CN107132418B - Resistance detection system of overcurrent protection element - Google Patents
Resistance detection system of overcurrent protection element Download PDFInfo
- Publication number
- CN107132418B CN107132418B CN201710456171.9A CN201710456171A CN107132418B CN 107132418 B CN107132418 B CN 107132418B CN 201710456171 A CN201710456171 A CN 201710456171A CN 107132418 B CN107132418 B CN 107132418B
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- CN
- China
- Prior art keywords
- panel
- electrically connected
- cavity
- module
- shell
- Prior art date
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- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 239000003990 capacitor Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 24
- 238000005192 partition Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- 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
- G01R27/08—Measuring resistance by measuring both voltage and current
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a resistance detection system of an overcurrent protection element, which comprises a system control module, a load side control module electrically connected with the system control module, a current control load module electrically connected with the load control module, a charging module electrically connected with the system control module, a voltage detection module electrically connected with the system control module, a tested device electrically connected with the current control load module, a super capacitor group electrically connected with the current control load module and the tested device and a current transformer electrically connected with the tested device. The invention has the advantages of simple structure, low cost, convenient use, high detection precision, more stable performance and longer service life.
Description
Technical Field
The present invention relates to electronic detection systems, and more particularly to a resistance detection system for an overcurrent protection element.
Background
At present, no resistance detection system of a large-current overcurrent protection element exists, the safety performance and the working efficiency of the traditional mode are required to be improved, and the precision and portability are required to be improved, namely, a space which can be improved on an originally better product is provided.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects of the prior art and providing a resistance detection system of an overcurrent protection element, which has the advantages of simple structure, low cost, convenient use, high detection precision, more stable performance and longer service life.
The technical scheme adopted by the invention is as follows:
the resistance detection system of the overcurrent protection element comprises a system control module, a load side control module electrically connected with the system control module, a current control load module electrically connected with the load control module, a charging module electrically connected with the system control module, a voltage detection module electrically connected with the system control module, a tested device electrically connected with the current control load module, a super capacitor group electrically connected with the current control load module and the tested device and a current transformer electrically connected with the tested device.
The super capacitor group comprises a plurality of capacitors connected in series, the charging module comprises a plurality of chargers, each charger is electrically connected with one capacitor, and the voltage detection module is respectively connected with each capacitor.
The detection module is electrically connected with the current transformer.
One end of the tested device is the positive end of the tested device.
The current control load module is provided with a plurality of electronic switches and a plurality of resistors, each electronic switch comprises an anode, a cathode and a control electrode, each control electrode is electrically connected with the load control module, the anode of each electronic switch is electrically connected with the super capacitor bank, the anode of each resistor is electrically connected with the cathode of the electronic switch, and the cathode of each resistor is electrically connected with the anode of the tested device.
Further, the system control module is electrically connected with a computer.
Further, the system control module may be electrically connected to a wireless transceiver module.
Further, the invention can also comprise a mobile terminal which is communicated with the system control module through the wireless transceiver module.
Further, the system control module may be electrically connected to a display screen.
Further, the invention also comprises a shell and a shell of the resistance detection system, which is characterized in that: the lifting handle comprises a shell, a plurality of wheels distributed at the lower end of the shell in an array manner and a plurality of lifting handles distributed at the upper end face of the shell in an array manner; the inner lower end of the shell is provided with a first cavity, the inner upper end of the shell is provided with a second cavity, a partition plate is arranged between the first cavity and the second cavity, two side ends of the shell are respectively provided with a radiating hole, and the radiating holes on two sides of the shell are matched with the first cavity to form a gas flow channel. A step of
The shell comprises a bottom plate arranged at the bottom end, an upper panel arranged above the bottom plate, a left panel arranged between the bottom plate and the upper panel and arranged at the left side, a right panel arranged between the bottom plate and the upper panel and arranged at the right side, a front panel arranged between the bottom plate and the upper panel and arranged at the front side, and a rear panel arranged between the bottom plate and the upper panel and arranged at the rear side; the back panel, the left side panel, the front side panel and the right side panel are connected end to end.
The upper panel is provided with a first perforation which is communicated with the lower end from the upper end, and the first perforation is communicated with the second cavity; the first perforation edge of the upper end face of the upper panel is provided with a first flange extending upwards; the upper end face of the upper panel is provided with a first flange, the left panel, the front panel, the right panel and the rear panel are matched to form a first sealing groove, and the first sealing groove is a square groove.
The partition plate is provided with at least two threading holes, and each threading hole is communicated from the first cavity to the second cavity; the partition plate at the second cavity side is provided with a plurality of mounting columns distributed in an array mode, and the mounting columns are provided with inner screw tooth structures.
The upper end face of the upper panel is provided with a cover plate, and the cover plate is arranged at the first sealing groove; and a first sealing ring is arranged in the first sealing groove.
The rear panel is provided with a second perforation which is communicated with the first cavity outwards; the second perforation edge of the back panel is provided with a second flange which extends outwards from the back panel, the second flange 213 is matched with the left panel and the right panel to form a second sealing groove, and a second sealing ring is installed in the second sealing ring.
The rear panel at the second cavity is provided with a third perforation which penetrates through the second cavity outwards.
A fourth through hole which penetrates through the first cavity outwards is formed in the left panel positioned at the first cavity.
And a second cover plate is arranged at the second flange.
The first cavity and the second cavity isolate the heat source from the non-heat source, and meanwhile, a direction of heat transfer perpendicular to the direction of the very non-heat source is formed in the first cavity, so that the occurrence of a collision phenomenon is avoided. The first perforation and the second perforation can be fine make things convenient for the dismouting, and apron and second apron can play sealed effect, are waterproof to a certain extent when avoiding the top to have liquid to spill down again.
The invention has the advantages of simple structure, low cost, convenient use, high detection precision, more stable performance and longer service life.
Drawings
FIG. 1 is a schematic structural view of the housing of the present invention;
FIG. 2 is a schematic structural view of the housing of the present invention;
FIG. 3 is a schematic view of the structure of the housing of the present invention;
FIG. 4 is a schematic view of the structure of the housing of the present invention;
FIG. 5 is a schematic diagram of the circuit principle of the present invention;
FIG. 6 is a schematic diagram of a current controlled load module in a circuit portion of the present invention;
fig. 7 is a schematic diagram of the charging module, the voltage detection module and the super capacitor bank in the circuit part of the present invention.
Detailed Description
As shown in fig. 1 to 7, the resistance detection system of the overcurrent protection element of the invention comprises a system control module, a load side control module electrically connected with the system control module, a current control load module electrically connected with the load control module, a charging module electrically connected with the system control module, a voltage detection module electrically connected with the system control module, a tested device electrically connected with the current control load module, a super capacitor group electrically connected with the current control load module and the tested device, and a current transformer electrically connected with the tested device.
The super capacitor group comprises a plurality of capacitors connected in series, the charging module comprises a plurality of chargers, each charger is electrically connected with one capacitor, and the voltage detection module is respectively connected with each capacitor.
The detection module is electrically connected with the current transformer.
One end of the tested device is the positive end of the tested device.
The current control load module is provided with a plurality of electronic switches and a plurality of resistors, each electronic switch comprises an anode, a cathode and a control electrode, each control electrode is electrically connected with the load control module, the anode of each electronic switch is electrically connected with the super capacitor bank, the anode of each resistor is electrically connected with the cathode of the electronic switch, and the cathode of each resistor is electrically connected with the anode of the tested device.
Further, the system control module is electrically connected with a computer.
Further, the system control module may be electrically connected to a wireless transceiver module.
Further, the invention can also comprise a mobile terminal which is communicated with the system control module through the wireless transceiver module.
Further, the system control module may be electrically connected to a display screen.
Further, the invention also comprises a shell and a shell of the resistance detection system, which is characterized in that: the lifting handle comprises a shell, a plurality of wheels distributed at the lower end of the shell in an array manner and a plurality of lifting handles distributed at the upper end face of the shell in an array manner; the lower extreme is equipped with first cavity 212 in the inside of casing, the inside upper end of casing is equipped with second cavity 210, first cavity with be equipped with the baffle between the second cavity, the both sides end of casing is equipped with the louvre respectively, cooperates between louvre and the first cavity on casing both sides and forms the gas flow passageway. A step of
The shell comprises a bottom plate arranged at the bottom end, an upper panel arranged above the bottom plate, a left panel 21 arranged between the bottom plate and the upper panel and arranged at the left side, a right panel 23 arranged between the bottom plate and the upper panel and arranged at the right side, a front panel arranged between the bottom plate and the upper panel and arranged at the front side, and a rear panel arranged between the bottom plate and the upper panel and arranged at the rear side; the back panel, the left side panel, the front side panel and the right side panel are connected end to end.
The upper panel is provided with a first perforation which is communicated with the lower end from the upper end, and the first perforation is communicated with the second cavity; the first perforation edge of the upper end surface of the upper panel is provided with a first flange 211 extending upwards; the first flange 211 is located at the upper end surface of the upper panel, and cooperates with the left panel 21, the front panel, the right panel 23 and the rear panel to form a first sealing groove, and the first sealing groove is a square groove.
The partition plate is provided with at least two threading holes, and each threading hole is communicated from the first cavity to the second cavity; the partition plate at the second cavity side is provided with a plurality of mounting columns distributed in an array mode, and the mounting columns are provided with inner screw tooth structures.
A cover plate 29 is arranged on the upper end face of the upper panel, and the cover plate 29 is arranged at the first sealing groove; and a first sealing ring is arranged in the first sealing groove.
The rear panel is provided with a second perforation which is communicated with the first cavity outwards; the second perforation edge of the back panel is provided with a second flange 213 extending outwards from the back panel, the second flange 213 is matched with the left panel 21 and the right panel to form a second sealing groove, and a second sealing ring is installed in the second sealing ring.
The rear panel at the second cavity is provided with a third perforation which penetrates through the second cavity outwards.
A fourth through hole penetrating from the first cavity to the outside is formed in the left panel 21 located at the first cavity.
A second cover plate 28 is mounted at the second flange.
The first cavity and the second cavity isolate the heat source from the non-heat source, and meanwhile, a direction of heat transfer perpendicular to the direction of the very non-heat source is formed in the first cavity, so that the occurrence of a collision phenomenon is avoided. The first perforation and the second perforation can be fine make things convenient for the dismouting, and apron and second apron can play sealed effect, are waterproof to a certain extent when avoiding the top to have liquid to spill down again.
The working principle of the invention is as follows: the system control module controls the current control load module, the current control load module controls the on-off of each resistor to determine the resistance value of the total resistor, the charging module charges the super capacitor, the system control module controls the super capacitor to discharge and supply the super capacitor to a tested device, the current transformer detects the current of the tested device, the system control module analyzes the detected data and sends the analysis result to a computer or a mobile terminal.
Claims (1)
1. The resistance detection system of overcurrent protection component, its characterized in that: the system comprises a system control module, a load control module electrically connected with the system control module, a current control load module electrically connected with the load control module, a charging module electrically connected with the system control module, a voltage detection module electrically connected with the system control module, a tested device electrically connected with the current control load module, a super capacitor group electrically connected with the current control load module and the tested device and a current transformer electrically connected with the tested device;
the super capacitor group comprises a plurality of capacitors connected in series, the charging module comprises a plurality of chargers, each charger is electrically connected with one capacitor, and the voltage detection module is respectively connected with each capacitor;
the detection module is electrically connected with the current transformer;
one end of the device to be tested is the positive end of the device to be tested;
the current control load module is provided with a plurality of electronic switches and a plurality of resistors, each electronic switch comprises an anode, a cathode and a control electrode, each control electrode is electrically connected with the load control module, the anode of each electronic switch is electrically connected with the super capacitor group, the anode of each resistor is electrically connected with the cathode of the electronic switch, and the cathode of each resistor is electrically connected with the anode of the tested device;
the resistor detection system comprises a shell, a resistor detection system and a resistor detection system, wherein the resistor detection system comprises a shell (2), a plurality of wheels (1) distributed at the lower end of the shell (2) in an array manner and a plurality of handles (3) distributed at the upper end face of the shell (2) in an array manner; the lower end of the inside of the shell (2) is provided with a first cavity (212), the upper end of the inside of the shell (2) is provided with a second cavity (210), a partition plate is arranged between the first cavity (212) and the second cavity (210), the two side ends of the shell (2) are respectively provided with heat dissipation holes (25, 26), and a gas flow channel is formed by matching the heat dissipation holes on the two sides of the shell (2) with the first cavity (212);
the shell (2) comprises a bottom plate (22) arranged at the bottom end, an upper panel (27) arranged above the bottom plate (22), a left panel (21) arranged between the bottom plate (22) and the upper panel (27) and arranged at the left side, a right panel (23) arranged between the bottom plate (22) and the upper panel (27) and arranged at the right side, a front panel arranged between the bottom plate (22) and the upper panel (27) and arranged at the front side, and a rear panel arranged between the bottom plate (22) and the upper panel (27) and arranged at the rear side; the rear panel, the left side panel, the front panel and the right side panel are connected end to end;
the upper panel (27) is provided with a first perforation which penetrates from the upper end to the lower end, and the first perforation is communicated with the second cavity (210); a first flange (211) extending upwards is arranged at the first perforation edge of the upper end surface of the upper panel (27); the first flange (211) is matched with the left panel (21), the front panel, the right panel (23) and the rear panel to form a first sealing groove at the upper end face of the upper panel (27), and the first sealing groove is a square groove;
the partition plate is provided with at least two threading holes, and each threading hole is communicated from the first cavity (212) to the second cavity (210); a plurality of mounting columns distributed in an array are arranged on the partition plate at the side of the second cavity (210), and an inner thread structure is arranged on each mounting column; a cover plate (29) is arranged on the upper end face of the upper panel (27), and the cover plate (29) is arranged at the first sealing groove; a first sealing ring is arranged in the first sealing groove; the rear panel is provided with a second perforation which is communicated outwards from the first cavity (212); the second perforation edge of the rear panel is provided with a second flange (213) extending outwards from the rear panel, the second flange (213) is matched with the left panel (21) and the right panel to form a second sealing groove, and a second sealing ring is arranged in the second sealing groove; a third through hole which penetrates outwards from the second cavity (210) is formed in the rear panel positioned at the second cavity (210); a fourth through hole which penetrates outwards from the first cavity (212) is formed in the left panel (21) positioned at the first cavity (212); a second cover plate (28) is mounted at the second flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456171.9A CN107132418B (en) | 2017-06-16 | 2017-06-16 | Resistance detection system of overcurrent protection element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456171.9A CN107132418B (en) | 2017-06-16 | 2017-06-16 | Resistance detection system of overcurrent protection element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107132418A CN107132418A (en) | 2017-09-05 |
| CN107132418B true CN107132418B (en) | 2024-04-09 |
Family
ID=59734732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710456171.9A Active CN107132418B (en) | 2017-06-16 | 2017-06-16 | Resistance detection system of overcurrent protection element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107132418B (en) |
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