CN109219321A - A kind of power control cabinet temperature monitoring system - Google Patents
A kind of power control cabinet temperature monitoring system Download PDFInfo
- Publication number
- CN109219321A CN109219321A CN201811310380.3A CN201811310380A CN109219321A CN 109219321 A CN109219321 A CN 109219321A CN 201811310380 A CN201811310380 A CN 201811310380A CN 109219321 A CN109219321 A CN 109219321A
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- Prior art keywords
- temperature
- power control
- control cabinet
- fan
- monitoring system
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 44
- 238000001816 cooling Methods 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 3
- 235000011089 carbon dioxide Nutrition 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 206010054949 Metaplasia Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The application provides a kind of power control cabinet temperature monitoring system, the system is for including: temperature sensor (1), fan (2), processor (3) and display (4), wherein, fan is installed on the cabinet wall of power control cabinet, temperature sensor is lifted below the screen of power control cabinet, the processor and display use the original processor of power control cabinet and display, power control cabinet device for monitoring temperature provided by the present application can not only the automatically controlled in-cabinet temperature of real-time display, and it can be according to the temperature change adjust automatically rotation speed of the fan of driver group, it is constant in values to reach the temperature in control power control cabinet, and then it solves the problems, such as to cause parts of electrical components to fail since driver temperature is excessively high, solution security provided by the present application is high, intelligence degree is high.
Description
Technical field
This application involves temperature control device field, in particular to a kind of power control cabinet temperature monitoring system.
Background technique
With manufacturing fast development, industrial automation technology is also increasingly mature, more and more automatic production lines
It is put into use.In automatic production line, each automation equipment requires at least one driver to drive its movement,
In general, the All Drives whole concentrated setting on an automatic production line is in the same power control cabinet, due to automatic
Metaplasia producing line is worked continuously, therefore, driver also continuous operation, and and driver can generate a large amount of heat at runtime, to make
The temperature of power control cabinet also constantly increases.However, power control cabinet temperature is excessively high to will lead to partial circuit failure, so that power control cabinet exists
Security risk.
In practical applications, due to limited using space in power control cabinet, heat dissipation capacity is big, for the prison of automatically controlled in-cabinet temperature
Usually by being accomplished manually, operator by virtue of experience, at regular intervals detects the temperature in power control cabinet, works as detection for control
In to power control cabinet when the temperature is excessively high, then forced cooling is carried out to power control cabinet, this not only expends a large amount of manpower, moreover, once grasping
Make personnel slightly neglect will result in power control cabinet damage, and then cause automatic production line stop production etc. serious consequences therefore need
Develop it is a kind of be suitable for power control cabinet can the automatically controlled in-cabinet temperature of real-time monitoring, and automatically controlled in-cabinet temperature is made to be maintained at safety value or less
Temperature monitor.
Summary of the invention
The application provides a kind of power control cabinet temperature monitoring system, and the temperature monitoring system can be in real-time monitoring power control cabinet
Temperature, monitoring in power control cabinet when the temperature is excessively high, automatic starting cooling component, thus, keep the temperature in power control cabinet
In safety value hereinafter, and removing the complex operations such as personal monitoring, realization intelligence from.
Power control cabinet temperature monitoring system provided by the present application is used for the monitoring temperature of power control cabinet, horizontal in the power control cabinet
It has been stacked Multilayer grid, multiple driver groups, the grid of each driver group and upper one layer of grid are provided in every layer of grid
There are gaps between plate, and each driver group includes at least one driver, the All Drives in each driver group
It is packaged in the same driver box body, which is characterized in that the temperature monitoring system includes: temperature sensor 1, fan 2, place
Manage device 3 and display 4, wherein the fan hole for installing fan 2, the temperature are offered on the side wall of the power control cabinet
Sensor 1 at least one, the temperature sensor 1 is lifted on one layer of screen bottom in the driver group, for obtaining
State the temperature of driver group, the fan 2 at least one, the fan 2 has multiple revolving speed shelf grades, is installed on the fan
Kong Zhong, the processor 3 are set to the control centre of power control cabinet, for controlling the fan according to the temperature of the driver group
The revolving speed shelf grade of 2 start and stop and the fan 2, the display 4 are set on the display panel of power control cabinet, described for showing
The current rotating speed and/or current rotating speed shelf grade of the Current Temperatures of driver group and the fan, the temperature sensor 1 and institute
It includes being electrically connected to connect with wireless telecommunications that processor, which is stated, with the connection type of the display 4, the fan 2 and the processor
Include being electrically connected to connect with wireless telecommunications with the connection type of the display 4, offers air inlet on the cabinet wall of power control cabinet
5。
In a kind of achievable mode, the filtration members for filtering out flying dust, the mistake are provided at the air inlet 5
Filtering part includes sponge.
In a kind of achievable mode, the temperature sensor 1 is infrared temperature sensor.
In a kind of achievable mode, the air inlet 5 includes the ventilation slot of a plurality of bar shaped.
In a kind of achievable mode, the fan 2 makes the wind to be formed by blowing to outside power control cabinet inside power control cabinet.
In a kind of achievable mode, the more sleeving temperature monitoring systems being set in the same power control cabinet share one and show
Show device and processor.
In a kind of achievable mode, the temperature monitoring system further includes the use being set on power control cabinet cabinet body inner wall
In the storage box 6 for placing cooling material, the cooling material includes dry ice.
Compared with prior art, power control cabinet device for monitoring temperature provided by the present application can not only be in real-time display power control cabinet
Temperature, and can be according to the temperature change adjust automatically rotation speed of the fan of driver group, to reach the temperature in control power control cabinet
Degree is constant in values, and then solves the problems, such as to cause parts of electrical components to fail since driver temperature is excessively high, this
Apply for that the solution security provided is high, intelligence degree is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram being preferably implemented inside a kind of power control cabinet exemplified according to one；
Fig. 2 is the cabinet door structure schematic diagram of power control cabinet shown in Fig. 1；
Fig. 3 is the grid plate structure schematic diagram of power control cabinet shown in Fig. 1.
Description of symbols
1- temperature sensor, 2- fan, 3- processor, 4- display, 5- air inlet, 6- storage box, 11- power control cabinet, 12-
Driver group, 13- screen.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Whole description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
Power control cabinet temperature monitoring system provided by the present application is used for the monitoring temperature of power control cabinet, and Fig. 1 is preferred according to one
Implement the structural schematic diagram inside a kind of power control cabinet exemplified, Fig. 2 is the cabinet door structure schematic diagram of power control cabinet shown in Fig. 1, such as
Shown in Fig. 1 and Fig. 2, horizontal stacking is provided with Multilayer grid in the power control cabinet, and multiple drivers are provided in every layer of grid
Group 12, there are gap between each driver group 12 and the screen 13 of upper one layer of grid, each driver group 12 includes extremely
Lack a driver, the All Drives in each driver group 12 are packaged in the same driver box body.
Fig. 3 is the grid plate structure schematic diagram of power control cabinet 11 shown in Fig. 1.As shown in Figure 1 to Figure 3, the temperature monitoring system
It include: temperature sensor 1, fan 2, processor 3 and display 4.
In a kind of achievable mode, the fan for installing fan 2 is offered on the side wall of the power control cabinet 11
Hole, the fan hole can be for one or multiple, and the fan hole can be opened on any position of the cabinet wall,
Preferably, it is opened in the center of two layers of screen 13 on 11 side wall of power control cabinet, alternatively, multiple fan holes are arranged in power control cabinet in an orderly manner
Part on 11 side walls between two layers of screen 13, such as two fan holes are symmetrical arranged, and three fan holes are by equilateral triangle arrangement etc..
The aperture of multiple fan holes may be the same or different, and be preferred to adapt to the diameter of fan.
The fan 2 at least one, be respectively arranged in the fan hole, it is described in a kind of achievable mode
Fan 2 makes the wind to be formed by blowing to outside power control cabinet 11 inside power control cabinet 11.Each fan 2 all has multiple revolving speed shelves
Grade, to provide different grades of wind-force.
In the present embodiment, the temperature sensor 1 at least one, optionally, the temperature sensor 1 be infrared temperature
Spend sensor.Multiple temperature sensors 1 monitor the temperature of same 12 different parts of driver group simultaneously, to improve monitoring temperature
Accuracy.
In a kind of achievable mode, the temperature sensor 1 is lifted on one layer of screen 13 in the driver group 12
Bottom for obtaining the temperature of the driver group 12, also, makes full use of the existing space in power control cabinet 11, does not increase volume
The external space occupies.
In the present embodiment, the processor 3 is set to the control centre of power control cabinet 11, for example, can integrate in control
In circuit board, it can also be independently arranged.The processor can be that any one can be realized the element of control in the prior art,
Such as PLC programmable controller.
The processor 3 is used to control 2 start and stop of fan and the fan 2 according to the temperature of the driver group 12
Revolving speed shelf grade specifically can be used for executing following procedure:
Receive temperature sensor send basal temperature information, according to presetting method by the basal temperature information processing at
Temperature indicates information, indicates that information adjusts the revolving speed of fan according to the temperature, and Current Temperatures are indicated that information and fan turn
Fast information is sent to display 4, so that display 4 shows Current Temperatures instruction information and rotation speed of the fan information.
In an embodiment of the present embodiment, if the temperature monitoring system includes multiple temperature sensors,
Using the collected temperature value of multiple temperature sensors as basic temperature information, multiple basal temperature information are averaged conduct
Temperature indicates information.
In the present embodiment, temperature can also be obtained using other predetermined manners and indicate information, for example, according to basal temperature
Use of information weighting scheme obtains temperature instruction information etc..
In the present embodiment, the revolving speed of fan includes at least two shelf grades, it may for example comprise three shelf grades, if driver
Within the temperature range of normal operation, then, the fan is run the temperature of group 12 with the first shelf grade, to remove in power control cabinet 11
Flying dust if the temperature of driver group 12 is higher than the temperature range operated normally, but within the scope of the first exothermic temperature, is then located
Reason device instruction fan is rotated with the second notch speed, if the temperature of driver is higher than the first exothermic temperature range, processor instruction
Fan is with the rotation of third notch speed.For example, the temperature monitoring system includes 3 temperature sensors, the normal operation of driver-level
Temperature is 30 DEG C hereinafter, the weak wind heat dissipation in 30 DEG C~40 DEG C temperature ranges, needs high wind to radiate, then at 40 DEG C or more
It is 30 DEG C~40 DEG C that the first exothermic temperature range, which is arranged, and the second exothermic temperature range is first grade of revolving speed of fan greater than 40 DEG C
For 1200rpm, second gear revolving speed is 1700rpm, and third gear revolving speed is 2400rpm, when the temperature that 3 temperature sensors report
When average value is less than 30 DEG C, fan is run with first grade of revolving speed, when the average value of temperature be 30 DEG C~40 DEG C when, then make fan with
The operation of second gear revolving speed then makes fan with the operation of third gear revolving speed, when putting down for temperature when the average value of temperature is 40 DEG C or more
When mean value is fallen after rise to 30 DEG C~40 DEG C, then make fan again with the operation of second gear revolving speed, when the average value of temperature continues to fall after rise to 30
DEG C or less when, then fan is run again with first grade of revolving speed.
In a kind of achievable mode, the air-flow that fan rotation generates is entered by default air inlet completely, is blown by fan
Out, to realize the heat dissipation and dedusting to driver group 12 in the power control cabinet 11.
In the present embodiment, the display 4 is set on the display panel of power control cabinet 11, for showing the driver
The Current Temperatures of group 12 and the current rotating speed and/or current rotating speed shelf grade of the fan.Original display of the power control cabinet 11
The display for display driver group 12 or other component informations, the display one in the present embodiment are provided on panel
And be set on original display panel and make 11 allomeric function of power control cabinet clear, it is easy to use.
In the present embodiment, the temperature sensor 1 and the connection type of the processor and the display 4 include electricity
Connection is connected with wireless telecommunications, and the fan 2 and the connection type of the processor and the display 4 are including being electrically connected and nothing
Line communication connection is preferred in order to which the temperature monitoring system uses.
In a kind of achievable mode, more sleeving temperature monitoring systems, every set can be set in same power control cabinet 11
Temperature monitoring system is used to monitor the temperature of a driver group 12, the more sleeving temperatures monitoring being set in the same power control cabinet 11
System can share a display and processor, can also independently use a set of display and processor.If more sets
Temperature monitoring system shares a set of display and processor, then the display shows the temperature of each sleeving temperature monitoring system respectively
Information, the processor can handle the information of each sleeving temperature monitoring system respectively simultaneously.
In a kind of achievable mode, the filtration members for filtering out flying dust, the mistake are provided at the air inlet 5
Filter part can be that any one can filter out the filtration members of flying dust in air-flow, such as sponge, sintering filter plate in the prior art.
In a kind of achievable mode, the temperature monitoring system further includes being set on 11 cabinet body inner wall of power control cabinet
For placing the storage box 6 of cooling material, the cooling material includes dry ice.Optionally, the storage box 6 be set to it is described enter
At air port, so that cold air passes through driver group 12, to accelerate the cooling velocity of driver group 12.
In a kind of achievable mode, 11 monitoring temperature of power control cabinet provided by the invention can be used using following manner
System carries out monitoring temperature to power control cabinet 11 shown in FIG. 1:
Fan is installed on the position on 11 side wall of power control cabinet between two adjacent screens 13, on 11 cabinet body of power control cabinet
Air inlet is offered, the storage box for placing cooling material is provided on the progress wind, temperature sensor is lifted on
On the screen 13 of 12 top of driver group, the temperature sensor and driver group 12 are opposite, and the processor is set to automatically controlled
The control centre of cabinet 11, the display are set on the original display panel of power control cabinet 11, the fan, temperature sensor with
Processor and display are to be wirelessly connected.
The temperature of temperature sensor monitoring driving device group 12, when temperature is normal temperature range of operation, processor instruction
Fan is run with the first notch speed, and when temperature is the first heat dissipation range, processor indicates that fan with the operation of second gear revolving speed, works as temperature
When degree is the second heat dissipation range (temperature is higher than the first heat dissipation range), processor indicates that fan is run with third gear revolving speed, works as temperature
When degree is lower than the first heat dissipation range, processor indicates that fan restores to run with first grade of revolving speed.
Combine detailed description and exemplary example that the application is described in detail above, but these explanations are simultaneously
It should not be understood as the limitation to the application.It will be appreciated by those skilled in the art that without departing from the application spirit and scope,
A variety of equivalent substitution, modification or improvements can be carried out to technical scheme and embodiments thereof, these each fall within the application
In the range of.The protection scope of the application is determined by the appended claims.
Claims (7)
1. a kind of power control cabinet temperature monitoring system, horizontal stacking is provided with Multilayer grid in the power control cabinet, in every layer of grid
Multiple driver groups are provided with, there are gap, each drivers between each driver group and the screen of upper one layer of grid
Group includes at least one driver, and the All Drives in each driver group are packaged in the same driver box body, special
Sign is that the temperature monitoring system includes: temperature sensor (1), fan (2), processor (3) and display (4), wherein
The fan hole for installing fan (2) is offered on the side wall of the power control cabinet,
The temperature sensor (1) at least one, the temperature sensor (1) is lifted on one layer of screen in the driver group
Bottom, for obtaining the temperature of the driver group,
The fan (2) at least one, the fan (2) have multiple revolving speed shelf grades, be installed in the fan hole,
The processor (3) is set to the control centre of power control cabinet, for controlling the wind according to the temperature of the driver group
The revolving speed shelf grade of (2) start and stop and the fan (2) is fanned,
The display (4) is set on the display panel of power control cabinet, for show the driver group Current Temperatures and
The current rotating speed and/or current rotating speed shelf grade of the fan,
The temperature sensor (1) and the connection type of the processor and the display (4) include being electrically connected and channel radio
News connection,
The fan (2) includes that electrical connection and wireless telecommunications are connect with the connection type of the processor and the display (4),
Air inlet (5) are offered on the cabinet wall of power control cabinet.
2. temperature monitoring system according to claim 1, which is characterized in that be provided with and be used at the air inlet (5)
The filtration members of flying dust are filtered out, the filtration members include sponge.
3. temperature monitoring system according to claim 1, which is characterized in that the temperature sensor (1) is infrared temperature
Sensor.
4. temperature monitoring system according to claim 1, which is characterized in that the air inlet (5) includes a plurality of bar shaped
Ventilation slot.
5. temperature monitoring system according to claim 1, which is characterized in that the fan (2) makes the wind to be formed by electricity
It is blowed to outside power control cabinet inside control cabinet.
6. temperature monitoring system according to claim 1, which is characterized in that the more set temperature being set in the same power control cabinet
It spends monitoring system and shares a display and processor.
7. temperature monitoring system according to claim 1, which is characterized in that the temperature monitoring system further includes being set to
The storage box (6) for being used to place cooling material on power control cabinet cabinet body inner wall, the cooling material includes dry ice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811310380.3A CN109219321A (en) | 2018-11-06 | 2018-11-06 | A kind of power control cabinet temperature monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811310380.3A CN109219321A (en) | 2018-11-06 | 2018-11-06 | A kind of power control cabinet temperature monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109219321A true CN109219321A (en) | 2019-01-15 |
Family
ID=64994564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811310380.3A Pending CN109219321A (en) | 2018-11-06 | 2018-11-06 | A kind of power control cabinet temperature monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109219321A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1963233A (en) * | 2006-12-08 | 2007-05-16 | 杭州华为三康技术有限公司 | Method and device for controlling rotation speed of fan |
| US7397354B1 (en) * | 2007-01-09 | 2008-07-08 | Deere & Company | Cooling system monitoring system |
| CN102458084A (en) * | 2010-10-29 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Data center and cooling system thereof |
| CN202771358U (en) * | 2012-08-29 | 2013-03-06 | 浪潮集团有限公司 | Fan management device of disk array |
| CN204558951U (en) * | 2015-03-28 | 2015-08-12 | 河南亮明电控设备有限公司 | A kind of intelligent power distribution cabinet with automatic cool-down dehumidification function |
| CN205960482U (en) * | 2016-08-03 | 2017-02-15 | 温州市康达电气成套设备有限公司 | Low -voltage power distribution cabinet |
| CN106911089A (en) * | 2017-03-20 | 2017-06-30 | 珠海格力电器股份有限公司 | Electric cabinet |
| CN107940689A (en) * | 2017-11-16 | 2018-04-20 | 北京小米移动软件有限公司 | Fan rotational frequency control method, device, fan and storage medium |
| CN108135114A (en) * | 2017-12-28 | 2018-06-08 | 瑞斯康达科技发展股份有限公司 | A kind of communication equipment cooling system and method |
| CN209435701U (en) * | 2018-11-06 | 2019-09-24 | 苏州凌云视界智能设备有限责任公司 | A kind of power control cabinet temperature monitoring system |
-
2018
- 2018-11-06 CN CN201811310380.3A patent/CN109219321A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1963233A (en) * | 2006-12-08 | 2007-05-16 | 杭州华为三康技术有限公司 | Method and device for controlling rotation speed of fan |
| US7397354B1 (en) * | 2007-01-09 | 2008-07-08 | Deere & Company | Cooling system monitoring system |
| CN102458084A (en) * | 2010-10-29 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Data center and cooling system thereof |
| CN202771358U (en) * | 2012-08-29 | 2013-03-06 | 浪潮集团有限公司 | Fan management device of disk array |
| CN204558951U (en) * | 2015-03-28 | 2015-08-12 | 河南亮明电控设备有限公司 | A kind of intelligent power distribution cabinet with automatic cool-down dehumidification function |
| CN205960482U (en) * | 2016-08-03 | 2017-02-15 | 温州市康达电气成套设备有限公司 | Low -voltage power distribution cabinet |
| CN106911089A (en) * | 2017-03-20 | 2017-06-30 | 珠海格力电器股份有限公司 | Electric cabinet |
| CN107940689A (en) * | 2017-11-16 | 2018-04-20 | 北京小米移动软件有限公司 | Fan rotational frequency control method, device, fan and storage medium |
| CN108135114A (en) * | 2017-12-28 | 2018-06-08 | 瑞斯康达科技发展股份有限公司 | A kind of communication equipment cooling system and method |
| CN209435701U (en) * | 2018-11-06 | 2019-09-24 | 苏州凌云视界智能设备有限责任公司 | A kind of power control cabinet temperature monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 陈权昌: "单片机原理及应用", 31 August 2007, 华南理工大学出版社, pages: 207 - 208 * |
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