CN2930221Y - Easy heat radiation programmable controller box - Google Patents
Easy heat radiation programmable controller box Download PDFInfo
- Publication number
- CN2930221Y CN2930221Y CN 200620106075 CN200620106075U CN2930221Y CN 2930221 Y CN2930221 Y CN 2930221Y CN 200620106075 CN200620106075 CN 200620106075 CN 200620106075 U CN200620106075 U CN 200620106075U CN 2930221 Y CN2930221 Y CN 2930221Y
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- CN
- China
- Prior art keywords
- temperature end
- chilling plate
- semiconductor chilling
- controller
- container cavity
- Prior art date
- 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.)
- Expired - Lifetime
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Abstract
A control box, in particular to a programming control box convenient for the heat dissipation which overcomes the current technique shortcomings of heat dissipating inefficiency and unreliable working of the programming control box. The programming control box convenient for the heat dissipation comprises a receiver containing chamber disposed inside the box. A semi-conductor cooling piece whose low temperature end is arranged on the inner side of the controller containing chamber is disposed inside the controller containing chamber. The high temperature end of the semi-conductor cooling piece is disposed on the outer wall of the containing chamber. The semi-conductor cooling piece is connected with the power supply. The semi-conductor cooling technique improves the heat dissipating structure of the controller box and ensures the controller stay in the environment with a comparatively low temperature and the stability and reliability.
Description
[technical field]
The utility model relates to a kind of controller case, especially a kind of Programmable Logic Controller case of being convenient to dispel the heat.
[background technology]
Programmable Logic Controller (PLC) is extensive in the power electronics sector application, but it has higher requirement to operating ambient temperature, general Programmable Logic Controller operating ambient temperature higher limit is about 55 ℃, in case exceed this limit value, then will greatly influence the normal operation of Programmable Logic Controller even cause its damage.
In some large-scale outdoor control system (monitor control system relevant) as transformer, Programmable Logic Controller is placed in the ad hoc controller case usually and is placed in outdoor, be subjected to the sunlight direct projection, in such temperature in summer higher season, the maximum temperature in the case can reach 70-80 ℃.And existing controller box only adopts radiator fan to dispel the heat in the cross-ventilation mode, because of the ambient temperature height, and does not reach the cooling effect of expection, can't guarantee the reliably working of Programmable Logic Controller.
[utility model content]
In order to overcome the above-mentioned defective that exists in the prior art, the utility model provides a kind of Programmable Logic Controller case of being convenient to dispel the heat, and by improving its radiator structure, to guarantee to place the Programmable Logic Controller operate as normal in the case, prolongs controller useful life.
For this reason, the utility model is by the following technical solutions: the Programmable Logic Controller case of being convenient to dispel the heat, it is characterized in that: it comprises the controller container cavity of being located in the casing, be provided with semiconductor chilling plate in the described controller container cavity wall, the low-temperature end of this semiconductor chilling plate is located at controller container cavity wall inboard, the temperature end of semiconductor chilling plate is located at the container cavity outer wall, and described semiconductor chilling plate is connected with power supply.After the semiconductor chilling plate energising, the heat absorption of one end, other end heat release, as long as the heat of temperature end can effectively dissipate, then low-temperature end just constantly is cooled, thereby produces the big temperature difference at two ends, even if under the ambient temperature condition with higher, also can guarantee the Programmable Logic Controller operate as normal, strengthen the reliability of equipment with the temperature maintenance of controller container cavity at low state.
The low-temperature end inboard and the temperature end outside of described semiconductor chilling plate all are provided with dielectric ceramic layer.Dielectric ceramic layer makes cooling piece and casing mutual insulating, guarantees the insulating trip operate as normal.
Be provided with some P type semiconductors that are interspersed and N type semiconductor in the described semiconductor chilling plate, be connected with a sheet metal between adjacent P type semiconductor and the N type semiconductor, this sheet metal is dislocatedly distributed successively in the low-temperature end of semiconductor chilling plate and temperature end.When electric current by N when the P, electric field makes electronics among the N and the hole reverse flow among the P, the energy that they produce comes the heat energy of eleutheromorph pipe, so absorb heat on the sheet metal of low-temperature end, and in the heat release of temperature end sheet metal, produces the temperature difference.
Described controller container cavity is provided with dividing plate, this dividing plate and semiconductor chilling plate low-temperature end and container cavity inwall form convection cell, this dividing plate is provided with corresponding interior induced draught fan and interior blowing fan, can make the air in the container cavity be able to fully flow like this, the heat that produces when making Programmable Logic Controller work in time passes to cooling piece.
Described semiconductor chilling plate temperature end is provided with the plurality of rows fan, and the semiconductor chilling plate temperature end outside is provided with the wind direction fan vertical with ventilating fan, in time outwards distributes in order to the heat with temperature end.
The beneficial effects of the utility model are: by adopting semiconductor refrigerating technology, improved the radiator structure of controller box, guaranteed that controller is under the lower temperature environment, and working stability, reliable.
[description of drawings]
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural principle schematic diagram of the utility model semiconductor chilling plate.
[embodiment]
The Programmable Logic Controller case of being convenient to dispel the heat as shown in Figure 1, be provided with controller container cavity 2 in the casing 1, controller container cavity 2, semiconductor chilling plate 5 is installed on the sidewall of controller container cavity 2, the low-temperature end of semiconductor chilling plate 5 is located at controller container cavity 2 inboards, and its temperature end is located at controller container cavity 2 outsides.In the semiconductor chilling plate 5 other dividing plates 4 that are equipped with, dividing plate 4, controller container cavity 2 and semiconductor chilling plate 5 form convection cell, induced draught fan 3 and interior blowing fan 9 in dividing plate is provided with in the controller container cavity 2.The temperature end of semiconductor chilling plate 5 is equipped with plurality of rows fan 8, also is provided with outer induced draught fan 7 and outer blowing fan 6 on the casing, and their wind direction is vertical with ventilating fan 8.
The structure of semiconductor chilling plate 5 as shown in Figure 2, P type semiconductor and N type semiconductor are alternately arranged, be connected with sheet metal 10 between adjacent P type semiconductor and the N type semiconductor, this sheet metal 10 is dislocatedly distributed successively in the low-temperature end and the temperature end of semiconductor chilling plate, and the two ends of semiconductor chilling plate also are provided with dielectric ceramic layer 11.
During work, semiconductor chilling plate is connected with the mains, the hole reverse flow in the semiconductor in the low-temperature end heat absorption, at temperature end heat release (wind direction is seen shown in Fig. 1 arrow), thereby descends the temperature inside the box, ensures the Programmable Logic Controller reliably working.
Claims (5)
1, is convenient to the Programmable Logic Controller case that dispels the heat, it is characterized in that: it comprises the controller container cavity of being located in the casing, be provided with semiconductor chilling plate in the described controller container cavity wall, the low-temperature end of this semiconductor chilling plate is located at controller container cavity wall inboard, the temperature end of semiconductor chilling plate is located at the container cavity outer wall, and described semiconductor chilling plate is connected with power supply.
2, the Programmable Logic Controller case of being convenient to dispel the heat according to claim 1 is characterized in that: the low-temperature end inboard and the temperature end outside of described semiconductor chilling plate all are provided with dielectric ceramic layer.
3, the Programmable Logic Controller case of being convenient to dispel the heat according to claim 2, it is characterized in that: be provided with some P type semiconductors that are interspersed and N type semiconductor in the described semiconductor chilling plate, be connected with a sheet metal between adjacent P type semiconductor and the N type semiconductor, this sheet metal is dislocatedly distributed successively in the low-temperature end of semiconductor chilling plate and temperature end.
4, according to claim 1 or the 2 or 3 described Programmable Logic Controller casees of being convenient to dispel the heat, it is characterized in that: described controller container cavity is provided with dividing plate, this dividing plate and semiconductor chilling plate low-temperature end and container cavity inwall form convection cell, and this dividing plate is provided with corresponding interior induced draught fan and interior blowing fan.
5, according to claim 1 or the 2 or 3 described Programmable Logic Controller casees of being convenient to dispel the heat, it is characterized in that: described semiconductor chilling plate temperature end is provided with the plurality of rows fan, and the semiconductor chilling plate temperature end outside is provided with the wind direction fan vertical with ventilating fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620106075 CN2930221Y (en) | 2006-07-27 | 2006-07-27 | Easy heat radiation programmable controller box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620106075 CN2930221Y (en) | 2006-07-27 | 2006-07-27 | Easy heat radiation programmable controller box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2930221Y true CN2930221Y (en) | 2007-08-01 |
Family
ID=38308586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620106075 Expired - Lifetime CN2930221Y (en) | 2006-07-27 | 2006-07-27 | Easy heat radiation programmable controller box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2930221Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103579543A (en) * | 2012-08-06 | 2014-02-12 | 深圳市沃特玛电池有限公司 | Electronic intelligent battery box |
| CN104913361A (en) * | 2015-07-06 | 2015-09-16 | 苏州斯洛莱自动化设备有限公司 | Smoke exhauster of control cabinet |
| CN105208820A (en) * | 2015-10-20 | 2015-12-30 | 南京中网卫星通信股份有限公司 | Water-proof and dust-proof communication box |
| CN107514857A (en) * | 2017-07-24 | 2017-12-26 | 合肥市施能电子科技有限公司 | A kind of programmable controller for being easy to Function Extension |
-
2006
- 2006-07-27 CN CN 200620106075 patent/CN2930221Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103579543A (en) * | 2012-08-06 | 2014-02-12 | 深圳市沃特玛电池有限公司 | Electronic intelligent battery box |
| CN103579543B (en) * | 2012-08-06 | 2016-09-28 | 深圳市沃特玛电池有限公司 | Electronic intelligent battery box |
| CN104913361A (en) * | 2015-07-06 | 2015-09-16 | 苏州斯洛莱自动化设备有限公司 | Smoke exhauster of control cabinet |
| CN105208820A (en) * | 2015-10-20 | 2015-12-30 | 南京中网卫星通信股份有限公司 | Water-proof and dust-proof communication box |
| CN107514857A (en) * | 2017-07-24 | 2017-12-26 | 合肥市施能电子科技有限公司 | A kind of programmable controller for being easy to Function Extension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HANGZHOU KELIN ELECTRIC EQUIPMENT CO., LTD. Free format text: FORMER NAME OR ADDRESS: KELIN ELECTRONIC EQUIPMENT CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Hangzhou City, Zhejiang province 310012 Wensan Road No. 469 1-6 Patentee after: Hangzhou Kelin Electric Power Equipment Co., Ltd. Address before: Hangzhou City, Zhejiang province 310012 Wensan Road No. 469 1-6 Patentee before: Kelin Electronic Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070801 |
|
| EXPY | Termination of patent right or utility model |