CN207320597U - A kind of AC low voltage power switch box - Google Patents

A kind of AC low voltage power switch box Download PDF

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Publication number
CN207320597U
CN207320597U CN201721075483.7U CN201721075483U CN207320597U CN 207320597 U CN207320597 U CN 207320597U CN 201721075483 U CN201721075483 U CN 201721075483U CN 207320597 U CN207320597 U CN 207320597U
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cabinet
low voltage
power switch
voltage power
element chamber
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CN201721075483.7U
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陈强
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Sichuan Wanda Electric Co Ltd
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Sichuan Wanda Electric Co Ltd
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Abstract

The utility model discloses a kind of AC low voltage power switch box, including cabinet;Front cabinet door and rear cabinet door are respectively equipped with two opposite sides of the cabinet, control room and element chamber is equipped with successively from top to bottom in cabinet, partition plate is equipped between control room and element chamber;The side wall of the control room is equipped with air-inlet window, and the fan and air outlet window corresponded is respectively equipped with the opposite two side of the element chamber, and the partition plate is equipped with equally distributed multiple ventilation holes.Airflow circulating is cooperatively formed by fan, air-inlet window and air outlet window to move, heat dissipation effect on moisture extraction is good, and sets dehumidifier further to dehumidify, and makes to keep dry environment in cabinet, avoids short circuit from triggering failure, be applicable to hygrothermal environment, have a wide range of application, service life length.

Description

A kind of AC low voltage power switch box
Technical field
The utility model belongs to power control technology field, and in particular to a kind of AC low voltage power switch box.
Background technology
Low-voltage alternating-current power distribution cabinet is widely used in the power consumers such as power plant, substation, industrial enterprise, as exchange 50- 60Hz, rated operational voltage 380V, rated operational current to 1600A distribution system in, as power, illumination and controller switching equipment Electric energy conversion, distribution be used with control.Most of in the market existing product be respectively provided with electrical arrangement flexibly, combination it is convenient, logical With property it is strong the features such as, still, it still has following defect:
(1) ventilation and heat structure design is unreasonable, and electrical equipment can produce substantial amounts of heat at work in cabinet, due to dissipating Thermal effect is undesirable, is easier local pyrexia at the connection end of some electrical equipments and circuit, causes local temperature excessive, Fever, burning phenomenon are even produced, thus finally influences the normal use of whole power distribution cabinet;
(2) moisture-proof moisture resistance is poor, and environment must keep drying in cabinet, if ambient moisture is heavier in cabinet, easily triggers short circuit, Component is burnt out, influences the normal use of power distribution cabinet, reduces its service life, the existing moisture-proof moisture resistance of power distribution cabinet is poor, uses It is limited in scope;
(3) since conventional electrical distribution cabinet is provided only with a cabinet door, and it is fixed setting, thus there is operation sky in maintenance Between it is small, it is very troublesome during maintenance.
Utility model content
Based on this, in view of the above-mentioned problems, the utility model proposes a kind of AC low voltage power switch box, pass through fan, air-inlet window Airflow circulating movement is cooperatively formed with air outlet window, heat dissipation effect on moisture extraction is good, and further dehumidifies by dehumidifier, makes to keep in cabinet Dry environment, avoids short circuit from triggering failure, is applicable to hygrothermal environment, has a wide range of application, service life length.
The technical solution of the utility model is:A kind of AC low voltage power switch box, including cabinet;Opposite two of the cabinet Front cabinet door and rear cabinet door are respectively equipped with side, control room and element chamber, control room and member are equipped with successively from top to bottom in cabinet Partition plate is equipped between part room;The side wall of the control room is equipped with air-inlet window, and the element chamber sets respectively on opposite two side There is the fan and air outlet window corresponded, the partition plate is equipped with equally distributed multiple ventilation holes.
Fan is run, and the indoor air of element is flowed out from air outlet window, causes to form certain negative pressure in element chamber, and then make The indoor air of instrument enters element chamber by the ventilation hole on partition plate, and then certain negative pressure, extraneous air are formed again in control room Then control room can be entered by air-inlet window, be circulated in this way, forming cabinet inner air and outer air, strengthen heat dissipation effect, heat dissipation effect Fruit is very good, avoids the bad situation for causing local component accumulation of heat to trigger short circuit of heat dissipation effect from occurring, meanwhile, good Air circulation flow also can remove moisture in cabinet, make to keep drying in cabinet.
As further improvement of the utility model, the side wall of the element chamber is equipped with control panel, the control panel Temperature Humidity Sensor, communication module and controller are equipped with, dehumidifier is additionally provided with element chamber, the Temperature Humidity Sensor, lead to Believe the uniformly controller communication connection of module and dehumidifier.
Temperature Humidity Sensor is used to measure the temperature and humidity in cabinet in real time, and controller is judged in cabinet according to the data of test Within a predetermined range whether temperature and humidity;Under conventional application environment, fan, air-inlet window and air outlet window cooperatively form air-flow and follow Ring movement can make to keep dry environment in cabinet, but in the special industry application environment of some heavy with moistures, such as industrial enterprise Some underground mining ore deposit holes in, since ambient moisture is heavier, even if good air circulation flow, cannot guarantee that in cabinet do It is dry, in fact it could happen that controller judges that testing humidity exceeds preset range, then the dehumidifier work of controller control at this time, is further removed It is wet, make to keep drying in cabinet, thus there is wider application range;Meanwhile communication module can be by wired or wireless Mode is connected with far-end computer, and the judging result of the data of Temperature Humidity Sensor test and controller is sent to distal end electricity Brain, realizes remote real-time monitoring.
As further improvement of the utility model, the front cabinet door is equipped with observation window, and the observation window is equipped with number Code display tube, the digital display tube are communicated to connect with the controller.
Observation window is set to facilitate situation in observation cabinet, sets digital display tube to be used for the test for showing Temperature Humidity Sensor Data, to facilitate viewing.
As further improvement of the utility model, the top of the cabinet is equipped with alarm, the alarm and the control Device communication connection processed.
Alarm is set, when controller judges the test data of Temperature Humidity Sensor not within the predefined range, control report Alert device sends alarm, realizes to the real time monitoring in cabinet, reminds site operation personnel's timely processing to facilitate, avoids moisture and heat The accumulation of amount triggers short circuit.
As further improvement of the utility model, the front cabinet door and rear cabinet door with the cabinet hinge connection.
As further improvement of the utility model, the bottom of the cabinet is equipped with universal wheel.
Universal wheel is set, facilitates the movement of cabinet, and front cabinet door and rear cabinet door are set, can be tieed up from former and later two directions of cabinet Repair, add operating space during maintenance, compared with conventional fixed-type and the only cabinet of single-side-door, maintenance conditions are more convenient, It is more time saving and energy saving.
The beneficial effects of the utility model are:
(1) form cabinet inner air and outer air by the cooperation of fan, air-inlet window and air outlet window to circulate, enhancing heat dissipation effect Fruit, heat dissipation effect is very good, avoids the bad situation for causing local component accumulation of heat to trigger short circuit of heat dissipation effect from occurring, together When, good air circulation flow also can remove moisture in cabinet, make to keep drying in cabinet, heat dissipation effect on moisture extraction is good;
(2) Temperature Humidity Sensor is used to measure the temperature and humidity in cabinet in real time, and controller judges according to the data of test Within a predetermined range whether in-cabinet temperature and humidity;Under conventional application environment, fan, air-inlet window and air outlet window cooperatively form gas Stream shuttling movement can make to keep dry environment in cabinet, but in the special industry application environment of some heavy with moistures, such as factories and miness In some underground mining ore deposit holes of enterprise, since ambient moisture is heavier, even if good air circulation flow, cannot guarantee that cabinet Interior drying, in fact it could happen that controller judges that testing humidity exceeds preset range, then the dehumidifier work of controller control at this time, into one Step dehumidifying, makes to keep drying in cabinet, thus has wider application range;
(3) communication module can be tested Temperature Humidity Sensor by wired or be wirelessly connected with far-end computer Data and the judging result of controller be sent to far-end computer, realize remote real-time monitoring;
(4) universal wheel is set, facilitates the movement of cabinet, and front cabinet door and rear cabinet door are set, can be from former and later two sides of cabinet To maintenance, operating space during maintenance is added, compared with conventional fixed-type and the only cabinet of single-side-door, maintenance conditions are more square Just it is, more time saving and energy saving.
Brief description of the drawings
Fig. 1 is the structure diagram of AC low voltage power switch box described in embodiment;
Fig. 2 is the structure diagram after Fig. 1 front cabinet doors are opened;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is the schematic block circuit diagram of each component;
Description of reference numerals:
10 cabinets, 11 front cabinet doors, 11a observation windows, 11b digital display tubes, 12 rear cabinet doors, 13 control rooms, 14 element chamber, 20 Partition plate, 21 ventilation holes, 31 air-inlet windows, 32 fans, 33 air outlet windows, 40 control panels, 41 Temperature Humidity Sensors, 42 communication modules, 43 controllers, 44 dehumidifiers, 50 alarms, 60 universal wheels, 70 far-end computers.
Embodiment
The embodiment of the utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment:
As shown in Figs 1-4, a kind of AC low voltage power switch box, including cabinet 10;On two opposite sides of the cabinet 10 Front cabinet door 11 and rear cabinet door 12 are respectively equipped with, control room 13 and element chamber 14, control room are equipped with successively from top to bottom in cabinet 10 Partition plate 20 is equipped between 13 and element chamber 14;The side wall of the control room 13 is equipped with air-inlet window 31, and the element chamber 14 is opposite Two side on be respectively equipped with the fan 32 and air outlet window 33 corresponded, the partition plate 20 is equipped with equally distributed multiple logical Air holes 21.
Fan 32 is run, and the air in element chamber 14 is flowed out from air outlet window 33, causes to be formed in element chamber 14 certain negative Pressure, and then make air in control room 13 enter element chamber 14 by the ventilation hole 21 on partition plate 20, then shape again in control room 13 Into certain negative pressure, extraneous air then can enter control room 13 by air-inlet window 31, in this way, making 10 inner air and outer air of cabinet form circulation Flowing, strengthens heat dissipation effect, and heat dissipation effect is very good, avoids heat dissipation effect is bad from causing local component accumulation of heat initiation short The situation on road occurs, meanwhile, good air circulation flow also can remove moisture in cabinet, make to keep drying in cabinet.
In another embodiment, the side wall of the element chamber 14 is equipped with control panel 40, is set on the control panel 40 There are Temperature Humidity Sensor 41, communication module 42 and controller 43, dehumidifier 44, the temperature and humidity sensing are additionally provided with element chamber 14 Uniformly the controller 43 communicates to connect for device 41, communication module 42 and dehumidifier 44.
Temperature Humidity Sensor 41 is used to measure the temperature and humidity in cabinet in real time, and controller 43 judges according to the data of test Within a predetermined range whether in-cabinet temperature and humidity;Under conventional application environment, fan 32, air-inlet window 31 and air outlet window 33 coordinate Forming airflow circulating movement can make to keep dry environment in cabinet, but in the special industry application environment of some heavy with moistures, As industrial enterprise some underground mining ore deposit holes in,, can not even if good air circulation flow since ambient moisture is heavier Ensure dry in cabinet, in fact it could happen that controller 43 judges that testing humidity exceeds preset range, then the dehumidifying of the control of controller 43 at this time Machine 44 works, further dehumidifying, makes to keep drying in cabinet, thus has wider application range;Meanwhile communication module 42 can By wired or be wirelessly connected with far-end computer, data that Temperature Humidity Sensor 41 is tested and controller 43 Judging result is sent to far-end computer, realizes remote real-time monitoring.
In another embodiment, the front cabinet door 11 is equipped with observation window 11a, the observation window 11a and is equipped with number Display tube 11b, digital display tube 11b are communicated to connect with the controller 43.
Observation window 11a is set to facilitate situation in observation cabinet, sets digital display tube 11b to be used to show Temperature Humidity Sensor 41 test data, to facilitate viewing.
In another embodiment, the top of the cabinet 10 is equipped with alarm 50, the alarm 50 and the controller 43 communication connections.
Alarm 50 is set, when controller 43 judges the test data of Temperature Humidity Sensor 41 not within the predefined range, Control alarm 50 sends alarm, realizes to the real time monitoring in cabinet, reminds site operation personnel's timely processing to facilitate, avoids The accumulation of moisture and heat triggers short circuit.
In another embodiment, the front cabinet door 11 and rear cabinet door 12 with 10 hinge connection of cabinet.
In another embodiment, the bottom of the cabinet 10 is equipped with universal wheel 60.
Universal wheel 60 is set, facilitates the movement of cabinet 10, and front cabinet door 11 and rear cabinet door 12 are set, can be before and after cabinet 10 Both direction is repaired, and adds operating space during maintenance, compared with conventional fixed-type and the only cabinet of single-side-door, maintenance inspection Survey more convenient, more time saving and energy saving.
Embodiment described above only expresses specific embodiment of the present utility model, its description is more specific and detailed, But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this area For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the scope of protection of the utility model.

Claims (6)

  1. A kind of 1. AC low voltage power switch box, it is characterised in that:Including cabinet;The cabinet is respectively equipped with two opposite sides Front cabinet door and rear cabinet door, are equipped with control room and element chamber in cabinet successively from top to bottom, be equipped between control room and element chamber every Plate;The side wall of the control room is equipped with air-inlet window, and the element chamber is respectively equipped with the wind corresponded on opposite two side Fan and air outlet window, the partition plate are equipped with equally distributed multiple ventilation holes.
  2. 2. AC low voltage power switch box according to claim 1, it is characterised in that:The side wall of the element chamber is equipped with control Panel, which is equipped with Temperature Humidity Sensor, communication module and controller, dehumidifier is additionally provided with element chamber, described The uniformly controller communication connection of Temperature Humidity Sensor, communication module and dehumidifier.
  3. 3. AC low voltage power switch box according to claim 2, it is characterised in that:The front cabinet door is equipped with observation window, institute State observation window and be equipped with digital display tube, which communicates to connect with the controller.
  4. 4. AC low voltage power switch box according to claim 2, it is characterised in that:The top of the cabinet is equipped with alarm, The alarm is communicated to connect with the controller.
  5. 5. AC low voltage power switch box according to claim 1, it is characterised in that:The front cabinet door and rear cabinet door with it is described Cabinet hinge connection.
  6. 6. AC low voltage power switch box according to claim 1, it is characterised in that:The bottom of the cabinet is equipped with universal wheel.
CN201721075483.7U 2017-08-25 2017-08-25 A kind of AC low voltage power switch box Active CN207320597U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721075483.7U CN207320597U (en) 2017-08-25 2017-08-25 A kind of AC low voltage power switch box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721075483.7U CN207320597U (en) 2017-08-25 2017-08-25 A kind of AC low voltage power switch box

Publications (1)

Publication Number Publication Date
CN207320597U true CN207320597U (en) 2018-05-04

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CN201721075483.7U Active CN207320597U (en) 2017-08-25 2017-08-25 A kind of AC low voltage power switch box

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CN (1) CN207320597U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108899782A (en) * 2018-07-04 2018-11-27 武汉中智德远科技开发有限公司 A kind of distribution box with dehumidifying and warning function
CN110972422A (en) * 2019-11-29 2020-04-07 国网山东省电力公司临沂供电公司 Be provided with dampproofing electric power communication cabinet of function
CN111585198A (en) * 2020-05-11 2020-08-25 国网浙江瑞安市供电有限责任公司 Intelligent comprehensive management device for power quality of rural power grid distribution station area
CN111774355A (en) * 2020-06-18 2020-10-16 中节能兆盛环保有限公司 Grid high-pressure cleaning control system triggered by rotary encoder
CN112952622A (en) * 2021-04-14 2021-06-11 刘德元 Intelligent switch cabinet and use method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108899782A (en) * 2018-07-04 2018-11-27 武汉中智德远科技开发有限公司 A kind of distribution box with dehumidifying and warning function
CN110972422A (en) * 2019-11-29 2020-04-07 国网山东省电力公司临沂供电公司 Be provided with dampproofing electric power communication cabinet of function
CN111585198A (en) * 2020-05-11 2020-08-25 国网浙江瑞安市供电有限责任公司 Intelligent comprehensive management device for power quality of rural power grid distribution station area
CN111774355A (en) * 2020-06-18 2020-10-16 中节能兆盛环保有限公司 Grid high-pressure cleaning control system triggered by rotary encoder
CN112952622A (en) * 2021-04-14 2021-06-11 刘德元 Intelligent switch cabinet and use method thereof
CN112952622B (en) * 2021-04-14 2022-09-30 孙冶 Intelligent switch cabinet and use method thereof

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