CN204130938U - Regulator cubicle dehumidifier - Google Patents
Regulator cubicle dehumidifier Download PDFInfo
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- CN204130938U CN204130938U CN201420143176.8U CN201420143176U CN204130938U CN 204130938 U CN204130938 U CN 204130938U CN 201420143176 U CN201420143176 U CN 201420143176U CN 204130938 U CN204130938 U CN 204130938U
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Abstract
A kind of regulator cubicle dehumidifier, be made up of shell, cold plate, semiconductor, radiator fan, control circuit, shell has been installed humidity sensor, humidity sensor is connected with control circuit board; On the cold junction that cold plate and radiator are arranged on semiconductor respectively and hot junction, and separate with heat-insulation layer between cold plate and radiator, form condensation chamber and heat dissipation cavity, air outlet place on shell is provided with fan, it is characterized in that: described condensation chamber is connected to heat dissipation cavity by air channel, and arriving air outlet after being mixed by fan, drainage pipe is arranged at the bottom of described condensation chamber.It adopts semiconductor refrigerating dehumidification mode, initiatively sucks the humid air of confined space, realizes rapid moisture removal, fully automatic operation.The air of air outlet, after cold and hot mixing, improves air themperature hardly, does not change the temperature difference of air in cabinet.
Description
Technical field
The utility model relates to a kind of accessory of power equipment, the dehumidifier used in especially a kind of Electric Appliance Cabinet.
Background technology
The regulator cubicle of power transmission substations, requires very high to cabinet humidity, if its inner dew condensation phenomenon that occurs can cause creepage, flashover fault, generally there is following several situation: one is that regional humidity is high, weather variations in temperature is large, switch cubicle bottom humid, and some cable troughs even have ponding; Two be the switch cubicle that has at basement, humidity is high, in cabinet temperature particularly subaerial temperature lower than ambient temperature; Three is that the equipment had is in temporary transient shut down condition, and in regulator cubicle, subenvironment temperature is just low than surrounding environment temperature, just very easily forms condensation on its surface, and in this case, once power transmission puts into operation, accident just occurs thereupon.For ensureing the safe operation of network system, the long-life of electric equipment, safe and effective use, electric power system proposes requirements at the higher level to moistureproof, anti-condensation in cabinet.
Common dehumidification mode has in regulator cubicle and adds active carbon drier, and periodic replacement carrys out control cubicle humidity, but the moisture in drier absorbed air is limited in one's ability, can not environmentally change, and initiatively change the ability of adsorbed moisture, especially, after drier is by unexpected drenching, effect on moisture extraction reduces greatly, brings unsafe factor to operation of power networks.
Another mode adopts to improve the temperature of regulator cubicle, accelerates the evaporation of moisture, reach the effect of oven dry, this method waste electric energy, and accelerate the aging of other equipment in regulator cubicle.
For solving the problem, people start to install special dehumidification equipment additional in regulator cubicle, as patent No. 201310473136.x " semiconductor dehumidifier ", adopt semiconductor as refrigerating chip, the cold junction of semiconductor cooler is arranged in condensation chamber, and be connected with the cool guide sheet in condensation chamber, condensation chamber has air inlet, ater storage box is provided with below cool guide sheet, the hot junction of semiconductor cooling device is positioned at the heat dissipation chamber of casing, and be connected with the fin of heat dissipation chamber, be also provided with blower fan in described heat dissipation chamber, and have air outlet.
This invention volume is comparatively large, and air inlet is arranged on the sidewall of shell, and air outlet is arranged on the top of shell, and condensation chamber does not install blower fan additional, and therefore the air flowing of condensation chamber is comparatively slow, is unfavorable for absorbing the cold air in air.Because the air outlet of condensation chamber and the air outlet of heat dissipation chamber lay respectively at the bottom of top and side, cause the air at the air outlet place of dehumidifier colder, and the air of heat dissipation chamber's air outlet is warmmer.Destroy the equalized temperature of air in regulator cubicle.Temperature near cold air outlet is lower, easily makes the condensation vapor in surrounding air on the surface of electric equipment, brings potential safety hazard; And the air outlet of heat dissipation chamber is high temperature, the heating of aggravation electric equipment, makes its easy heat ageing, reduces the life-span of equipment.
Summary of the invention
Technical problem to be solved in the utility model is, provides a kind of equalized temperature that can keep regulator cubicle inner air, and initiatively can adsorb the electronic dehumidifying device of moisture in regulator cubicle.
The technical scheme in the invention for solving the above technical problem is: a kind of regulator cubicle dehumidifier, is made up of shell, cold plate, semiconductor, radiator fan, control circuit, and shell has been installed humidity sensor, humidity sensor is connected with control circuit board; On the cold junction that cold plate and radiator are arranged on semiconductor respectively and hot junction, and separate with heat-insulation layer between cold plate and radiator, form condensation chamber and heat dissipation cavity, air outlet place on shell is provided with fan, it is characterized in that: described condensation chamber is connected to heat dissipation cavity by air channel, and arrive air outlet after being mixed by fan.
Drainage pipe is arranged at the bottom of described condensation chamber.
Described drainage pipe is connected with liquid storing bag.
Compared with prior art, the utility model has the advantage of: adopt semiconductor refrigerating dehumidification mode, initiatively suck the humid air of confined space, realize rapid moisture removal.Its air inlet is arranged on condensation chamber, and air outlet is arranged on heat dissipation cavity, and air is introduced into condensation chamber, through cold plate condensation, after removing the steam in air, then by behind air channel, and heat dissipation cavity hot-air mixing out, finally discharged by fan.Therefore, the air of air outlet, after cold and hot mixing, improves air themperature hardly, does not change the temperature difference of air in cabinet, can not cause the problem of an air cold one's own wishful thinking in cabinet, can not accelerate the aging of device in cabinet and cabinet.
Accompanying drawing explanation
Fig. 1, explosive view of the present utility model.
Fig. 2, cutaway view of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
A kind of electronic housing dehumidifier, be made up of shell, cold plate, semiconductor, radiator fan, control circuit, shell comprises fore shell 10 and back cover 2, and the two bolt coordinates.Fore shell 10 has control panel 12 and air outlet 11, control panel is connected with control circuit board; The sidewall of back cover 2 is provided with air inlet 3, installed humidity sensor 1 on above air inlet, humidity sensor is connected with control circuit board; On the cold junction that cold plate 6 and radiator 8 are arranged on semiconductor 7 respectively and hot junction, and separate with heat-insulation layer 5 between cold plate and radiator, form condensation chamber and heat dissipation cavity, air outlet 11 place on shell is provided with fan 9.
As shown in Figure 1, screw is successively through radiator 8, heat-insulation layer 5, cold plate 6, and be fixed on the screw base of back cover by above-mentioned part, semiconductor 7 embeds in the mounting groove on radiator 8 and cold plate 6, realizes fixing.The contact-making surface of semiconductor and radiator and cold plate scribbles heat-conducting glue.Multiple sheet metal perpendicular to semiconductor 7 arranged in parallel on cold plate 6.
As shown in Figure 2, condensation chamber is connected to heat dissipation cavity by an air channel 13, and the entrance in air channel is arranged on the opening of heat-insulation layer 5, and outlet is arranged between radiator 8 and fan 9.
During dehumidifier work, the temperature difference at semiconductor two ends can reach 40 degree to 60 degree, and the temperature in condensation chamber is lower than room temperature, and the temperature in heat dissipation cavity is higher than room temperature.Due to the suction of fan, the air in cabinet sucks condensation chamber from the air inlet side wall of outer shell, and the gap of air on cold plate between sheet metal is lowered the temperature rapidly, steam in air is condensed, be attached on sheet metal, flow into the drainage pipe 4 bottom condensation chamber after condensation, discharge outside regulator cubicle.Through the air of condensation, enter in heat dissipation cavity along air channel under the suction of fan, with the hot air in heat dissipation cavity, after passing through fan mixing, discharged by air outlet.
If regulator cubicle is totally enclosed type, drainage pipe can not stretch out outside regulator cubicle, can also can install liquid storing bag at the end of drainage pipe, is used for collecting condensed water.
Dehumidifier is the chip microcontroller automatic operation relied on control circuit board, control panel can be arranged humidity and start scope, and control circuit automatically compares this humidity and starts the real-time cabinet humidity that scope and humidity sensor pass back.When in cabinet, the humidity of air reaches entry condition, semiconductor starts refrigeration, and fan is started working, and completes protection against the tide, draws step that is solidifying, recovery temperature, realize automatic dehumidifying, makes air humidity in cabinet be down to below condensation point.
Because air channel is connected to condensation chamber and heat dissipation cavity, have passed through fan mixing at air outlet place air, so the room temperature of the temperature of air outlet closely in cabinet.Thus dehumidifier effectively can reduce the absolute humidity of air in cabinet, and does not change the air themperature in regulator cubicle, does not destroy the equalized temperature in cabinet.
This small product size compact volume and convenience, be suitable for dehumidifying in semiclosed and totally enclosed environment, be applicable to being arranged in the electric equipments such as GIS control cubicle, high-low pressure control cubicle, High-low voltage switch cabinet, ring main unit, Outdoor Terminal Case, box-type substation, dry type transformer station as dehumidification equipment; Also may be used for integrated circuit, silicon crystal, liquid crystal device, ceramic component, Resistor-Capacitor Unit, active device, connector, SMD device, CPU, computer card, and instrument, experiment material, chemicals protection against the tide store.
Claims (1)
1. a regulator cubicle dehumidifier, is made up of shell, cold plate, semiconductor, radiator fan, control circuit, and shell has been installed humidity sensor, humidity sensor is connected with control circuit board; On the cold junction that cold plate and radiator are arranged on semiconductor respectively and hot junction, and separate with heat-insulation layer between cold plate and radiator, form condensation chamber and heat dissipation cavity, air outlet place on shell is provided with fan, it is characterized in that: described condensation chamber is connected to heat dissipation cavity by air channel, and arrive air outlet after being mixed by fan.
2. regulator cubicle dehumidifier according to claim 1, is characterized in that: drainage pipe is arranged at the bottom of described condensation chamber.
3. regulator cubicle dehumidifier according to claim 2, is characterized in that: described drainage pipe is connected with liquid storing bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143176.8U CN204130938U (en) | 2014-03-28 | 2014-03-28 | Regulator cubicle dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143176.8U CN204130938U (en) | 2014-03-28 | 2014-03-28 | Regulator cubicle dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204130938U true CN204130938U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420143176.8U Expired - Fee Related CN204130938U (en) | 2014-03-28 | 2014-03-28 | Regulator cubicle dehumidifier |
Country Status (1)
| Country | Link |
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| CN (1) | CN204130938U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918467A (en) * | 2015-06-25 | 2015-09-16 | 苏州市龙源电力科技股份有限公司 | Electric control cabinet with dehumidification function |
| CN105305281A (en) * | 2015-11-30 | 2016-02-03 | 福建莆田荔源电气设备有限公司 | Dehumidifying handcart for moving-open style switchgear |
| CN106129575A (en) * | 2016-08-20 | 2016-11-16 | 西安星展测控科技股份有限公司 | A kind of small-sized dehumidifier of antenna for satellite communication in motion |
| CN107346869A (en) * | 2017-07-31 | 2017-11-14 | 江苏银佳企业集团有限公司 | A kind of high pressure armored withdraw type switch cubicle cabling channel |
| CN109413950A (en) * | 2018-11-16 | 2019-03-01 | 马建设 | A kind of electrical equipment cavity condensation constant-moisture device |
| CN109527822A (en) * | 2019-01-22 | 2019-03-29 | 厦门盈趣科技股份有限公司 | A kind of electronic dehumidifying apparatus and system |
| CN110836815A (en) * | 2019-11-14 | 2020-02-25 | 国网新疆电力有限公司电力科学研究院 | GIS shell thermal stress temperature cycle loading test bed |
| CN111029949A (en) * | 2020-01-10 | 2020-04-17 | 谢晓佳 | Transformer case with dehumidification cooling function |
| 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 |
| CN112968362A (en) * | 2021-02-22 | 2021-06-15 | 淄博博一新能源科技发展有限公司 | Anti-icing mute condensation dehumidifier, ring main unit and use method of dehumidifier |
-
2014
- 2014-03-28 CN CN201420143176.8U patent/CN204130938U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918467A (en) * | 2015-06-25 | 2015-09-16 | 苏州市龙源电力科技股份有限公司 | Electric control cabinet with dehumidification function |
| CN105305281A (en) * | 2015-11-30 | 2016-02-03 | 福建莆田荔源电气设备有限公司 | Dehumidifying handcart for moving-open style switchgear |
| CN106129575B (en) * | 2016-08-20 | 2022-03-01 | 星展测控科技股份有限公司 | Communication in moving antenna uses small-size dehumidifier |
| CN106129575A (en) * | 2016-08-20 | 2016-11-16 | 西安星展测控科技股份有限公司 | A kind of small-sized dehumidifier of antenna for satellite communication in motion |
| CN107346869A (en) * | 2017-07-31 | 2017-11-14 | 江苏银佳企业集团有限公司 | A kind of high pressure armored withdraw type switch cubicle cabling channel |
| CN107346869B (en) * | 2017-07-31 | 2023-04-11 | 江苏银佳企业集团有限公司 | High-voltage armored movable-type switch cabinet wiring groove |
| CN109413950A (en) * | 2018-11-16 | 2019-03-01 | 马建设 | A kind of electrical equipment cavity condensation constant-moisture device |
| CN109527822A (en) * | 2019-01-22 | 2019-03-29 | 厦门盈趣科技股份有限公司 | A kind of electronic dehumidifying apparatus and system |
| CN110836815A (en) * | 2019-11-14 | 2020-02-25 | 国网新疆电力有限公司电力科学研究院 | GIS shell thermal stress temperature cycle loading test bed |
| CN111029949A (en) * | 2020-01-10 | 2020-04-17 | 谢晓佳 | Transformer case with dehumidification cooling function |
| 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 |
| CN112968362A (en) * | 2021-02-22 | 2021-06-15 | 淄博博一新能源科技发展有限公司 | Anti-icing mute condensation dehumidifier, ring main unit and use method of dehumidifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20160328 |