CN202995509U - Humiture end precise control device - Google Patents
Humiture end precise control device Download PDFInfo
- Publication number
- CN202995509U CN202995509U CN201220489407.1U CN201220489407U CN202995509U CN 202995509 U CN202995509 U CN 202995509U CN 201220489407 U CN201220489407 U CN 201220489407U CN 202995509 U CN202995509 U CN 202995509U
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- China
- Prior art keywords
- control circuit
- cpu processor
- humiture
- solid
- current output
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- Expired - Lifetime
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Abstract
The utility model relates to a humiture end precise control device, comprising a CPU processor, a solid-state relay drive and control circuit connected with the CPU processor, a current output drive and control circuit connected with the CPU processor, an interface drive and control circuit connected with the CPU processor, and a monitoring circuit connected with the CPU processor. The CPU processor is connected externally with a humiture sensor. The solid-state relay drive and control circuit is connected externally with a heater. The current output drive and control circuit is connected externally with an air valve. The interface drive and control circuit is connected with an upper computer. Power of the CPU processor and the monitoring circuit are supplied by a digital power supply. The CPU processor is connected with the interface drive and control circuit, the current output circuit and the solid-state relay drive and control circuit through photoisolators, and power of the three is supplied by a analog power supply. The humiture end precise control device makes ambient temperature reach a set objective and be stable. The device prevents interference and dead halt of the CPU.
Description
Technical field
The utility model relates to a kind of humiture end accurate control device.
Background technology
Need the suitable temperature and humidity environment of indoor maintenance under a lot of environment, and physical environment can not meet this demand most the time, in the situation that temperature lower needs heat up, need cooling otherwise temperature is higher, this just needs a control instrument to come accurate control indoor temperature and humidity, in the market rarely seen this series products also.
The utility model content
Be to solve the problem that prior art exists, the utility model provides a kind of can accurately control indoor temperature and humidity, with humiture maintain near desired value, the humiture end accurate control device of convenient operation and control.
Humiture end accurate control device described in the utility model, it comprises:
The CPU processor is used for the data that gather are carried out calculation process, the external Temperature Humidity Sensor of described CPU processor; With the solid-state relay Drive and Control Circuit that described CPU processor is connected, the external well heater of described solid-state relay Drive and Control Circuit, CPU processor calculating result drives described well heater work by the solid-state relay Drive and Control Circuit; The electric current output Drive and Control Circuit that is connected with described CPU processor, the external air-valve of described electric current output Drive and Control Circuit, CPU processor calculating result drives described air-valve work by described electric current output Drive and Control Circuit; The interface driver control circuit that is connected with described CPU processor and the host computer that is connected with described interface driver control circuit, the CPU processor carries out serial communication by described interface driver control circuit and described host computer, real time data is uploaded host computer be convenient to monitoring.
Described CPU processor connects a supervisory circuit, is used for described CPU processor electrification reset, and Real Time Monitoring prevents that CPU from crashing.
Described CPU processor and supervisory circuit are powered by digital power.
Described CPU processor is connected with described interface interface driver control circuit, current output circuit and solid-state relay Drive and Control Circuit by photoisolator respectively.
Described interface driver control circuit, electric current output Drive and Control Circuit and solid-state relay
Drive and Control Circuit is powered by analog power.
Humiture end accurate control device described in the utility model, its beneficial effect is:
(1) by professional circuit design, the outside humiture parameter of sensor collection passes to the CPU processor, the CPU processor is by analyzing comparison with predefined parameter, output signal to external control circuit, and then control heating or regulate air quantity, thus, make environment temperature reach the target of setting and tend towards stability.
(2) circuit of CPU part and peripheral driver control circuit adopt photoelectricity isolation power supply separately, can prevent from disturbing, and supervisory circuit can be to the CPU electrification reset simultaneously, and Real Time Monitoring prevents that CPU from crashing.
Description of drawings
The picture that this description of drawings provides is used for assisting the further understanding to utility model, consists of the application's a part, does not consist of to improper restriction of the present utility model, in the accompanying drawings:
Accompanying drawing 1 is the structured flowchart of the utility model humiture end accurate control device.
Embodiment
The below will describe the utility model in detail with specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
Embodiment:
As shown in Figure 1, humiture end accurate control device described in the utility model, it comprises the CPU processor, is used for the data that gather are carried out calculation process the external Temperature Humidity Sensor for gathering the humiture data of described CPU processor; The Temperature Humidity Sensor that is connected with described CPU processor is for the humiture that gathers the room; With the solid-state relay Drive and Control Circuit that described CPU processor is connected, the external well heater of described solid-state relay Drive and Control Circuit, CPU processor calculating result drives described well heater work by the solid-state relay Drive and Control Circuit; The electric current output Drive and Control Circuit that is connected with described CPU processor, the external air-valve of described electric current output Drive and Control Circuit, CPU processor calculating result drives described air-valve work by described electric current output Drive and Control Circuit; The RS485 interface driver control circuit that is connected with described CPU processor and the host computer that is connected with described RS485 interface driver control circuit, set in advance the work in every parameter at host computer, the CPU processor carries out serial communication by described RS485 interface driver control circuit and described host computer, real time data is uploaded host computer be convenient to monitoring.
Described CPU processor also connects a supervisory circuit, is used for described CPU processor electrification reset, and Real Time Monitoring prevents that CPU from crashing.
For preventing disturbing, the CPU processor is respectively by photoisolator and described interface driver control
Circuit processed, current output circuit and solid-state relay Drive and Control Circuit, described CPU processor and supervisory circuit are powered separately by digital power, and interface driver control circuit, electric current output Drive and Control Circuit and solid-state relay Drive and Control Circuit are powered separately by analog power.
during work, at first set running parameter by host computer, the target temperature that comprises control, pid control parameter, humiture correction coefficient etc., formulate the communications protocol of circuit and host computer, circuit obtains running parameter to the CPU processor by the communication of RS485 interface and host computer, pass through the data parameters such as humiture in Temperature Humidity Sensor Real-time Collection end room after circuit working, data parameters is delivered to the CPU processor, the CPU processor carries out operational analysis with this supplemental characteristic and predefined target component, the result of computing is driven external well heater or exports the outside air-valve operation of Drive and Control Circuit driving by electric current by the solid-state relay driving circuit, make room temperature be stabilized in accurately near target temperature, a whole set of control system makes environment temperature reach target and tend towards stability.
The above technical scheme that the utility model embodiment is provided is described in detail, this paper has used specific case principle and the embodiment of the utility model embodiment has been set forth, and the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; Simultaneously, for one of ordinary skill in the art, according to the utility model embodiment, all will change on embodiment and range of application, in sum, this description should not be construed as restriction of the present utility model.
Claims (5)
1. a humiture end accurate control device, is characterized in that, comprising:
The CPU processor is used for the data that gather are carried out calculation process, the external Temperature Humidity Sensor of described CPU processor;
With the solid-state relay Drive and Control Circuit that described CPU processor is connected, the external well heater of described solid-state relay Drive and Control Circuit, CPU processor calculating result drives described well heater work by the solid-state relay Drive and Control Circuit;
The electric current output Drive and Control Circuit that is connected with described CPU processor, the external air-valve of described electric current output Drive and Control Circuit, CPU processor calculating result drives described air-valve work by described electric current output Drive and Control Circuit;
The interface driver control circuit that is connected with described CPU processor and the host computer that is connected with described interface driver control circuit, the CPU processor carries out serial communication by described interface driver control circuit and described host computer, real time data is uploaded host computer be convenient to monitoring.
2. humiture end accurate control device as claimed in claim 1 is characterized in that:
Described CPU processor connects a supervisory circuit, is used for described CPU processor electrification reset, and Real Time Monitoring prevents that CPU from crashing.
3. humiture end accurate control device as claimed in claim 1 is characterized in that:
Described CPU processor and supervisory circuit are powered by digital power.
4. humiture end accurate control device as claimed in claim 1 is characterized in that:
Described CPU processor is connected with described interface interface driver control circuit, current output circuit and solid-state relay Drive and Control Circuit by photoisolator respectively.
5. as humiture end accurate control device as described in claim 1 or 4, it is characterized in that:
Described interface driver control circuit, electric current output Drive and Control Circuit and solid-state relay Drive and Control Circuit are powered by analog power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220489407.1U CN202995509U (en) | 2012-09-24 | 2012-09-24 | Humiture end precise control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220489407.1U CN202995509U (en) | 2012-09-24 | 2012-09-24 | Humiture end precise control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202995509U true CN202995509U (en) | 2013-06-12 |
Family
ID=48566666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220489407.1U Expired - Lifetime CN202995509U (en) | 2012-09-24 | 2012-09-24 | Humiture end precise control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202995509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109525610A (en) * | 2019-01-11 | 2019-03-26 | 高艳云 | Network big data analysis terminal |
-
2012
- 2012-09-24 CN CN201220489407.1U patent/CN202995509U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109525610A (en) * | 2019-01-11 | 2019-03-26 | 高艳云 | Network big data analysis terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |