CN113267661B - Intelligent electrical variable measuring equipment - Google Patents
Intelligent electrical variable measuring equipment Download PDFInfo
- Publication number
- CN113267661B CN113267661B CN202110823975.4A CN202110823975A CN113267661B CN 113267661 B CN113267661 B CN 113267661B CN 202110823975 A CN202110823975 A CN 202110823975A CN 113267661 B CN113267661 B CN 113267661B
- Authority
- CN
- China
- Prior art keywords
- circuit
- gear
- device shell
- charge
- electromagnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- 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
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The invention discloses intelligent electrical variable measuring equipment, which relates to the technical field of intelligent manufacturing equipment. The circuit element bearing assembly comprises a charge measuring pipe, a power supply bearing pipe and a current measuring pipe, and the circuit switching assembly is used for switching the circuit connecting position to meet the correct conduction of the circuit element. The invention can automatically detect the type change gear of the circuit element to be detected for measurement, and solves the problem that the measurement of different circuit elements by the existing electrical variable measuring equipment needs manual regulation and control.
Description
Technical Field
The invention relates to the technical field of intelligent manufacturing equipment, in particular to intelligent electrical variable measuring equipment.
Background
The existing electrical variable measuring equipment needs a user to manually switch gears before use, when unknown circuit elements are subjected, proper gears cannot be found for measurement, other circuit equipment needs to be used in advance to detect the types of specific circuit elements, then the proper gears can be selected for measurement, and when a large number of circuit elements are detected, the gears need to be changed ceaselessly, and a large amount of time needs to be consumed for manual switching. The patent number (CN 201220054013.3) discloses a universal switch for measuring voltage, current and thermal resistance signals, which is suitable for the measurement objects of voltage signal, current signal and thermal resistance signal, and is convenient for completing the measurement of different object signals, but the switch and the switch device still need to be manually switched.
Disclosure of Invention
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: an intelligent electrical variable measuring device comprises a circuit element bearing assembly for bearing each circuit element, and a device shell assembly for supporting the circuit element bearing assembly to rotate, wherein the circuit element bearing assembly comprises a charge measuring tube, a power supply bearing tube and a current measuring tube, leads are arranged in the charge measuring tube, the power supply bearing tube and the current measuring tube, the charge measuring tube, the power supply bearing tube and the current measuring tube are fixedly arranged on a center ring, outer contact seats of the center ring are fixedly arranged on the center ring, six outer contact seats of the center ring are arranged, and the six outer contact seats of the center ring are respectively and fixedly connected with two ends of the inner leads of the charge measuring tube, the power supply bearing tube and the current measuring tube; still include the circuit switching module, the circuit switching module includes: the axis of rotation, axis of rotation rotate to be installed on device shell subassembly, are provided with the fixed contact base in right side, hand in the axis of rotation and twist and rotate the contact base, have two circuit contact points on the fixed contact base in right side, and the hand is twisted and is rotated and have two circuit contact points on the contact base, and circuit contact point connects the outer contact base of centre ring and makes the circuit switch on, and the fixed contact base in right side is twisted with the hand and is rotated and also have inside wire to connect between the contact base and switch on.
Further, the circuit component carrier assembly further comprises: lamp source communicating vessel, the charge meter, a power supply, fixed resistor and ampere meter, lamp source communicating vessel fixed mounting is on the charge measurement pipe, lamp source communicating vessel is connected with the charge measurement pipe internal conductor, charge meter fixed mounting is on the charge measurement pipe, the charge meter is connected with the charge measurement pipe internal conductor, power fixed mounting is on the power carrier tube, the power is connected with the power carrier tube internal conductor, fixed resistor fixed mounting is on the current measurement pipe, fixed resistor is connected with the current measurement pipe internal conductor, ampere meter fixed mounting is on the current measurement pipe, the ampere meter is connected with the current measurement pipe internal conductor.
Further, fixed contact base fixed mounting in the axis of rotation in right side, the hand is twisted and is rotated the contact base and rotate and install in the axis of rotation, and the hand is twisted and is rotated the contact base and be equipped with the protruding piece of rectangle with axis of rotation hookup location, and the axis of rotation is twisted with the hand and is rotated contact base hookup location and be provided with the circular arc groove, and switch fixed mounting is twisted to the hand and is rotated on the contact base.
Further, the device housing assembly further comprises: the device comprises a device shell, an outer ring support frame is fixedly arranged on the device shell, a center ring is fixedly arranged on an inner ring incomplete gear, and the inner ring incomplete gear is rotatably arranged on the outer ring support frame; the inner ring support frame is fixedly arranged on the device shell, and the rotating shaft is rotatably arranged on the inner ring support frame; the rack sliding seat is fixedly installed on a shell of the device, the rack is slidably installed on the rack sliding seat, a rack and an outer ring gear form gear and rack matching, the outer ring gear is fixedly installed on an inner ring incomplete gear, the inner ring incomplete gear is fixedly connected with the inner ring incomplete gear, the inner ring incomplete gear and a transmission pinion intermittently form gear matching, the transmission pinion is rotatably installed on the shell of the device, the transmission pinion and the inner ring incomplete gear intermittently form gear matching, the switching assembly gear is fixedly installed on a rotating shaft, and the switching assembly gear and the transmission pinion form gear matching.
Furthermore, the device also comprises a spring, one end of the spring is fixedly arranged on the rack, the other end of the spring is fixedly arranged on the supporting plate, and the supporting plate is fixedly arranged on the device shell.
Further, still include the electro-magnet, electro-magnet fixed mounting is on the device shell, and terminal fixed mounting is on the device shell, and the terminal is provided with two, and the one end of electro-magnet wire is connected with the coil of electro-magnet, and the coil other end and the terminal connection of electro-magnet, the other end and the internal power source of electro-magnet wire are connected, and permanent magnet fixed mounting is on the rack.
Furthermore, a right external contact base and a left external contact base are fixedly mounted on a device shell, the right external contact base is fixedly mounted on the device shell, the left external contact base is fixedly mounted on the device shell, the right external contact base is electrically connected with a right binding post, the left external contact base is electrically connected with a left binding post, an internal contact base is fixedly mounted on a charge measuring tube, a power supply bearing tube and a current measuring tube and is connected with internal leads of the charge measuring tube, the power supply bearing tube and the current measuring tube, the number of the internal contact bases is six, circuit contact points are arranged on the right external contact base, the left external contact base and the internal contact base, the right external contact base is in contact with the circuit contact points of the internal contact base to conduct a circuit, and the left external contact base is in contact with the circuit contact points of the internal contact base to conduct the circuit; the lamp source is fixedly arranged on the device shell and is electrically connected with the lamp source communicating device; the display dial is fixedly arranged on the device shell, the charge meter is electrically connected with the display dial, and the ammeter is electrically connected with the display dial.
Furthermore, the electromagnets, the electromagnet conducting wires, the permanent magnets, the racks, the springs, the supporting plates, the outer ring gears and the inner ring incomplete gears are symmetrically arranged in two groups relative to the center of the device housing assembly, and the permanent magnet electrodes on the left side and the right side are arranged in the same direction.
Compared with the prior art, the invention has the beneficial effects that: (1) the intelligent electrical variable measuring equipment disclosed by the invention is used for switching to different gears for measurement by aiming at different circuit elements by utilizing an electromagnetic principle; (2) the intelligent electrical variable measuring equipment is provided with the circuit element bearing assembly and the circuit switching assembly, so that the problem of series switching of circuits when internal elements are repeatedly and discontinuously used is solved; (3) the circuit switching assembly measures the size of the capacitor by setting a hand-screwing switching charging structure.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
2-3 are schematic views of the gear shifting structure of the present invention;
FIG. 4 is a schematic view of a circuit component carrier assembly according to the present invention;
FIGS. 5-6 are schematic diagrams of circuit switching elements according to the present invention;
FIG. 7 is a schematic view of a device housing assembly of the present invention;
FIG. 8 is a schematic diagram of a charge measurement circuit according to the present invention;
FIG. 9 is a schematic diagram of a capacitor charging circuit according to the present invention;
FIG. 10 is a schematic diagram of a resistance measurement circuit according to the present invention;
FIG. 11 is a schematic diagram of a power measurement circuit according to the present invention.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example (b): as shown in fig. 1-3, the intelligent electrical variable measuring device comprises a device housing assembly 1, a circuit element bearing assembly 2, a circuit switching assembly 3, an electromagnet 4, a binding post 5, an electromagnet lead 6, a permanent magnet 7, a rack 8, a spring 9, a support plate 10, an outer ring gear 11, an inner ring incomplete gear 12, an inner connecting incomplete gear 13, a transmission pinion 14 and a switching assembly gear 15; the device case assembly 1 shown in fig. 7 further includes: the device comprises a device shell 101, an outer ring support frame 102, an inner ring support frame 103, a rack sliding seat 104, a right external contact seat 105, a left external contact seat 106, a lamp source 107 and a display dial 108, wherein a circuit element bearing component 2 is fixedly connected with an inner ring incomplete gear 12, the inner ring incomplete gear 12 is rotatably installed on the outer ring support frame 102, a circuit switching component 3 is rotatably installed on the inner ring support frame 103, an electromagnet 4 is fixedly installed on the device shell 101, a binding post 5 is fixedly installed on the device shell 101, two binding posts 5 are arranged, one end of an electromagnet lead 6 is connected with a coil of the electromagnet 4, the other end of the electromagnet lead 6 is connected with an internal power supply, a permanent magnet 7 is fixedly installed on a rack 8, the rack 8 is slidably installed on the rack sliding seat 104, a support plate 10 is fixedly installed on the device shell 101, and one end of a spring 9 is fixedly connected with the rack 8, the other end of the spring 9 is fixedly connected with a supporting plate 10, an outer ring gear 11 is fixedly connected with an inner ring incomplete gear 12, the outer ring gear 11 and a rack 8 form gear-rack matching, an inner connecting incomplete gear 13 is fixedly connected with the inner ring incomplete gear 12, the inner connecting incomplete gear 13 and a transmission pinion 14 intermittently form gear matching, the transmission pinion 14 is rotatably installed on a device shell 101, the transmission pinion 14 and the inner ring incomplete gear 12 intermittently form gear matching, a switching component gear 15 is fixedly installed on a circuit switching component 3, and the switching component gear 15 and the transmission pinion 14 form gear-rack matching; outer loop support frame 102 fixed mounting is on device shell 101, inner loop support frame 103 fixed mounting is on device shell 101, rack sliding seat 104 fixed mounting is on device shell 101, the external contact seat 105 fixed mounting in right side is on device shell 101, the external contact seat 106 fixed mounting in left side is on device shell 101, the external contact seat 105 in right side is connected with the terminal 5 electricity on right side, the external contact seat 106 in left side is connected with left terminal 5 electricity, lamp source 107 fixed mounting is on device shell 101, display dial 108 fixed mounting is on device shell 101. After the terminals 5 at two sides are contacted with two ends of an element to be detected, the circuits of the terminals 5 at two ends and an electromagnet lead 6 are communicated, so that different currents are generated in the electromagnet 4 according to the circuit conditions, magnetic fields with different strengths are generated, the electromagnet 4 interacts with a permanent magnet 7 to drive a rack 8 to slide on a rack sliding seat 104 and drive an outer ring gear 11 to rotate, the outer ring gear 11 rotates to drive an inner ring incomplete gear 12 and an inner contact incomplete gear 13 to rotate together, the inner contact incomplete gear 13 and a transmission pinion 14 form gear fit at the initial position, the inner contact incomplete gear 13 rotates to drive the transmission pinion 14 to rotate, the transmission pinion 14 rotates to drive a switching component gear 15 to rotate, and the switching component gear 15 rotates to drive a circuit switching component 3 to rotate; after the internal incomplete gear 13 rotates one hundred twenty degrees, the internal incomplete gear 13 is disengaged from the transmission pinion 14, the inner ring incomplete gear 12 is meshed with the internal incomplete gear 13, the inner ring incomplete gear 12 rotates to drive the transmission pinion 14 to rotate, the direction is opposite to that before, and the transmission pinion 14 rotates to drive the switching assembly gear 15 to rotate reversely.
The circuit component carrier assembly 2 as shown in fig. 4 comprises: a center ring 201, a charge measuring pipe 202, a power supply bearing pipe 203, a current measuring pipe 204, an internal contact base 205, a center ring external contact base 206, a lamp source communicating vessel 207, a charge meter 208, a power supply 209, a fixed resistor 210 and an ammeter 211, wherein the center ring 201 is fixedly connected with the inner ring incomplete gear 12, the charge measuring pipe 202, the power supply bearing pipe 203 and the current measuring pipe 204 are fixedly arranged on the center ring 201 and internally provided with wires, the internal contact base 205 is fixedly arranged on the charge measuring pipe 202, the power supply bearing pipe 203 and the current measuring pipe 204 and is connected with the internal wires of the charge measuring pipe 202, the power supply bearing pipe 203 and the current measuring pipe 204, the internal contact bases 205 are totally six, the center ring external contact base 206 is fixedly arranged on the center ring 201 and is connected with the internal wires of the charge measuring pipe 202, the power supply bearing pipe 203 and the current measuring pipe 204, the center ring external contact bases 206 are totally six, the lamp source communicating vessel 207 is fixedly arranged on the charge measuring tube 202, the lamp source communicating vessel 207 is electrically connected with the lamp source 107, the lamp source communicating vessel 207 is connected with a lead inside the charge measuring tube 202, the charge meter 208 is fixedly arranged on the charge measuring tube 202, the charge meter 208 is electrically connected with the display dial 108, the charge meter 208 is connected with a lead inside the charge measuring tube 202, the power supply 209 is fixedly arranged on the power supply bearing tube 203, the power supply 209 is connected with a lead inside the power supply bearing tube 203, the fixed resistor 210 is fixedly arranged on the current measuring tube 204, the fixed resistor 210 is connected with a lead inside the current measuring tube 204, the ammeter 211 is fixedly arranged on the current measuring tube 204, the ammeter 211 is electrically connected with the display dial 108, and the ammeter 211 is connected with a lead inside the current measuring tube 204; the power supply bearing tube 203 is independently connected with a circuit to charge the capacitor; the charge measuring tube 202 is connected to a circuit independently, and the quantity of the circulating electric charge of the capacitor is counted; connecting the power supply bearing tube 203 and the current measuring tube 204 in series to a circuit, and measuring the resistance value of the resistor; the current measuring tube 204 is separately connected into a circuit to measure the voltage of an external power supply.
The circuit switching assembly 3 as shown in fig. 5-6 includes: the device comprises a rotating shaft 301, a right fixed contact base 302, a hand-screwing rotating contact base 303 and a hand-screwing switch 304, wherein the rotating shaft 301 is rotatably installed on an inner ring supporting frame 103, the right fixed contact base 302 is fixedly installed on the rotating shaft 301, the hand-screwing rotating contact base 303 is rotatably installed on the rotating shaft 301, the hand-screwing switch 304 is fixedly installed on the hand-screwing rotating contact base 303, two circuit contact points are arranged on the right fixed contact base 302, two circuit contact points are arranged on the hand-screwing rotating contact base 303, the circuit contact points are connected with a center ring outer contact base 206 to conduct a circuit, and an internal lead is also connected and conducted between the right fixed contact base 302 and the hand-screwing rotating contact base 303; the hand-operated twist switch 304 drives the hand-operated twist rotating contact base 303 to rotate, and the hand-operated twist rotating contact base 303 rotates to drive the rotating shaft 301 to rotate, so that the circuit switching assembly 3 is driven to rotate integrally; the rotating shaft 301 is driven to rotate by the switching assembly gear 15, and the rotating shaft 301 cannot drive the hand-screwing rotating contact base 303 to rotate due to the existence of the arc groove.
The working principle is as follows: when the device is used, the binding posts 5 on the two sides are connected to the two ends of an element to be detected through lead wires, if a capacitor is detected, no current passes through the electromagnet 4, the rack 8 is kept at the original position, the switch 304 is manually twisted to drive the circuit switching component 3 to rotate, and the circuit condition is as shown in fig. 9, so that the two poles of the capacitor are charged; after charging, the hand-operated switch 304 is twisted to return, the circuit switching assembly 3 returns under the action of the spring 9, at the moment, the circuit condition is as shown in fig. 8, the capacitor is discharged, the service life condition of the capacitor is judged according to the lamp source 107, the voltage of the power supply 209 is known, and the size of the capacitor is obtained through the display dial 108; if the detected resistance is a resistor, weak current passes through the electromagnet 4 to drive the rack 8 to slide for a certain distance, the circuit element bearing assembly 2 is driven to rotate for one hundred twenty degrees, the rotating shaft 301 rotates along with the rack, the right fixed contact base 302 is driven to rotate, but the rotating contact base 303 is still kept at the original position after being twisted by hand, the circuit condition is shown in fig. 10, and the resistance value of the resistor is measured through the display dial 108; if the power supply is detected, a strong current passes through the electromagnet 4, so that the rack 8 is driven to slide to the uppermost end, the circuit element bearing assembly 2 is driven to rotate by one hundred twenty degrees, the rotating shaft 301 rotates along with the rack, but the rotating direction is opposite to that of the rack, at the moment, the circuit condition is as shown in fig. 11, and the voltage of the power supply to be detected is obtained through the display dial 108.
Claims (5)
1. An intelligent electrical variable measuring apparatus comprising a circuit element carrying assembly for carrying respective circuit elements, a device housing assembly for supporting the circuit element carrying assembly for rotation, wherein:
the circuit element bearing assembly comprises a charge measuring pipe, a power supply bearing pipe and a current measuring pipe, wherein conducting wires are arranged in the charge measuring pipe, the power supply bearing pipe and the current measuring pipe;
still include the circuit switching module, the circuit switching module includes: the rotating shaft is rotatably installed on the device shell assembly, a right fixed contact seat and a hand-screwing rotating contact seat are arranged on the rotating shaft, two circuit contact points are arranged on the right fixed contact seat, two circuit contact points are arranged on the hand-screwing rotating contact seat, the circuit contact points are connected with the outer contact seat of the center ring to conduct a circuit, and an internal lead is also connected and conducted between the right fixed contact seat and the hand-screwing rotating contact seat;
the device housing assembly further comprises: the device comprises a device shell, an outer ring support frame is fixedly arranged on the device shell, a center ring is fixedly arranged on an inner ring incomplete gear, and the inner ring incomplete gear is rotatably arranged on the outer ring support frame; the inner ring support frame is fixedly arranged on the device shell, and the rotating shaft is rotatably arranged on the inner ring support frame; the gear rack sliding seat is fixedly arranged on a shell of the device, the gear rack is slidably arranged on the gear rack sliding seat, the gear rack and the outer ring gear form gear-rack matching, the outer ring gear is fixedly arranged on the inner ring incomplete gear, the inner connecting incomplete gear is fixedly connected with the inner ring incomplete gear, the inner connecting incomplete gear and the transmission pinion intermittently form gear matching, the transmission pinion is rotatably arranged on the shell of the device, the transmission pinion and the inner ring incomplete gear intermittently form gear matching, the switching component gear is fixedly arranged on the rotating shaft, and the switching component gear and the transmission pinion form gear matching;
the device comprises a rack, a device shell, binding posts, an electromagnet, a permanent magnet and a power supply, wherein the electromagnet is fixedly arranged on the device shell, the binding posts are fixedly arranged on the device shell, two binding posts are arranged on the binding posts, one end of an electromagnet lead is connected with a coil of the electromagnet, the other end of the coil of the electromagnet is connected with the binding posts, the other end of the electromagnet lead is connected with the internal power supply, and the permanent magnet is fixedly arranged on the rack;
the electromagnets, the electromagnet leads, the permanent magnets, the racks, the springs, the supporting plates, the outer ring gears and the inner ring incomplete gears are symmetrically arranged in two groups around the center of the device shell component, and the permanent magnet electrodes on the left side and the right side are arranged in the same direction; the wiring terminals are used for being connected with a circuit element to be detected, the wiring terminals on two sides are communicated with circuits of the wiring terminals on two ends and an electromagnet lead after the wiring terminals on two sides are contacted with two ends of the circuit element to be detected, so that different currents are generated in the electromagnet according to circuit conditions, magnetic fields with different strengths are generated, and the electromagnet and the permanent magnet interact to drive the rack to slide on the rack sliding seat.
2. An intelligent device for measuring electrical variables according to claim 1, characterized in that: the circuit component carrier assembly further comprises: lamp source communicating vessel, the charge meter, a power supply, fixed resistor and ampere meter, lamp source communicating vessel fixed mounting is on the charge measurement pipe, lamp source communicating vessel is connected with the charge measurement pipe internal conductor, charge meter fixed mounting is on the charge measurement pipe, the charge meter is connected with the charge measurement pipe internal conductor, power fixed mounting is on the power carrier tube, the power is connected with the power carrier tube internal conductor, fixed resistor fixed mounting is on the current measurement pipe, fixed resistor is connected with the current measurement pipe internal conductor, ampere meter fixed mounting is on the current measurement pipe, the ampere meter is connected with the current measurement pipe internal conductor.
3. An intelligent device for measuring electrical variables according to claim 1, characterized in that: fixed contact base fixed mounting in the axis of rotation in right side, the hand is twisted and is rotated the contact base and rotate and install in the axis of rotation, and the hand is twisted and is rotated the contact base and be equipped with the protruding piece of rectangle with rotation axis connection position, and the axis of rotation is twisted with the hand and is rotated contact base hookup location and be provided with the circular arc groove, and switch fixed mounting is twisted to the hand on the hand is rotated the contact base.
4. An intelligent device for measuring electrical variables according to claim 1, characterized in that: the device is characterized by further comprising a spring, wherein one end of the spring is fixedly installed on the rack, the other end of the spring is fixedly installed on the supporting plate, and the supporting plate is fixedly installed on the device shell.
5. An intelligent device for measuring electrical variables according to claim 1, characterized in that: the device comprises a device shell, a charge measuring tube, a power supply bearing tube, a current measuring tube, six internal contact seats, a right external contact seat, a left terminal, an internal contact seat, circuit contact points, a right external contact seat, a left external contact seat, a right external contact seat, a left terminal and a right terminal, wherein the right external contact seat is fixedly installed on the device shell; the lamp source is fixedly arranged on the device shell and is electrically connected with the lamp source communicating device; the display dial is fixedly arranged on the device shell, the charge meter is electrically connected with the display dial, and the ammeter is electrically connected with the display dial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110823975.4A CN113267661B (en) | 2021-07-21 | 2021-07-21 | Intelligent electrical variable measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110823975.4A CN113267661B (en) | 2021-07-21 | 2021-07-21 | Intelligent electrical variable measuring equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113267661A CN113267661A (en) | 2021-08-17 |
| CN113267661B true CN113267661B (en) | 2021-09-21 |
Family
ID=77236962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110823975.4A Active CN113267661B (en) | 2021-07-21 | 2021-07-21 | Intelligent electrical variable measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113267661B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190603471A (en) * | 1906-02-13 | 1906-12-13 | Robert Cooke Sayer | Improvements in, and connected with Means for Electrically Regulating the Running of Vehicles |
| TW580192U (en) * | 2002-07-02 | 2004-03-11 | Jr-Shiou Yang | Switch for electronic circuit |
| CN101866740A (en) * | 2009-04-20 | 2010-10-20 | Abb技术有限公司 | Measurement to the contact series in the tap changer |
| CN202533481U (en) * | 2012-02-17 | 2012-11-14 | 广东电网公司电力科学研究院 | Universal switching device for measuring voltage, current and thermal resistance signals |
| CN110579687A (en) * | 2019-09-20 | 2019-12-17 | 陆红阳 | Safety fault indicator for distribution network automation |
| CN110794179A (en) * | 2019-11-27 | 2020-02-14 | 国网天津市电力公司 | Quick split-phase switcher of alternating current loop |
| CN211505697U (en) * | 2019-12-03 | 2020-09-15 | 保定天威集团特变电气有限公司 | Series magnetic-aid change-over switch |
| CN111864481A (en) * | 2020-07-14 | 2020-10-30 | 浙江高尚电气科技有限公司 | Power connector with leakage tripping, surge protection and self fault detection |
| CN213122131U (en) * | 2020-06-07 | 2021-05-04 | 北京海纳川李尔汽车系统有限公司 | Device for rapidly switching electrical measurement module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0735782A (en) * | 1993-07-16 | 1995-02-07 | Matsushita Electric Ind Co Ltd | Indication meter with built-in switch for changing over measurement phase |
-
2021
- 2021-07-21 CN CN202110823975.4A patent/CN113267661B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190603471A (en) * | 1906-02-13 | 1906-12-13 | Robert Cooke Sayer | Improvements in, and connected with Means for Electrically Regulating the Running of Vehicles |
| TW580192U (en) * | 2002-07-02 | 2004-03-11 | Jr-Shiou Yang | Switch for electronic circuit |
| CN101866740A (en) * | 2009-04-20 | 2010-10-20 | Abb技术有限公司 | Measurement to the contact series in the tap changer |
| CN202533481U (en) * | 2012-02-17 | 2012-11-14 | 广东电网公司电力科学研究院 | Universal switching device for measuring voltage, current and thermal resistance signals |
| CN110579687A (en) * | 2019-09-20 | 2019-12-17 | 陆红阳 | Safety fault indicator for distribution network automation |
| CN110794179A (en) * | 2019-11-27 | 2020-02-14 | 国网天津市电力公司 | Quick split-phase switcher of alternating current loop |
| CN211505697U (en) * | 2019-12-03 | 2020-09-15 | 保定天威集团特变电气有限公司 | Series magnetic-aid change-over switch |
| CN213122131U (en) * | 2020-06-07 | 2021-05-04 | 北京海纳川李尔汽车系统有限公司 | Device for rapidly switching electrical measurement module |
| CN111864481A (en) * | 2020-07-14 | 2020-10-30 | 浙江高尚电气科技有限公司 | Power connector with leakage tripping, surge protection and self fault detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113267661A (en) | 2021-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103424597B (en) | For d-c circuit breaker can the current sensing mechanism of detection of ground faults | |
| CN113267661B (en) | Intelligent electrical variable measuring equipment | |
| CN211731069U (en) | Measuring device for a charging device and charging device | |
| CN101915885B (en) | Method for positioning intra-bundle short circuit of stator gelled coil | |
| US4039943A (en) | Position sensitive anti-tamper watthour meter | |
| CN212111754U (en) | Device for measuring positive and negative polarities of electronic balance coil | |
| CN207282420U (en) | A kind of magnetic latching relay | |
| CN115575695A (en) | Convenient-to-use equipment for measuring electrical variable | |
| CN110286295B (en) | Direct current feed screen branch CT polarity testing device and method | |
| US3387200A (en) | Battery chargers with reverse polarity indicator | |
| CN2347182Y (en) | Watt-hour meter wiring tester | |
| CN112611919A (en) | New material production is with electric conductivity detection device | |
| CN112730928B (en) | Intelligent ammeter with built-in anti-power frequency magnetic field relay and anti-magnetic method | |
| CN111443309A (en) | Device for measuring positive and negative polarities of electronic balance coil | |
| CN221427273U (en) | Electromagnet characteristic demonstration device for physical teaching | |
| CN215833594U (en) | Polarity tester for current transformer | |
| CN117712845B (en) | Intelligent electrical power distribution cabinet | |
| US1906927A (en) | Watthour electricity meter | |
| CN202205377U (en) | Ampere force experimental device | |
| US1984493A (en) | Electrical testing apparatus | |
| CN211236027U (en) | Rotary resistance box | |
| CN217425599U (en) | Charger circuit board test device | |
| US1293912A (en) | Remagnetiling device. | |
| CN213581077U (en) | Simple coil tool for testing no-load loss of transformer core | |
| CN212750157U (en) | Parallel straight wire and current-carrying coil demonstration teaching instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |