CN202101767U - Water temperature warning device used for aquarium - Google Patents
Water temperature warning device used for aquarium Download PDFInfo
- Publication number
- CN202101767U CN202101767U CN2011201926786U CN201120192678U CN202101767U CN 202101767 U CN202101767 U CN 202101767U CN 2011201926786 U CN2011201926786 U CN 2011201926786U CN 201120192678 U CN201120192678 U CN 201120192678U CN 202101767 U CN202101767 U CN 202101767U
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- temperature
- water temperature
- chip microcomputer
- aquarium
- circuit
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Abstract
The utility model discloses a water temperature warning device used for an aquarium. The water temperature warning device comprises a single chip microprocessor and a circuit, wherein the circuit is composed of a temperature detecting device, a temperature control device, warning equipment and a heating device, which are respectively connected with the single chip microprocessor. The users can set a stationary temperature and a warning temperature by themselves. The water temperature warning device can keep the water temperature of the aquarium within the set temperature range and give the warning when the water temperature is abnormal.
Description
Technical field
The utility model relates to the family expenses aquarium fish and raises the field, is specifically
OnePlant and be used for the aquarium water temperature alarm device.
Background technology
In some tropical fish fans; Need use winter the fish jar heating rod that water temperature is maintained between 20 ℃～25 ℃, but since at present on the market fish jar heating rod do not have constant temperature function or constant temperature measures more coarse simple and crude, job insecurity even malfunctioning; Cause the aquarium water temperature low excessively; Perhaps heat excessively, water temperature is too high, finally causes the tropical fish unexpected death.Be on the other hand, the raiser can not go constantly to pay close attention to the aquarium water temperature, and he has own thing to do.After water temperature takes place unusually, there is not warning device to remind the raiser to handle problems, cause tropical fish dead at last, cause raiser's emotion even economic loss.
Summary of the invention
The purpose of the utility model is to overcome the deficiency of above-mentioned prior art, provides
OneKind is used for the aquarium water temperature alarm device, is the high stability firing equipment of control core with the single-chip microcomputer, has the function of temperature demonstration, water temperature abnormal alarm, User Defined water temperature range.
The technical solution of the utility model is following:
The circuit that temperature-detecting device, temperature control equipment, warning device and heating arrangement constituted that a kind of aquarium water temperature alarm device that is used for, its characteristics are to comprise single-chip microcomputer, are connected respectively with this single-chip microcomputer.
Described temperature-detecting device is that the digital temperature sensor by externally fed constitutes.
Described heating arrangement comprises the circuit that relay and fish jar heating rod constitute.
Described temperature control equipment comprises two eight sections charactrons and three circuit that manual button constitutes.
Described warning panalarm is loudspeaker.
Compared with prior art, the technique effect of the utility model is that the user can oneself define steady temperature and alarm temperature.Guaranteeing that the aquarium water temperature is constant in the temperature range that the user wants, and when temperature anomaly, can initiatively give the alarm.Under this double insurance, reduced tropical fish largely because the water temperature problem causes death, the user can do other things relievedly, need not specially go to pay close attention to the aquarium water temperature.
Description of drawings
Fig. 1 is that the utility model is used for aquarium water temperature alarm device element catenation principle figure.
Fig. 2 is the process flow diagram that the utility model is used for aquarium water temperature alarm device SCM program.
Fig. 3 is that the utility model is used for aquarium water temperature alarm device eight segment encode field location figure.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described further, but should limit the protection domain of the utility model with this.
Please consult Fig. 1 earlier, Fig. 1 is that the utility model is used for aquarium water temperature alarm device element catenation principle figure.As shown in the figure, a kind of aquarium water temperature alarm device that is used for, the circuit that its characteristics are to comprise single-chip microcomputer 1, are constituted with temperature-detecting device 2, temperature control equipment, warning device 3 and heating arrangement that this single-chip microcomputer 1 is connected respectively.It is the control chip of total system that present embodiment is selected the 89S52 single-chip microcomputer for use, is used to control the work of each parts, and deal with data.Carry the In-System Programmable Flash of 8K byte in the chip, be used to deposit program and storing temperature data (default data: 25 ℃ of upper limit alarm temperature, 15 ℃ of lower limit alarm temperatures, the heating upper limit stop 20 ℃ of temperature), the temperature data user can change.Described temperature-detecting device 2 is that the digital temperature sensor by externally fed constitutes.Select the DS-18B20 digital temperature sensor in the present embodiment for use.Measurement result is returned single-chip microcomputer with 9 ~ 12 bit digital quantity mode serial transfers and is handled.Temperature-measuring range-55 ℃～+ 125 ℃, 0.5 ℃ of intrinsic thermometric resolution.Working power: 3 ~ 5V/DC.
Temperature-detecting device 2 has been used for surveying the temperature of water, adopts the encapsulation of double shield water proof type stainless steel, is fit to immerse measuring water temperature in the water.When system started working, temperature-detecting device whenever sent to single-chip microcomputer at a distance from 30 seconds with the water temperature data.Single-chip microcomputer is through judging the water temperature data, and temperature exceeds pre-set scope, will start heating rod or warning.
Described heating arrangement comprises the circuit that relay 5 and fish jar heating rod 4 constitute.Open or turn-off fish jar heating rod 4 according to the instruction of single-chip microcomputer 1.
Described temperature control equipment comprises two eight sections charactrons 6 and three circuit that manual button constitutes.Eight sections charactrons 6 use the common cathode charactron, can show the fish jar temperature.The user can self-defining temperature range.After the start, the content that the charactron flashing indicator light will be imported, the single-chip microcomputer record data are stored in inner Flash, after data all write down completion, get into mode of operation.Charactron shows current water temperature.Described warning panalarm is loudspeaker.
Temperature-detecting device adopts the externally fed mode, and both positive and negative polarity (VDD, GND) connects the 5V direct current.Connection connects single-chip microcomputer P0.6 port (see figure 1).Because temperature variation is a process slowly, 30 seconds temperature-detecting devices of program setting and microcontroller communication are once passed temperature data back.If single-chip microcomputer can't carry out effective communication with temperature-detecting device in two minutes, then loudspeaker give the alarm.
Loudspeaker are connected to ground through a triode.Transistor base is connected with single-chip microcomputer P2.4 pin through a current-limiting resistance.When single-chip microcomputer P2.4 pin output high level, triode conducting, sound horn.Otherwise, the P2.4 output low level, loudspeaker cut out.
After single-chip microcomputer was started working, temperature-detecting device whenever sent to single-chip microcomputer at a distance from 30 seconds with the water temperature data.The program of single-chip microcomputer operation can be through judging the water temperature data: if temperature less than 15 ℃, temperature is too low, open heating rod simultaneously loudspeaker report to the police.15 ℃～20 ℃, temperature is low excessively, opens heating rod, and loudspeaker cut out.Normal temperature between 20 ℃～25 ℃, the heating rod loudspeaker all cut out.Greater than 25 ℃, heating rod is closed, loudspeaker are reported to the police.
Table 1: duty
Heating arrangement comprises the circuit that relay and fish jar heating rod are formed.The fish jar heating rod uses civil power, and (220V 50Hz), utilizes relay control fish jar heating rod whether to switch on.The relay output loop into fish jar heating rod of connecting is as the switch of fish jar heating rod.Input circuit one termination VDD (5V), the other end connects single-chip microcomputer P2.0 pin, if P2.0 pin output low level, input circuit just has electric current to produce, the switch of the magnetic field adhesive output loop that electric current produces.The fish jar heating rod connects civil power, begins heating.Otherwise P2.0 exports high level, and input circuit no current, the output loop cut-off switch that resets, fish jar heating rod stop heating.
Temperature control equipment comprises three manual buttons (S1, S2, S3), two eight sections circuit that charactron and single-chip microcomputer made up.
First function that temperature control equipment is realized is to utilize eight sections charactrons to show water temperature.Cloudy charactron is received public pole COM on the ground wire GND when using altogether, and when the anode of a certain field light emitting diode was high level, respective field was just lighted.When the anode of a certain field was low level, respective field did not just work.P1.0～P1.7 that eight field a, b, c, d, e, f, g, dp are connected on single-chip microcomputer respectively is last.
A, b, c, d, e, f, g, each field location of dp are as shown in Figure 3.If display digit 1, as long as make b, these 2 fields of c bright, in other words be exactly single-chip microcomputer P1.1 and P1.2 output high level, light b and c.This moment, the output of single-chip microcomputer P1 port 00000110.00000110 is exactly the font sign indicating number of numeral 1, in like manner can get other digital font sign indicating numbers.
When showing a plurality of charactron, adopt dynamic display driver.Dynamic driving is that the end of the same name with 8 fields " a, b, c, d, e, f, g, dp " of all charactrons connects together; The public pole COM that is each charactron in addition increases the position gate control circuit; The position gating is held with the COM that two triodes connect charactron like Fig. 3 by I/O line traffic control independently separately.The break-make of triode is by P3.2, the P3.4 control of single-chip microcomputer.When single-chip microcomputer output word font code; All charactrons all receive identical graphemic code; But be that charactron can demonstrate font actually, depend on the control of single-chip microcomputer contraposition gating COM terminal circuit, so, opens the gating of the charactron that we will show as long as controlling; This position just demonstrates font, does not have the charactron of gating just can not be bright.Such as the font sign indicating number of P1 port output 1.If P3.2 output this moment high level, i.e. the charactron gating on the left side.The charactron on the left side shows 1 so, not the showing of the right.Through each charactron of time sharing wheel current control COM end, just make each charactron take turns controlled demonstration, dynamic driving that Here it is.In procedure for displaying in turn, the time of lighting of bits per inch sign indicating number pipe is 1～2ms, because people's the persistence of vision phenomenon and the afterglow effect of light emitting diode; Although in fact every charactron is not to light simultaneously, as long as the speed of scanning is enough fast, giving people's impression is exactly one group of stable video data; Do not have flickering; The effect that dynamically shows is the same with static the demonstration, can save a large amount of I/O ports, and power consumption is lower.
When single-chip microcomputer was worked, inner program became the font sign indicating number with the water temperature data-switching, with the method demonstration of dynamic display driver.
Second function that temperature control equipment is realized is that the user can import self-defined constant temperature scope through button.Button connects like Fig. 1, and button connects single-chip microcomputer P0.0, P0.1, three pins of P0.2.Button is initially releasing orientation, and the single-chip processor i/o port obtains high level through pull-up resistor.The I/O port directly links to each other with ground when button is pressed, so the low level of obtaining.Unclamping automatically resets behind the button is high level.Single-chip microcomputer judges that through the high level point that reads P0.0, P0.1, three pins of P0.2 which button presses.These three buttons are represented respectively: temperature "+", temperature "-" and " affirmation "
During the single-chip microcomputer start, can let the user select to use internal default water temperature data still is User Defined water temperature data.
(1) if use default data, after the affirmation, the program in the single-chip microcomputer starts immediately, and eight sections charactrons show current water temperature.
(2) if select the User Defined data, charactron begins flicker and gets into data entry mode.Need three temperature datas altogether: upper limit alarm temperature (giving tacit consent to 25 ℃), lower limit alarm temperature (giving tacit consent to 15 ℃), the heating upper limit stops temperature (giving tacit consent to 20 ℃).Program start after the use button is all imported and accomplished, eight sections charactrons show current water temperature.The data of all inputs all can be kept among the inner Flash of single-chip microcomputer, can not lose during outage.
The results showed that the utility model is used for the aquarium water temperature alarm device and is guaranteeing the constant temperature range of wanting the user of aquarium water temperature, and when temperature anomaly, can initiatively give the alarm, and simple in structure, easy to use.
Claims (5)
1. one kind is used for the aquarium water temperature alarm device, the circuit that it is characterized in that comprising single-chip microcomputer (1), constituted with temperature-detecting device (2), temperature control equipment, panalarm (3) and heating arrangement that this single-chip microcomputer is connected respectively.
2. the aquarium water temperature alarm device that is used for according to claim 1 is characterized in that described temperature-detecting device (2) is that digital temperature sensor by externally fed constitutes.
3. the aquarium water temperature alarm device that is used for according to claim 1 is characterized in that described heating arrangement comprises the circuit that relay (5) and fish jar heating rod (4) constitute.
4. the aquarium water temperature alarm device that is used for according to claim 1 is characterized in that described temperature control equipment comprises two eight sections charactrons (6) and three circuit that manual button constitutes.
5. the aquarium water temperature alarm device that is used for according to claim 1 is characterized in that described panalarm is loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201926786U CN202101767U (en) | 2011-06-09 | 2011-06-09 | Water temperature warning device used for aquarium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201926786U CN202101767U (en) | 2011-06-09 | 2011-06-09 | Water temperature warning device used for aquarium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202101767U true CN202101767U (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201926786U Expired - Fee Related CN202101767U (en) | 2011-06-09 | 2011-06-09 | Water temperature warning device used for aquarium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202101767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386653A (en) * | 2016-11-14 | 2017-02-15 | 苏心喜 | Aquarium heating device and system and intelligent terminal |
-
2011
- 2011-06-09 CN CN2011201926786U patent/CN202101767U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386653A (en) * | 2016-11-14 | 2017-02-15 | 苏心喜 | Aquarium heating device and system and intelligent terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20120609 |