CN205384315U - Multi -functional intelligent instrument - Google Patents
Multi -functional intelligent instrument Download PDFInfo
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- CN205384315U CN205384315U CN201521144397.8U CN201521144397U CN205384315U CN 205384315 U CN205384315 U CN 205384315U CN 201521144397 U CN201521144397 U CN 201521144397U CN 205384315 U CN205384315 U CN 205384315U
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- chip microcomputer
- function single
- converter
- module circuit
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Abstract
The utility model provides a multi -functional intelligent instrument, including the panel board, with the panel board pass through PCB printed circuit board that the circuit line links to each other and with PCB printed circuit board is through arranging the continuous liquid crystal display of needle, wherein be equipped with two micro -gap switch and three his -and -hers watches pen set seats on the panel board, the last main control singlechip that is equipped with of PCB printed circuit board, main control singlechip control connection respectively has DC voltage module circuit, direct current module circuit, dc power module circuit, counter module circuit, frequency module circuit, pulse width module circuit, control connection 1 module circuit, control connection 3 effect value module circuit, control connection 5 virtual value module circuit and interchange control connection 7 value module circuit mutually. The utility model discloses multi -functional intelligent instrument, novel in design, brief practicality, the advantage that the measured data precision is high, the range is wide, fast.
Description
Technical field
This utility model belongs to field, especially relates to a kind of multifunctional intelligent instrument.
Background technology
Current existing multiplex instrument mainly has three classes, the i.e. multiplex instrument of analogue type, the multiplex instrument of numeric type and intelligent multiplex instrument, this multiplex instrument of three classes presses range, conversion regime, function, purposes and Shape Classification up to tens kinds, but combines its measurement function and be substantially: DC voltage, DC current, alternating voltage, resistance, electric capacity, inductance and semiconductor parameter etc..
Universities and colleges relate in teaching and the experimental real-training of the course such as electronic engineering and automatization, it is frequently necessary to measure low-voltage dc voltage, DC current, alternating voltage, alternating current, dc power, AC power, frequency, pulse width, enumerator and temperature etc. measure the instrument of function.But existing three multiplex instrument of class all can not directly meet low-voltage dc voltage, DC current, alternating voltage, alternating current, dc power, AC power, frequency, pulse width, enumerator and temperature etc. measure function.Instrument on the teaching experimental equipment of universities and colleges is mostly the instrument of simple function, and on teaching experimental equipment, the instrument not only volume of layout polylith simple function is big but also that put into resource is many, causes obstacle and difficulty to the teaching of universities and colleges and experiment.
Therefore, design a kind of digital intelligent instrument integrating above-mentioned several functions, in order to obstacle and the difficulty of the teaching and experimental facilities that solve universities and colleges, meet the demand of scientific and technical research simultaneously, be Existing in Intelligent Instruments technical field urgent problem.
Summary of the invention
This utility model provides a kind of simple in construction, complete function, measure data precision height, range multifunctional intelligent instrument wide, fireballing.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of multifunctional intelligent instrument, including instrumental panel, the PCB printed circuit board (PCB) being connected by circuit connection with described instrumental panel and the LCDs being connected by pricking with needle with described PCB printed circuit board (PCB), wherein said instrumental panel is provided with two microswitch and three his-and-hers watches pen sockets.
Described PCB printed circuit board (PCB) is provided with main control singlechip, and described main control singlechip controls to be connected to DC voltage modular circuit, DC module circuit, dc power modular circuit, counter module circuit, frequency module circuit, pulse width module circuit, ambient temperature modular circuit, alternating current phase valid value modular circuit, alternating voltage virtual value modular circuit and exchange apparent energy value modular circuit respectively.
nullFurther，Described DC voltage modular circuit includes the first function single-chip microcomputer and the first A/D converter of described first function single-chip microcomputer connection，Described DC module circuit includes the second function single-chip microcomputer and the second A/D converter of described second function single-chip microcomputer connection，The 3rd A/D converter that described dc power modular circuit includes the 3rd function single-chip microcomputer and described 3rd function single-chip microcomputer connects respectively、First differential amplifier，Described counter module circuit includes the 4th function single-chip microcomputer，Described frequency module circuit includes five-function single-chip microcomputer，Described pulse width module circuit includes the 6th function single-chip microcomputer，Described ambient temperature modular circuit includes the 7th function single-chip microcomputer，The 4th A/D converter that described alternating current phase valid value modular circuit includes the 8th function single-chip microcomputer and described 8th function single-chip microcomputer connects respectively、First integrated operational amplifier，The 5th A/D converter that described alternating voltage virtual value modular circuit includes the 9th function single-chip microcomputer and described 9th function single-chip microcomputer connects respectively、Second integrated operational amplifier，The 6th A/D converter that described exchange apparent energy value modular circuit includes the tenth function single-chip microcomputer and described tenth function single-chip microcomputer connects respectively、Second differential amplifier、3rd integrated operational amplifier.
Preferably, the model of described first function single-chip microcomputer, described 3rd function single-chip microcomputer, described 8th function single-chip microcomputer and described tenth function single-chip microcomputer is OPA2335；The model of described second function single-chip microcomputer and described 9th function single-chip microcomputer is INA213；The model of described 4th function single-chip microcomputer, described five-function single-chip microcomputer and described 6th function single-chip microcomputer is LM311；The model of described 7th function single-chip microcomputer is ADS1232.
Preferably, the model of described first A/D converter, described second A/D converter, described 3rd A/D converter, described 4th A/D converter, described 5th A/D converter and described 6th A/D converter is ADS1232.
Preferably, the model of described first differential amplifier and described second differential amplifier is INA213.
Preferably, the model of described first integrated operational amplifier, described second integrated operational amplifier and described 3rd integrated operational amplifier is TL084.
Preferably, the model of described main control singlechip is STC12C5608AD.
Specifically, two described microswitch respectively return program key switch and next step program key switch.Three described his-and-hers watches pen sockets respectively a pair for measuring the vin test pencil socket of voltage, a pair for measuring the Iin test pencil socket of electric current and a pair for measuring the Fin test pencil socket of resistance.
Specifically, described instrumental panel is provided with display screen windows, and described display screen is installed the periphery of window and is provided with some instrumental panel installing holes；Described LCDs is located at the display screen installation portion of described display screen main part periphery and constitutes by display screen main part and ring, and described display screen installation portion is provided with some and described instrumental panel installing hole display screen installing hole one to one；The periphery of described PCB printed circuit board (PCB) is provided with and described instrumental panel installing hole circuit board installing hole one to one；Described instrumental panel, described LCDs and described PCB printed circuit board (PCB) are sequentially arranged from top to bottom, and described instrumental panel, described LCDs and described PCB printed circuit board (PCB) are attached by screw.
Specifically, described in state PCB printed circuit board (PCB) and be connected with Switching Power Supply by power supply line, described Switching Power Supply is connected to attaching plug.
This utility model multifunctional intelligent instrument, gather DC voltage measurement, DC current measurement, DC power measurement, counter measures, frequency measurement, pulse width measuring, temperature survey, ac current measurement, alternating voltage effective value measurement and exchange 10 measurement functions of apparent energy value measurement, there is practicality novel in design, brief, measure data precision height, range advantage wide, fireballing, not only solve obstacle and difficulty that universities and colleges' electronic engineering and automatization etc. are teaching and experimental facilities, and disclosure satisfy that the demand of scientific and technical research.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model multifunctional intelligent instrument；
Fig. 2 is the liquid-crystal displaying screen structure schematic diagram of this utility model multifunctional intelligent instrument；
Fig. 3 is the PCB printed circuit board arrangement schematic diagram of this utility model multifunctional intelligent instrument；
Fig. 4 is the control circuit system block diagram of this utility model multifunctional intelligent instrument.
In figure: 1, instrumental panel, 2, return program key switch, 3, next step program key switch, 4, vin test pencil socket, 5, Iin test pencil socket, 6, Fin test pencil socket, 7, LCDs, 701, display screen main part, 702, display screen installation portion, 703, display screen installing hole, 8, pricking with needle, 9, circuit board installing hole, 10, PCB printed circuit board (PCB), 11, circuit connection, 12, Switching Power Supply, 13, power supply line, 14, attaching plug, 15, screw.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As Figure 1-3, this utility model multifunctional intelligent instrument, including instrumental panel 1, pass through the PCB printed circuit board (PCB) 10 that circuit connection 11 is connected and the LCDs 7 being connected with described PCB printed circuit board (PCB) 10 by pricking with needle 8 with described instrumental panel 1.Described instrumental panel is provided with two microswitch and three his-and-hers watches pen sockets, two described microswitch respectively return program key switch 2 and next step program key switch 3, three described his-and-hers watches pen sockets respectively a pair for measuring the vin test pencil socket 4 of voltage, a pair for measuring the Iin test pencil socket 5 of electric current and a pair for measuring the Fin test pencil socket 6 of resistance.The described PCB of stating printed circuit board (PCB) 10 is connected with Switching Power Supply 12 by power supply line 13, and described Switching Power Supply 12 is connected to attaching plug 14.
Described instrumental panel 1 is provided with display screen windows, and described display screen is installed the periphery of window and is provided with some instrumental panel installing holes.Described LCDs 7 is located at the display screen installation portion 702 of described display screen main part 701 periphery and constitutes by display screen main part 701 and ring, and described display screen installation portion 702 is provided with some and described instrumental panel installing hole display screen installing hole 703 one to one.The periphery of described PCB printed circuit board (PCB) 10 is provided with and described display screen installing hole 703 circuit board installing hole 9 one to one.Described instrumental panel 1, described LCDs 7 and described PCB printed circuit board (PCB) 10 are sequentially arranged in three layers from top to bottom, the micro-display screen windows exposing described instrumental panel 1 of the display screen main part 701 of described LCDs 7, described instrumental panel 1, described LCDs 7 and described PCB printed circuit board (PCB) 10 are attached by screw.
As shown in Figure 4, described PCB printed circuit board (PCB) is provided with main control singlechip, described main control singlechip controls 10 respectively and measures function module circuit composition control Circuits System, and described main control singlechip controls to be connected to DC voltage modular circuit, DC module circuit, dc power modular circuit, counter module circuit, frequency module circuit, pulse width module circuit, ambient temperature modular circuit, alternating current phase valid value modular circuit, alternating voltage virtual value modular circuit and exchange apparent energy value modular circuit respectively.
The preferred STC12C5608AD of model of described main control singlechip.
Described DC voltage modular circuit includes the first function single-chip microcomputer and the first A/D converter of described first function Single-chip Controlling connection, the preferred OPA2335 of model of described first function single-chip microcomputer, the preferred ADS1232 of model of described first A/D converter.
Described DC module circuit includes the second function single-chip microcomputer and the second A/D converter of described second function single-chip microcomputer connection, the preferred INA213 of model of described second function single-chip microcomputer, the preferred ADS1232 of model of described second A/D converter.
Described dc power modular circuit includes the 3rd function single-chip microcomputer and described 3rd function single-chip microcomputer connects respectively the 3rd A/D converter, the first differential amplifier, the preferred OPA2335 of model of described 3rd function single-chip microcomputer, the preferred ADS1232 of model of described 3rd A/D converter, the preferred INA213 of model of described first differential amplifier.
Described counter module circuit includes the 4th function single-chip microcomputer, the preferred LM311 of model of described 4th function single-chip microcomputer.Described frequency module circuit includes five-function single-chip microcomputer, the preferred LM311 of model of described five-function single-chip microcomputer.Described pulse width module circuit includes the 6th function single-chip microcomputer, the preferred LM311 of model of described 6th function single-chip microcomputer.Described ambient temperature modular circuit includes the 7th function single-chip microcomputer, the preferred ADS1232 of model of described 7th function single-chip microcomputer.
Described alternating current phase valid value modular circuit includes the 8th function single-chip microcomputer and described 8th function single-chip microcomputer connects respectively the 4th A/D converter, the first integrated operational amplifier, the preferred OPA2335 of model of described 8th function single-chip microcomputer, the preferred ADS1232 of model of described 4th A/D converter, the preferred TL084 of model of described first integrated operational amplifier.
Described alternating voltage virtual value modular circuit includes the 9th function single-chip microcomputer and described 9th function single-chip microcomputer connects respectively the 5th A/D converter, the second integrated operational amplifier, the preferred INA213 of model of described 9th function single-chip microcomputer, the preferred ADS1232 of model of described 5th A/D converter, the preferred TL084 of model of described second integrated operational amplifier.
Described exchange apparent energy value modular circuit includes the tenth function single-chip microcomputer and described tenth function single-chip microcomputer connects respectively the 6th A/D converter, the second differential amplifier, the 3rd integrated operational amplifier, the preferred OPA2335 of model of described tenth function single-chip microcomputer, the preferred ADS1232 of model of described 6th A/D converter, the preferred INA213 of model of described second differential amplifier, the preferred TL084 of model of described 3rd integrated operational amplifier.
This utility model multifunctional intelligent instrument, control 10 measurement function module circuits by described main control singlechip and realize 10 functional measurements, 10 described functional measurements are respectively as follows: DC voltage measurement, DC current measurement, DC power measurement, counter measures, frequency measurement, pulse width measuring, instrument ambient temperature measurement, ac voltage measurement, ac current measurement with exchange apparent power measurement, its range ability: DC voltage: ± 20V, DC current: ± 5A, alternating voltage: 0～20V (50HZ), alternating current: 0～5A (50HZ), cymometer: 0～20KHZ (maximum ± 20V input, high level cannot be less than 1V), ambient temperature :-10 degrees Celsius～+70 degrees Celsius.
In use, a pair test pencil is inserted in vin test pencil socket, it is possible to measure DC voltage, dc power, alternating current and exchange apparent energy.A pair test pencil is inserted in Iin test pencil socket, it is possible to measure DC current, dc power, alternating voltage and exchange apparent energy.A pair test pencil is inserted in Fin test pencil socket, it is possible to measurement counter, frequency and pulse width.Instrument ambient temperature need not insert test pencil, as long as using the switching of microswitch button to be set in instrument ambient temperature position, LCDs just will reveal whether the ambient temperature of instrument position.
Above preferred embodiment of the present utility model is described in detail, but described content has been only preferred embodiment of the present utility model, it is impossible to be considered for limiting practical range of the present utility model.All equalizations made according to this utility model application range change and improvement etc., all should still belong within patent covering scope of the present utility model.
Claims (10)
1. a multifunctional intelligent instrument, it is characterized in that: including instrumental panel, the PCB printed circuit board (PCB) being connected by circuit connection with described instrumental panel and the LCDs being connected with described PCB printed circuit board (PCB) by pricking with needle, wherein said instrumental panel is provided with two microswitch and three his-and-hers watches pen sockets；
Described PCB printed circuit board (PCB) is provided with main control singlechip, and described main control singlechip controls to be connected to DC voltage modular circuit, DC module circuit, dc power modular circuit, counter module circuit, frequency module circuit, pulse width module circuit, ambient temperature modular circuit, alternating current phase valid value modular circuit, alternating voltage virtual value modular circuit and exchange apparent energy value modular circuit respectively.
null2. multifunctional intelligent instrument according to claim 1，It is characterized in that: described DC voltage modular circuit includes the first function single-chip microcomputer and the first A/D converter of described first function single-chip microcomputer connection，Described DC module circuit includes the second function single-chip microcomputer and the second A/D converter of described second function single-chip microcomputer connection，The 3rd A/D converter that described dc power modular circuit includes the 3rd function single-chip microcomputer and described 3rd function single-chip microcomputer connects respectively、First differential amplifier，Described counter module circuit includes the 4th function single-chip microcomputer，Described frequency module circuit includes five-function single-chip microcomputer，Described pulse width module circuit includes the 6th function single-chip microcomputer，Described ambient temperature modular circuit includes the 7th function single-chip microcomputer，The 4th A/D converter that described alternating current phase valid value modular circuit includes the 8th function single-chip microcomputer and described 8th function single-chip microcomputer connects respectively、First integrated operational amplifier，The 5th A/D converter that described alternating voltage virtual value modular circuit includes the 9th function single-chip microcomputer and described 9th function single-chip microcomputer connects respectively、Second integrated operational amplifier，The 6th A/D converter that described exchange apparent energy value modular circuit includes the tenth function single-chip microcomputer and described tenth function single-chip microcomputer connects respectively、Second differential amplifier、3rd integrated operational amplifier.
3. multifunctional intelligent instrument according to claim 2, it is characterised in that: the model of described first function single-chip microcomputer, described 3rd function single-chip microcomputer, described 8th function single-chip microcomputer and described tenth function single-chip microcomputer is OPA2335；The model of described second function single-chip microcomputer and described 9th function single-chip microcomputer is INA213；The model of described 4th function single-chip microcomputer, described five-function single-chip microcomputer and described 6th function single-chip microcomputer is LM311；The model of described 7th function single-chip microcomputer is ADS1232.
4. multifunctional intelligent instrument according to claim 2, it is characterised in that: the model of described first A/D converter, described second A/D converter, described 3rd A/D converter, described 4th A/D converter, described 5th A/D converter and described 6th A/D converter is ADS1232.
5. multifunctional intelligent instrument according to claim 2, it is characterised in that: the model of described first differential amplifier and described second differential amplifier is INA213.
6. multifunctional intelligent instrument according to claim 2, it is characterised in that: the model of described first integrated operational amplifier, described second integrated operational amplifier and described 3rd integrated operational amplifier is TL084.
7. multifunctional intelligent instrument according to claim 1, it is characterised in that: the model of described main control singlechip is STC12C5608AD.
8. multifunctional intelligent instrument according to claim 1, it is characterised in that: two described microswitch respectively return program key switch and next step program key switch；Three described his-and-hers watches pen sockets respectively a pair for measuring the vin test pencil socket of voltage, a pair for measuring the Iin test pencil socket of electric current and a pair for measuring the Fin test pencil socket of resistance.
9. multifunctional intelligent instrument according to claim 1, it is characterised in that: described instrumental panel is provided with display screen windows, and described display screen is installed the periphery of window and is provided with some instrumental panel installing holes；Described LCDs is located at the display screen installation portion of described display screen main part periphery and constitutes by display screen main part and ring, and described display screen installation portion is provided with some and described instrumental panel installing hole display screen installing hole one to one；The periphery of described PCB printed circuit board (PCB) is provided with and described instrumental panel installing hole circuit board installing hole one to one；Described instrumental panel, described LCDs and described PCB printed circuit board (PCB) are sequentially arranged from top to bottom, and described instrumental panel, described LCDs and described PCB printed circuit board (PCB) are attached by screw.
10. multifunctional intelligent instrument according to claim 1, it is characterised in that: described PCB printed circuit board (PCB) is connected with Switching Power Supply by power supply line, and described Switching Power Supply is connected to attaching plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521144397.8U CN205384315U (en) | 2015-12-31 | 2015-12-31 | Multi -functional intelligent instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521144397.8U CN205384315U (en) | 2015-12-31 | 2015-12-31 | Multi -functional intelligent instrument |
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| Publication Number | Publication Date |
|---|---|
| CN205384315U true CN205384315U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521144397.8U Expired - Fee Related CN205384315U (en) | 2015-12-31 | 2015-12-31 | Multi -functional intelligent instrument |
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| CN (1) | CN205384315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444816A (en) * | 2015-12-31 | 2016-03-30 | 天津芯慧鸿业科技发展有限公司 | Intelligent-type multipurpose instrument |
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2015
- 2015-12-31 CN CN201521144397.8U patent/CN205384315U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444816A (en) * | 2015-12-31 | 2016-03-30 | 天津芯慧鸿业科技发展有限公司 | Intelligent-type multipurpose instrument |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20201231 |