CN109638687B

CN109638687B - Energy-saving power distribution cabinet

Info

Publication number: CN109638687B
Application number: CN201811369617.5A
Authority: CN
Inventors: 王赞锋; 陈建; 叶军; 叶尊平
Original assignee: Hubei Shangke Electric Co ltd
Current assignee: Hubei Shangke Electric Co ltd
Priority date: 2018-11-16
Filing date: 2018-11-16
Publication date: 2020-11-06
Anticipated expiration: 2038-11-16
Also published as: CN109638687A

Abstract

The invention provides an energy-saving power distribution cabinet which comprises support legs, wherein a cold accumulation box body is welded on the surfaces of the support legs, an outer shell is welded on the upper surface of the cold accumulation box body, a support plate is welded on the inner bottom wall of the cold accumulation box body, an inner shell is welded on the surface of the support plate, a cold circulation chamber is arranged among the outer surface of the inner shell, the inner wall of the outer shell and the inner wall of the cold accumulation box body, an air outlet window is formed in the surface of the inner shell, and one end of the air outlet window penetrates through the inner shell and the outer shell. This energy-conserving switch board can be timely when using blow away the heat through the wind-force pertinence of self production, reduce the demand of cold volume, refrigeration plant power is less, also can be to the fine utilization of rainwater simultaneously to effectual present switch board of having solved can produce a large amount of heat energy in the use, the radiating in-process need consume a large amount of electric energy and offset the heat, power consumptive height is energy-conserving problem not.

Description

Energy-saving power distribution cabinet

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to an energy-saving power distribution cabinet.

Background

When the existing power distribution cabinet is used, a large amount of heat can be generated by internal electronic elements under the working state, if the heat cannot be effectively dissipated, the power distribution cabinet can be greatly influenced, even serious potential safety hazards exist, at present, a fan is mainly used for cooling the power distribution cabinet to dissipate the heat in the power distribution cabinet, although the heat can be dissipated by the mode, the fan needs to continuously consume electric energy, the energy consumption is high, some refrigeration equipment is arranged on the inner wall of the power distribution cabinet, the temperature of the refrigeration equipment can be reduced, in order to ensure that the temperature is not dissipated in the power distribution cabinet, cold air can not be blown by wind power, but the power distribution cabinet is a device for continuously generating heat, the refrigerated air sinks, continuous high-temperature gas can be gathered at the top of the power distribution cabinet and cannot be dissipated, at the moment, if the top is close to the opening, the back air conditioning that the hot gas dispels will rise immediately and dispel, if continuously keep cold and hot oppositions, just need to go the digestion to offset steam in the steam is the same continuous a large amount of air conditioning that produces of steam, this just makes the refrigeration equipment that needs powerful continuous, and the energy consumption is higher, and present switch board can produce a large amount of heat energy in the use, and the radiating in-process need consume a large amount of electric energy and offset the heat, and power consumptive height is not energy-conserving, so need an energy-conserving switch board.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an energy-saving power distribution cabinet, which solves the problems that the existing power distribution cabinet can generate a large amount of heat energy in the using process, a large amount of electric energy needs to be consumed to offset the heat energy in the heat dissipation process, the power consumption is high, and the energy is not saved.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an energy-saving power distribution cabinet comprises supporting legs, wherein a cold accumulation box body is welded on the surfaces of the supporting legs, an outer shell is welded on the upper surface of the cold accumulation box body, a supporting plate is welded on the inner bottom wall of the cold accumulation box body, an inner shell is welded on the surface of the supporting plate, a cold circulation chamber is arranged between the outer surface of the inner shell, the inner wall of the outer shell and the inner wall of the cold accumulation box body, an air outlet window is formed in the surface of the inner shell, one end of the air outlet window penetrates through the inner shell and the outer shell and extends to the surface of the outer shell, the air outlet window is communicated with the cold circulation chamber, an air inlet window is formed in the surface of the inner shell, one end of the air inlet window penetrates through and extends to the inside of the cold circulation chamber, a water collection groove is welded on, the other end and the cold circulation room intercommunication of water inlet, the return slot has been seted up to the inner diapire of interior casing, the sealed joint in inner wall in return slot has first cold buret, the inner wall joint in return slot has the second cold buret, first cold buret with the second cold buret all is the concave shape, the both ends of first cold buret and the both ends of second cold buret are all sealed cup joints, first cold buret and the cold volume pipe intercommunication of second, be formed with the cold volume cavity between the inner wall of first cold buret and the inner wall of second cold buret, the inside fixed mounting of cold volume cavity has the refrigeration semiconductor, the inner wall fixed mounting of interior casing has control switch, control switch's output and refrigeration semiconductor electricity are connected.

The inner wall welding of interior casing has the siphunculus that runs through, the round hole has been seted up to the inner diapire of interior casing, it is located the inside of round hole to run through the pipe, the one end that runs through the siphunculus runs through the round hole and extends to the interior bottom of cold circulation room, the one end that runs through the siphunculus and keeps away from the round hole runs through the top of interior casing and extends to the interior top of cold circulation room, the both ends that run through the siphunculus all communicate with the cold circulation.

Preferably, the backup pad is located the middle part position of interior casing bottom, the outer wall that the surface of interior casing passes through the air-out window and the inner wall fixed connection of shell body, backup pad and air-out window can make interior casing more firm in the indoor portion of cold cycle.

Preferably, the inner wall of the air inlet window is inclined, one end, located inside the cold circulation chamber, of the air inlet window slightly protrudes, the protruding air inlet window can intercept rising cold energy, and the inclined inner wall can guide cold air.

Preferably, the position of the air outlet window is higher than that of the air inlet window, the inner wall of the air outlet window is inclined, and the air outlet window is high so that hot air can be blown obliquely and scattered by cold air guided by the air inlet window.

Preferably, the water collecting tank is located right above the air outlet window, and the number of the water collecting tank is one and only one.

Preferably, the first cold pipework is located inside the inner shell and the second cold pipework is located inside the cold circulation chamber.

Preferably, gather the surface of cold box and seted up the water level mouth, the inner wall welding of water level mouth has the wire netting, and the water level mouth makes and gathers the inside water level of cold box too high, avoids influencing the rising of air, and the wire netting can avoid the foreign matter to enter into the inside of gathering the cold box.

Preferably, the upper surface welding bracing piece of shell body, the fixed surface of bracing piece installs solar cell panel, the upper surface fixed mounting of shell body has the battery, and solar cell panel can be accumulated the light energy conversion electric energy in the battery, and the battery can provide the electric energy for the refrigeration semiconductor.

Preferably, the outer surface of the inner shell is hinged with a box door, a buckle lock is fixedly mounted on the surface of the box door, and the surface of the box door is fixedly connected with the surface of the inner shell through the buckle lock.

(III) advantageous effects

(1) When the refrigeration type power distribution cabinet is used, the refrigeration semiconductor in the refrigeration cavity is started through the control switch, the refrigeration semiconductor generates refrigeration, the refrigeration can directly cool the interior of the power distribution cabinet on the first hand, and can cool the bottom of the interior of the refrigeration cycle chamber on the other hand, when the refrigeration is accumulated to a certain degree, the heat in the interior of the refrigeration cycle chamber is pushed to the top of the interior of The effect of automatically generating wind power around the power distribution cabinet by utilizing the temperature difference and accurately guiding the wind power to blow away the accumulated heat energy is achieved, the utilization efficiency of cold energy is improved, the dissipation of cold energy is reduced, and the effects of energy conservation and emission reduction are achieved.

(2) According to the invention, the cold circulation chamber is arranged, so that on one hand, the cold quantity in the cold circulation chamber can move from bottom to top to comprehensively cool the surface of the inner shell; on the other hand, the cold quantity layer moving in the cold circulation chamber can play a good role in heat insulation, and the influence of external heat on the inner shell is reduced.

(3) The water collecting tank is arranged, so that rainwater can be collected, the rainwater is collected through the water inlet and enters the inner bottom of the cold circulation chamber, the temperature of the rainwater is low, the rainwater can be cooled after meeting cold energy, the specific heat capacity of the water is high, the cold energy can be stored for a long time, and water vapor can absorb heat and evaporate when being carried by air and rises through the outer surface of the inner shell, so that the inner shell can be directly cooled; on the other hand, the water catch bowl also can shelter from the air-out window, avoids having the rainwater to enter into the inside of interior casing through the air-out window.

(4) According to the invention, through pipes are arranged, part of cold quantity at the bottom in the cold circulation chamber can directly rise through the through pipes and enter the inner top of the cold circulation chamber, and the heat at the top in the cold circulation chamber can be rapidly pushed out together with the cold quantity rising from the periphery; in another aspect; on the other hand, the cold energy passes through the through pipe, the surface temperature of the through pipe positioned in the inner shell is lower, after hot air in the inner shell contacts the outer wall of the through pipe, the water in the air is liquefied when meeting the cold and moves downwards along the surface of the through pipe, finally enters the inner bottom of the cold circulation chamber through the round hole, the water content in the air can be reduced,

(5) when the power distribution cabinet is used, heat can be blown away in time through wind power generated by the power distribution cabinet, the requirement of cold energy is reduced, the power of refrigeration equipment is low, and rainwater can be well utilized, so that the problems that a large amount of heat energy is generated in the using process of the conventional power distribution cabinet, a large amount of electric energy is consumed to offset the heat in the heat dissipation process, the power consumption is high, and energy is not saved are effectively solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a perspective view of the outer shell structure of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3 at B in accordance with the present invention;

fig. 5 is a sectional view of the cold mass cavity structure according to the invention.

The solar refrigerator comprises a supporting leg 1, a cold gathering box 2, an outer shell 3, a supporting plate 4, an inner shell 5, a cold circulation chamber 6, an air outlet window 7, an air inlet window 8, a water collecting tank 9, a water inlet 10, a return groove 11, a first cooling pipe 12, a second cooling pipe 13, a cooling capacity cavity 14, a refrigeration semiconductor 15, a control switch 16, a through pipe 17, a circular hole 18, a water level port 19, a wire netting 20, a supporting rod 21, a solar cell panel 22, a storage battery 23, a box door 24 and a box door 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-5, an embodiment of the invention provides an energy-saving power distribution cabinet, which comprises support legs 1, wherein a cold accumulation box body 2 is welded on the surface of each support leg 1, a water level port 19 is formed on the surface of the cold accumulation box body 2, a wire mesh 20 is welded on the inner wall of the water level port 19, an outer shell 3 is welded on the upper surface of the cold accumulation box body 2, a support plate 4 is welded on the inner bottom wall of the cold accumulation box body 2, an inner shell 5 is welded on the surface of the support plate 4, the support plate 4 is located in the middle position of the bottom of the inner shell 5, the surface of the inner shell 5 is fixedly connected with the inner wall of the outer shell 3 through the outer wall of an air outlet window 7, a cold circulation chamber 6 is arranged between the outer surface of the inner shell 5, the inner wall of the outer shell 3 and the inner wall of the cold, the air outlet window 7 is communicated with the cold circulation chamber 6, the surface of the inner shell 5 is provided with an air inlet window 8, the inner wall of the air inlet window 8 is inclined, one end of the air inlet window 8, which is positioned inside the cold circulation chamber 6, slightly protrudes, the position of the air outlet window 7 is higher than that of the air inlet window 8, the inner wall of the air outlet window 7 is inclined, one end of the air inlet window 8 penetrates through and extends into the cold circulation chamber 6, the surface of the outer shell 3 is welded with a water collecting tank 9, the water collecting tank 9 is positioned right above the air outlet window 7, only one water collecting tank 9 is provided, the surface of the outer shell 3 is provided with a water inlet 10, one end of the water inlet 10 is flush with the inner bottom wall of the water collecting tank 9, the other end of the water inlet 10 is communicated with the cold circulation chamber 6, the inner bottom wall of the inner shell 5 is provided with a return groove 11, the inner wall of the return groove 11 is hermetically clamped, the first cooling pipe 12 is located inside the inner shell 5, the second cooling pipe 13 is located inside the cooling circulation chamber 6, the first cooling pipe 12 and the second cooling pipe 13 are both in a concave shape, two ends of the first cooling pipe 12 are hermetically sleeved with two ends of the second cooling pipe 13, the first cooling pipe 12 is communicated with the second cooling pipe 13, a cooling capacity cavity 14 is formed between the inner wall of the first cooling pipe 12 and the inner wall of the second cooling pipe 13, a refrigeration semiconductor 15 is fixedly installed inside the cooling capacity cavity 14, a control switch 16 is fixedly installed on the inner wall of the inner shell 5, and the output end of the control switch 16 is electrically connected with the refrigeration semiconductor 15.

Inner wall welding of interior casing 5 has a through pipe 17, round hole 18 has been seted up to the inner bottom wall of interior casing 5, through pipe 17 is located the inside of round hole 18, the one end that runs through pipe 17 runs through round hole 18 and extends to the interior bottom of cold cycle room 6, the one end that round hole 18 was kept away from to through pipe 17 runs through the top of interior casing 5 and extends to the interior top of cold cycle room 6, the both ends that run through pipe 17 all communicate with cold cycle room 6, the upper surface welding bracing piece 21 of shell body 3, the fixed surface of bracing piece 21 installs solar cell panel 22, the last fixed surface of shell body 3 installs battery 23, the surface of interior casing 5 articulates there is chamber door 24, the fixed surface of chamber door 24 installs padlock 25, the fixed surface of chamber door 24 passes through padlock 25 and interior casing 5 is connected.

When the refrigerator is used, the refrigeration semiconductor 15 inside the refrigeration capacity cavity 14 is started through the control switch 16, the refrigeration semiconductor 15 generates refrigeration capacity, the refrigeration capacity can directly cool the inside of the power distribution cabinet on the first hand, on the other hand, the bottom of the inside of the cold circulation chamber 6 can be cooled, when the refrigeration capacity is accumulated to a certain degree, the heat inside the inner casing 5 is pushed to the inner top of the inner casing 5, part of heat energy can be dissipated through the air outlet window 7, after the refrigeration capacity inside the cold circulation chamber 6 is accumulated to a certain degree, the temperature of the top of the inner casing 5 is continuously increased in the closed space due to overhigh temperature of the top of the inner casing 5, the refrigeration capacity inside the cold circulation chamber 6 with higher density moves upwards from the bottom, the heat at the top of the cold circulation chamber 6 is discharged through the air outlet window 7, and most of the refrigeration capacity is intercepted inside the inner casing 5 by the air inlet window 8 in the rising process and guided by the inner wall of the air inlet The opening 7 and the water inlet 10 are floated out, external heat is isolated by cold energy from bottom to top in the cold circulation chamber 6, the surface of the inner shell 5 is cooled, rainwater is collected by the water collecting tank 9 through the water inlet 10 and enters the inner bottom of the cold circulation chamber 6 when raining, the temperature of the rainwater is lower, the temperature is reduced after the rainwater meets the cold energy, the specific heat capacity of the water is larger, the cold energy can be stored for a long time, water vapor can absorb heat and evaporate when being carried by air and rises through the outer surface of the inner shell 5, the temperature of the inner shell 5 is reduced, partial cold energy at the inner bottom of the cold circulation chamber 6 can directly rise through the through pipe 17 and enter the inner top of the cold circulation chamber 6, the heat at the inner top of the cold circulation chamber 6 can be rapidly pushed out together with the cold energy rising from the periphery, the cold energy passes through the through pipe 17, the surface temperature of the through pipe 17 positioned in, after the hot air in the inner shell 5 contacts the outer wall of the through pipe 17, the water in the air is liquefied when meeting cold and moves downwards along the surface of the through pipe 17, and finally enters the inner bottom of the cold circulation chamber 6 through the round hole 18, so that the cooling process of the whole energy-saving power distribution cabinet is completed.

Claims

1. The utility model provides an energy-conserving switch board, includes supporting leg (1), its characterized in that: the surface welding of supporting leg (1) has and gathers cold box (2), the last surface welding who gathers cold box (2) has shell body (3), the interior diapire welding who gathers cold box (2) has backup pad (4), the surface welding of backup pad (4) has interior casing (5), be provided with cold circulation room (6) between the outer surface of interior casing (5), the inner wall of shell body (3) and the inner wall that gathers cold box (2), air outlet window (7) have been seted up on the surface of interior casing (5), the one end of air outlet window (7) runs through interior casing (5) and shell body (3) and extends to the surface of shell body (3), air outlet window (7) and cold circulation room (6) intercommunication, air inlet window (8) have been seted up on the surface of interior casing (5), the one end of air inlet window (8) runs through and extends to the inside of cold circulation room (6), the inner wall of the air inlet window (8) is inclined, one end, located inside the cold circulation chamber (6), of the air inlet window (8) slightly protrudes, the position of the air outlet window (7) is higher than that of the air inlet window (8), and the inner wall of the air outlet window (7) is inclined; the surface of the outer shell (3) is welded with water collecting grooves (9), a water inlet (10) is formed in the surface of the outer shell (3), one end of the water inlet (10) is flush with the inner bottom wall of the water collecting grooves (9), the other end of the water inlet (10) is communicated with the cold circulation chamber (6), the water collecting grooves (9) are located right above the air outlet window (7), and only one water collecting groove (9) is arranged; the inner bottom wall of the inner shell (5) is provided with a return groove (11), the inner wall of the return groove (11) is hermetically clamped with a first cooling pipe (12), a second cooling pipe (13) is clamped on the inner wall of the return groove (11), the first cooling pipe (12) and the second cooling pipe (13) are both in a concave shape, two ends of the first cooling pipe (12) are hermetically sleeved with two ends of the second cooling pipe (13), the first cooling pipe (12) is communicated with the second cooling pipe (13), a cooling capacity cavity (14) is formed between the inner wall of the first cooling pipe (12) and the inner wall of the second cooling pipe (13), a refrigeration semiconductor (15) is fixedly arranged in the cold energy cavity (14), a control switch (16) is fixedly arranged on the inner wall of the inner shell (5), and the output end of the control switch (16) is electrically connected with the refrigeration semiconductor (15); the inner wall welding of interior casing (5) has through siphunculus (17), round hole (18) have been seted up to the inner diapire of interior casing (5), it is located the inside of round hole (18) to pass through siphunculus (17), the one end that passes through siphunculus (17) runs through round hole (18) and extends to the interior bottom of cold cycle room (6), the one end that passes through siphunculus (17) and keep away from round hole (18) runs through the top of interior casing (5) and extends to the interior top of cold cycle room (6), the both ends that pass through siphunculus (17) all communicate with cold cycle room (6).

2. The energy-saving power distribution cabinet according to claim 1, characterized in that: the supporting plate (4) is located in the middle of the bottom of the inner shell (5), and the surface of the inner shell (5) is fixedly connected with the inner wall of the outer shell (3) through the outer wall of the air outlet window (7).

3. The energy-saving power distribution cabinet according to claim 1, characterized in that: the first cooling pipe (12) is located inside the inner housing (5), and the second cooling pipe (13) is located inside the cooling circulation chamber (6).

4. The energy-saving power distribution cabinet according to claim 1, characterized in that: water level mouth (19) have been seted up on the surface of gathering cold box (2), the inner wall welding of water level mouth (19) has wire netting (20).

5. The energy-saving power distribution cabinet according to claim 1, characterized in that: the solar photovoltaic power generation device is characterized in that the supporting rod (21) is welded on the upper surface of the outer shell (3), a solar cell panel (22) is fixedly mounted on the surface of the supporting rod (21), and a storage battery (23) is fixedly mounted on the upper surface of the outer shell (3).

6. The energy-saving power distribution cabinet according to claim 1, characterized in that: the outer surface of the inner shell (5) is hinged with a box door (24), a buckle lock (25) is fixedly mounted on the surface of the box door (24), and the surface of the box door (24) is fixedly connected with the surface of the inner shell (5) through the buckle lock (25).