CN209786489U - Anti-condensation ring network multi-interval electrical cabinet - Google Patents
Anti-condensation ring network multi-interval electrical cabinet Download PDFInfo
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- CN209786489U CN209786489U CN201920789682.7U CN201920789682U CN209786489U CN 209786489 U CN209786489 U CN 209786489U CN 201920789682 U CN201920789682 U CN 201920789682U CN 209786489 U CN209786489 U CN 209786489U
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Abstract
The utility model relates to a prevent many intervals regulator cubicles of looped netowrk of condensation, including the regulator cubicle body, the top of regulator cubicle body is equipped with the new trend circulation subassembly rather than the intercommunication, and this internal row of regulator cubicle is provided with a plurality of sub-regulator cubicles, and this internal subassembly and the drain pan of dehumidifying that still is provided with of regulator cubicle, and the drain pan is located the below of subassembly that dehumidifies, and the outlet of drain pan stretches into and communicates with outside drainage system, and the subassembly that dehumidifies passes through the pipeline with the inner space of every sub-regulator cubicle respectively and communicates to form circulation channel, the bottom of regulator cubicle body is equipped with the ventilation and. The utility model discloses an inside and outside air intercommunication circulation of regulator cubicle body has been realized to many intervals regulator cubicle, forms circulation channel through the inner space that falls wet subassembly and every sub-regulator cubicle, realizes falling wet to every sub-regulator cubicle, effectively prevents the formation of condensation, guarantees this internal electrical equipment safe operation of regulator cubicle, simultaneously through setting up ventilation convection current built on stilts layer in regulator cubicle body bottom, reducible regulator cubicle body is owing to the condensation that wets and form.
Description
Technical Field
the utility model relates to a looped netowrk regulator cubicle technical field especially relates to a prevent many intervals regulator cubicles of looped netowrk of condensation.
Background
In the rapid development of modern society, especially in industrial concentration areas and urban central areas, the power load density is high, and the safety and stability of power supply are very important. And a power distribution network mainly comprising the ring main unit is established, so that the power supply reliability can be effectively improved, the continuity of power supply is ensured, and the influence of power distribution equipment failure and maintenance power failure is reduced to the minimum. The outdoor ring main unit has the advantages of compact structure, small occupied area, attractive appearance, capability of being coordinated and matched with the surrounding environment and the like, and the occupied proportion of the outdoor ring main unit in the power grid construction is increased more and more. However, operation and maintenance personnel find that the outdoor ring main unit generally has a condensation phenomenon in the actual operation process, so that the problems of corrosion of an operating mechanism, reduction of the insulation degree and the like are caused, and the operation safety of equipment is seriously influenced.
At present, most of ring main units in a power distribution system are placed beside urban roads, in residential greenbelts, in park landscapes and the like, and are influenced by weather and surrounding humid environments for a long time, so that the ring main units are affected by damp and dew, and power accidents occur sometimes, and more than 70% of outdoor ring main units are counted to have obvious dew condensation phenomena which are often the chief culprit of causing power failures and power accidents.
The existing ring main unit condensation treatment has the following difficulties:
1. The cables and the joints in the interval in the cabinet are electrified to generate heat, so that the temperature difference between the inside and the outside of the cabinet is increased, and when the humidity is too high, the temperature difference between the inside and the outside of the cabinet is larger, and condensation is more easily formed;
2. The nested multilayer structure in the cabinet is not beneficial to the formation of large circulation convection of wet air in the space, so that condensation forming conditions in the cabinet are caused;
3. Too much space is arranged in the cabinet, so that the separate control treatment is inconvenient, the implementation difficulty is high, and the maintenance is complex;
4. The cabinet is not provided with an available power supply of an active dehumidification device, and a large-load dehumidification device cannot be applied.
Disclosure of Invention
The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, a prevent many intervals regulator cubicles of looped netowrk of condensation is provided.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a prevent many intervals regulator cubicles of looped netowrk of condensation, includes the regulator cubicle body, this internal row of regulator cubicle is provided with a plurality of sub-regulator cubicles, this internal subassembly that dehumidifies that still is provided with of regulator cubicle, the bottom of the subassembly that dehumidifies is equipped with the drain pan, the outlet and the outside drainage system intercommunication of drain pan, the subassembly that dehumidifies respectively with every the inner space of sub-regulator cubicle passes through the pipeline intercommunication to form circulation channel, the bottom of regulator cubicle body is equipped with the ventilation convection current sky layer.
The utility model has the advantages that: the utility model discloses a prevent many intervals regulator cubicles of looped netowrk of condensation, through it is with every to fall wet subassembly the inner space of sub-regulator cubicle forms circulation channel, realizes falling wet to every sub-regulator cubicle, effectively prevents the formation of condensation, guarantees this internal electrical equipment safe operation of regulator cubicle simultaneously through setting up the ventilation convection current built-up layer in regulator cubicle body bottom, can the greatly reduced regulator cubicle body because the humidity that increases the interior air of cabinet that wets further prevents this internal condensation of regulator cubicle.
On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:
Further: the dehumidification assembly comprises a first air channel, the drainage tray is located at the bottom of the first air channel, an air inlet of the air channel is provided with a flow guide fan, a refrigeration assembly and a heating assembly are respectively arranged in the first air channel along the air flow direction, a positive pressure pipe and a negative pressure pipe are respectively arranged in the sub-electrical cabinets, all the negative pressure pipes of the sub-electrical cabinets are communicated with the air inlet of the first air channel, all the positive pressure pipes of the sub-electrical cabinets are communicated with the air outlet of the first air channel, and pressure regulating fans are respectively arranged at the air inlets of the positive pressure pipes in the sub-electrical cabinets.
The beneficial effects of the further scheme are as follows: through the diversion fan will moist air diversion extremely in the sub-regulator cubicle in the first wind channel, and through refrigerating assembly cools off and forms the comdenstion water and flows down to the drain pan, through heating the air after the cooling through heating element and let in the sub-regulator cubicle, and through the inside and outside wind pressure balance of sub-regulator cubicle is adjusted to the pressure regulating fan, so circulation, thereby the realization is right the treatment of falling wet of this internal air of regulator cubicle effectively prevents the regulator cubicle body from forming the condensation.
Further: the first air channel is bent, the refrigerating assembly and the heating assembly are arranged at intervals up and down, and a heat insulation layer is arranged between the refrigerating assembly and the heating assembly.
The beneficial effects of the further scheme are as follows: through will interval sets up from top to bottom between refrigeration subassembly and the heating element to set up the insulating layer between refrigeration subassembly and the heating element, can be so that to this internal moist air's of regulator cubicle condensation and heating are kept apart each other, avoid influencing each other between refrigeration subassembly and the heating element, improve condensation and heating effect.
Further: the dehumidification subassembly includes the second wind channel, the drain pan is located second wind channel bottom, be equipped with moisture absorption runner, high temperature heating ware and evaporative condenser in the second wind channel, evaporative condenser sets up on the moisture absorption runner, evaporative condenser's air intake with the air outlet upper portion intercommunication of moisture absorption runner, just high temperature heating ware sets up in evaporative condenser's the air intake, evaporative condenser's air outlet pass through the circulating line with the air intake upper portion intercommunication of moisture absorption runner, moisture absorption runner air outlet lower part pass through the pipeline with the air outlet intercommunication in second wind channel, all the negative pressure tube of sub-regulator cubicle all with the air intake intercommunication in second wind channel, all the positive pressure tube of sub-regulator cubicle all with the air outlet intercommunication in second wind channel.
the beneficial effects of the further scheme are as follows: the moisture absorption rotating wheel can be used for carrying out primary moisture absorption treatment on humid air entering the second air channel, one part of air after the primary moisture absorption treatment is heated by the high-temperature heater, then the evaporative condenser is used for carrying out condensation and humidity reduction treatment, the humidity in the air is further reduced, the other part of air directly enters the sub-electrical cabinet from the air outlet of the second air channel, circulation is carried out in the way, the air humidity in the sub-electrical cabinet is adjusted by controlling the working states of the high-temperature heater and the evaporative condenser, and therefore the purpose of preventing condensation is achieved.
Further: and air convection structures are respectively arranged on the side walls of the two opposite sides of the ventilation and convection overhead layer.
The beneficial effects of the further scheme are as follows: through set up the air convection structure on the relative both sides lateral wall on ventilation convection current built-up level respectively, can improve the inside and outside air convection of ventilation convection current built-up level can effectively be avoided like this the ventilation convection current built-up level forms moist air, has reduced the regulator cubicle body takes place the corrosion owing to weing.
Further: the air convection arrangement includes at least one vent.
The beneficial effects of the further scheme are as follows: can make things convenient for through setting up the vent inside and outside air convection in the ventilation convection aerial layer to in time the mediation is in the humid air that ventilation convection aerial layer formed reduces the humidity of the interior air of ventilation convection aerial layer avoids inside a large amount of moisture infiltration top regulator cubicle body in the underground cable pit.
Further: the top of regulator cubicle body is equipped with the new trend circulation subassembly rather than the intercommunication.
the beneficial effects of the further scheme are as follows: the fresh air circulation assembly is used for realizing the communication and circulation of air inside and outside the electrical cabinet body, and can assist in reducing the humidity inside the electrical cabinet body, so that the temperature inside and outside the electrical cabinet body keeps balanced, and the condensation prevention effect can be realized in the sub-electrical cabinets.
Further: the fresh air circulating assembly comprises at least one unpowered air ball, and the unpowered air ball is communicated with the inner space of the electrical cabinet body.
The beneficial effects of the further scheme are as follows: through unpowered balloon can utilize the air flow of any horizontal direction of principle mahjong of this internal and external differential pressure air convection of regulator cubicle accelerates and becomes from bottom to top vertically air flow, in order to improve this internal ventilation effect of regulator cubicle, this unpowered balloon does not use electricity, and the noiselessness can long-term operation, sets up its rationalization at the top of looped netowrk cabinet, can discharge steam and foul gas in the cabinet rapidly, improves the in-cabinet environment, prevents the condensation effect in the reinforcing cabinet.
Drawings
Fig. 1 is a schematic structural view of a condensation-preventing ring network multi-interval electrical cabinet according to an embodiment of the present invention;
Fig. 2 is a schematic structural view of a dehumidifying module according to an embodiment of the present invention;
Fig. 3 is a schematic structural view of a dehumidifying module according to another embodiment of the present invention.
in the drawings, the components represented by the respective reference numerals are listed below:
1. the air conditioner comprises an electrical cabinet body, 2, a fresh air circulation component, 3, a sub-electrical cabinet, 4, a ventilation convection overhead layer, 5, a drain pan, 6, an air convection structure, 7, a first air duct, 8, a flow guide fan, 9, a refrigeration component, 10, a heating component, 11, a second air duct, 12, a moisture absorption rotating wheel, 13, a high-temperature heater, 14, an evaporative condenser, 15, a heat insulation layer, 16 and a pressure regulating fan;
31. A positive pressure pipe, 32 and a negative pressure pipe.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, the anti-condensation ring network multi-interval electrical cabinet comprises an electrical cabinet body 1, a plurality of sub electrical cabinets 3 are arranged in the electrical cabinet body 1 in a row, a humidity reducing component is further arranged in the electrical cabinet body 1, a drain pan 5 is arranged at the bottom of the humidity reducing component, a drain port of the drain pan 5 is communicated with an external drain system, the humidity reducing component is communicated with the inner space of each sub electrical cabinet 3 through a pipeline to form a circulation channel, and a ventilation convection overhead layer 4 is arranged at the bottom of the electrical cabinet body 1.
The utility model discloses a prevent many intervals regulator cubicles of looped netowrk of condensation, through it is with every to fall wet subassembly the inner space of sub-regulator cubicle forms circulation channel, realizes falling wet to every sub-regulator cubicle, effectively prevents the formation of condensation, guarantees this internal electrical equipment safe operation of regulator cubicle simultaneously through setting up the ventilation convection current built on stilts layer in regulator cubicle body bottom, can the significantly reduced regulator cubicle body owing to the condensation that forms that wets, further prevents this internal condensation that forms of regulator cubicle.
As shown in fig. 2, the utility model provides an in one or more embodiments, the subassembly that falls wets includes first wind channel 7, drain pan 5 is located first wind channel 7 bottom, the air intake in wind channel is equipped with water conservancy diversion fan 8, be equipped with respectively refrigeration subassembly 9 and heating element 10, every along the air current direction in the first wind channel 7 be equipped with positive-pressure tube 31 and negative-pressure tube 32 in the sub-regulator cubicle 3 respectively, all negative-pressure tube 32 of sub-regulator cubicle 3 all with the air intake intercommunication of first wind channel 7, all positive-pressure tube 31 of sub-regulator cubicle 3 all with the air outlet intercommunication of first wind channel 7, be located in the sub-regulator cubicle 3 the air intake department of positive-pressure tube 31 is equipped with pressure regulating fan 16 respectively. Through the guiding fan 8 will moist air water conservancy diversion extremely in the first wind channel 7 in the sub-regulator cubicle 3, and through refrigerating subassembly 9 cools off and forms the comdenstion water and flow down to drain pan 5, through heating the air after the cooling through heating element 10 and let in sub-regulator cubicle 10, and through the inside and outside wind pressure balance of sub-regulator cubicle 3 is adjusted to pressure regulating fan 16, so circulation, thereby the realization is right the processing of falling wet of the air in the regulator cubicle body 1 effectively prevents the regulator cubicle body 1 forms the condensation.
Preferably, the embodiment of the utility model provides an in, adopt the cold junction and the hot junction of semiconductor refrigeration piece to do respectively refrigeration subassembly 9 and heating element 10 to the realization is to along the humid air that first wind channel 7 got into carries out condensation and heat treatment in proper order. Here, the number of the semiconductor chilling plates is at least one, and generally, in order to secure the condensing effect and the heating effect, the number of the semiconductor chilling plates is set to be plural. The semiconductor refrigerating sheet utilizes the Peltier effect of semiconductor materials, when direct current passes through a galvanic couple formed by connecting two different semiconductor materials in series, heat can be absorbed (namely, cold end) and released (namely, hot end) at two ends of the galvanic couple respectively, and moist air can be condensed and heated respectively. The semiconductor refrigerating sheet is a refrigerating technology generating negative thermal resistance, and is characterized by no moving parts and high reliability.
Preferably, the utility model provides a one or more embodiments, first wind channel 7 is the bending, the interval sets up from top to bottom between refrigeration subassembly 9 and the heating element 10, be provided with insulating layer 15 between refrigeration subassembly 9 and the heating element 10. The refrigeration component 9 and the heating component 10 are arranged at an upper-lower interval, and the thermal insulation layer 15 is arranged between the refrigeration component 9 and the heating component 10, so that condensation and heating of humid air in the electrical cabinet body 1 can be isolated from each other, mutual influence between the refrigeration component 9 and the heating component 10 is avoided, and condensation and heating effects are improved.
when the condensing end fins and the heating end fins of a plurality of semiconductor refrigerating sheets are adopted to serve as the refrigerating component 9 and the heating component 10 respectively, the heat insulation layer 15 can be arranged at the middle position of the two ends of a galvanic couple formed by connecting two different semiconductor materials in series, so that direct heat transfer between the cold ends and the hot ends of the two ends of the galvanic couple is avoided, the moist air entering the first air channel 7 is convenient to condense and heat in sequence, the air humidity is reduced, and the air introduced into the electrical sub-cabinet 3 is ensured not to be greatly reduced, so that condensation is caused by the fact that the temperature in the electrical sub-cabinet 3 is not greatly reduced.
As shown in fig. 3, in one or more embodiments of the present invention, the humidity reducing assembly includes a second air duct 11, the drain pan 5 is located at the bottom of the second air duct 11, a moisture absorbing runner 12, a high temperature heater 13 and an evaporative condenser 14 are disposed in the second air duct 11, the evaporative condenser 14 is disposed on the moisture absorbing runner 12, an air inlet of the evaporative condenser 14 is communicated with an upper portion of an air outlet of the moisture absorbing runner 12, the high temperature heater 13 is disposed in an air inlet of the evaporative condenser 14, an air outlet of the evaporative condenser 14 is communicated with an upper portion of an air inlet of the moisture absorbing runner 12 through a circulation pipeline, an air outlet lower portion of the moisture absorbing runner 12 is communicated with an air outlet of the second air duct 11 through a pipeline, and all the negative pressure pipes 32 of the sub electrical cabinets 3 are communicated with the air inlet of the second air duct 11, the positive pressure pipes 31 of all the sub-electrical cabinets 3 are communicated with the air outlets of the second air ducts 11. The moisture absorption rotating wheel 12 can be used for carrying out primary moisture absorption treatment on the humid air entering the second air channel 11, one part of the air after the primary moisture absorption treatment is heated through the high-temperature heater 13, then the evaporative condenser 14 is used for carrying out condensation and moisture reduction treatment, the humidity in the air is further reduced, the other part of the air directly enters the sub-electric cabinet 3 from the air outlet of the second air channel 11, the circulation is carried out, the air humidity in the sub-electric cabinet 3 is adjusted by controlling the working states of the high-temperature heater and the evaporative condenser 14, and therefore the purpose of condensation prevention is achieved.
In practice, when moist air enters the second air duct 11, the moisture absorbing wheel 12 absorbs moisture in the air to perform the drying and humidity reducing functions, when the moisture absorbing wheel 12 absorbs moisture to a saturated state, the humidity of the air passing through the moisture absorbing wheel 12 does not significantly decrease or even increases, at this time, the high temperature heater 13 and the evaporative condenser 14 are turned on, so that a part of the air entering the moisture absorbing wheel 12 (shown as an upper part in the figure, or a left part, a right part, or a lower part, etc.) enters the evaporative condenser 14, is heated by the high temperature heater 13, is then cooled by the evaporative condenser 14 to form condensed water, the condensed water flows down to the drain pan 5, then the cooled air returns to the upper part of the air inlet of the moisture absorbing wheel 12 through a circulating pipeline, and the temperature of the cooled air is equivalent to the temperature of the air entering the moisture absorbing wheel 12, the deviation is not large, and the circulation is carried out, so that the humidity in the air can be reduced, and the condensation prevention effect is realized.
The utility model provides an in one or more embodiments, be equipped with air convection structure 6 on the relative both sides lateral wall of ventilation convection current overhead layer 4 respectively. Through set up air convection structure 6 on the relative both sides lateral wall of ventilation convection current overhead layer 4 respectively, can improve the air convection inside and outside ventilation convection current overhead layer 4 can effectively be avoided like this ventilation convection current overhead layer 4 forms moist air, has reduced regulator cubicle body 1 takes place the corrosion owing to weing.
In one or more embodiments provided herein, the air convection arrangement 6 includes at least one vent. Can make things convenient for through setting up the vent inside and outside air convection of ventilation convection current overhead layer 4 to in time the mediation is in the humid air that ventilation convection current overhead layer 4 formed reduces the humidity of air in the ventilation convection current overhead layer 4 avoids inside a large amount of moisture infiltration top regulator cubicle body 1 in the underground cable pit.
Ventilation convection current overhead layer ventilation convection current overhead layer the utility model provides an in one or more embodiments, the top of regulator cubicle body 1 is equipped with rather than the new trend circulation subassembly 2 that communicates, realizes the inside and outside air intercommunication circulation of regulator cubicle body through new trend circulation subassembly 2, can assist and reduce humidity in the regulator cubicle body 1 makes the inside and outside temperature of regulator cubicle body 1 keeps balanced, can be favorable to like this realize the effect of preventing condensation in the sub-regulator cubicle 3.
The utility model provides an in one or more embodiments, new trend circulation subassembly 2 includes at least one unpowered wind ball, just unpowered wind ball with the inner space intercommunication of regulator cubicle body 1. Through unpowered balloon can utilize the air flow of any horizontal direction is accelerated and become from bottom to top vertically air flow to the principle of the internal and external differential pressure air convection of regulator cubicle body 1, in order to improve ventilation effect in the regulator cubicle body 1, this unpowered balloon does not use electricity, and the noiselessness can long-term operation, sets up its rationalization at the top of looped netowrk cabinet, can discharge hot gas and dirty gas in the cabinet rapidly, improves the internal environment of cabinet, prevents the condensation effect in the reinforcing cabinet. As shown in fig. 1, a non-powered air ball is schematically shown, and in practice, two or more non-powered air balls may be provided to increase the air flow effect inside and outside the electrical cabinet body 1.
The utility model provides an in one or more embodiments, the subassembly that wets, pressure regulating fan 16 and new trend circulation subassembly 2 adopt the modularized design respectively, can increase or reduce according to the nimble configuration of the quantity condition of different sub-regulator cubicles 3 to it communicates in order to form the circulating line through the pipeline between subassembly and every sub-regulator cubicle 3 to dehumidify, owing to be the design of modularization quick detach formula, user's fortune dimension and maintenance management convenient and fast more, greatly reduced the fortune cost of examining.
the above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a prevent many intervals regulator cubicles of looped netowrk of condensation which characterized in that: the improved cabinet is characterized by comprising an electrical cabinet body (1), a plurality of sub electrical cabinets (3) are arranged in the electrical cabinet body (1) in a row, a dehumidifying component is further arranged in the electrical cabinet body (1), a water draining disc (5) is arranged at the bottom of the dehumidifying component, a water draining port of the water draining disc (5) is communicated with an external water draining system, the dehumidifying component is communicated with each of the inner spaces of the sub electrical cabinets (3) through a pipeline to form a circulating channel, and a ventilation convection overhead layer (4) is arranged at the bottom of the electrical cabinet body (1).
2. The anti-condensation ring network multi-interval electrical cabinet as claimed in claim 1, wherein: the dehumidifying component comprises a first air duct (7), the drain pan (5) is located at the bottom of the first air duct (7), an air inlet of the air duct is provided with a diversion fan (8), a refrigerating component (9) and a heating component (10) are respectively arranged in the first air duct (7) along the air flow direction, each sub-electric cabinet (3) is respectively provided with a positive pressure pipe (31) and a negative pressure pipe (32), all the negative pressure pipes (32) of the sub-electric cabinet (3) are communicated with the air inlet of the first air duct (7), all the positive pressure pipes (31) of the sub-electric cabinet (3) are communicated with the air outlet of the first air duct (7), and the sub-electric cabinet (3) is internally located at the air inlet of the positive pressure pipes (31) and is respectively provided with a pressure regulating fan (16).
3. The anti-condensation ring network multi-interval electrical cabinet as claimed in claim 2, wherein: the first air channel (7) is bent, the refrigerating assembly (9) and the heating assembly (10) are arranged at intervals up and down, and a heat insulation layer (15) is arranged between the refrigerating assembly (9) and the heating assembly (10).
4. the anti-condensation ring network multi-interval electrical cabinet as claimed in claim 1, wherein: the dehumidifying component comprises a second air duct (11), the drain pan (5) is located at the bottom of the second air duct (11), a moisture absorption rotating wheel (12), a high-temperature heater (13) and an evaporative condenser (14) are arranged in the second air duct (11), the evaporative condenser (14) is arranged on the moisture absorption rotating wheel (12), an air inlet of the evaporative condenser (14) is communicated with the upper part of an air outlet of the moisture absorption rotating wheel (12), the high-temperature heater (13) is arranged in the air inlet of the evaporative condenser (14), the air outlet of the evaporative condenser (14) is communicated with the upper part of the air inlet of the moisture absorption rotating wheel (12) through a circulating pipeline, the lower part of the air outlet of the moisture absorption rotating wheel (12) is communicated with the air outlet of the second air duct (11) through a pipeline, and all negative pressure pipes (32) of the sub-electric cabinet (3) are communicated with the air inlet of the second air duct (11, and positive pressure pipes (31) of all the sub-electric cabinets (3) are communicated with air outlets of the second air duct (11).
5. the anti-condensation ring network multi-interval electrical cabinet as claimed in any one of claims 1 to 4, wherein: and air convection structures (6) are respectively arranged on the side walls of the two opposite sides of the ventilation and convection overhead layer (4).
6. The anti-condensation ring network multi-interval electrical cabinet as claimed in claim 5, wherein: the air convection arrangement (6) comprises at least one ventilation opening.
7. The anti-condensation ring network multi-interval electrical cabinet as claimed in any one of claims 1 to 4, wherein: the top of the electrical cabinet body (1) is provided with a fresh air circulation component (2) communicated with the electrical cabinet body.
8. The anti-condensation ring network multi-interval electrical cabinet as claimed in claim 7, wherein: the fresh air circulation component (2) comprises at least one unpowered air ball, and the unpowered air ball is communicated with the inner space of the electrical cabinet body (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920789682.7U CN209786489U (en) | 2019-05-29 | 2019-05-29 | Anti-condensation ring network multi-interval electrical cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920789682.7U CN209786489U (en) | 2019-05-29 | 2019-05-29 | Anti-condensation ring network multi-interval electrical cabinet |
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| CN209786489U true CN209786489U (en) | 2019-12-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839315A (en) * | 2021-10-29 | 2021-12-24 | 上海平高天灵开关有限公司 | Prevent box switching station of condensation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839315A (en) * | 2021-10-29 | 2021-12-24 | 上海平高天灵开关有限公司 | Prevent box switching station of condensation |
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