CN202649855U - Humiture controller for standardization intelligent safe tool device storehouse - Google Patents
Humiture controller for standardization intelligent safe tool device storehouse Download PDFInfo
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- CN202649855U CN202649855U CN 201220309733 CN201220309733U CN202649855U CN 202649855 U CN202649855 U CN 202649855U CN 201220309733 CN201220309733 CN 201220309733 CN 201220309733 U CN201220309733 U CN 201220309733U CN 202649855 U CN202649855 U CN 202649855U
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Abstract
The utility model discloses a humiture controller for a standardization intelligent safe tool device storehouse and relates to the controller technology field. The humiture controller comprises a single-chip microcomputer and peripheral circuits thereof. The peripheral circuits comprise a storage circuit, a keyboard input circuit and a sensor interface circuit. The single-chip microcomputer is connected with a humiture detection circuit and a power supply circuit. A reset terminal of the single-chip microcomputer is connected with a watchdog circuit. Because the STC89C51 single-chip microcomputer is adopted in the humiture controller for the standardization intelligent safe tool device storehouse provided by the utility model, measuring precision of the humiture controller is relatively high, thereby being convenient for operation of the standardization intelligent safe tool device storehouse. The humiture controller provided by the utility model is provided with a buzzer and the watchdog circuit, so that work personnel can timely discover and deal with when the humiture controller is broken.
Description
Technical field
The utility model relates to sensor technical field, particularly a kind of temperature and humidity controller for standardization intelligent and safe Tools treasury.
Background technology
Air themperature and humidity are to affect the key factor that food, medicine, painting and calligraphy, equipment etc. store, food, medicine are affected by humiture can be rotten, it is fragile that painting and calligraphy are affected by humiture, it is perishable that equipment is affected by humiture, reduce their serviceable life, even can not use, so the temperature-humidity monitoring technology is widely used in the fields such as crops production, medical and health, food, machine room.Along with the development of modern science and technology, traditional temperature-humidity detecting device can not well adapt to the needs of the monitoring system of current intelligent and safe.
The utility model content
The purpose of this utility model is: for existing above-mentioned deficiency in the prior art, provide the temperature and humidity controller that is used for standardization intelligent and safe Tools treasury that a kind of reliability is high, measuring accuracy is high.
To achieve these goals, the utility model provides following technical scheme:
A kind of temperature and humidity controller for standardization intelligent and safe Tools treasury, comprise single-chip microcomputer and peripheral circuit thereof, described peripheral circuit comprises storage circuit, keyboard input circuit and sensor interface circuitry, described single-chip microcomputer is connected with humiture testing circuit and power circuit, and described monolithic processor resetting end also is connected with watchdog circuit.
As preferred version of the present utility model, in the above-mentioned temperature and humidity controller, corresponding input, the output port that is connected in single-chip microcomputer of the input end of described humiture testing circuit and output terminal.
As preferred version of the present utility model, in the above-mentioned temperature and humidity controller, described single-chip microcomputer is the STC89C51 single-chip microcomputer, and it is main circuit that watchdog circuit adopts the MAX813L chip.
As preferred version of the present utility model, in the above-mentioned temperature and humidity controller, described single-chip microcomputer also is connected with buzzer circuit.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
Adopt the STC89C51 single-chip microcomputer because the utility model is used for the temperature and humidity controller of standardization intelligent and safe Tools treasury, so that this temperature and humidity controller measuring accuracy is higher, be convenient to the work of standardization intelligent and safe Tools treasury.And temperature and humidity controller of the present utility model is provided with hummer and watchdog circuit, at Temperature Humidity Sensor because of damage outwards during transmitted signal, just can start hummer and report to the police, make the staff when temperature and humidity controller damages, can in time find to process.
Description of drawings:
Fig. 1 is the circuit theory diagrams that the utility model is used for the temperature and humidity controller of standardization intelligent and safe Tools treasury.
Fig. 2 is used for the temperature and humidity controller single-chip microcomputer of standardization intelligent and safe Tools treasury and the circuit diagram of peripheral circuit thereof in the utility model.
Fig. 3: (a) be the temperature and humidity controller watchdog circuit that is used for standardization intelligent and safe Tools treasury in the utility model;
(b) be the circuit diagram that is used for the temperature and humidity controller buzzer circuit of standardization intelligent and safe Tools treasury in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
A kind of temperature and humidity controller for standardization intelligent and safe Tools treasury, as shown in Figure 1, comprise single-chip microcomputer and peripheral circuit thereof, described peripheral circuit comprises storage circuit, keyboard input circuit and sensor interface circuitry, storage circuit, keyboard input circuit and sensor interface circuitry all are connected with single-chip microcomputer, described single-chip microcomputer is connected with humiture testing circuit and power circuit, the corresponding input that is connected in single-chip microcomputer of the input end of described humiture testing circuit and output terminal, output port, described monolithic processor resetting end also is connected with watchdog circuit, and described watchdog circuit can adopt the MAX813L chip to realize.Described single-chip microcomputer can adopt the STC89C51 single-chip microcomputer to realize, described single-chip microcomputer also is connected with buzzer circuit.Humiture testing circuit in the present embodiment 1, power circuit, storage circuit, keyboard input circuit and sensor interface circuitry all can adopt existing chip or integrated circuit or existing components and parts to finish.
Figure 2 shows that single-chip microcomputer and peripheral circuit thereof, described single-chip microcomputer is the STC89C51 single-chip microcomputer; It is main circuit that described storage circuit adopts the 24C02 device, and wherein SCL interface and SDA interface are connected to 11 pins and 10 pins of single-chip microcomputer; The set k of keyboard input circuit, up k, dw k, ok k port are connected to 37 pins, 36 pins, 35 pins, 34 pins of single-chip microcomputer; In sensor interface circuitry, the SHT C of CON4 socket and SHT D interface are connected to single-chip microcomputer 12 pins and 13 pins; The circuit that is connected in single-chip microcomputer 14 pins, 15 pins and 4 pins is the reset circuit of single-chip microcomputer.
Shown in Fig. 3 (a), it is main circuit that watchdog circuit adopts MAX813L, and the rest pin of MAX813L chip, PFO pin and WDT pin are connected to 4 pins, 8 pins and 25 pins of single-chip microcomputer; Shown in Fig. 3 (b), buzzer circuit comprises diode, hummer and triode, and transistor base is connected with resistance, and this resistance is connected in 22 pins of single-chip microcomputer.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. temperature and humidity controller that is used for standardization intelligent and safe Tools treasury, comprise single-chip microcomputer and peripheral circuit thereof, described peripheral circuit comprises storage circuit, keyboard input circuit and sensor interface circuitry, it is characterized in that, described single-chip microcomputer also is connected with humiture testing circuit and power circuit, and described monolithic processor resetting end also is connected with watchdog circuit.
2. the temperature and humidity controller for standardization intelligent and safe Tools treasury according to claim 1 is characterized in that, corresponding input, the output port that is connected in described single-chip microcomputer of the input end of described humiture testing circuit and output terminal.
3. the temperature and humidity controller for standardization intelligent and safe Tools treasury according to claim 1 is characterized in that, described single-chip microcomputer is the STC89C51 single-chip microcomputer, and it is main circuit that described watchdog circuit adopts the MAX813L chip.
4. the described temperature and humidity controller for standardization intelligent and safe Tools treasury of any one in 3 according to claim 1 is characterized in that described single-chip microcomputer also is connected with buzzer circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220309733 CN202649855U (en) | 2012-06-28 | 2012-06-28 | Humiture controller for standardization intelligent safe tool device storehouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220309733 CN202649855U (en) | 2012-06-28 | 2012-06-28 | Humiture controller for standardization intelligent safe tool device storehouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202649855U true CN202649855U (en) | 2013-01-02 |
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ID=47418939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220309733 Expired - Fee Related CN202649855U (en) | 2012-06-28 | 2012-06-28 | Humiture controller for standardization intelligent safe tool device storehouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202649855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106406393A (en) * | 2015-07-29 | 2017-02-15 | 河南省银河通信电器设备有限公司 | Large-power storehouse humidity controller |
-
2012
- 2012-06-28 CN CN 201220309733 patent/CN202649855U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106406393A (en) * | 2015-07-29 | 2017-02-15 | 河南省银河通信电器设备有限公司 | Large-power storehouse humidity controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20180628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |