CN105739557A - Constant-temperature control system based on internal circulation type explosion-proof power distribution cabinet - Google Patents
Constant-temperature control system based on internal circulation type explosion-proof power distribution cabinet Download PDFInfo
- Publication number
- CN105739557A CN105739557A CN201610182567.4A CN201610182567A CN105739557A CN 105739557 A CN105739557 A CN 105739557A CN 201610182567 A CN201610182567 A CN 201610182567A CN 105739557 A CN105739557 A CN 105739557A
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- China
- Prior art keywords
- explosion
- proof
- cabinet
- power distribution
- system based
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a constant-temperature control system based on an internal circulation type explosion-proof power distribution cabinet. The system comprises an explosion-proof cabinet body and an explosion-proof cabinet door matching the explosion-proof cabinet body, a component installation box is disposed in the explosion-proof cabinet body, a controller is installed in the component installation box, an upper end of the explosion-proof cabinet body is provided with an upper partition plate and a refrigeration device, a lower end of the explosion-proof cabinet body is provided with a lower partition plate and a heating device, an upper circulation fan and a lower circulation fun are respectively installed at the left end of the upper partition plate and the right end of the lower partition plate, a ventilating duct is disposed at the periphery of the internal of the explosion-proof cabinet body, and air vents communicated with the ventilating duct are uniformly disposed in the component installation box, the upper partition plate and the lower partition plate. The system is advantageous in that temperature in the explosion-proof cabinet body can be accurately controlled, an alarm is given when a temperature limit is exceeded, and related maintenance personnel are notified to perform maintenance.
Description
Technical field
The invention belongs to power distribution cabinet thermostatic control field, particularly relate to a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type.
Background technology
Along with society's industrialization degree is more and more higher, also can be increasing to the demand of electricity, relevant power engineering also gets more and more.Wherein commonly used in some rugged environments explosion-proof power distribution cabinet, such as need stand the very hot of more than 50 degree Celsius of summer or stand the extremely cold of more than degree Celsius 40 degrees below zero on plateau at Gobi desert, such extreme weather can cause in cabinet PLC misoperation and reduce case in other components and parts service life, bring great property loss to engineering project, even injure personal safety.And technology simply accomplishes cooling to a certain extent or intensification at present, it is difficult to reach temperature range accurately and control, and without excess temperature alarm device.
Summary of the invention
The present invention solves that anti-riot power distribution cabinet in extreme circumstances can steady operation, it is to avoid cause unnecessary property loss and personal safety because of temperature reason, it is proposed to a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type.
The technical scheme is that a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type.Detailed process includes: the anti-explosion cabinet door of explosion-proof cabinet and anti-explosion cabinet mates；It is internally provided with components and parts at described anti-explosion cabinet body and case is installed；Install at described components and parts that case is internally installed controller；Upper spacer and refrigerating plant is had in the upper end of described explosion-proof cabinet；Lower clapboard and heating combined equipment is had in the lower end of described explosion-proof cabinet；Circulating fan and lower circulating fan it is separately installed with at the left end of described upper spacer and the right-hand member of lower clapboard；In described anti-explosion cabinet body, portion is formed around ventilation shaft；At described components and parts, case, upper spacer and lower clapboard are installed and are evenly arranged with the passage communicated in ventilation shaft respectively.
Described controller includes: temperature measurement module, is coupled to CPU master control for monitoring the temperature in anti-explosion cabinet body；Power module: be coupled to CPU master control for providing power supply to the described explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type;Dual Drive electricity is adjusted: be coupled to CPU master control for controlling upper circulating fan and the work of lower circulating fan；Dual Drive switchs: be coupled to CPU master control for controlling refrigerating plant and heating combined equipment work；Alarm module: be coupled to CPU master control for the too high or too low alarm of anti-explosion cabinet body temperature.
The motor of described upper circulating fan and lower circulating fan all adopts DC brushless motor；Described power module can export 12V voltage and 24V voltage；Described alarm module is audible-visual annunciator or remotely reports AnyView device；Described refrigerating plant is semiconductor cooler or air compressing refrigerator；Described heating combined equipment is semiconductor heating device or electric heater；Material used by described explosion-proof cabinet and anti-explosion cabinet door is 304 rustless steels or carbon steel.
The invention have benefit that: the above-mentioned explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type, controller can be passed through and control the temperature in anti-explosion cabinet body at any time, so as to temperature interior maintenance constant temperature work within the specific limits, not by the impact of ambient temperature, temperature control is effective, and it is provided with internal recycle blower fan and ventilation shaft simultaneously, make pathogenic wind-warm more stable, bulk temperature in anti-explosion cabinet can be kept consistent, it is not result in hot-spot or surfusion, compare and also will not bring dust and other impurities into because of inspiration external world natural wind and affect equipment normal operation in the working method anti-explosion cabinet body of outer circulation.Also can pass through described alarm module to report to the police when appearance is freezed or heats fault, notify that related personnel overhauls, thus extending the service life of anti-explosion cabinet and overhauling conveniently, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type of the present invention.
Fig. 2 is controller and the systematic schematic diagram of system of the present invention.
In figure, 1 is explosion-proof cabinet, and 2 install case for components and parts, and 3 is passage, 4 is anti-explosion cabinet door, and 5 is lower circulating fan, and 6 is upper circulating fan, 7 is heating combined equipment, and 8 is refrigerating plant, and 9 is ventilation shaft, 10 is controller, and 11 is upper spacer, and 12 is lower clapboard, 13 is CPU master control, and 14 is temperature measurement module, and 15 is power module, 16 adjust for Dual Drive electricity, and 17 is alarm module, and 18 switch for Dual Drive.
Detailed description of the invention
Below in conjunction with accompanying drawing, principles of the invention and feature being described, example is served only for explaining the present invention, is not intended to limit the scope of the present invention.
Embodiment: a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type, elaborates to method provided by the invention in conjunction with Fig. 1 and Fig. 2.
Needing to illustrate in advance, " coupling " includes but not limited to " physical connection ", such as, can be connected by cable between the CPU master control 13 shown in Fig. 2 and alarm module 17, it is also possible to by the mode " connection " of photoelectric coupling or electromagnetic coupled.
Concrete, that explosion-proof cabinet 1 and explosion-proof cabinet 1 match anti-explosion cabinet door 4；It is internally provided with components and parts at described explosion-proof cabinet 1 and case 2 is installed；Install at described components and parts that case 2 is internally installed controller 10；Upper spacer 11 and refrigerating plant 8 is had in the upper end of described explosion-proof cabinet 1；Lower clapboard 12 and heating combined equipment 7 is had in the lower end of described explosion-proof cabinet 1；Circulating fan 6 and lower circulating fan 5 it is separately installed with at the left end of described upper spacer 11 and the right-hand member of lower clapboard 12；It is provided with ventilation shaft 9 at described explosion-proof cabinet 1 inside circumference；At described components and parts, case 4, upper spacer 11 and lower clapboard 12 are installed and are evenly arranged with the passage 3 communicated in ventilation shaft 9 respectively.
Described controller 10 includes: temperature measurement module 14, is coupled to CPU master control 13 for monitoring the temperature in explosion-proof cabinet 1；Power module 15: be coupled to CPU master control 13 for providing power supply to the described explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type;Dual Drive electricity adjusts 16: is coupled to CPU master control 13 and works for controlling upper circulating fan 6 and lower circulating fan 5；Dual Drive switch 18: be coupled to CPU master control 13 and work for controlling refrigerating plant 8 and heating combined equipment 7；Alarm module 17: be coupled to CPU master control 13 for alarm too high or too low for temperature in explosion-proof cabinet 1.
Further, operating temperature value when equipment sets temperature upper limit when equipment works, lowest temperature value when mounted in advance and works.
Further, during work, opening circulating fan 6 and lower circulating fan 5, the air in explosion-proof cabinet 1 forms an overall internal circulation system closed by upper circulating fan 6 and driving of lower circulating fan 5, and now in explosion-proof cabinet 1, each several part temperature keeps consistent.
Further, during work, the described temperature value in the explosion-proof cabinet 1 of temperature measurement module 14 monitor in real time, for reaching the work of accurate temperature control, CPU master control 10 adopts pid algorithm, temperature measurement module 14 detects that temperature value is as feedback quantity, and the operating temperature value arranged in advance is as comparative quantity, and described Dual Drive electricity tune 16 and Dual Drive switch 18 export as action；The motor of described upper circulating fan 6 and lower circulating fan 5 all adopts DC brushless motor, and it is relatively big that advantage is in that DC brushless motor runs power, runs noise little, and rotating speed is easy to control；Refrigerating plant 8 described in size according to working environment and explosion-proof cabinet 1 is semiconductor cooler or air compressing refrigerator and described heating combined equipment 7 is semiconductor heating device or electric heater；Described Dual Drive switch 18 employing IGBT technology, is convenient to control the operating power of refrigerating plant 8 and heating combined equipment 7.On the temperature automatic control that CPU master control 10 can collect according to temperature measurement module 14, the operating power of the rotating speed of circulating fan 6 and lower circulating fan 5 and refrigerating plant 8 and heating combined equipment 7, makes the temperature in explosion-proof cabinet 1 in operating temperature range.
Further, when external environment sharply changes, too high or too low for temperature, when temperature during beyond CPU master control 10 regulating power and in explosion-proof cabinet 1 constantly raises or is reduced close to or exceedes set temperature upper limit or lowest temperature value.CPU master control 10 can control alarm module 17 and report to the police, and notifies that relevant staff comes to overhaul.
Further, described alarm module 17 is audible-visual annunciator or telecommunication network alarm, when device is arranged on factory and has people to patrol and examine alarm module employing audible-visual annunciator every day；When equipment, nobody patrols and examines or be arranged on the inconvenient personnel in remote districts and patrol and examine alarm module and adopt telecommunication network alarm, type of alarm is that warning message is sent on the mobile phone of relevant maintainer by telecommunication network alarm by GPRS infinite network or GSM infinite network when fault.
Further, described power module 15 can export 12V voltage and 24V voltage.
Further, material used by described explosion-proof cabinet 1 and anti-explosion cabinet door 4 is 304 rustless steels or carbon steel.
The above; being only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with scope of the claims.
Claims (10)
1. the explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type, it is characterised in that including: the anti-explosion cabinet door (4) that explosion-proof cabinet (1) and explosion-proof cabinet (1) match；It is internally provided with components and parts described explosion-proof cabinet (1) and case (2) is installed；At described components and parts, case (2) is installed and internally installed has controller (10)；Upper spacer (11) and refrigerating plant (8) is had in the upper end of described explosion-proof cabinet (1)；Lower clapboard (12) and heating combined equipment (7) is had in the lower end of described explosion-proof cabinet (1)；It is separately installed with upper circulating fan (6) and lower circulating fan (5) at the left end of described upper spacer (11) and the right-hand member of lower clapboard (12)；It is provided with ventilation shaft (9) at described explosion-proof cabinet (1) inside circumference；At described components and parts, case (4), upper spacer (11) and lower clapboard (12) are installed and are evenly arranged with the passage (3) communicated in ventilation shaft (9) respectively.
2. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterized in that: described controller (10) includes temperature measurement module (14), be coupled to CPU master control (13) and be used for monitoring the temperature in explosion-proof cabinet (1)；Power module (15): be coupled to CPU master control (13) for providing power supply to the described explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type;Dual Drive electricity adjusts (16): is coupled to CPU master control (13) and is used for controlling upper circulating fan (6) and lower circulating fan (5) work；Dual Drive switch (18): be coupled to CPU master control (13) and be used for controlling refrigerating plant (8) and heating combined equipment (7) work；Alarm module (17): be coupled to CPU master control (13) for alarm too high or too low for temperature in explosion-proof cabinet (1)；What described CPU master control (13) adopted when regulating temperature in explosion-proof cabinet (1) is pid algorithm.
3. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described upper circulating fan (6) and the motor of lower circulating fan (5) all adopt DC brushless motor.
4. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described power module (15) can export 12V voltage and 24V voltage.
5. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described alarm module (17) is for audible-visual annunciator or remotely reports AnyView device.
6. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described refrigerating plant (8) is semiconductor cooler or air compressing refrigerator.
7. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described heating combined equipment (9) is semiconductor heating device or electric heater.
8. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described Dual Drive switch (18) adopts IGBT technology.
9. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: described power module (15) can export 12V voltage and 24V voltage.
10. a kind of explosion-proof power distribution cabinet thermostatic control system based on internal-circulation type according to claim 1, it is characterised in that: material used by described explosion-proof cabinet (1) and anti-explosion cabinet door (4) is 304 rustless steels or carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182567.4A CN105739557A (en) | 2016-03-28 | 2016-03-28 | Constant-temperature control system based on internal circulation type explosion-proof power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182567.4A CN105739557A (en) | 2016-03-28 | 2016-03-28 | Constant-temperature control system based on internal circulation type explosion-proof power distribution cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN105739557A true CN105739557A (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610182567.4A Pending CN105739557A (en) | 2016-03-28 | 2016-03-28 | Constant-temperature control system based on internal circulation type explosion-proof power distribution cabinet |
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| CN (1) | CN105739557A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107396596A (en) * | 2017-06-23 | 2017-11-24 | 王俊霞 | A kind of constant temperature system of automatic detection telecomm base station |
| CN107919609A (en) * | 2017-12-04 | 2018-04-17 | 江苏海事职业技术学院 | A kind of movable explosion-proof power distribution disk of multi-path |
| CN110523152A (en) * | 2019-09-26 | 2019-12-03 | 上海跃笛环保科技有限公司 | A kind of explosion-proof controller of high degree of automation |
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| CN101916968A (en) * | 2010-07-29 | 2010-12-15 | 广州电力设计院 | Terminal box |
| CN202522950U (en) * | 2012-04-17 | 2012-11-07 | 郑州赛奥电子股份有限公司 | Outdoor intelligent control cabinet for power system |
| US20130044997A1 (en) * | 2011-08-16 | 2013-02-21 | Irvin M. French | Electric convection heater and method of use for exterminating insects |
| CN105071243A (en) * | 2015-08-19 | 2015-11-18 | 国网山东沂源县供电公司 | Dehumidifying switchgear capable of automatic air intake and discharge |
| CN204905716U (en) * | 2015-08-24 | 2015-12-23 | 国网山东东明县供电公司 | Outdoor distribution transformer synthesizes switch board |
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2016
- 2016-03-28 CN CN201610182567.4A patent/CN105739557A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916968A (en) * | 2010-07-29 | 2010-12-15 | 广州电力设计院 | Terminal box |
| US20130044997A1 (en) * | 2011-08-16 | 2013-02-21 | Irvin M. French | Electric convection heater and method of use for exterminating insects |
| CN202522950U (en) * | 2012-04-17 | 2012-11-07 | 郑州赛奥电子股份有限公司 | Outdoor intelligent control cabinet for power system |
| CN105071243A (en) * | 2015-08-19 | 2015-11-18 | 国网山东沂源县供电公司 | Dehumidifying switchgear capable of automatic air intake and discharge |
| CN204905716U (en) * | 2015-08-24 | 2015-12-23 | 国网山东东明县供电公司 | Outdoor distribution transformer synthesizes switch board |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107396596A (en) * | 2017-06-23 | 2017-11-24 | 王俊霞 | A kind of constant temperature system of automatic detection telecomm base station |
| CN107919609A (en) * | 2017-12-04 | 2018-04-17 | 江苏海事职业技术学院 | A kind of movable explosion-proof power distribution disk of multi-path |
| CN110523152A (en) * | 2019-09-26 | 2019-12-03 | 上海跃笛环保科技有限公司 | A kind of explosion-proof controller of high degree of automation |
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Application publication date: 20160706 |