. Patentee before: SHENZHEN ENERGY ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee before: Shenzhen Shenneng environmental protection East Co.,Ltd. Patentee before: Shenzhen Shenneng Environmental Protection City Environmental Service Co.,Ltd. Patentee before: WUHAN SHENNENG ENVIRONMENTAL PROTECTION NEW DITCH WASTE POWER GENERATION Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |