CN203643033U - Multichannel intelligent voice temperature measuring device - Google Patents
Multichannel intelligent voice temperature measuring device Download PDFInfo
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- CN203643033U CN203643033U CN201320695018.9U CN201320695018U CN203643033U CN 203643033 U CN203643033 U CN 203643033U CN 201320695018 U CN201320695018 U CN 201320695018U CN 203643033 U CN203643033 U CN 203643033U
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Abstract
The utility model discloses a multichannel intelligent voice temperature measuring device, and relates to the technical field of temperature measurement. The device can improve measuring speed and measuring accuracy, and can measure a plurality of temperatures at the same time. The multichannel intelligent voice temperature measuring device comprises a central processor, and a power circuit, a voice input circuit, a voice output circuit, a liquid crystal display circuit, and a selecting-one-from-multiple analog switch which are respectively connected with the central processor. A connection circuit of the selecting-one-from-multiple analog switch and a central control processor is connected with a matrix keyboard. The selecting-one-from-multiple analog switch is also connected with a multichannel temperature sensor. The device is suitable to be used in places measuring temperature.
Description
Technical field
The utility model relates to field of measuring technique, relates in particular to a kind of temperature measuring equipment.
Background technology
In numerous calorifics laboratories, the measurement of temperature is an indispensable process, thereby make thermometer become the necessary article in experiment, but the thermometer using in experimentation, be all the glass-stem thermometer of alcohol formula, require sight line parallel with the concave meniscus of thermometer when reading, the scale above thermometer is also smaller, this makes user's bad grasp in the time of reading, and the temperature error reading is larger.Need to measure in the experiment of multiple temperature at some simultaneously, use existing thermometer to seem and more bother.
Summary of the invention
The utility model provides a kind of multi-channel intelligent voice temperature measuring equipment, and measuring speed is very fast, and measuring accuracy is higher, and can measure multiple temperature simultaneously.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of multi-channel intelligent voice temperature measuring equipment, comprising: central processing unit, and the power circuit being connected respectively with described central processing unit, speech iput circuit, voice output circuit, liquid crystal display circuit and multiselect one analog switch; In the connecting circuit of described multiselect one analog switch and described central control processor, be connected with matrix keyboard; Described multiselect one analog switch is also connected with multichannel temperature sensor.
Wherein, described power circuit comprises: polymer battery, be connected with described polymer battery for carrying out the voltage stabilizing chip LM7805 of one-level 5V voltage stabilizing, be connected with the output terminal of described voltage stabilizing chip LM7805 for carrying out the voltage stabilizing chip SPY0029 of secondary 3.3V voltage stabilizing;
Described speech iput circuit comprises: microphone, is connected with filtering circuit with described microphone; Described filtering circuit, to carrying out filtering through the voice of described microphone input, is sent differential signal into described central processing unit, through the analog to digital conversion of described central processing unit inside, finally stores with digital signal form.
Described voice output circuit comprises: loudspeaker is connected with audio amplifier circuit between described loudspeaker and described central processing unit; The audio digital signals of the inner output of central processing unit becomes simulating signal through inner digital-to-analog conversion, delivers to audio amplifier circuit and amplifies, and plays back by loudspeaker.
Preferably, described multi-channel intelligent voice temperature measuring equipment, also comprises measurement pattern selected cell, for measurement pattern is selected.
Preferably, described measurement pattern selected cell is described matrix keyboard.
Preferably, described hyperchannel is 16 passages; Described multiselect one analog switch is 16 to select an analog switch; Described matrix keyboard is 4 × 4 matrix keyboards.
Preferably, described central processing unit is that model is 16 single-chip microcomputers of Ling Yang of SPCE061A; Described temperature sensor is that model is the temperature sensor of DS18B20; Described liquid crystal display circuit comprises that model is the Liquid Crystal Module of LCD1602.
Further, described multi-channel intelligent voice temperature measuring equipment, also comprises the parallel port being connected with the described central processing unit circuit that downloads.
Preferably, the signal wire length between described temperature sensor and described central processing unit is less than 50 meters.
A kind of multi-channel intelligent voice temperature measuring equipment that the utility model provides, adopts central processing unit to carry out the processing of data, utilizes temperature sensor collecting temperature, has both improved data processing speed, has greatly improved again the precision of measuring; Select multiselect one analog switch to realize the expansion of measuring junction, met the demand of simultaneously measuring multiple temperature; Measurement result by liquid crystal display out, also can convey to user by the form of voice broadcast, makes to measure more intelligent.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the frame structure schematic diagram of the utility model multi-channel intelligent voice temperature measuring equipment embodiment;
Fig. 2 is power circuit schematic diagram in the utility model multi-channel intelligent voice temperature measuring equipment one embodiment;
Fig. 3 is speech iput circuit schematic diagram in the utility model multi-channel intelligent voice temperature measuring equipment one embodiment;
Fig. 4 is voice output circuit diagram in the utility model multi-channel intelligent voice temperature measuring equipment one embodiment;
Fig. 5 is the control flow schematic diagram of central processing unit in the utility model multi-channel intelligent voice temperature measuring equipment one embodiment.
Embodiment
Below in conjunction with accompanying drawing, a kind of multi-channel intelligent voice of the utility model embodiment temperature measuring equipment is described in detail.
Should be clear and definite, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Fig. 1, a kind of multi-channel intelligent voice of the utility model embodiment temperature measuring equipment comprises: central processing unit 1, and the power circuit 2 being connected respectively with described central processing unit 1, speech iput circuit 3, voice output circuit 4, liquid crystal display circuit 5 and multiselect one analog switch 6; In the connecting circuit of described multiselect one analog switch 6 and described central control processor 1, be connected with matrix keyboard 7; Described multiselect one analog switch 6 is also connected with multichannel temperature sensor 8.
The multi-channel intelligent voice temperature measuring equipment that the utility model embodiment provides, adopts central processing unit to carry out the processing of data, utilizes temperature sensor collecting temperature, has both improved data processing speed, has greatly improved again the precision of measuring; Select multiselect one analog switch to realize the expansion of measuring junction, met the demand of simultaneously measuring multiple temperature; Measurement result by liquid crystal display out, also can convey to user by the form of voice broadcast, makes to measure more intelligent.
Shown in Fig. 2, in aforementioned multi-channel intelligent voice temperature measuring equipment embodiment, described power circuit 2 comprises: polymer battery, be connected with described polymer battery for carrying out the voltage stabilizing chip LM7805 of one-level 5V voltage stabilizing, be connected with the output terminal of described voltage stabilizing chip LM7805 for carrying out the voltage stabilizing chip SPY0029 of secondary 3.3V voltage stabilizing.
Described polymer battery can adopt large-capacity polymer battery, and two large-capacity polymer battery stacks can obtain 7.4V left and right voltage.The power supply that carries out one-level 5V voltage stabilizing through voltage stabilizing chip LM7805 can be used for liquid crystal display circuit, temperature sensor and multiselect one analog switch to power.The power supply that carries out secondary 3.3V voltage stabilizing through voltage stabilizing chip SPY0029 can be used for central processing unit to power.
Shown in Fig. 3, in aforementioned multi-channel intelligent voice temperature measuring equipment embodiment, described speech iput circuit 3 comprises: microphone, is connected with filtering circuit with described microphone; Described filtering circuit, to carrying out filtering through the voice of described microphone input, is sent differential signal into described central processing unit 1, through the analog to digital conversion of described central processing unit inside, finally stores with digital signal form.
Shown in Fig. 4, in aforementioned multi-channel intelligent voice temperature measuring equipment embodiment, described voice output circuit 4 comprises: loudspeaker 9 is connected with audio amplifier circuit 10 between described loudspeaker 9 and described central processing unit 1; The audio digital signals of central processing unit 1 inner output becomes simulating signal through inner digital-to-analog conversion, delivers to audio amplifier circuit 10 and amplifies, and plays back by loudspeaker.In audio amplifier circuit 10, adopting model is that the power amplifier chips of SPY0030A carries out audio frequency amplification.
In aforementioned multi-channel intelligent voice temperature measuring equipment embodiment, preferably, described multi-channel intelligent voice temperature measuring equipment, also comprise measurement pattern selected cell, for measurement pattern is selected, as selected a point survey pattern, all surveying pattern, monitoring mode or voice control model, can meet the user demand under different situations; To meet the user demand under different situations.Refer to the below explanation of relative section about the introduction of measurement pattern.
In order to reduce system cost, simplied system structure, preferably, described measurement pattern selected cell is described matrix keyboard 7.Input predefined numeral by described matrix keyboard, can enter the measurement pattern corresponding with this predefined numeral.
In aforementioned multi-channel intelligent voice temperature measuring equipment one embodiment, described hyperchannel is 16 passages; Described multiselect one analog switch is 16 to select an analog switch; Described matrix keyboard is 4 × 4 matrix keyboards; Described central processing unit is that model is 16 single-chip microcomputers of Ling Yang of SPCE061A; Described temperature sensor is that model is the temperature sensor of DS18B20; Described liquid crystal display circuit comprises that model is the Liquid Crystal Module of LCD1602.
Shown in Fig. 1, in aforementioned multi-channel intelligent voice temperature measuring equipment one embodiment, also comprise the parallel port being connected with described central processing unit 1 circuit 11 that downloads.
In aforementioned multi-channel intelligent voice temperature measuring equipment one embodiment, preferably, the signal wire length between described temperature sensor and described central processing unit is less than 50 meters.This 16 passage intelligent sound temperature measuring equipment measuring accuracy is relevant with the length of transmission signal line, and signal wire length can not have any impact to transmission data in 50 meters, when signal wire length exceedes 50 meters, can affect to transmitted data.
In aforementioned multi-channel intelligent voice temperature measuring equipment one embodiment, software control part adopts C Programming with Pascal Language, and its main program flow chart as shown in Figure 5.
Below the using method of the utility model multi-channel intelligent voice temperature measuring equipment one embodiment is described below:
After opening power, show start-up picture, play " hello; welcome to use ", then point out State selective measurements pattern, 4 kinds of measurement patterns are respectively: point survey pattern, all survey pattern, monitoring mode, voice control model, input corresponding numeral by keyboard, can enter corresponding modes.Divide under survey pattern, 16 temperature sensors, thermometric simultaneously, user, as expected the temperature of certain sensor, only need press corresponding button, just liquid crystal can show its temperature, and carries out voice broadcast; Under all survey patterns, 16 temperature sensors are used as a use, collect 16 road temperature and are averaging in inside, and measured value is more accurate; Under monitoring mode, the upper temperature limit that manually input is set, if certain sensor temperature transfinites, carries out voice alarm; Under voice control model, collect 16 road temperature values, user, without stirring button, only need say corresponding passage (as " passage 1 "), just thermometer demonstrates its corresponding temperature on liquid crystal, and automatically carries out voice broadcast.In 5 minutes, without any operation, automatically enter sleep pattern, wake up as wanted, only need press and wake key up.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, can carry out the hardware that instruction is relevant by computer program to complete, described program can be stored in a computer read/write memory medium, this program, in the time carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (8)
1. a multi-channel intelligent voice temperature measuring equipment, is characterized in that, comprising: central processing unit, and the power circuit being connected respectively with described central processing unit, speech iput circuit, voice output circuit, liquid crystal display circuit and multiselect one analog switch; In the connecting circuit of described multiselect one analog switch and described central control processor, be connected with matrix keyboard;
Described multiselect one analog switch is also connected with multichannel temperature sensor.
2. multi-channel intelligent voice temperature measuring equipment according to claim 1, it is characterized in that, described power circuit comprises: polymer battery, be connected with described polymer battery for carrying out the voltage stabilizing chip LM7805 of one-level 5V voltage stabilizing, be connected with the output terminal of described voltage stabilizing chip LM7805 for carrying out the voltage stabilizing chip SPY0029 of secondary 3.3V voltage stabilizing;
Described speech iput circuit comprises: microphone, is connected with filtering circuit with described microphone; Described filtering circuit, to carrying out filtering through the voice of described microphone input, is sent differential signal into described central processing unit, through the analog to digital conversion of described central processing unit inside, finally stores with digital signal form;
Described voice output circuit comprises: loudspeaker is connected with audio amplifier circuit between described loudspeaker and described central processing unit; The audio digital signals of the inner output of central processing unit becomes simulating signal through inner digital-to-analog conversion, delivers to audio amplifier circuit and amplifies, and plays back by loudspeaker.
3. multi-channel intelligent voice temperature measuring equipment according to claim 2, is characterized in that, also comprises measurement pattern selected cell, for measurement pattern is selected.
4. multi-channel intelligent voice temperature measuring equipment according to claim 3, is characterized in that, described measurement pattern selected cell is described matrix keyboard.
5. multi-channel intelligent voice temperature measuring equipment according to claim 2, is characterized in that, described hyperchannel is 16 passages; Described multiselect one analog switch is 16 to select an analog switch; Described matrix keyboard is 4 × 4 matrix keyboards.
6. multi-channel intelligent voice temperature measuring equipment according to claim 2, is characterized in that, described central processing unit is that model is 16 single-chip microcomputers of Ling Yang of SPCE061A; Described temperature sensor is that model is the temperature sensor of DS18B20; Described liquid crystal display circuit comprises that model is the Liquid Crystal Module of LCD1602.
7. multi-channel intelligent voice temperature measuring equipment according to claim 2, is characterized in that, also comprises the parallel port being connected with the described central processing unit circuit that downloads.
8. according to the multi-channel intelligent voice temperature measuring equipment described in claim 1 or 7, it is characterized in that, the signal wire length between described temperature sensor and described central processing unit is less than 50 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320695018.9U CN203643033U (en) | 2013-11-06 | 2013-11-06 | Multichannel intelligent voice temperature measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320695018.9U CN203643033U (en) | 2013-11-06 | 2013-11-06 | Multichannel intelligent voice temperature measuring device |
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| CN203643033U true CN203643033U (en) | 2014-06-11 |
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| CN201320695018.9U Expired - Fee Related CN203643033U (en) | 2013-11-06 | 2013-11-06 | Multichannel intelligent voice temperature measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103911A (en) * | 2017-04-11 | 2017-08-29 | 浙江大学 | Voice signals enhancement system based on rectangular microphone array |
| CN110146297A (en) * | 2019-04-30 | 2019-08-20 | 中国航发南方工业有限公司 | Sensor power supply and data acquisition circuit, gas turbo-generator set |
-
2013
- 2013-11-06 CN CN201320695018.9U patent/CN203643033U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103911A (en) * | 2017-04-11 | 2017-08-29 | 浙江大学 | Voice signals enhancement system based on rectangular microphone array |
| CN110146297A (en) * | 2019-04-30 | 2019-08-20 | 中国航发南方工业有限公司 | Sensor power supply and data acquisition circuit, gas turbo-generator set |
| CN110146297B (en) * | 2019-04-30 | 2021-06-25 | 中国航发南方工业有限公司 | Sensor power supply and data acquisition circuit and gas turbine generator set |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20161106 |