CN218124007U - Box-type substation with built-in environmental control device - Google Patents
Box-type substation with built-in environmental control device Download PDFInfo
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- CN218124007U CN218124007U CN202222144155.5U CN202222144155U CN218124007U CN 218124007 U CN218124007 U CN 218124007U CN 202222144155 U CN202222144155 U CN 202222144155U CN 218124007 U CN218124007 U CN 218124007U
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Abstract
The utility model discloses a box-type substation with a built-in environment control device, which comprises a body and the built-in environment control device, wherein the body is provided with a low-pressure chamber, a switch cabinet is assembled in the low-pressure chamber, and the environment control device comprises a main control computer, an air conditioner and a rotary dehumidifier which are respectively connected with the main control computer; the rotary dehumidifier is characterized in that a drying air duct of the rotary dehumidifier is communicated with a switch cabinet in the low-pressure chamber so as to control the humidity of the environment in the switch cabinet in the low-pressure chamber, and a regeneration air duct communicated with the atmosphere is further arranged in the rotary dehumidifier so as to regulate the humidity of the environment in the rotary dehumidifier. The utility model utilizes the rotary dehumidifier as a humidity adjusting part, fundamentally solves the technical problem of humidity control of the prior box-type substation, avoids the discharge phenomenon and improves the use safety; in addition, a drying air duct of the rotary dehumidifier extends into the switch cabinet of the low-pressure chamber to efficiently dehumidify the environment in the switch cabinet of the low-pressure chamber, so that components in the low-pressure switch cabinet are prevented from being rusted, and the technical problem in the prior art is solved.
Description
Technical Field
The utility model belongs to the technical field of box-type substation and specifically relates to a box-type substation that high-efficient dehumidification, rationally distributed, safety in utilization are high and have built-in environmental control device.
Background
Due to the fact that water is accumulated in the cable trench all the year round due to the structure of the cable trench, the humidity in the box-type substation is high, particularly in cities close to subtropical regions, particularly in the environments of 'return south' of China, the humidity in the box-type substation is extremely high, the service life of the box-type substation is directly influenced, discharging phenomena can be caused, and the use safety is greatly reduced.
Dehumidifiers are commonly used air dehumidifying devices, such as: the heat dissipation structure of the new energy special box-type substation is described in the chinese published patent publication No. CN215870458U, and a dehumidifier is arranged in the heat dissipation structure, but the dehumidifier is not limited; in actual operation, a heating dehumidifier or a compressor dehumidifier is often selected and applied to control the humidity in the box-type substation, for example: the chinese published patent application No. 202021883305.9 describes a cooling device for a box-type substation, and a dehumidifier (songjing DK 02) used therein is a compressor type dehumidifier. When the box-type substation is in the 'return-to-south' climatic environment, the box-type substation faces the situation of low temperature and high humidity, the dehumidification effect of the compressor type dehumidifier is poor, and the heating type dehumidifier can generate high heat, so that the temperature in the box-type substation is increased, and the defects of accelerated equipment aging, high energy consumption, easy tripping and the like are caused.
In addition, the box-type substation low-voltage chamber switch cabinet also has an air channel with a bottom cable trench, so that moisture can exist in the box-type substation and also can enter the switch cabinet, elements in the cabinet are corroded, discharged, tripped and the like, and the service life, safety and reliability of the whole box-type substation are directly influenced. However, the existing dehumidification device of the box-type substation only has a solution for installing a heating plate for solving the humidity problem in the switch cabinet of the low-voltage chamber, and on one hand, the temperature in the cabinet is increased to cause equipment overheating tripping, and on the other hand, only water vapor is evaporated and cannot be discharged out of a relatively closed cabinet internal environment, so that once the heating of moisture is stopped, the moisture is condensed again, and the humidity problem cannot be solved fundamentally.
Therefore, how to improve the structure of the existing box-type substation and the structure of the environment control device, the control effect of the internal temperature and humidity of the box-type substation is improved on the basis of the prior art, the humidity control problem in the low-voltage chamber switch cabinet is effectively solved, the corrosion and discharge phenomena caused by high humidity are fundamentally solved, and the box-type substation and the environment control device are one of the technical problems to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem in the prior art, the utility model aims to provide a box-type substation with built-in environmental control device's high efficiency dehumidification, rationally distributed, the security in utilization height.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a box-type substation with a built-in environment control device comprises a body and the environment control device arranged in the body, wherein:
the body is internally provided with a low-pressure chamber, and a switch cabinet is assembled in the low-pressure chamber;
the environment control device comprises a main control machine, an air conditioner and a rotary dehumidifier which are respectively connected with the main control machine;
the rotary dehumidifier is characterized in that a drying air duct of the rotary dehumidifier is communicated with a switch cabinet in the low-pressure chamber so as to control the humidity of the environment in the switch cabinet in the low-pressure chamber, and a regeneration air duct communicated with the atmosphere is further arranged in the rotary dehumidifier so as to regulate the humidity of the environment in the rotary dehumidifier.
Further preferably: the body also has a high voltage chamber, a transformer chamber, wherein:
the main control machine and the rotary dehumidifier are both arranged in the high-pressure chamber;
the air conditioner is arranged in the transformer chamber, the drying air duct penetrates into the transformer chamber from the high-voltage chamber, an outlet is formed in the transformer chamber, and the drying air duct also extends into the switch cabinet of the low-voltage chamber.
Further preferably: the regeneration wind channel is including the air communicating pipe, silica gel runner and the runner moisture discharge pipe that communicate in proper order, air communicating pipe and runner moisture discharge pipe all communicate with the atmosphere.
Further preferably: the dry wind channel advances pipe, silica gel runner and dry gas outlet pipe including the moisture that communicates in proper order, the moisture advances pipe and dry gas outlet pipe and all penetrates the transformer room from the high-pressure chamber, offers an export to dry gas outlet pipe in the transformer room, still stretches into in the cubical switchboard of low-pressure chamber.
Further preferred is: the wet air inlet pipe is arranged in the body in the direction close to the ground, and the dry air outlet pipe is arranged in the direction far away from the ground.
Further preferred is: the air conditioner comprises an air conditioner internal unit and an air conditioner external unit, wherein:
the air conditioner indoor unit is a wall-mounted indoor unit and is mounted in the body in a hanging manner;
the air conditioner outer unit is hung on the outer side wall of the body.
Further preferred is: and an air outlet of the air conditioner is arranged in the transformer chamber.
After the technical scheme is adopted, compared with the background art, the utility model, have following advantage:
1. the utility model discloses in utilize rotary dehumidifier as the part of humidity control, rotary dehumidifier's dehumidification ability not only is stronger than the dehydrating unit who uses among the prior art, and its built-in dry wind channel is leading-in the humid air in the box-type substation to the silica gel runner in the dehydrating unit, behind the moisture absorption of silica gel runner, the dry air is led back to in the box-type substation to realize the dehumidification operation in the box-type substation; the rotary dehumidifier is also internally provided with a regeneration air duct which realizes the timely drying of the silica gel rotary wheel in the rotary dehumidifier, thereby ensuring the continuous dehumidification capability of the rotary dehumidifier, further ensuring the humidity of the inner cavity environment of the box-type substation within a better or even an optimal value, and prolonging the service life of equipment in the box-type substation; in addition, this novel rotary dehumidifier who adopts does not influence the temperature of box-type substation internal environment when carrying out humidity control to box-type substation internal environment to reduce energy consumption, reduce cost, fundamentally solves current box-type substation humidity control's technical problem, avoids the appearance of phenomenon of discharging, promotes the safety in utilization.
2. The utility model discloses a rotary dehumidifier's dry wind channel and the cubical switchboard intercommunication in the low-pressure chamber form air cycle in the low-pressure chamber cubical switchboard, discharge the interior moisture of cabinet to the realization is to the humidity regulation and control of low-pressure chamber cubical switchboard internal environment, ensures air drying in the cubical switchboard of low-pressure chamber, ensures switchgear operation under preferred, the best environment even, with the life of extension box substation internal plant equipment, further promotes box substation's safety in utilization.
Drawings
Fig. 1 is a schematic diagram of an internal structure of the built-in box-type substation according to an embodiment of the present invention;
FIG. 2 is a top view of the structure shown in FIG. 1;
fig. 3 is a schematic structural diagram of the rotary humidifier according to an embodiment of the present invention;
fig. 4 is a schematic diagram of the internal structure of the rotary humidifier according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the present invention, but do not indicate or imply that the device or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.
The embodiment provides a box-type substation with a built-in environment control device, which comprises a body and the environment control device, wherein the environment control device is integrated in the body.
As shown in fig. 1 to 2, the body is mounted on the base; the inner cavity of the body is divided into a high-pressure chamber 210, a low-pressure chamber 230 and a transformer chamber 220; the arrangement of the high-voltage chamber 210, the low-voltage chamber 230 and the transformer chamber 220 can be reasonably set according to actual requirements and design requirements, and is not limited; in the present embodiment, the transformer chamber 220 is located between the high voltage chamber 210 and the low voltage chamber 230, and separates the high voltage chamber 210 and the low voltage chamber 230.
As shown in fig. 1 to 2, the body may be a box having any one of a high voltage chamber 210, a low voltage chamber 230 and a transformer chamber 220, which is not limited herein. In this embodiment: the main body comprises a main body, a top cover and a partition plate 201, wherein the main body is a rectangular frame (namely, the main body is a hollow tetrahedron) on which a door for daily maintenance and repair is arranged, and the installation position and the size of the door are set according to actual conditions and considering the convenience of operation, and are not limited; the body is fixed on the base, the top cover covers the main body, and the partition plate 201 partitions the space in the main body to form a high-voltage chamber 210, a transformer chamber 220 and a low-voltage chamber 230 which are sequentially arranged.
As shown in fig. 1 to fig. 2, an access hole 211 is formed in a bottom surface of the high-pressure chamber 210, the access hole 211 is communicated with the cable trench to facilitate daily maintenance and repair of a maintenance worker, and the access hole 211 is disposed near a middle portion in the transformer chamber 220. In this embodiment: a high-pressure device is arranged in the high-pressure chamber 210, and the high-pressure device is arranged far away from the access opening 211; a transformer device is arranged in the transformer chamber 220, and the transformer device is positioned in the middle of the transformer chamber 220; a low-voltage switch cabinet 231 is arranged in the low-voltage chamber 230, and the low-voltage switch cabinet 231 is arranged close to the transformer chamber 220, that is to say: the low-voltage switchgear cabinet 231 abuts on the partition 201 between the transformer compartment 220 and the low-voltage compartment 230. The high-voltage device and the transformer device are power distribution devices that are set according to actual requirements, which are well known to those skilled in the art and will not be described herein.
As shown in fig. 1 to 2, the environment control device is installed in the main body, and includes an air conditioner, a rotary dehumidifier 400, and a main control unit 500, where the air conditioner and the dehumidifier are respectively connected to the main control unit 500 to respectively control the temperature and humidity of the environment in the main body. In this embodiment: a PLC control system is arranged in the main control machine 500, and the air conditioner and the dehumidifier are respectively connected with the main control machine; the dehumidifier adopts a dehumidifier with the power of 1kW and the dehumidification capacity of 160m 3 The rotary dehumidifier 400 is characterized in that the rotary dehumidifier 400 supports a ModbusRTU third-party interface and is accessed to a PLC control system through a 485 interface; the air conditioner adopts a 1.5P split remote control air conditioner, uses an infrared remote control device as an intermediate controller of the air conditioner, and receives a control command of a PLC control system through a ModbusRTU communication interface.
As shown in fig. 1 to 2, the air conditioner is a split air conditioner, and includes an air conditioner indoor unit 310 and an air conditioner outdoor unit 320, which are connected to each other, wherein the air conditioner indoor unit 310 is a wall-mounted indoor unit and is mounted in the main body in a hanging manner, and the air conditioner outdoor unit 320 is mounted on an outer side wall of the main body in a hanging manner; specifically, the method comprises the following steps: the air conditioner internal unit 310 is arranged in the transformer chamber 220 and is close to the high-pressure chamber 210; the outdoor air conditioner 320 is located on an outer sidewall of the high pressure chamber 210.
It should be noted that: as shown in fig. 1 to 3, the air conditioner internal unit 310 is hung on the partition 201 between the high-pressure chamber 210 and the transformer chamber 220, and is located in the transformer chamber 220, an air outlet of the air conditioner internal unit is disposed toward the partition 201 between the transformer chamber 220 and the low-pressure chamber 230, and the air conditioner internal unit 310 is disposed near a middle portion of the partition 201 between the high-pressure chamber 210 and the transformer chamber 220; the outdoor air conditioner 320 is hung on the outer side wall of the main body corresponding to the high-voltage chamber 210 and is located outside the box-type substation.
As shown in fig. 1 to 2, the master controller 500 is located in the high voltage chamber 210 and is hung on the partition 201 between the high voltage chamber 210 and the transformer chamber 220.
As shown in fig. 1 to 2, the rotary dehumidifier 400 is installed in the high pressure chamber 210 and is disposed near the wall plate 201 of the high pressure chamber 210, specifically: the rotary dehumidifier 400 is disposed near a main body on which the air conditioner outdoor unit 320 is hung, and is disposed near the main control unit 500, thereby facilitating connection between the rotary dehumidifier 400 and the main control unit 500. It should be noted that: in terms of structural arrangement, as shown in fig. 2 to 3, the air conditioner indoor unit 310 and the rotary dehumidifier 400 are both arranged close to the main control computer 500, convenience is provided for the connection between the air conditioner and the rotary dehumidifier 400 and the main control computer 500, and the air conditioner outdoor unit 320 is arranged close to the air conditioner indoor unit 310.
Referring to fig. 1 to 4, the rotary dehumidifier 400 has a regeneration air duct and a drying air duct therein, and the drying air duct is communicated with the inner cavity of the body.
Referring to fig. 1 to 4, the rotary dehumidifier 400 includes a cabinet, a regeneration duct, and a drying duct; the box body is vertically arranged in the high-pressure chamber 210, the box body is a hollow square body, the middle part of the box body is provided with a partition plate, the partition plate is provided with a silica gel rotating wheel 450, the box body is provided with four air guide pipes, and the four air guide pipes are respectively an air communicating pipe 410, a rotating wheel moisture discharge pipe 420, a moisture inlet pipe 430 and a dry air outlet pipe 440.
As shown in fig. 1 to 4, the regeneration air duct includes an air communicating pipe 410, a silica gel rotating wheel 450, and a rotating wheel moisture exhaust pipe 420 that are sequentially communicated; air communicating pipe 410 and runner moisture discharge pipe 420 wear out to the box-type substation outside from the back of box respectively, respectively with the atmosphere intercommunication to with leading-in silica gel runner 450 department of atmosphere, atmosphere has its steam when passing through silica gel runner 450, and in deriving to the atmosphere from runner moisture discharge pipe 420, what need explain is: in this embodiment, the air communicating pipe 410 and the wheel moisture discharge pipe 420 are located below the air-conditioner outdoor unit 320; the air intake of the air communicating pipe 410 is provided with a heating component for heating the atmosphere into hot air, the heating component can be an electric heating element, and the hot air improves the moisture discharging capacity and efficiency of the silica gel rotating wheel 450.
Referring to fig. 1 to 4, the drying air duct includes a moisture inlet pipe 430, a silica gel rotating wheel 450, and a drying air outlet pipe 440, which are sequentially connected; the wet gas inlet pipe 430 and the dry gas outlet pipe 440 penetrate through the partition plate to the transformer chamber and extend into the switch cabinet 231 of the low-pressure chamber, so as to control the humidity of the environment in the switch cabinet 231 of the low-pressure chamber; the moisture advances pipe 430 and imports the leading-in to silica gel runner 450 department of air in with the cubical switchboard, utilizes the moisture of silica gel runner 450 adsorbed gas, follows dry air the dry exit tube 440 discharges, then, forms air cycle in the cubical switchboard 231 of low-pressure chamber to the humidity of the interior environment of the cubical switchboard 231 in the adjustment low-pressure chamber reaches the humidity of required or optimal environment, and then the life of extension transformer substation's internals promotes the operation security.
It should be noted that: the drying air outlet pipe 440 in the drying air duct has two outlets, wherein one outlet is arranged corresponding to the transformer chamber of the body, and the other outlet extends into the switch cabinet of the low-pressure chamber, so that the humidity of the environment in the transformer chamber 220 and the humidity of the environment in the switch cabinet 231 of the low-pressure chamber can be effectively controlled.
As shown in fig. 1 to 4, the wet gas inlet pipe 430 and the dry gas outlet pipe 440 are both disposed to extend into the transformer chamber 220 of the body; in order to further improve the dehumidification effect in the body, the moisture inlet pipe 200 is arranged in the transformer chamber 220 of the body close to the ground direction, and the dry air outlet pipe 440 is arranged in the direction far from the ground direction, that is: the wet air inlet pipe 430 in the transformer chamber of the body is arranged close to the bottom surface of the transformer chamber 220, and the drying air outlet pipe 440 is arranged towards the bottom surface far away from the transformer chamber 220, so that air is sucked from the ground with higher humidity and is sent to the rotary dehumidifier for drying, and the dried air is sent back from the position far away from the wet air inlet pipe and is higher than the ground, thereby realizing higher dehumidification efficiency.
It should be noted that: when the bottom of the transformer chamber 220 is arranged, some pipelines of the wet air inlet pipe 430 and the dry air outlet pipe 440 are overlapped at an angle shown in fig. 3, which does not represent the case that the wet air inlet pipe 430 and the dry air outlet pipe 440 share a common pipeline, the wet air inlet pipe 430 and the dry air outlet pipe 440 are independent pipelines, and the arrangement of the wet air inlet pipe 430 and the dry air outlet pipe 440 is shown in fig. 1 in the attached drawings of the specification.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. Box-type substation with built-in environmental control device, its characterized in that: it includes the body and adorns the environmental control device in the body, wherein:
the body is internally provided with a low-pressure chamber, and a switch cabinet is assembled in the low-pressure chamber;
the environment control device comprises a main control machine, an air conditioner and a rotary dehumidifier which are respectively connected with the main control machine;
the drying air duct of the rotary dehumidifier is communicated with the switch cabinet in the low-pressure chamber to control the humidity of the environment in the switch cabinet in the low-pressure chamber, and the rotary dehumidifier is further provided with a regeneration air duct communicated with the atmosphere to adjust the humidity of the environment in the rotary dehumidifier.
2. The box substation with built-in environmental control devices according to claim 1, characterized in that: the body also has a high voltage chamber, a transformer chamber, wherein:
the main control machine and the rotary dehumidifier are both arranged in the high-pressure chamber;
the air conditioner is arranged in the transformer chamber, the drying air duct penetrates into the transformer chamber from the high-voltage chamber, an outlet is formed in the transformer chamber, and the drying air duct also extends into the switch cabinet of the low-voltage chamber.
3. The box substation with built-in environmental control devices according to claim 1, characterized in that: the regeneration wind channel is including the air communicating pipe, silica gel runner and the runner moisture discharge pipe that communicate in proper order, air communicating pipe and runner moisture discharge pipe all communicate with the atmosphere.
4. The box substation with built-in environmental control devices according to claim 2, characterized in that: the dry wind channel advances pipe, silica gel runner and dry gas outlet pipe including the moisture that communicates in proper order, the moisture advances pipe and dry gas outlet pipe and all penetrates the transformer room from the high-pressure chamber, offers an export to dry gas outlet pipe in the transformer room, still stretches into in the cubical switchboard of low-pressure chamber.
5. The substation with built-in climate control device according to claim 4, characterized in that: the wet air inlet pipe is arranged in the body in the direction close to the ground, and the dry air outlet pipe is arranged in the direction far away from the ground.
6. The box substation with built-in environmental control devices according to claim 2, characterized in that: the air conditioner includes air conditioner internal unit and air conditioner outer machine, wherein:
the air conditioner indoor unit is a wall-mounted indoor unit and is mounted in the body in a hanging manner;
the air conditioner outdoor unit is hung on the outer side wall of the body.
7. The box substation with built-in environmental control devices according to claim 2, characterized in that: and an air outlet of the air conditioner is arranged in the transformer chamber.
Priority Applications (1)
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CN202222144155.5U CN218124007U (en) | 2022-08-15 | 2022-08-15 | Box-type substation with built-in environmental control device |
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CN202222144155.5U CN218124007U (en) | 2022-08-15 | 2022-08-15 | Box-type substation with built-in environmental control device |
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CN218124007U true CN218124007U (en) | 2022-12-23 |
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CN202222144155.5U Active CN218124007U (en) | 2022-08-15 | 2022-08-15 | Box-type substation with built-in environmental control device |
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- 2022-08-15 CN CN202222144155.5U patent/CN218124007U/en active Active
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