CN204759251U - A multi -functional pipeline humiture sensing device for central air conditioning unit - Google Patents
A multi -functional pipeline humiture sensing device for central air conditioning unit Download PDFInfo
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- CN204759251U CN204759251U CN201520430867.0U CN201520430867U CN204759251U CN 204759251 U CN204759251 U CN 204759251U CN 201520430867 U CN201520430867 U CN 201520430867U CN 204759251 U CN204759251 U CN 204759251U
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Abstract
The utility model discloses a multi -functional pipeline humiture sensing device for central air conditioning unit, the device is including being used for accomplishing real -time humiture signal acquisition, and switch input signal acquisition, switched output signal control, while are carried out information interactive processing with the communication interface unit, are accomplished the MCU microcontroller of the setting of system function parameter, a humiture acquisition unit for gathering current environment humiture signal, be used for handling on -the -spot communication bus signal, with MCU microcontroller carries out the interactive communication interface unit of communication of acquisition parameter and system function parameter, a switching value acquisition unit that is used for the collection of switching value incoming signal, pressure difference switch and frostproofing switching signal to gather, be used for realizing switch quantity output control function to insert the water valve executor, control water valve's the relay output unit of opening and closing, MCU microcontroller is connected with humiture acquisition unit, communication interface unit, switching value acquisition unit and relay output unit electricity respectively. The device still has switching value input and relay output function except that having the central air conditioning of measurement pipeline humiture parameter function.
Description
Technical field
The utility model relates to pipeline temperature and humidity sensing device, particularly a kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit.
Background technology
At present, the common sensor being applied to measurement central air-conditioning pipe temperature, only have the function of measuring channel humiture parameter, function ratio is more single.So, Central air-conditioning unit just needs pressure difference switch and frost prevention switch signal, valve switch actuator signal to access DDC director port respectively when installing wiring, and wiring is complicated, and waste wiring material.
As shown in Figure 1, be Central air-conditioning unit sensor and actor schematic diagram in prior art, when the DDC control box installation site at project construction scene and Central air-conditioning unit positional distance far away time, inferior position is comparatively obvious.
Utility model content
In view of this, the utility model provides a kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit, and this device is measured except central air-conditioning pipe humiture parameter function except having, and also has On-off signal and relay output function.Namely temperature and humidity sensing device not only can measure central air-conditioning pipe humiture, also can be accessed by the pressure difference switch be arranged on central air-conditioning pipe and frost prevention switch signal, output switch control signal, and access valve switch actuator, controls the opening and closing of water valve.Like this, when wiring is installed do not need pressure difference switch and frost prevention switch signal, valve switch actuator signal to access DDC director port respectively, only need to access the Temperature Humidity Sensor be arranged on pipeline nearby, decrease the workload of installation wiring, save wiring material.
The utility model is solved the problem by following technological means:
A kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit of the present utility model, described device comprises for completing real time humiture signals collecting, and switch input signal collection, switch output signal control, carry out information interaction process with communications interface unit simultaneously, the MCU microcontroller of the setting of completion system functional parameter; For gathering the humiture collection unit of current environment temperature-humidity signal; For the treatment of on-scene communication bus signals, the communications interface unit carrying out the communication interaction of acquisition parameter and systemic-function parameter with described MCU microcontroller; For the switch acquisition unit of On-off signal signals collecting, pressure difference switch and frost prevention switch signals collecting; For realizing output switch parameter controlling functions, and accessing water valve actuator, controlling the relay output unit of the opening and closing of water valve; Described MCU microcontroller is electrically connected with humiture collection unit, communications interface unit, switch acquisition unit and relay output unit respectively.
Described device also comprises for on-the-spot power supply signal is carried out conversion process, and the Power Management Unit that the power supply used by system, control circuit exports; Described Power Management Unit is electrically connected with MCU microcontroller.
External input signal is sent to the IO port of MCU microcontroller after Phototube Coupling, completes the collection of pressure difference switch and frost prevention switch signal.
The output signal of described pressure difference switch and frost prevention switch is passive switch amount.
A kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit of the present utility model has following beneficial effect:
This device is measured except central air-conditioning pipe humiture parameter function except having, and also has On-off signal and relay output function.Namely temperature and humidity sensing device not only can measure central air-conditioning pipe humiture, also can be accessed by the pressure difference switch be arranged on central air-conditioning pipe and frost prevention switch signal, output switch control signal, and access valve switch actuator, controls the opening and closing of water valve.Like this, when wiring is installed do not need pressure difference switch and frost prevention switch signal, valve switch actuator signal to access DDC director port respectively, only need to access the Temperature Humidity Sensor be arranged on pipeline nearby, decrease the workload of installation wiring, save wiring material.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is conventional central air conditioning sensor actuator installation wiring schematic diagram in prior art;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the central air conditioner sensor and actor installation wiring schematic diagram after improving.
Wherein, 1, MCU microcontroller; 2, humiture collection unit; 3, communications interface unit; 4, Power Management Unit; 5, switch acquisition unit; 6, relay output unit; 7, on-the-spot logic controller; 8, multifunctional pipe Temperature Humidity Sensor; 9, frost prevention switch; 10, pressure difference switch; 11, water valve actuator.
Embodiment
Below with reference to accompanying drawing, the utility model is described in detail, as shown in Fig. 2 to 3: a kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit of the present embodiment, described device comprises for completing real time humiture signals collecting, and switch input signal collection, switch output signal control, carry out information interaction process with communications interface unit simultaneously, the MCU microcontroller 1 of the setting of completion system functional parameter; For gathering the humiture collection unit 2 of current environment temperature-humidity signal; For the treatment of on-scene communication bus signals, the communications interface unit 3 carrying out the communication interaction of acquisition parameter and systemic-function parameter with described MCU microcontroller 1; For the switch acquisition unit 5 of On-off signal signals collecting, pressure difference switch and frost prevention switch signals collecting; For realizing output switch parameter controlling functions, and accessing water valve actuator, controlling the relay output unit 6 of the opening and closing of water valve; Described MCU microcontroller 1 is electrically connected with humiture collection unit 2, communications interface unit 3, switch acquisition unit 5 and relay output unit 6 respectively.This device is measured except central air-conditioning pipe humiture parameter function except having, and also has On-off signal and relay output function.Namely temperature and humidity sensing device not only can measure central air-conditioning pipe humiture, also can be accessed by the pressure difference switch be arranged on central air-conditioning pipe and frost prevention switch signal, output switch control signal, and access valve switch actuator, controls the opening and closing of water valve.Like this, when wiring is installed do not need pressure difference switch and frost prevention switch signal, valve switch actuator signal to access DDC director port respectively, only need to access the Temperature Humidity Sensor be arranged on pipeline nearby, decrease the workload of installation wiring, save wiring material.
As the further improvement of technique scheme, described device also comprises for on-the-spot power supply signal is carried out conversion process, and the Power Management Unit 4 that the power supply used by system, control circuit exports;
Described Power Management Unit 4 is electrically connected with MCU microcontroller 1.
As the further improvement of technique scheme, external input signal is sent to the IO port of MCU microcontroller 1 after Phototube Coupling, completes the collection of pressure difference switch and frost prevention switch signal.
As the further improvement of technique scheme, the output signal of described pressure difference switch and frost prevention switch is passive switch amount.
Specifically, the utility model adopts in pipeline Temperature Humidity Sensor functional circuit design basis, by increasing switch acquisition unit and relay output unit controlling functions circuit.
Because the output signal of pressure difference switch and frost prevention switch is passive switch amount, so in sensor function circuit, external input signal reaches the IO port of MCU microcontroller after Phototube Coupling, completes the collection of pressure difference switch and frost prevention switch signal.
Because water valve completes opening and closing action by solenoid valve actuator, and Controlling solenoid valve type of drive is power on/off mode, so in sensor function circuit, exported by the IO port controlling relay port of MCU microcontroller, complete the opening and closing controlling water valve.
Special theory, as shown in Figure 3, in the utility model, the pressure difference switch 10 that central air-conditioning pipe is installed and the signal of frost prevention switch 9 access multifunctional pipe Temperature Humidity Sensor 8 all nearby.The control signal wire of water valve actuator 11 also accesses multifunctional pipe Temperature Humidity Sensor 8 nearby.The on-the-spot logic controller 7 of such system only needs not only to obtain temperature-humidity signal by the communication interface of multifunctional pipe Temperature Humidity Sensor 8, and the signal of pressure difference switch 10 and frost prevention switch 9 can be obtained, water valve actuator 11 control signal can also be performed and export.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (4)
1. the multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit, it is characterized in that: described device comprises for completing real time humiture signals collecting, switch input signal collection, switch output signal control, carry out with communications interface unit simultaneously the MCU microcontroller (1) of setting of information interaction process, completion system functional parameter; For gathering the humiture collection unit (2) of current environment temperature-humidity signal; For the treatment of on-scene communication bus signals, the communications interface unit (3) carrying out the communication interaction of acquisition parameter and systemic-function parameter with described MCU microcontroller (1); For the switch acquisition unit (5) of On-off signal signals collecting, pressure difference switch and frost prevention switch signals collecting; For realizing output switch parameter controlling functions, and accessing water valve actuator, controlling the relay output unit (6) of the opening and closing of water valve;
Described MCU microcontroller (1) is electrically connected with humiture collection unit (2), communications interface unit (3), switch acquisition unit (5) and relay output unit (6) respectively.
2. a kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit according to claim 1, it is characterized in that: described device also comprises for on-the-spot power supply signal is carried out conversion process, and the Power Management Unit (4) that the power supply used by system, control circuit exports;
Described Power Management Unit (4) is electrically connected with MCU microcontroller (1).
3. a kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit according to claim 1, it is characterized in that: external input signal is sent to the IO port of MCU microcontroller (1) after Phototube Coupling, completes the collection of pressure difference switch and frost prevention switch signal.
4. a kind of multifunctional pipe temperature and humidity sensing device for Central air-conditioning unit according to claim 3, is characterized in that: the output signal of described pressure difference switch and frost prevention switch is passive switch amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520430867.0U CN204759251U (en) | 2015-06-19 | 2015-06-19 | A multi -functional pipeline humiture sensing device for central air conditioning unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520430867.0U CN204759251U (en) | 2015-06-19 | 2015-06-19 | A multi -functional pipeline humiture sensing device for central air conditioning unit |
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| CN204759251U true CN204759251U (en) | 2015-11-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108508941A (en) * | 2017-02-28 | 2018-09-07 | 铁木真电子科技（昆山）有限公司 | A kind of temperature and humidity controller based on LPC1768 |
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2015
- 2015-06-19 CN CN201520430867.0U patent/CN204759251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108508941A (en) * | 2017-02-28 | 2018-09-07 | 铁木真电子科技（昆山）有限公司 | A kind of temperature and humidity controller based on LPC1768 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building No. 11 Yuhuatai flora Ningxia Road District of Nanjing City, Jiangsu province 210000, 304, 305 room 306 Patentee after: Jiangsu Zhengtai taijiesai Intelligent Technology Co., Ltd Address before: 10, block B, building 210000, building B, new Metropolitan Plaza, 85 Chang Fu Street, Nanjing, Jiangsu Patentee before: NANJING TAIJIESAI INTELLIGENT TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |