CN113933561A - Intelligent detection equipment for air conditioner cabinet - Google Patents
Intelligent detection equipment for air conditioner cabinet Download PDFInfo
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- CN113933561A CN113933561A CN202111061732.8A CN202111061732A CN113933561A CN 113933561 A CN113933561 A CN 113933561A CN 202111061732 A CN202111061732 A CN 202111061732A CN 113933561 A CN113933561 A CN 113933561A
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- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims description 23
- 238000012360 testing method Methods 0.000 claims description 11
- 238000004378 air conditioning Methods 0.000 claims 7
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention discloses an intelligent detection device for an air conditioner cabinet, which comprises a converter module, a resistance module, an analog-digital module, an operational amplifier module, a power supply module, a display module and a control module, wherein each module is electrically connected with the control module, and the power supply module is electrically connected with the resistance module. The intelligent detection equipment for the air conditioner cabinet acquires and reads the voltage and current of the external component by sending the instruction, processes the returned data in real time by the chip of the control module, and simultaneously outputs the corresponding voltage and current to perform current limiting processing by the power supply module, so that the data transmission has high synchronism, the power performance parameter characteristics of the component of the air conditioner cabinet to be detected can be reflected in real time in the high-precision processing process of the data, and the component to be detected is prevented from being damaged.
Description
Technical Field
The invention relates to detection equipment, in particular to intelligent detection equipment for an air conditioner cabinet.
Background
When the air conditioner cabinet is maintained, partial components of the cabinet need to be tested for performances such as capacitance, voltage, current and the like. The traditional test needs to adopt a semiconductor device analyzer to test the cabinet. The scheme of measuring the electric power performance is to measure and calculate the current by adopting fixed voltage, the use cost is high, the size is large, a hardware circuit is complex, the current range is narrow, and the voltage and current characteristics in a wide range cannot be accurately measured. In the using process of the devices, the device to be tested is punctured due to electric leakage caused by improper set parameters or overlarge applied voltage and the like, so that the device to be tested is damaged, the circuit to be tested is damaged, and serious loss is caused; secondly, the characteristics of the capacitor of the device are generally related to the additional voltage value to form a functional relation, so that the applied voltage frequency is considered for testing the electrical characteristics of the device, and when voltages with different time scales are applied to the device, the capacitors are different, the change of the internal structure of the device to be tested is easily caused, and the electronic migration rate of the device is influenced.
Disclosure of Invention
In view of the above problems in the prior art, an object of the present invention is to provide a technical solution for an intelligent detection device for an air conditioner cabinet, which can accurately measure each electrical performance parameter and quickly complete the test of the electrical performance parameters of components.
The technical scheme is as follows: the utility model provides an intelligent check out test set for air conditioner rack, includes converter module, resistance module, analog-digital module, fortune and puts module, power module, display module and control module, above each module all with control module electric connection, wherein, power module and resistance module electric connection.
Furthermore, the analog-digital module outputs 8-bit binary number, and the maximum value of the input signal is 5V.
Furthermore, the output voltage of the power supply module is transmitted from the control module to the operational amplifier module, and current measurement and calculation are carried out through the positive port of the operational amplifier module and the output end of the operational amplifier module, so that the voltage and the current value at the moment can be measured and calculated while the operational amplifier port fixes the voltage.
Furthermore, the power module is a direct current power supply, and the direct current power supply module receives the instruction of the programmable module chip, outputs corresponding voltage and current, and performs current limiting processing on an external circuit.
Further, the resistance module is a variable resistor, so that whether the parameter is in the corresponding range is judged through the control module, if so, the measurement result is directly output, otherwise, the control module adjusts the gear of the resistance module through fast switching to recalculate the measurement until the measurement is correct, and the measurement result is output through the display module.
Furthermore, the control module is used for fast switching, selecting a proper measuring range for calculation and measurement, outputting a measurement result through the display module, realizing fast and accurate measurement of the impedance value of the impedance to be measured through automatically adjusting the measuring range, and displaying the measurement result through the display screen.
Furthermore, the control module also adopts a programmable module chip to send instructions, perform data work on the external voltage current and return the data to the chip, read the external voltage current by sending the instructions, perform real-time processing on the returned data, and simultaneously enable the power supply module to output corresponding voltage current for current limiting processing.
Furthermore, the control module is a main control chip processor, collects and reads external voltage and current by sending instructions, processes returned data in real time, and simultaneously enables the power supply module to output corresponding voltage and current for current limiting processing.
Compared with the prior art, the invention has the beneficial effects that: the intelligent detection equipment for the air conditioner cabinet acquires and reads the voltage and current of the external component by sending the instruction, processes the returned data in real time by the chip of the control module, and outputs the corresponding voltage and current to perform current limiting processing by the power supply module, so that the data transmission has high synchronism, the power performance parameter characteristics of the component can be reflected in real time in the high-precision processing process of the data, and the component to be detected is prevented from being damaged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of the testing principle of the circuit module of the overall structure of the intelligent detection equipment for the air conditioner cabinet of the present invention;
fig. 2 is a schematic structural diagram of an intelligent detection device module for an air conditioner cabinet according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Referring to fig. 1-2, an embodiment of the invention provides an intelligent detection device for an air conditioner cabinet, which includes a converter module, a resistor module, an analog-digital module, an operational amplifier module, a power module, a display module, and a control module, where each of the modules is electrically connected to the control module, and the power module is electrically connected to the resistor module.
The voltage is output from the control module to the operational amplifier module through the power supply module, the operational amplifier module is provided with the high-power feedback resistor, so that the operational amplifier module can measure and calculate the current in a large range, the voltage of a positive port is clamped by a negative port, and the current is measured and calculated through the positive port of the operational amplifier module and the output end of the operational amplifier module, so that the voltage and the current can be measured and calculated while the operational amplifier port fixes the voltage. Through the output port voltage of the converter, the whole system can fix the voltage and simultaneously carry out accurate power performance parameter characteristic test.
The converter module adopts an 8-bit converter, so that the digital signal output is stable and the ripple is small.
The operational amplifier module has high feedback coefficient, large driving current and strong load carrying capacity.
The resistance module is a variable resistor and has high power, and good feedback cooperation can be carried out on the operational amplifier. And judging whether the parameters are in the corresponding range through the control module, if so, directly outputting the measurement result, otherwise, adjusting the gear of the variable resistor to recalculate the measurement through fast switching by the control module until the measurement result is correct, and outputting the measurement result through the display module.
The analog-digital module outputs 8-bit binary number, and the maximum value of an input signal is 5V, so that the output signal has high precision and good linearity.
The display module is an LCD high-resolution display screen.
The power module is a direct-current power supply, and has high output precision, good stability and small ripple. And the direct current power supply module is adopted to receive the instruction of the programmable module chip and output corresponding voltage and current, and the current limiting processing is carried out on the external circuit.
Through the electric connection of the analog-digital module, the converter module, the power supply module, the variable resistance module, the display module and the control module, so that the control module sends an instruction to enable the analog-digital module to read external voltage, the variable resistance selects a corresponding current range, and the returned voltage and resistance data are processed in real time, and simultaneously, the power supply module outputs corresponding voltage and current to perform current limiting processing, and specific current value is obtained after interference is eliminated, so that data transmission has high synchronism, data processing has high precision and low time delay, and through resistance range switching, a wider current range can be measured by the system, the test speed is accelerated, and meanwhile, the instruction of a processor is matched, so that data can better reflect the characteristics of power performance parameters of two ports in the process of high-precision processing.
The control module is a main control chip processor, and has powerful functions and low power consumption; read outside voltage electric current through sending the instruction with the collection to carry out real-time processing with the data that will return, make power module output corresponding voltage electric current simultaneously and carry out the current-limiting processing, make data transmission have high synchronism, data processing has high accuracy, the characteristic of low time delay has accelerated test speed, cooperates the instruction of chip treater simultaneously, makes data can be in the in-process that carries out high accuracy processing, real-time reflection components and parts electric performance parameter characteristic.
The control module can also adopt a programmable module chip to send instructions, perform data work on external voltage electric current and return the data to the chip. The programmable module chip uses a processor, so that the function is strong and the power consumption is low; the external voltage and current are read by sending the instruction, the returned data are processed in real time, and the power supply module outputs corresponding voltage and current to perform current limiting processing, so that the data transmission has high synchronism, the data processing has high precision and low time delay, the testing speed is accelerated, and meanwhile, the instruction of the processor is matched, so that the data can reflect the electric performance parameter characteristics of components in real time in the high-precision processing process.
Through the quick switching of control module, select suitable measuring range to calculate the measurement, the measuring result is exported through the display module, has realized measuring the impedance value of the impedance that awaits measuring fast and accurately through the automatically regulated range to show the measuring result through the display screen, convenient quick accurate reading. And changing the voltage value of the power supply at the third end, measuring impedance values under different additional voltages to obtain a characteristic curve of the power performance parameters, and analyzing the characteristics of the components.
The working principle is as follows: the intelligent detection equipment reads the voltage and current of the external components through sending instructions in order to collect, processes returned data in real time by a chip of the control module, outputs corresponding voltage and current to perform current limiting processing by the power module, enables data transmission to have high synchronism, and enables data to reflect the electrical performance parameter characteristics of the components of the air conditioner cabinet components to be detected in real time in the high-precision processing process.
The intelligent detection equipment for the air conditioner cabinet acquires and reads the voltage and current of the external component by sending the instruction, processes the returned data in real time by the chip of the control module, and simultaneously outputs the corresponding voltage and current to perform current limiting processing by the power supply module, so that the data transmission has high synchronism, the power performance parameter characteristics of the components of the air conditioner cabinet component to be detected can be reflected in real time in the high-precision processing process of the data, and the components to be detected are prevented from being damaged.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an intelligent check out test set for air conditioner cabinet which characterized in that: the intelligent power supply comprises a converter module, a resistor module, an analog-digital module, an operational amplifier module, a power supply module, a display module and a control module, wherein the converter module, the resistor module, the analog-digital module, the operational amplifier module, the power supply module, the display module and the control module are electrically connected with the control module, and the power supply module is electrically connected with the resistor module.
2. The intelligent detection device for the air conditioning cabinet as claimed in claim 1, wherein the analog-digital module outputs 8-bit binary number, and the maximum value of the input signal is 5V.
3. The intelligent detection device for the air conditioning cabinet as claimed in claim 1, wherein the power module outputs a voltage from the control module to the operational amplifier module, and current measurement and calculation are performed through a positive port of the operational amplifier module and an output end of the operational amplifier module, so that the operational amplifier port can measure and calculate a voltage current value at the moment while fixing the voltage.
4. The intelligent detection device for the air conditioning cabinet as claimed in claim 1, wherein the power module is a dc power supply, and the dc power module receives the instruction from the programmable module chip and outputs corresponding voltage and current, and performs current limiting processing on the external circuit.
5. The intelligent detection device for the air conditioning cabinet as claimed in claim 1, wherein the resistance module is a variable resistor, so as to determine whether the parameter is within the corresponding range through the control module, and if so, directly output the measurement result, otherwise, the control module adjusts the gear of the resistance module through fast switching to recalculate the measurement until the measurement result is correct, and the measurement result is output through the display module.
6. The intelligent detection device for the air conditioning cabinet as claimed in claim 1, wherein the control module is used for fast switching, selecting a proper measuring range for calculation and measurement, outputting the measurement result through the display module, realizing fast and accurate measurement of the impedance value of the impedance to be measured through automatically adjusting the measuring range, and displaying the measurement result through the display screen.
7. The intelligent detection device for the air conditioning cabinet as claimed in claim 6, wherein the control module also adopts a programmable module chip to send the command and perform data operation on the external voltage current and return the data to the chip, read the external voltage current by sending the command and perform real-time processing on the returned data, and simultaneously, make the power module output corresponding voltage current for current limiting processing.
8. The intelligent detection device for the air conditioning cabinet as claimed in claim 6, wherein the control module is a main control chip processor, and is configured to collect and read external voltage and current by sending an instruction, process the returned data in real time, and enable the power module to output corresponding voltage and current for current limiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111061732.8A CN113933561A (en) | 2021-09-10 | 2021-09-10 | Intelligent detection equipment for air conditioner cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111061732.8A CN113933561A (en) | 2021-09-10 | 2021-09-10 | Intelligent detection equipment for air conditioner cabinet |
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| CN113933561A true CN113933561A (en) | 2022-01-14 |
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| CN202111061732.8A Pending CN113933561A (en) | 2021-09-10 | 2021-09-10 | Intelligent detection equipment for air conditioner cabinet |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188779A1 (en) * | 2014-06-12 | 2015-12-17 | 中国人民解放军第四军医大学 | High-precision data collection system for electrical impedance imaging |
| CN106370933A (en) * | 2016-08-29 | 2017-02-01 | 中国地质大学（北京） | High-precision inter-electrode resistance intelligent tester and use method thereof |
| CN108448727A (en) * | 2018-04-23 | 2018-08-24 | 安徽方瑞电气科技有限公司 | A kind of monitoring system and method for power distribution cabinet |
| CN213581237U (en) * | 2020-11-27 | 2021-06-29 | 浙江力德仪器有限公司 | Embedded transistor IDVG/IDVD (integrated digital video/video disk) test system |
| CN213581137U (en) * | 2020-11-27 | 2021-06-29 | 浙江力德仪器有限公司 | Embedded two-port voltage and current testing system |
| CN213843487U (en) * | 2020-11-30 | 2021-07-30 | 国网江苏省电力有限公司检修分公司 | Device for confirming whether secondary circuit is in short circuit correctness in case of electrification of primary equipment |
| CN214011351U (en) * | 2020-11-27 | 2021-08-20 | 浙江力德仪器有限公司 | Embedded SMU four-port rapid I-V testing system |
| CN214011422U (en) * | 2020-11-24 | 2021-08-20 | 浙江力德仪器有限公司 | Operational amplifier fixing system in IDVG and IDVD test |
-
2021
- 2021-09-10 CN CN202111061732.8A patent/CN113933561A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188779A1 (en) * | 2014-06-12 | 2015-12-17 | 中国人民解放军第四军医大学 | High-precision data collection system for electrical impedance imaging |
| CN106370933A (en) * | 2016-08-29 | 2017-02-01 | 中国地质大学（北京） | High-precision inter-electrode resistance intelligent tester and use method thereof |
| CN108448727A (en) * | 2018-04-23 | 2018-08-24 | 安徽方瑞电气科技有限公司 | A kind of monitoring system and method for power distribution cabinet |
| CN214011422U (en) * | 2020-11-24 | 2021-08-20 | 浙江力德仪器有限公司 | Operational amplifier fixing system in IDVG and IDVD test |
| CN213581237U (en) * | 2020-11-27 | 2021-06-29 | 浙江力德仪器有限公司 | Embedded transistor IDVG/IDVD (integrated digital video/video disk) test system |
| CN213581137U (en) * | 2020-11-27 | 2021-06-29 | 浙江力德仪器有限公司 | Embedded two-port voltage and current testing system |
| CN214011351U (en) * | 2020-11-27 | 2021-08-20 | 浙江力德仪器有限公司 | Embedded SMU four-port rapid I-V testing system |
| CN213843487U (en) * | 2020-11-30 | 2021-07-30 | 国网江苏省电力有限公司检修分公司 | Device for confirming whether secondary circuit is in short circuit correctness in case of electrification of primary equipment |
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