CN111650414A - Electronic circuit monitoring method - Google Patents
Electronic circuit monitoring method Download PDFInfo
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- CN111650414A CN111650414A CN202010537261.2A CN202010537261A CN111650414A CN 111650414 A CN111650414 A CN 111650414A CN 202010537261 A CN202010537261 A CN 202010537261A CN 111650414 A CN111650414 A CN 111650414A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
- G01R15/125—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will for digital multimeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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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
- G01R31/01—Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station
- G01R31/013—Testing passive components
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- Engineering & Computer Science (AREA)
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The invention discloses an electronic circuit monitoring method, which comprises the following steps: step one, adjusting a universal meter; step two, monitoring the circuit; step three, data are called; step four, data comparison; step five, information output is performed, wherein in the step one, a meter pen is connected, a red meter pen is inserted into a V omega gear, a black meter pen is inserted into a COM end to ensure that the universal meter is normal, a resistance gear is used for measuring a resistance value by rotating the gear of the universal meter, and a gear knob is rotated to a proper resistance gear; the protection components arranged pass through the protection cover and the protection plug, the universal meter can be well protected when not used, the protection effect is good, dust can be effectively prevented from entering the interior and the surface of the universal meter, the adjusting component is simple in structure and convenient to operate, the inclination angle of the universal meter can be conveniently adjusted, the monitoring process is simple, the measured data can be compared with standard data, a result can be visually obtained by a person, and the monitoring efficiency is improved.
Description
Technical Field
The invention relates to the technical field of electronic circuits, in particular to an electronic circuit monitoring method.
Background
The electronic circuit is a circuit composed of an electronic device and related radio elements, and can show the connection control relationship in a complex electronic product in a simplest and visual form, so that installation, debugging and overhaul personnel of the electronic product can understand the internal structure and the working principle of the whole electronic product within a short time, and further complete corresponding work under the indication of an electronic circuit diagram, in the actual production and maintenance work, the connection relationship, the assembly relationship and the working process of the electronic circuit can be embodied by different electronic circuit diagrams, a universal meter is often required in the electronic circuit monitoring, however, when the current universal meter is used, the angle adjustment of the universal meter cannot be carried out, the use is inconvenient, and after the universal meter is used up, the universal meter can be protected, dust can easily fall on the universal meter, and the next normal operation is influenced, the existing electronic circuit is troublesome to monitor, cannot enable people to obtain results visually, needs manual comparison, and is not worth being popularized and applied widely.
Disclosure of Invention
The present invention is directed to a method for monitoring an electronic circuit, so as to solve the problems mentioned in the background art.
In order to solve the technical problems, the invention provides the following technical scheme: a method of monitoring an electronic circuit, comprising the steps of: step one, adjusting a universal meter; step two, monitoring the circuit; step three, data are called; step four, data comparison; step five, information output;
in the first step, the prepared multimeter is placed in a high-magnification gear, two test pens are in short circuit to adjust a zero position adjusting knob of an ohmic gear, so that the test needles point to a zero position at the right end of a resistance scale line, if the pointer cannot be adjusted to the zero position, the voltage of a battery in the multimeter is insufficient, the battery is required to be replaced, if no problem exists, the test pens are connected, a red test pen is inserted into a V omega gear, a black test pen is inserted into a COM end, the multimeter is ensured to be normal, the resistance gear is used when the gear of the multimeter is rotated, and the gear knob is rotated to a proper resistance gear;
in the second step, connecting a black pen of the multimeter to a measured point on an electronic circuit, grounding a red pen of the digital multimeter, and detecting the circuit of the measured point through a resistance circuit to obtain a resistance value on the circuit, wherein the resistance on the measuring circuit is a numerical value measured by the multimeter;
in the third step, the multimeter central processing unit calls the normal resistance parameters in the big database through the wireless network.
In the fourth step, the resistance value acquired by the central processing unit of the multimeter is compared with the parameter range, the resistance value of the circuit is compared with the normal resistance value of the measured point circuit, the fault state of the measured point is judged, and the fault measurement of the components of the measured electronic circuit is realized: when the resistance value of the measuring circuit is not in the normal resistance value range, judging that the measured point circuit has a fault; when the resistance value of the measuring circuit is in the normal resistance value range, the measured point circuit is judged to have no fault
And in the fifth step, the data is displayed by finally passing the judged result through a display screen on the universal meter, so that people can directly read the data conveniently.
As a further scheme of the invention: in the first step, the measurement is accurate, the pointer is pointed near the center of the scale mark during measurement, if the deflection angle of the pointer is small, the low-magnification gear is used, if the deflection angle of the pointer is large, the high-magnification gear is used, after each gear shifting, the zero position adjusting knob of the ohm gear is adjusted again, and then the measurement is carried out again
As a further scheme of the invention: in the third step, the central processing unit is an ARM.
As a further scheme of the invention: in the first step, the universal meter comprises a universal meter body, a protection assembly, a first mounting groove, a socket, an adjusting assembly, a buckle assembly, a mounting block, a first plug hole and a capacitance pen, the socket is distributed and mounted on the outer wall of the top end of the universal meter body, the first mounting groove is formed in the outer wall of one side of the universal meter body, the mounting block is rotatably mounted on the inner walls of the two sides of the first mounting groove, the first plug hole is symmetrically formed in the outer wall of the top end of the mounting block, and the capacitance pen is plugged into the first plug hole.
As a further scheme of the invention: the protection subassembly includes first spout, safety cover, draw runner and protection stopper, first spout has been seted up to the symmetry on the both sides outer wall of universal meter main part, install the safety cover on the outer wall of universal meter main part one side, it has the draw runner to correspond first spout welding on the both sides inner wall of safety cover, it is fixed with the protection stopper to correspond the socket installation on the top inner wall of safety cover.
As a further scheme of the invention: the adjusting assembly comprises an adjusting plate, a supporting rod, a second inserting hole, a first inserting rod, a telescopic plate, a first clamping groove, a second sliding groove and a second sliding block, the first mounting groove is located on the outer walls of the two sides above the mounting block and is rotatably mounted with the adjusting plate, the outer wall of the bottom end of the adjusting plate is provided with the second inserting hole in a distributed mode, the first inserting rod is inserted into the second inserting hole in a splicing mode, the telescopic plate is welded on the outer wall of the bottom end between the first inserting rods, the supporting rod is rotatably mounted on the outer wall of one side of the telescopic plate, the first clamping groove is formed in the outer wall of one side of the universal meter main body in a corresponding mode, the outer wall of one side of the adjusting plate is provided with the second sliding groove, and the outer wall of the second sliding block is attached to the inner wall of the second sliding groove.
As a further scheme of the invention: the buckle assembly comprises a first inserting groove, a second inserting rod, a T-shaped hole, a first spring, a third sliding block, a third sliding groove, a second inserting groove, a push rod, a through groove, a push rod, a second spring and a fixing groove, the first inserting groove is formed in the adjusting plate corresponding to the second inserting hole, the second inserting rod is inserted in the first inserting groove, the T-shaped hole is formed in the outer wall of the top end of the second inserting rod, the first spring is welded on the inner wall of one side of the first inserting groove, the other end of the first spring is welded on the outer wall of one side of the second inserting rod, the third sliding groove is formed in the inner wall of the bottom end of the first inserting groove, the third sliding block is welded on the outer wall of the second inserting rod corresponding to the third sliding groove, the second inserting groove is formed in the inner wall of the top end of the first inserting groove, the push rod is inserted in the second inserting groove, it has link up to have seted up logical groove to correspond the second inserting groove on one side outer wall of regulating plate, it has the push rod to correspond logical groove welding on one side outer wall of ejector pin, the welding has the second spring on the bottom inner wall that leads to the groove, and the other end of second spring welds on the bottom outer wall of push rod, it has seted up the fixed slot to correspond the distribution of second inserting rod on one side outer wall of first inserting rod.
Compared with the prior art, the invention has the following beneficial effects: the universal meter has the advantages that the protection assemblies pass through the protection covers and the protection plugs, the universal meter can be well protected when not used, the protection effect is good, dust can be effectively prevented from entering the interior and the surface of the universal meter, the universal meter can be used relatively, the adjusting assembly is arranged, the telescopic plate is pulled manually to adjust the distance between the telescopic plate and the adjusting plate, and then the universal meter is fixed by the buckle assembly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic rear perspective view of a multimeter of the present invention;
FIG. 2 is a schematic diagram of a front perspective view of a multimeter of the present invention;
FIG. 3 is a side sectional view of the area A in the first embodiment of the present invention;
FIG. 4 is an enlarged view of the area B in FIG. two according to the present invention;
FIG. 5 is an overall process flow workflow of the present invention;
in the figure: 1. a multimeter body; 2. a protection component; 3. a first mounting groove; 4. a socket; 5. an adjustment assembly; 6. a buckle assembly; 7. mounting blocks; 8. a first plug hole; 9. a capacitance pen; 21. a first chute; 22. a protective cover; 23. a slide bar; 24. a protective plug; 51. an adjusting plate; 52. a support bar; 53. a second plug hole; 54. a first plug-in rod; 55. a retractable plate; 56. a first card slot; 57. a second chute; 58. a second slider; 61. a first insertion groove; 62. a second plug-in rod; 63. a T-shaped hole; 64. a first spring; 65. a third slider; 66. a third chute; 67. a second insertion groove; 68. a top rod; 69. a through groove; 610. a push rod; 611. a second spring; 612. and fixing the grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a method of monitoring an electronic circuit, comprising the steps of: step one, adjusting a universal meter; step two, monitoring the circuit; step three, data are called; step four, data comparison; step five, information output;
in the first step, a prepared multimeter is placed in a high-magnification gear, two test pens are connected in a short circuit mode to adjust a zero position adjusting knob of an ohmic gear, so that a test needle points to a zero position at the right end of a resistance scale line, if the pointer cannot be adjusted to the zero position, the voltage of a battery in the multimeter is insufficient, the battery is required to be replaced, if no problem exists, the test pens are connected, a red test pen is inserted into a V omega gear, a black test pen is inserted into a COM end to ensure that the multimeter is normal, the gear of the multimeter is rotated, the resistance gear is used for measuring the resistance value, the gear knob is rotated to a proper resistance gear, the multimeter comprises a multimeter body 1, a protection assembly 2, a first mounting groove 3, a socket 4, an adjusting assembly 5, a buckle assembly 6, a mounting block 7, a first plug hole 8 and a capacitance pen 9, the socket 4 is distributed and mounted on the outer wall of the top, the inner walls of two sides of the first mounting groove 3 are rotatably provided with mounting blocks 7, the outer wall of the top end of each mounting block 7 is symmetrically provided with first inserting holes 8, and capacitance pens 9 are inserted into the first inserting holes 8; the protection assembly 2 comprises a first sliding groove 21, a protection cover 22, a sliding strip 23 and a protection plug 24, so that measurement is accurate, a pointer is required to be close to the center position of a scale mark during measurement, if the deflection angle of the pointer is small, a low-magnification gear is required to be used, if the deflection angle of the pointer is large, a high-magnification gear is required to be used, after each gear shifting, an ohm-gear zero-position adjusting knob is required to be adjusted again, then measurement is carried out, the first sliding grooves 21 are symmetrically formed in the outer walls of the two sides of the universal meter body 1, the protection cover 22 is installed on the outer wall of one side of the universal meter body 1, the sliding strip 23 is welded to the inner walls of the two sides of the protection cover 22 corresponding to the first sliding grooves 21; the adjusting assembly 5 comprises an adjusting plate 51, a supporting rod 52, a second inserting hole 53, a first inserting rod 54, a telescopic plate 55, a first clamping groove 56, a second sliding groove 57 and a second sliding block 58, an adjusting plate 51 is rotatably mounted on the outer walls of two sides of the first mounting groove 3 above the mounting block 7, second inserting holes 53 are distributed on the outer wall of the bottom end of the adjusting plate 51, first inserting rods 54 are inserted into the second inserting holes 53, a telescopic plate 55 is welded on the outer wall of the bottom end between the first inserting rods 54, a supporting rod 52 is rotatably mounted on the outer wall of one side of the telescopic plate 55, a first clamping groove 56 is formed on the outer wall of one side of the multimeter body 1 corresponding to the supporting rod 52, a second sliding groove 57 is formed on the outer wall of one side of the adjusting plate 51, a second sliding block 58 is welded on the outer wall of one side of the telescopic plate 55 corresponding to the second sliding groove 57, and the outer wall of the second sliding block 58 is attached to the inner wall; the buckle assembly 6 comprises a first inserting groove 61, a second inserting rod 62, a T-shaped hole 63, a first spring 64, a third sliding block 65, a third sliding groove 66, a second inserting groove 67, a push rod 68, a through groove 69, a push rod 610, a second spring 611 and a fixing groove 612, wherein the adjusting plate 51 is internally provided with the first inserting groove 61 corresponding to the second inserting hole 53, the first inserting groove 61 is internally inserted with the second inserting rod 62, the second inserting rod 62 is positioned in the first inserting groove 61, the top end outer wall of the second inserting rod 62 is provided with the T-shaped hole 63, the inner wall of one side of the first inserting groove 61 is welded with the first spring 64, the other end of the first spring 64 is welded on the outer wall of one side of the second inserting rod 62, the bottom end inner wall of the first inserting groove 61 is provided with the third sliding groove 66, the outer wall of the second inserting rod 62 is welded with the third sliding block 65 corresponding to the third sliding groove 66, the top end inner wall of the first inserting groove 61 is, a push rod 68 is inserted into the second insertion groove 67, a through groove 69 is formed in the outer wall of one side of the adjusting plate 51 corresponding to the second insertion groove 67 in a penetrating manner, a push rod 610 is welded to the outer wall of one side of the push rod 68 corresponding to the through groove 69, a second spring 611 is welded to the inner wall of the bottom end of the through groove 69, the other end of the second spring 611 is welded to the outer wall of the bottom end of the push rod 610, and fixing grooves 612 are formed in the outer wall of one side of the first insertion rod 54 corresponding to the second insertion rod 62 in a distributed;
in the second step, connecting a black pen of the multimeter with a measured point on the electronic circuit, grounding a red pen of the digital multimeter, and detecting the circuit of the measured point through the resistance circuit to obtain a resistance value on the circuit, wherein the resistance on the measuring circuit is a numerical value measured by the multimeter;
in the third step, the multimeter central processing unit calls the normal resistance parameters in the big database through the wireless network, and the central processing unit is an ARM;
in the fourth step, the resistance value acquired by the central processing unit of the multimeter is compared with the parameter range, the resistance value of the circuit is compared with the normal resistance value of the circuit of the measured point, the fault state of the measured point is judged, and the fault measurement of the components of the electronic circuit to be measured is realized: when the resistance value of the measuring circuit is not in the normal resistance value range, judging that the circuit of the measured point has a fault; when the resistance value of the measuring circuit is in the normal resistance value range, judging that the circuit of the measured point has no fault;
and in the fifth step, the data is displayed by finally passing the judged result through a display screen on the universal meter, so that people can directly read the data conveniently.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 (7)
1. A method of monitoring an electronic circuit, comprising the steps of: step one, adjusting a universal meter; step two, monitoring the circuit; step three, data are called; step four, data comparison; step five, information output; the method is characterized in that:
in the first step, the prepared multimeter is placed in a high-magnification gear, two test pens are in short circuit to adjust a zero position adjusting knob of an ohmic gear, so that the test needles point to a zero position at the right end of a resistance scale line, if the pointer cannot be adjusted to the zero position, the voltage of a battery in the multimeter is insufficient, the battery is required to be replaced, if no problem exists, the test pens are connected, a red test pen is inserted into a V omega gear, a black test pen is inserted into a COM end, the multimeter is ensured to be normal, the resistance gear is used when the gear of the multimeter is rotated, and the gear knob is rotated to a proper resistance gear;
in the second step, connecting a black pen of the multimeter to a measured point on an electronic circuit, grounding a red pen of the digital multimeter, and detecting the circuit of the measured point through a resistance circuit to obtain a resistance value on the circuit, wherein the resistance on the measuring circuit is a numerical value measured by the multimeter;
in the third step, the multimeter central processing unit calls the normal resistance parameters in the big database through the wireless network.
In the fourth step, the resistance value acquired by the central processing unit of the multimeter is compared with the parameter range, the resistance value of the circuit is compared with the normal resistance value of the measured point circuit, the fault state of the measured point is judged, and the fault measurement of the components of the measured electronic circuit is realized: when the resistance value of the measuring circuit is not in the normal resistance value range, judging that the measured point circuit has a fault; when the resistance value of the measuring circuit is in the normal resistance value range, the measured point circuit is judged to have no fault
And in the fifth step, the data is displayed by finally passing the judged result through a display screen on the universal meter, so that people can directly read the data conveniently.
2. An electronic circuit monitoring method according to claim 1, characterized in that: in the first step, the measurement is accurate, the pointer is required to be pointed near the center position of the scale mark during measurement, if the deflection angle of the pointer is small, a low-magnification gear is required to be used, if the deflection angle of the pointer is large, a high-magnification gear is required to be used, after each gear shifting, the zero position adjusting knob of the ohmic gear is required to be adjusted again, and then the measurement is carried out.
3. An electronic circuit monitoring method according to claim 1, characterized in that: in the third step, the central processing unit is an ARM.
4. An electronic circuit monitoring method according to claim 1, characterized in that: in the first step, the universal meter comprises a universal meter body (1), a protection component (2), a first mounting groove (3), a socket (4), an adjusting component (5), a buckle component (6), an installation block (7), a first plug hole (8) and a capacitance pen (9), the socket (4) is distributed and mounted on the outer wall of the top end of the universal meter body (1), the first mounting groove (3) is formed in the outer wall of one side of the universal meter body (1), the installation block (7) is rotatably mounted on the inner walls of the two sides of the first mounting groove (3), the first plug hole (8) is symmetrically formed in the outer wall of the top end of the installation block (7), and the capacitance pen (9) is plugged in the first plug hole (8).
5. An electronic circuit monitoring method according to claim 4, wherein: protection subassembly (2) include first spout (21), safety cover (22), draw runner (23) and protection stopper (24), first spout (21) have been seted up to the symmetry on the both sides outer wall of universal meter main part (1), install safety cover (22) on the outer wall of universal meter main part (1) one side, it has draw runner (23) to correspond first spout (21) welding on the both sides inner wall of safety cover (22), it is fixed with protection stopper (24) to correspond socket (4) installation on the top inner wall of safety cover (22).
6. An electronic circuit monitoring method according to claim 4, wherein: the adjusting assembly (5) comprises an adjusting plate (51), a supporting rod (52), a second inserting hole (53), a first inserting rod (54), a telescopic plate (55), a first clamping groove (56), a second sliding groove (57) and a second sliding block (58), the adjusting plate (51) is rotatably installed on the outer wall of two sides of the first installing groove (3) above the installing block (7), the second inserting hole (53) is formed in the outer wall of the bottom end of the adjusting plate (51) in a distributed mode, the first inserting rod (54) is inserted into the second inserting hole (53), the telescopic plate (55) is welded on the outer wall of the bottom end between the first inserting rods (54), the supporting rod (52) is rotatably installed on the outer wall of one side of the telescopic plate (55), the first clamping groove (56) is formed in the outer wall of one side of the universal meter main body (1) corresponding to the supporting rod (52), the second sliding groove (57) is formed in the outer wall of one side of the adjusting plate (, a second sliding block (58) is welded on the outer wall of one side of the expansion plate (55) corresponding to the second sliding groove (57), and the outer wall of the second sliding block (58) is attached to the inner wall of the second sliding groove (57).
7. An electronic circuit monitoring method according to claim 4, wherein: the buckle assembly (6) comprises a first inserting groove (61), a second inserting rod (62), a T-shaped hole (63), a first spring (64), a third sliding block (65), a third sliding groove (66), a second inserting groove (67), a push rod (68), a through groove (69), a push rod (610), a second spring (611) and a fixing groove (612), wherein the adjusting plate (51) is internally provided with the first inserting groove (61) corresponding to the second inserting hole (53), the first inserting groove (61) is internally inserted with the second inserting rod (62), the second inserting rod (62) is positioned on the outer wall of the top end inside the first inserting groove (61) and is provided with the T-shaped hole (63), the inner wall of one side of the first inserting groove (61) is welded with the first spring (64), the other end of the first spring (64) is welded on the outer wall of one side of the second inserting rod (62), the inner wall of the bottom end of the first inserting groove (61) is provided with the third sliding groove (66), the outer wall of the second inserting rod (62) is welded with a third sliding block (65) corresponding to a third sliding groove (66), the inner wall of the top end of the first inserting groove (61) is provided with a second inserting groove (67), an ejector rod (68) is inserted into the inner part of the second inserting groove (67), the outer wall of one side of the adjusting plate (51) is communicated with the second inserting groove (67) to form a through groove (69), the outer wall of one side of the ejector rod (68) is welded with a push rod (610) corresponding to the through groove (69), the inner wall of the bottom end of the through groove (69) is welded with a second spring (611), the other end of the second spring (611) is welded onto the outer wall of the bottom end of the push rod (610), and the outer wall of one side of the first inserting rod (54) is distributed with a fixing groove (612) corresponding to the second inserting rod.
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| CN202010537261.2A CN111650414A (en) | 2020-06-12 | 2020-06-12 | Electronic circuit monitoring method |
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| CN202010537261.2A CN111650414A (en) | 2020-06-12 | 2020-06-12 | Electronic circuit monitoring method |
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Cited By (1)
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| CN113341191A (en) * | 2021-06-07 | 2021-09-03 | 宁波工程学院 | Circuit electronic experiment monitoring devices |
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