CN104848896B - A kind of air conditioner in machine room unit humiture differential pressure pickup - Google Patents
A kind of air conditioner in machine room unit humiture differential pressure pickup Download PDFInfo
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- CN104848896B CN104848896B CN201510247430.8A CN201510247430A CN104848896B CN 104848896 B CN104848896 B CN 104848896B CN 201510247430 A CN201510247430 A CN 201510247430A CN 104848896 B CN104848896 B CN 104848896B
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Abstract
The present invention relates to sensor technical field, particularly relate to a kind of air conditioner in machine room unit humiture differential pressure pickup, differential pressure pickup and Temperature Humidity Sensor carry out integrated by described air conditioner in machine room unit humiture differential pressure pickup, realize the rotating speed to blower fan, monitoring while temperature humidity in strainer mesh cleanliness and machine room, simultaneously for the circuit design of humiture collection chip, at humiture digital collection chip perimeter with the mode fabric swatch of fluting, do not apply copper, avoid the impact of heating on acquisition chip of other components and parts, realize sampling to humiture accurately, can feed back accurately for control system provides.The present invention effectively simplifies using of client and installs, and can provide all signals needed for air conditioner in machine room control in operational process accurately and effectively, meanwhile, the present invention also can reduce client's use cost, and effectively promotes customer experience.
Description
Technical field
The present invention relates to sensor technical field, particularly relate to a kind of air conditioner in machine room unit humiture differential pressure pickup.
Background technology
Precise machine room air conditioner is the special air conditioner for modern electronic equipment Design of Machine Room, its operating accuracy and reliability all much higher than common air-conditioning.Put computer equipment and programme-controlled exchange product etc. in computer room, be made up of a large amount of intensive electronic component.Improve the stable of these equipment use and reliability, the temperature humidity of environment need be strict controlled in particular range.Computer room temperature and relative humidity can control in stable scope by precise machine room air conditioner, thus substantially increase life-span and the reliability of equipment.For realizing controlling computer room temperature and relative humidity, differential pressure pickup and the Temperature Humidity Sensor of adopting is monitored the temperature humidity in the rotating speed of blower fan and machine room more.
Humiture common on market and differential pressure pickup product, the interface of different sensors is not identical yet, has RS485,0 ~ 1V, 0 ~ 5V and 0 ~ 10V etc.; General differential pressure pickup is arranged on the electric part of rack, and Temperature Humidity Sensor is arranged on the mechanism section of rack.Differential pressure pickup is generally used for detecting the rotating speed of blower fan and whether filter screen blocks, and Temperature Humidity Sensor is used for detecting the humiture information of different air outlet.
But differential pressure pickup and Temperature Humidity Sensor are two kinds of different products; Temperature Humidity Sensor generally adopts the mode of Direct Sampling capacitor's capacity, and sampling precision is low; Pressure reduction generally adopts pressure difference switch, digital output, and the quantity of information provided is few, and it needs control end to provide multi-channel sampling port, and mounting means is complicated.
Summary of the invention
For above technical matters, the present invention has designed and developed a kind of air conditioner in machine room unit humiture differential pressure pickup, differential pressure pickup and Temperature Humidity Sensor are carried out rationally integrated, realize monitoring while temperature humidity in the rotating speed to blower fan, strainer mesh cleanliness and machine room, effective simplification client using and installing, all signals needed for air conditioner in machine room control can be provided accurately and effectively in operational process, simultaneously, the present invention also can reduce client's use cost, and effectively promotes customer experience and heat dissipation problem.
For achieving the above object, the invention provides following technical scheme:
A kind of air conditioner in machine room unit humiture differential pressure pickup, described sensor mainly comprises shell and mainboard, wherein, described shell both sides are provided with RS485 string holes, power supply string holes, Temperature Humidity Sensor I, differential pressure pickup I, Temperature Humidity Sensor II, differential pressure pickup II and pilot lamp, enclosure is cavity structure, enclosure is provided with inner cap and mainboard, inside cover and be provided with programming key interface, communication configuration toggle switch, humiture and pressure reduction display, mainboard comprises power interface, Temperature Humidity Sensor interface, RS485 interface, mainboard MCU, mainboard is responsible for gathering pressure difference, to be connected with humiture card by Temperature Humidity Sensor interface and to gather the warm and humid angle value of far-end, and carry out Modbus by RS485 interface and host computer and communicate, the information collected is passed to host computer.
As preferably, described shell is interconnected by the cooperation of fixed terminal and movable terminal, is provided with rubber ring below inner cap.
As preferably, described humiture cartoon is crossed wire and is arranged on far-end, facilitates client to install and avoids the impact that mainboard generates heat on sampling precision, adopts low energy consumption microcontroller to gather humiture digit chip simultaneously.
As preferably, described humiture card adopts the mode fabric swatch at humiture digital collection chip perimeter fluting, and do not apply copper, humiture digital collection chip perimeter is provided with fluting, avoids other device heatings on the impact of humiture collection to greatest extent.
As preferably, described enclosure bottom can adopt two kinds of mounting meanss: erecting of panel and guide rails assembling, and guide rails assembling is demountable structure.
As preferably, described inner cap is transparent configuration, covers the fluting being provided with and facilitating client's wiring interior simultaneously.
Beneficial effect of the present invention is:
1. the present invention is highly integrated, and physical dimension is only: 120*120*50mm, extremely low to rack requirements of installation space, can be arranged on regulator cubicle part or mechanism's cabinet part of rack easily, effectively saves joint dress space;
3. the present invention is by being undertaken integrated by differential pressure pickup and Temperature Humidity Sensor, realizes monitoring simultaneously, designs simultaneously for the carrying out of humiture collection chip, realizes sampling to humiture accurately, can feed back accurately for control system provides;
4. the present invention adopts Width funtion to input (12Vac/Vdc ~ 24Vac/Vdc ,-10% ~+15%), is applicable to various application; And adopt RS485 interface, connect reliable, take interface few, easy-to-connect, applicability is strong;
5. sensor of the present invention adopts the Modbus communication protocol of communication standard, and the scope of application is wider;
6. housing face-plate of the present invention adopts slab design, Consumer's Experience is attractive in appearance, and fashionable appearance is generous, is user-friendly to, user can open upper cover very easily, to be configured and by associative operations such as programming key interface amendment systematic parameters by toggle switch to mailing address and baud rate;
7. shell of the present invention supports IP65, has well dust-proof, fire resistance characteristic.
Accompanying drawing explanation
Fig. 1 is the vertical view of air conditioner in machine room unit humiture differential pressure pickup;
Fig. 2 is the inside top figure of air conditioner in machine room unit humiture differential pressure pickup;
Fig. 3 is the side view of air conditioner in machine room unit humiture differential pressure pickup;
Fig. 4 is the structural drawing of mainboard;
Fig. 5 is the structural drawing of humiture card;
Wherein, 1-shell, 2-RS485 string holes, 3-power supply string holes, 4-Temperature Humidity Sensor I, 5-differential pressure pickup I, 6-Temperature Humidity Sensor II, 7-differential pressure pickup II, 8-pilot lamp, 9-inner cap, 10-rubber ring, 11-programmes key interface, 12-communication configuration toggle switch, 13-humiture and pressure reduction display, 14-power interface, 15-Temperature Humidity Sensor interface, 16-RS485 interface, 17-mounting guide rail, 18-fixed terminal, 19-mainboard, 20-movable terminal, 21-mainboard MCU, 22-status indicator lamp, 23-humiture card, 24-low energy consumption MCU controller, 25-digital Temperature and Humidity acquisition chip, 26-slots, 27-I2C is from machine interface.
Embodiment
Below in conjunction with the embodiment of the present invention and accompanying drawing, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
As Figure 1-5, a kind of air conditioner in machine room unit humiture differential pressure pickup, described sensor mainly comprises shell 1 and mainboard 19, wherein, described shell 1 both sides are provided with RS485 string holes 2, power supply string holes 3, Temperature Humidity Sensor I4, differential pressure pickup I5, Temperature Humidity Sensor II6, differential pressure pickup II7 and pilot lamp 8, shell 1 inside is cavity structure, shell 1 inside is provided with inner cap 9 and mainboard 19, inner cap 1 is provided with programming key interface 11, communication configuration toggle switch 12, humiture and pressure reduction display 13, mainboard 19 comprises power interface 14, Temperature Humidity Sensor interface 15, RS485 interface 16, mainboard MCU21.
Mainboard 19 is responsible for gathering pressure difference, and being connected with humiture card 23 by Temperature Humidity Sensor interface 15 gathers the warm and humid angle value of far-end, and carries out Modbus by RS485 interface 16 and host computer and communicate, and the information collected is passed to host computer.
Shell 1 bottom surface can adopt erecting of panel mode, can be arranged on regulator cubicle part or mechanism's cabinet part of rack easily, effectively saves dress space.Simultaneously, shell 1 is interconnected by the cooperation of fixed terminal 18 and movable terminal 20, rubber ring 10 is provided with below inner cap 9, equipment is made to have well dust-proof, fire resistance characteristic, shell supports IP65, is undertaken rationally integrated by differential pressure pickup and Temperature Humidity Sensor, realizes monitoring while temperature humidity in the rotating speed to blower fan, strainer mesh cleanliness and machine room, effective simplification client using and installing, and can provide all signals needed for air conditioner in machine room control in operational process accurately and effectively.
Embodiment 2
As preferably, described air conditioner in machine room unit humiture differential pressure pickup mainly comprises shell 1 and mainboard 19, wherein, described shell 1 both sides are provided with RS485 string holes 2, power supply string holes 3, Temperature Humidity Sensor I4, differential pressure pickup I5, Temperature Humidity Sensor II6, differential pressure pickup II7 and pilot lamp 8, shell 1 inside is cavity structure, shell 1 inside is provided with inner cap 9 and mainboard 19, inner cap 1 is provided with programming key interface 11, communication configuration toggle switch 12, humiture and pressure reduction display 13, mainboard 19 comprises power interface 14, Temperature Humidity Sensor interface 15, RS485 interface 16, mainboard MCU21.
Mainboard 19 is responsible for gathering pressure difference, and being connected with humiture card 23 by Temperature Humidity Sensor interface 15 gathers the warm and humid angle value of far-end, and carries out Modbus by RS485 interface 16 and host computer and communicate, and the information collected is passed to host computer.
Described humiture card 23 is arranged on the far-end of mainboard 19 by wire, facilitate client to install and avoid mainboard 19 to generate heat on the impact of sampling precision, adopts low energy consumption microcontroller to gather humiture digit chip simultaneously,
Because the installation site of Temperature Humidity Sensor generally will be positioned as close to tested air, so this design adopts separate type scheme, the i.e. humiture card of exploitation one piece little separately, as Temperature Humidity Sensor, humiture card is built-in with humiture digital collection chip 25, low energy consumption MCU controller and fluting, humiture card 23 adopts the mode fabric swatch in humiture digital collection chip 25 peripheral groove, do not apply copper, because humiture collection chip is to temperature extreme sensitivity, keep the precision measured, the impact of heating on acquisition chip of other components and parts will be considered in the design process of PCB.Adopt the mode fabric swatch in its peripheral groove in design, do not apply copper, maximum possible sinking low heat conductivity; On software, allow the microprocessor most of the time be in the pattern of dormancy, reduce the power consumption of MCU, the I2C of humiture card is connected from machine interface 27 shielding line with the Temperature Humidity Sensor interface 15 of mainboard simultaneously.As preferably, described humiture card 23 adopts the mode fabric swatch in humiture digital collection chip 25 peripheral groove, and do not apply copper, humiture digital collection chip 25 periphery is provided with fluting, avoids other device heatings on the impact of humiture collection to greatest extent.
The bottom surface of shell 1 can adopt guide rails assembling mode to install, and guide rails assembling is demountable structure, can be arranged on regulator cubicle part or mechanism's cabinet part of rack easily, and effectively save dress space, user friendly repetition is installed and used.
Shell 1 is interconnected by the cooperation of fixed terminal 18 and movable terminal 20, and user can open upper cover very easily, to be configured and by associative operations such as programming key interface amendment systematic parameters by toggle switch to mailing address and baud rate; Rubber ring 10 is provided with below inner cap 9; shell supports IP65, and have well dust-proof, fire resistance characteristic, inner cap 9 is transparent configuration; whether force pipe reliably connects can client can be facilitated to check while available protecting electronic devices and components, is provided with the fluting facilitating client's wiring on inner cap 9 simultaneously.
Differential pressure pickup and Temperature Humidity Sensor carry out rationally integrated by the present invention, realize monitoring while temperature humidity in the rotating speed to blower fan, strainer mesh cleanliness and machine room, effective simplification client using and installing, all signals needed for air conditioner in machine room control can be provided accurately and effectively in operational process, simultaneously, the present invention also can reduce client's use cost, and effectively promotes customer experience and heat dissipation problem.
Finally, above embodiment and accompanying drawing are only in order to illustrate technical scheme of the present invention and unrestricted, although by above-described embodiment to invention has been detailed description, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from claims of the present invention limited range.
Claims (6)
1. an air conditioner in machine room unit humiture differential pressure pickup, it is characterized in that: described sensor mainly comprises shell and mainboard, wherein, described shell both sides are provided with RS485 string holes, power supply string holes, Temperature Humidity Sensor I, differential pressure pickup I, Temperature Humidity Sensor II, differential pressure pickup II and pilot lamp, enclosure is cavity structure, enclosure is provided with inner cap and mainboard, inside cover and be provided with programming key interface, communication configuration toggle switch, humiture and pressure reduction display, mainboard comprises power interface, Temperature Humidity Sensor interface, RS485 interface, mainboard MCU, mainboard is responsible for gathering pressure difference, to be connected with humiture card by Temperature Humidity Sensor interface and to gather the warm and humid angle value of far-end, and carry out Modbus by RS485 interface and host computer and communicate, the information collected is passed to host computer.
2. a kind of air conditioner in machine room unit humiture differential pressure pickup as claimed in claim 1, is characterized in that: described shell is interconnected by the cooperation of fixed terminal and movable terminal, is provided with rubber ring below inner cap.
3. a kind of air conditioner in machine room unit humiture differential pressure pickup as claimed in claim 1, it is characterized in that: described humiture cartoon is crossed wire and is arranged on mainboard far-end, facilitate client to install and avoid the impact that mainboard generates heat on sampling precision, adopting low energy consumption microcontroller to gather humiture digit chip simultaneously.
4. a kind of air conditioner in machine room unit humiture differential pressure pickup as claimed in claim 1, it is characterized in that: described humiture card adopts the mode fabric swatch at humiture digital collection chip perimeter fluting, do not apply copper, humiture digital collection chip perimeter is provided with fluting, avoids other device heatings on the impact of humiture collection to greatest extent.
5. a kind of air conditioner in machine room unit humiture differential pressure pickup as claimed in claim 1, it is characterized in that: described enclosure bottom can adopt two kinds of mounting meanss: erecting of panel and guide rails assembling, guide rails assembling is demountable structure.
6. a kind of air conditioner in machine room unit humiture differential pressure pickup as claimed in claim 1, is characterized in that: described inner cap is transparent configuration, covers the fluting being provided with and facilitating client's wiring interior simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510247430.8A CN104848896B (en) | 2015-05-15 | 2015-05-15 | A kind of air conditioner in machine room unit humiture differential pressure pickup |
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| CN201510247430.8A CN104848896B (en) | 2015-05-15 | 2015-05-15 | A kind of air conditioner in machine room unit humiture differential pressure pickup |
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| CN104848896A CN104848896A (en) | 2015-08-19 |
| CN104848896B true CN104848896B (en) | 2016-03-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU212961U1 (en) * | 2022-03-30 | 2022-08-15 | Общество с ограниченной ответственностью "Сандракс" | Temperature, humidity and pressure sensor |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332803A (en) * | 2018-03-29 | 2018-07-27 | 林迺建 | A kind of building environment humiture monitoring device |
| CN109028445A (en) * | 2018-06-19 | 2018-12-18 | 珠海格力电器股份有限公司 | Installation method, air conditioner and the control method of Temperature Humidity Sensor |
| CN109060024A (en) * | 2018-08-09 | 2018-12-21 | 利凯斯格生物技术（苏州）有限公司 | Temperature and humidity pressure difference panel with the transmission of display, calibration, alarm and telecommunication network |
| CN114811905A (en) * | 2022-03-31 | 2022-07-29 | 浙江中浩电子科技有限公司 | Temperature and humidity compensation method for line controller of air pipe machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6948326B2 (en) * | 2003-04-30 | 2005-09-27 | Lg Electronics Inc. | Apparatus for controlling operation of outdoor unit and its method |
| CN201207012Y (en) * | 2008-05-13 | 2009-03-11 | 重庆宗申技术开发研究有限公司 | Detector for airtightness of complete machine |
| CN201779811U (en) * | 2010-09-03 | 2011-03-30 | 沈阳亿宏信息技术有限公司 | Air-conditioner energy saving equipment of base station machine room |
| CN102418987A (en) * | 2011-12-06 | 2012-04-18 | 承方 | Intelligent control ventilation adjustor |
| CN103673220A (en) * | 2012-09-25 | 2014-03-26 | 天津市亨瑞系统控制工程有限公司 | Automatic control system of fresh air unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU212961U1 (en) * | 2022-03-30 | 2022-08-15 | Общество с ограниченной ответственностью "Сандракс" | Temperature, humidity and pressure sensor |
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