CN208459817U - A kind of controller - Google Patents
A kind of controller Download PDFInfo
- Publication number
- CN208459817U CN208459817U CN201821032387.9U CN201821032387U CN208459817U CN 208459817 U CN208459817 U CN 208459817U CN 201821032387 U CN201821032387 U CN 201821032387U CN 208459817 U CN208459817 U CN 208459817U
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- Prior art keywords
- circuit
- controller
- shell
- relay
- single chip
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Abstract
The utility model discloses a kind of controllers, the control circuit for including: shell and being set in the housing, control circuit includes AVR single chip and the functional circuit that connect with AVR single chip, the top surface of shell is equipped with display screen, key group and the indicator lamp groups connecting with AVR single chip, and the two sides of shell are respectively provided with the interface group in access control circuit.The controller of the utility model is easy to use, at low cost and multiple functional.
Description
Technical field
The utility model relates to controller technology fields, in particular to a kind of to be suitable for controlling and adjusting sewage disposal system
Controller.
Background technique
Controller is the core component of smart machine, and smart machine controls the operation shape of each component in it by controller
State.The functional circuit that master chip is equipped with inside existing controller and is connect with master chip, when use, need to connect exterior display screen
Come the case where showing current device operation, it is also necessary to external input device is connected to adjust the control parameter of master chip, using rising
Come very inconvenient.In addition, the function of existing controller is fewer, the control management of complicated smart machine is not adapted to.
Therefore, how to design one kind controller easy to use, at low cost and multiple functional is industry skill urgently to be resolved
Art problem.
Utility model content
In order to solve drawbacks described above existing in the prior art, the utility model proposes a kind of controllers.
The technical solution adopted in the utility model is to design a kind of controller, comprising: shell and the control being set in the housing
Circuit, control circuit include AVR single chip and the functional circuit that connect with AVR single chip, and the top surface of shell is equipped with mono- with AVR
Display screen, key group and the indicator lamp groups of piece machine connection, the two sides of shell are respectively provided with the interface group in access control circuit.
Wherein, the interface group of shell side is equipped with several signal transmission interfaces, if the interface group of the shell other side is equipped with
The power output interface of dry connection external equipment.
Functional circuit includes: time circuit, detection circuit, communicating circuit and control relay circuit.Time circuit includes:
Clock holding circuit and crystal oscillating circuit.
Above-mentioned detection circuit includes: temperature collection circuit and current collection circuit.
Above-mentioned communicating circuit includes: 485 communicating circuits and GPRS communicating circuit.
Above-mentioned control relay circuit include: relay drive circuit and several connect with relay drive circuit after
Electric appliance output circuit.
Compared with prior art, controller has independent display screen, key group and indicator lamp groups in the utility model, if
Standby operating condition can directly be fed back by display screen and indicator lamp groups, can also be joined by the control of key group adjusting controller
Number, the two sides of controller are equipped with the interface group connected to the control circuit, and external equipment is connected on the controller by interface group, made
With simple and easy to connect.In addition, comprising time circuit, detection circuit, communicating circuit and relay circuit etc. in functional circuit,
It is able to achieve the intelligent management of the complication systems such as sewage disposal system.
Detailed description of the invention
The utility model is described in detail below with reference to embodiment and attached drawing, in which:
Fig. 1 is the schematic top plan view of controller in the utility model；
Fig. 2 is AVR single chip circuit diagram in the utility model；
Fig. 3 is key group circuit diagram in the utility model；
Fig. 4 is indicator lamp groups circuit diagram in the utility model；
Fig. 5 is clock holding circuit schematic diagram in the utility model；
Fig. 6 is crystal oscillating circuit schematic diagram in the utility model；
Fig. 7 is temperature collection circuit schematic diagram in the utility model；
Fig. 8 is 485 communicating circuit schematic diagram in the utility model；
Fig. 9 is GPRS communicating circuit schematic diagram in the utility model；
Figure 10 is relay drive circuit schematic diagram in the utility model；
Figure 11 is outputting circuit for relay schematic diagram in the utility model；
Figure 12 is current rectifying and wave filtering circuit schematic diagram in the utility model；
Figure 13 is reduction voltage circuit schematic diagram in the utility model；
Figure 14 is the work connection schematic diagram of controller in the utility model.
Specific embodiment
As shown in Figures 1 to 4, the utility model proposes controller, comprising: shell 1 and in shell 1 control electricity
Road, control circuit include AVR single chip and functional circuit, and functional circuit is connect with AVR single chip, and the top surface of shell 1 is equipped with
Display screen 2, key group 3 and indicator lamp groups 4, display screen 2, key group 3 and indicator lamp groups 4 are both connected in AVR single chip, shell
1 two sides are respectively provided with the interface group in access control circuit.
As shown in Fig. 5 to 13, functional circuit includes: time circuit, detection circuit, communicating circuit and control relay circuit
Deng, wherein time circuit includes: clock holding circuit and crystal oscillating circuit, and detection circuit includes: that temperature collection circuit and electric current are adopted
Collector, communicating circuit include: 485 communicating circuits and GPRS communicating circuit, and control relay circuit includes: relay driving electricity
Road and several outputting circuit for relay being connect with relay drive circuit.Be additionally provided in control circuit current rectifying and wave filtering circuit and
Reduction voltage circuit converts alternating current to 24V direct current by current rectifying and wave filtering circuit, which supplies electricity to outputting circuit for relay
In relay coil power supply, by reduction voltage circuit drop 24V alternating current be reduced to 5V direct current, which supplies electricity to AVR single chip
Power supply.
As shown in figure 14, AVR single chip is connect by 485 communicating circuits with external water quality sensor, logical by GPRS
Interrogate circuit and cloud platform and carry out data interaction, by cloud platform realize data monitoring, fault alarm push (support short message, mail,
APP, Web), remote equipment manipulation and operating parameter modification etc. functions.AVR single chip passes through current collection circuit and temperature acquisition
Circuit ensures the operational safety of sewage disposal system, disconnects relay with regard to automatic alarm when the current value of acquisition is more than predetermined current
Device output, and cloud platform will be sent in alarm signal, equally it also will disconnect alarm when the temperature value of acquisition is more than preset temperature.
Water pump, air pump are connected on outputting circuit for relay, and AVR single chip controls water pump, air pump respectively according to each by time circuit
It is opened and closed from setting time, and receives the detection signal of liquid level sensor, water pump can just be opened when liquid level is more than preset value
It opens, otherwise cannot work.
As shown in Figure 1, the interface group of 1 side of shell is equipped with several signal transmission interfaces 5, the interface of 1 other side of shell
Group is equipped with the power output interface 6 of several connection external equipments, signal transmission interface 5 and power output interface 6 respectively with function
The port of energy circuit or AVR single chip is corresponding, and water quality sensor, liquid level sensor etc. are connected to AVR by signal transmission interface 5
On single-chip microcontroller, water pump, air pump etc. are connected on outputting circuit for relay by power output interface 6.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of controller, comprising: shell and the control circuit being disposed in the housing, which is characterized in that the control circuit
Including AVR single chip and the functional circuit connecting with the AVR single chip, the top surface of the shell is equipped with mono- with the AVR
Display screen, key group and the indicator lamp groups of piece machine connection, the two sides of the shell are equipped with connecing in the access control circuit
Mouth group.
2. controller as described in claim 1, which is characterized in that the interface group of the shell side is passed equipped with several signals
Defeated interface, the interface group of the shell other side are equipped with the power output interface of several connection external equipments.
3. controller as described in claim 1, which is characterized in that the functional circuit include: time circuit, detection circuit,
Communicating circuit and control relay circuit.
4. controller as claimed in claim 3, which is characterized in that the time circuit includes: clock holding circuit and crystal oscillator
Circuit.
5. controller as claimed in claim 3, which is characterized in that the detection circuit includes: temperature collection circuit and electric current
Acquisition Circuit.
6. controller as claimed in claim 3, which is characterized in that the communicating circuit includes: 485 communicating circuits and GPRS logical
Interrogate circuit.
7. controller as claimed in claim 3, which is characterized in that the control relay circuit includes: relay driving electricity
Road and several outputting circuit for relay being connect with the relay drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821032387.9U CN208459817U (en) | 2018-07-02 | 2018-07-02 | A kind of controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821032387.9U CN208459817U (en) | 2018-07-02 | 2018-07-02 | A kind of controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208459817U true CN208459817U (en) | 2019-02-01 |
Family
ID=65168813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821032387.9U Active CN208459817U (en) | 2018-07-02 | 2018-07-02 | A kind of controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208459817U (en) |
-
2018
- 2018-07-02 CN CN201821032387.9U patent/CN208459817U/en active Active
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