CN105226528A - A kind of structure improved electric cabinet dehydrating unit - Google Patents
A kind of structure improved electric cabinet dehydrating unit Download PDFInfo
- Publication number
- CN105226528A CN105226528A CN201510590676.5A CN201510590676A CN105226528A CN 105226528 A CN105226528 A CN 105226528A CN 201510590676 A CN201510590676 A CN 201510590676A CN 105226528 A CN105226528 A CN 105226528A
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- CN
- China
- Prior art keywords
- electric cabinet
- dehydrating unit
- heater
- condenser
- cabinet dehydrating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to electric cabinet dehydrating unit technical field, particularly the structure improved electric cabinet dehydrating unit of one, comprise control cubicle and be installed on electric cabinet top and the electric cabinet dehydrating unit be electrically connected with control cubicle; Electricity cabinet dehydrating unit comprises housing, cycling element, Dehumidifying element and monitoring means; Cycling element comprises intake stack and exhaust duct; Described outside is provided with the binding post be electrically connected with control cubicle; Dehumidifying element comprises heater and condenser; Heating tube is provided with in heater; The bottom of condenser is provided with liquid level sensor and discharging tube; Discharging tube is provided with electromagnetically operated valve; Described drawing fan, scavenger fan, detecting unit, liquid level sensor and electromagnetically operated valve are all electrically connected by wire and binding post.Be convenient to debugging and maintenance, the condensing gas be communicated with heater can carry out collection to the steam produced in heating process and store, and regular discharge is to outside housing, significantly can reduce the humidity of air in electric cabinet.Structure is simple, and automaticity is high.
Description
Technical field
The present invention relates to electric cabinet dehydrating unit technical field, particularly the structure improved electric cabinet dehydrating unit of one.
Background technology
Electric equipment is there is in a large number in electric power system, due to the numerous and spaces compact of internal component, when ambient humidity is high and the temperature difference is larger, moisture in air is easy to condense into dew in cabinet, can cause that ageing equipment in cabinet, dielectric strength reduce, secondary terminals punctures, material goes mouldy for a long time and the problem such as steel construction piece corrosion, thus cause security incident.
In addition, come round in bus bridge and the outdoor of transformer station's master-control room, produce stack effect, make warm-humid air come together in bus bridge frame, cause bus bridge frame top dew condensation phenomenon comparatively serious, and bus bridge frame mostly is right angle tendency, right angle goes out condensation the most easily to be assembled, have influence on the safe distance between bus, thus cause corner discharge phenomenon, threaten the safe operation of transformer station.
Between the problems referred to above, need electric cabinet and bus bridge frame install the dehydrating unit improving electric cabinet and bus bridge frame environment temperature and humidity, to ensure the normal operation of electric power system, avoid the generation of security incident.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of structure improved electric cabinet dehydrating unit is provided, this electric cabinet dehydrating unit detects air humidity in electric cabinet automatically by the detecting unit be arranged in intake stack, drawing fan and scavenger fan is started when air humidity exceeds standard, malaria in electric cabinet is entered in this electric cabinet dehydrating unit and by heat air, humid air is added fast, air after adding is transported in electric cabinet by scavenger fan, to reduce air humidity in electric cabinet, after air humidity in electric cabinet is up to standard, drawing fan and scavenger fan quit work.Simultaneously, because condensing gas is communicated with heater, the steam that humid air produces after adding enters in condenser and condenses into the globule and rest in condenser, no longer enter in electric cabinet by cycling element, when the liquid level in condensing gas raises and floods two probes of liquid level sensor, liquid level sensor is triggered and sends a signal to control cubicle, is opened by control cubicle Controlling solenoid valve, makes liquid in condenser by drain line drains to outside housing.
For solving the problem, the invention provides following technical scheme:
A kind of structure improved electric cabinet dehydrating unit, comprises control cubicle and is installed on electric cabinet top and the electric cabinet dehydrating unit be electrically connected with control cubicle; Described electric cabinet dehydrating unit comprises housing, cycling element, Dehumidifying element and monitoring means; Described cycling element comprises intake stack and exhaust duct; Described outside is provided with the binding post be electrically connected with control cubicle; Described detecting unit is installed in intake stack; The input of described intake stack is provided with drawing fan; The output of described exhaust duct is provided with scavenger fan; The bottom of described housing is provided with air inlet and air outlet; The input of described intake stack is connected with air inlet; The output of described exhaust duct is connected with air outlet; Described Dehumidifying element is installed between the output of intake stack and the input of exhaust duct; Described Dehumidifying element comprises heater and condenser; Heating tube is provided with in described heater; The bottom of described condenser is provided with liquid level sensor and discharging tube; Described discharging tube is provided with electromagnetically operated valve; Described drawing fan, scavenger fan, detecting unit, liquid level sensor and electromagnetically operated valve are all electrically connected by wire and binding post.
Further, the input of described heater is communicated with the output of intake stack; The output of described heater is communicated with the input of exhaust duct; The middle part of described heater is communicated with condenser by pipeline.
Further, the bottom of described condenser is provided with screwed hole; Described liquid level sensor to be installed in screwed hole and to extend in condenser; The end of described liquid level sensor is provided with two probes; Dividing plate is provided with between two described probes.
Further, described heating board of trustee spiral heating tube; The two ends of described spiral heating tube extend to heater outside.
Further, described discharging tube extends to outside.
Further, described housing comprises upper cover and base plate; Described upper cover is secured by bolts on base plate; Described air inlet and air outlet are provided with on base plate; Access door and relay indicating light is covered with on described; Being convenient to of described base plate offers installing hole.
Beneficial effect: a kind of structure improved electric cabinet dehydrating unit of the present invention is arranged on the top of electric cabinet or bus bridge frame, does not take the inner space of electric cabinet or bus bridge frame; Built-in detecting unit can monitor electric cabinet or bus bridge frame interior humidity in real time, and realizes humid air pressure extraction and dry air pressure feeding by cycling element, finally reaches the adjustment to electric cabinet or bus bridge frame humidity and temperature; Adopt modularized design, be convenient to debugging and maintenance, the condensing gas be communicated with heater can carry out collection to the steam produced in heating process and store, and regular discharge is to outside housing, significantly can reduce the humidity of air in electric cabinet.Structure is simple, and automaticity is high.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is decomposition texture schematic diagram of the present invention;
Fig. 3 is the decomposition texture schematic diagram of condenser in the present invention;
Fig. 4 is the enlarged diagram at A place in Fig. 3;
Description of reference numerals: upper cover 1, base plate 2, binding post 3, intake stack 4, exhaust duct 5, drawing fan 6, scavenger fan 7, heater 8, condenser 9, liquid level sensor 10, discharging tube 11, electromagnetically operated valve 12, probe 13, dividing plate 14.
Embodiment
Below in conjunction with Figure of description and embodiment, specific embodiments of the invention are described in further detail:
Referring to figs. 1 through the structure improved electric cabinet dehydrating unit of the one shown in Fig. 4, comprise control cubicle and be installed on electric cabinet top and the electric cabinet dehydrating unit be electrically connected with control cubicle; Described electric cabinet dehydrating unit comprises housing, cycling element, Dehumidifying element and monitoring means; Described cycling element comprises intake stack 4 and exhaust duct 5; Described outside is provided with the binding post 3 be electrically connected with control cubicle; Described detecting unit is installed in intake stack 4; The input of described intake stack 4 is provided with drawing fan 6; The output of described exhaust duct 5 is provided with scavenger fan 7; The bottom of described housing is provided with air inlet and air outlet; The input of described intake stack 4 is connected with air inlet; The output of described exhaust duct 5 is connected with air outlet; Described Dehumidifying element is installed between the output of intake stack 4 and the input of exhaust duct 5; Described Dehumidifying element comprises heater 8 and condenser 9; Heating tube is provided with in described heater 8; The bottom of described condenser 9 is provided with liquid level sensor 10 and discharging tube 11; Described discharging tube 11 is provided with electromagnetically operated valve 12; Described drawing fan 6, scavenger fan 7, detecting unit, liquid level sensor 10 and electromagnetically operated valve 12 are all electrically connected by wire and binding post 3.
The input of described heater 8 is communicated with the output of intake stack 4; The output of described heater 8 is communicated with the input of exhaust duct 5; The middle part of described heater 8 is communicated with condenser 9 by pipeline.
The bottom of described condenser 9 is provided with screwed hole; Described liquid level sensor 10 to be installed in screwed hole and to extend in condenser 9; The end of described liquid level sensor 10 is provided with two probes 13; Dividing plate 14 is provided with between two described probes 13.
Described heating board of trustee spiral heating tube; The two ends of described spiral heating tube extend to heater 8 outside.
Described discharging tube 11 extends to outside.
Described housing comprises upper cover 1 and base plate 2; Described upper cover 1 is secured by bolts on base plate 2; Described air inlet and air outlet are provided with on base plate 2; Described upper cover 1 is provided with access door and relay indicating light; Being convenient to of described base plate 2 offers installing hole.
The operation principle of a kind of structure improved electric cabinet dehydrating unit of the present invention:
This electric cabinet dehydrating unit detects air humidity in electric cabinet automatically by the detecting unit be arranged in intake stack 4, drawing fan 6 and scavenger fan 7 is started when air humidity exceeds standard, malaria in electric cabinet is entered in this electric cabinet dehydrating unit and by heat air, humid air is added fast, air after adding is transported in electric cabinet by scavenger fan 7, to reduce air humidity in electric cabinet, after air humidity in electric cabinet is up to standard, drawing fan 6 and scavenger fan 7 quit work.Simultaneously, because condensing gas is communicated with heater 8, the steam that humid air produces after adding enters in condenser 9 and condenses into the globule and rest in condenser 9, no longer enter in electric cabinet by cycling element, when the liquid level in condensing gas raises and floods two probes 13 of liquid level sensor 10, liquid level sensor 10 is triggered and sends a signal to control cubicle, is opened by control cubicle Controlling solenoid valve 12, and the liquid in condenser 9 is discharged into outside housing by discharging tube 11.
In sum: the present invention does not take the inner space of electric cabinet or bus bridge frame; Built-in detecting unit can monitor electric cabinet or bus bridge frame interior humidity in real time, and realizes humid air pressure extraction and dry air pressure feeding by cycling element, finally reaches the adjustment to electric cabinet or bus bridge frame humidity and temperature; Adopt modularized design, be convenient to debugging and maintenance, the condensing gas be communicated with heater 8 can carry out collection to the steam produced in heating process and store, and regular discharge is to outside housing, significantly can reduce the humidity of air in electric cabinet.Structure is simple, and automaticity is high.
The above, it is only preferred embodiment of the present invention, not any restriction is made to technical scope of the present invention, thus every above embodiment is done according to technical spirit of the present invention any trickle amendment, equivalent variations and modification, all still belong in the scope of technical scheme of the present invention.
Claims (6)
1. a structure improved electric cabinet dehydrating unit, comprises control cubicle and is installed on electric cabinet top and the electric cabinet dehydrating unit be electrically connected with control cubicle; It is characterized in that: described electric cabinet dehydrating unit comprises housing, cycling element, Dehumidifying element and monitoring means; Described cycling element comprises intake stack (4) and exhaust duct (5); Described outside is provided with the binding post (3) be electrically connected with control cubicle; Described detecting unit is installed in intake stack (4); The input of described intake stack (4) is provided with drawing fan (6); The output of described exhaust duct (5) is provided with scavenger fan (7); The bottom of described housing is provided with air inlet and air outlet; The input of described intake stack (4) is connected with air inlet; The output of described exhaust duct (5) is connected with air outlet; Described Dehumidifying element is installed between the output of intake stack (4) and the input of exhaust duct (5); Described Dehumidifying element comprises heater (8) and condenser (9); Described heater is provided with heating tube in (8); The bottom of described condenser (9) is provided with liquid level sensor (10) and discharging tube (11); Described discharging tube (11) is provided with electromagnetically operated valve (12); Described drawing fan (6), scavenger fan (7), detecting unit, liquid level sensor (10) and electromagnetically operated valve (12) are all electrically connected by wire and binding post (3).
2. the structure improved electric cabinet dehydrating unit of one according to claim 1, is characterized in that: the input of described heater (8) is communicated with the output of intake stack (4); The output of described heater (8) is communicated with by the input of pipeline with exhaust duct (5); The middle part of described heater (8) is communicated with condenser (9) by pipeline.
3. the structure improved electric cabinet dehydrating unit of one according to claim 1, is characterized in that: the bottom of described condenser (9) is provided with screwed hole; Described liquid level sensor (10) to be installed in screwed hole and to extend in condenser (9); The end of described liquid level sensor (10) is provided with two probes (13); Dividing plate (14) is provided with between two described probes (13).
4. the structure improved electric cabinet dehydrating unit of one according to claim 1, is characterized in that: described heating board of trustee spiral heating tube; The two ends of described spiral heating tube extend to heater (8) outside.
5. the structure improved electric cabinet dehydrating unit of one according to claim 1, is characterized in that: described discharging tube (11) extends to outside.
6. the structure improved electric cabinet dehydrating unit of one according to claim 1, is characterized in that: described housing comprises upper cover (1) and base plate (2); Described upper cover (1) is secured by bolts on base plate (2); Described air inlet and air outlet are provided with on base plate (2); Described upper cover (1) is provided with access door and relay indicating light; The edge of described base plate (2) has installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590676.5A CN105226528B (en) | 2015-09-10 | 2015-09-10 | A kind of structure improved electric cabinet dehydrating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590676.5A CN105226528B (en) | 2015-09-10 | 2015-09-10 | A kind of structure improved electric cabinet dehydrating unit |
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| Publication Number | Publication Date |
|---|---|
| CN105226528A true CN105226528A (en) | 2016-01-06 |
| CN105226528B CN105226528B (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510590676.5A Expired - Fee Related CN105226528B (en) | 2015-09-10 | 2015-09-10 | A kind of structure improved electric cabinet dehydrating unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451139A (en) * | 2016-11-02 | 2017-02-22 | 国网江苏省电力公司南通供电公司 | Dehumidification and condensation system inside electric cabinet |
| CN110260606A (en) * | 2019-06-12 | 2019-09-20 | 许继（厦门）智能电力设备股份有限公司 | SF6 breaker clearing damp device |
| CN110393941A (en) * | 2018-04-25 | 2019-11-01 | 浙江三花智能控制股份有限公司 | Dehumidification device, control system and control method for controlling the dehumidification device |
| CN111934207A (en) * | 2020-08-13 | 2020-11-13 | 新余市正扬电子有限责任公司 | Constant temperature control wet machine for cabinet |
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| CN103294076A (en) * | 2013-05-09 | 2013-09-11 | 国家电网公司 | Dehumidifier |
| CN203810580U (en) * | 2014-05-12 | 2014-09-03 | 陕西赛普瑞电气有限公司 | Overhead dehumidifier |
| CN204240496U (en) * | 2014-11-28 | 2015-04-01 | 卧龙电气集团股份有限公司 | A kind of dehumidifier |
| JP2015100239A (en) * | 2013-11-20 | 2015-05-28 | 株式会社不二越 | Control board cooling device |
| CN104836130A (en) * | 2015-05-21 | 2015-08-12 | 杨军 | Overhead-type condensation dehumidifying device for electrical cabinet |
-
2015
- 2015-09-10 CN CN201510590676.5A patent/CN105226528B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294076A (en) * | 2013-05-09 | 2013-09-11 | 国家电网公司 | Dehumidifier |
| JP2015100239A (en) * | 2013-11-20 | 2015-05-28 | 株式会社不二越 | Control board cooling device |
| CN203810580U (en) * | 2014-05-12 | 2014-09-03 | 陕西赛普瑞电气有限公司 | Overhead dehumidifier |
| CN204240496U (en) * | 2014-11-28 | 2015-04-01 | 卧龙电气集团股份有限公司 | A kind of dehumidifier |
| CN104836130A (en) * | 2015-05-21 | 2015-08-12 | 杨军 | Overhead-type condensation dehumidifying device for electrical cabinet |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451139A (en) * | 2016-11-02 | 2017-02-22 | 国网江苏省电力公司南通供电公司 | Dehumidification and condensation system inside electric cabinet |
| CN110393941A (en) * | 2018-04-25 | 2019-11-01 | 浙江三花智能控制股份有限公司 | Dehumidification device, control system and control method for controlling the dehumidification device |
| CN110393941B (en) * | 2018-04-25 | 2023-12-15 | 浙江三花智能控制股份有限公司 | Dehumidifying device, control system and control method for controlling dehumidifying device |
| CN110260606A (en) * | 2019-06-12 | 2019-09-20 | 许继（厦门）智能电力设备股份有限公司 | SF6 breaker clearing damp device |
| CN111934207A (en) * | 2020-08-13 | 2020-11-13 | 新余市正扬电子有限责任公司 | Constant temperature control wet machine for cabinet |
| CN111934207B (en) * | 2020-08-13 | 2022-03-25 | 新余市正扬电子有限责任公司 | Constant temperature control wet machine for cabinet |
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| Publication number | Publication date |
|---|---|
| CN105226528B (en) | 2017-09-08 |
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Granted publication date: 20170908 Termination date: 20180910 |
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