CN217059326U - Circuit breaker characteristic testing device - Google Patents

Abstract

The utility model discloses a circuit breaker characteristic test device, including the female plug of the control unit, ground wire interface, electric current sampling unit, voltage sampling unit, power cord interface, input interface, output interface and aviation, power cord interface electricity connection control unit, input interface and output interface are connected to the control unit electricity, the female plug of aviation is connected to the output interface electricity, the input interface is connected to the input electricity of voltage sampling unit, output electricity connection control unit, the input interface is connected to the input electricity of electric current sampling unit, and output electricity connection control unit still includes communication unit, the control unit electricity is connected communication unit. After the test is finished, the test data and the test result can be transmitted to the external mobile phone and the company intranet system through the communication unit in a communication connection mode, so that manual entry is omitted, and the test efficiency is improved.

Description

Circuit breaker characteristic testing device

Technical Field

The utility model relates to an electrical test technical field, in particular to circuit breaker characteristic test device.

Background

The mechanical property test sequence of the traditional high-voltage switch is as follows: opening the high-voltage switch panel, and clamping the locking electromagnet by using a clamp to realize unlocking of the locking electromagnet; searching the serial numbers of functional pins of an energy storage motor, a closing coil and an opening coil in a secondary drawing; a test wire is led out from the output end of the mechanical characteristic instrument; clamping the test wire onto a pin of a high-voltage switch aviation male plug by using a wire clamp; manually storing energy in the energy storage motor; the high-voltage switch realizes the switching-on and switching-off functions of the high-voltage switch; the universal meter test wire is connected with the aviation male plug pin, and is used for measuring the resistance of the switching-on coil and the switching-off coil.

The test method has the following defects: the unlocking of the locking electromagnet needs to be carried out by opening the high-voltage switch panel, the potential safety hazard exists, the operation is troublesome, the number of functional pins in a secondary drawing of the high-voltage switch needs to be searched, too much time is consumed, the operation is completed by professional personnel, more wire clamps need to be used for connecting pins of the aviation male plug of the high-voltage switch, the misconnection of the wire clamps and the pins and the short circuit of the wire clamps and the adjacent pins are easy to occur, and then cause bodily injury, high tension switchgear is impaired and mechanical properties appearance damages, need manual energy storage many times, there is potential safety hazard and speed slow, measure closing coil resistance, separating brake coil resistance and need use the universal meter test wire to connect aviation public plug pin, need can accomplish by two people cooperation, need adopt the manual mode to check test data and test standard one by one, judge whether qualified test result, need the manual record test data scheduling problem, lead to detecting that the overall operation is inconvenient and consuming time.

Therefore, the device can be switched into the corresponding functional pins according to the model input by a tester, and outputs corresponding control signals according to the input test instruction and the model to complete the test of the high-voltage switch, but the device still needs to manually record the detection data and the detection result one by one after obtaining the detection result and finally inputs the detection data and the detection result into a company intranet system, so that the operation is complex and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provided is a circuit breaker characteristic testing device which can transmit test data and test results to an external mobile phone and a company intranet system.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the utility model provides a circuit breaker characteristic test device, includes the female plug of control unit, ground wire interface, electric current sampling unit, voltage sampling unit, power cord interface, input interface, output interface and aviation, and the control unit is connected to power cord interface electricity, the control unit electricity is connected input interface and output interface, the female plug of aviation is connected to the output interface electricity, the input interface is connected to the input electricity of voltage sampling unit, and the control unit is connected to the output electricity, the input interface is connected to the input electricity of electric current sampling unit, and the control unit is connected to the output electricity, still includes the communication unit, the control unit electricity is connected the communication unit.

Furthermore, the portable intelligent telephone further comprises a shell and a portable handle, wherein two ends of the portable handle are rotatably connected with the shell, the power line interface, the ground line interface, the input interface and the output interface are positioned on the shell of the shell, and the control unit and the communication unit are positioned in the shell of the shell.

Furthermore, the air conditioner also comprises two fans which are respectively positioned on two opposite surfaces of the shell.

Furthermore, the device also comprises an auxiliary power supply unit, and the power line interface supplies power to each unit of the device through the auxiliary power supply unit.

Further, the intelligent control system also comprises a clock unit which is electrically connected with the control unit.

Further, the device also comprises a language recognition driving unit which is electrically connected with the control unit.

The touch screen is positioned on the shell of the shell, and the control unit is electrically connected with the touch screen through the touch screen driving unit.

The aviation plug further comprises a switch tube unit and a switch tube driving unit, wherein the switch tube unit comprises a plurality of groups of switch tubes, one end of input and output of each group of switch tubes is electrically connected with the auxiliary power supply unit, the other end of the input and output of each group of switch tubes is electrically connected with pins of the aviation plug, which correspond to the functional interfaces, of each model connected with the corresponding group, according to the functional interfaces of the corresponding group, and the control unit is electrically connected with the control ends of the switch tubes through the switch tube driving unit.

The aviation plug jack is characterized by further comprising an image recognition driving unit and an image recognition camera, wherein the image recognition camera is electrically connected with the image recognition driving unit, the image recognition driving unit is electrically connected with the control unit, and the image recognition camera is located on the surface, opposite to the surface where the aviation plug and the jack are located, of the aviation female plug.

Further, the communication unit, particularly a 5G communication unit, is also included.

The beneficial effects of the utility model reside in that: the utility model provides a circuit breaker characteristic test device, its completion test back, can be through communication unit and outside cell-phone and company's intranet headtotail to test data and test result send to outside cell-phone and company's intranet system, removed the manual work record from and type to the intranet system, improved efficiency of software testing, and reduce the work load of whole test flow.

Drawings

Fig. 1 is a schematic flow chart of a circuit breaker characteristic testing method according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a circuit breaker characteristic testing apparatus according to an embodiment of the present invention;

fig. 3 is a schematic top view of a circuit breaker characteristic testing apparatus according to an embodiment of the present invention;

fig. 4 is a schematic left side view of a circuit breaker characteristic testing apparatus according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a right side surface structure of a circuit breaker characteristic testing apparatus according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an aviation female plug according to an embodiment of the present invention;

fig. 7 is a schematic top view of an aviation female plug according to an embodiment of the present invention;

fig. 8 is a schematic bottom view of an aviation female plug according to an embodiment of the present invention;

fig. 9 is a schematic diagram of the unit distribution of the PCB circuit board according to an embodiment of the present invention;

fig. 10 is a schematic circuit diagram of an auxiliary power supply unit according to an embodiment of the present invention;

fig. 11 is a schematic circuit diagram of a contact state detection unit according to an embodiment of the present invention;

fig. 12 is a schematic circuit diagram of a voltage sampling unit according to an embodiment of the present invention;

fig. 13 is a schematic circuit diagram of a current sampling unit according to an embodiment of the present invention;

fig. 14 is a schematic circuit diagram of a clock unit according to an embodiment of the present invention;

fig. 15 is a schematic diagram of a control unit according to an embodiment of the present invention;

fig. 16 is a schematic circuit diagram of a speech recognition unit according to an embodiment of the present invention;

fig. 17 is a schematic circuit diagram of a touch screen driving chip according to an embodiment of the present invention;

fig. 18 is a schematic circuit diagram of an image recognition driving unit according to an embodiment of the present invention;

fig. 19 is a schematic circuit diagram of an SD card driving unit according to an embodiment of the present invention;

fig. 20 is a circuit diagram of a first driving circuit according to an embodiment of the present invention;

fig. 21 is a circuit diagram of a second driving circuit according to an embodiment of the present invention;

fig. 22 is a schematic circuit diagram of a communication unit according to an embodiment of the present invention;

fig. 23 is a schematic circuit diagram of a switching tube circuit according to an embodiment of the present invention.

Description of reference numerals:

1. a housing; 2. a power line interface; 3. a power switch; 4. a ground wire interface; 5. an input interface; 6. a PCB circuit board; 7. an output interface; 8. an aviation female plug; 9. an image recognition camera; 10. a touch screen switch; 11. a touch screen; 12. a left blower; 13. a right blower; 14. a left rotation point; 15. a right rotation point; 16. a handle; 601. an auxiliary power supply unit; 602. a contact state detection unit; 603. a voltage sampling unit; 604. a current sampling unit; 605. a clock unit; 606. a control unit; 607. a language recognition driving unit; 608. a touch screen driving unit; 609. an image recognition driving unit; 610. an SD card drive unit; 611. a switching tube driving unit; 612. a switching tube unit; 613. a communication unit.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Please refer to fig. 2-23, a circuit breaker characteristic test device, includes the female plug of the control unit, ground wire interface, electric current sampling unit, voltage sampling unit, power cord interface, input interface, output interface and aviation, power cord interface electricity connection control unit, the control unit electricity is connected input interface and output interface, the female plug of aviation is connected to the output interface electricity, the input interface is connected to the input electricity of voltage sampling unit, and the control unit is connected to the output electricity, the input interface is connected to the input electricity of electric current sampling unit, and the control unit is connected to the output electricity, still includes the communication unit, the control unit electricity is connected the communication unit.

As can be seen from the above description, the utility model has the advantages that: the utility model provides a circuit breaker characteristic test device, its completion test back, can be through communication unit and outside cell-phone and company's intranet system communication connection to test data and test result send to outside cell-phone and company's intranet system, removed the manual work record from and type to the intranet system, improved efficiency of software testing, and reduce the work load of whole test flow.

Furthermore, the portable intelligent telephone further comprises a shell and a portable handle, wherein two ends of the portable handle are rotatably connected with the shell, the power line interface, the ground line interface, the input interface and the output interface are positioned on the shell of the shell, and the control unit and the communication unit are positioned in the shell of the shell.

As can be seen from the above description, the portable handle is convenient for the tester to carry and use.

Furthermore, the air conditioner also comprises two fans which are respectively positioned on two opposite surfaces of the shell.

As can be known from the description, the fan takes the heat inside the device out of the device, so as to cool the device and realize the stable performance and normal operation of the device.

Furthermore, the device also comprises an auxiliary power supply unit, and the power line interface supplies power to each unit of the device through the auxiliary power supply unit.

As can be seen from the above description, the use of the auxiliary power supply unit enables each unit requiring different voltages to be supplied with only one power supply.

Further, the intelligent control system also comprises a clock unit which is electrically connected with the control unit.

As can be seen from the description, the clock unit can record the test time, and the test time, the test data and the test result are uploaded or stored together, so that a tester can conveniently look up the test record according to the time.

Further, the device also comprises a language recognition driving unit which is electrically connected with the control unit.

As can be seen from the above description, the speech recognition driving unit can recognize the speech of the tester and receive the speech operation.

Furthermore, the touch screen driving device further comprises a touch screen driving unit and a touch screen, wherein the touch screen is positioned on the shell of the shell, and the control unit is electrically connected with the touch screen through the touch screen driving unit.

According to the description, various kinds of information can be displayed for the reference of the tester, and the control instruction input by the tester through the touch screen can be received.

Furthermore, the aviation plug further comprises a switch tube unit and a switch tube driving unit, wherein the switch tube unit comprises a plurality of groups of switch tubes, one end of the input and output of each group of switch tubes is electrically connected with the auxiliary power supply unit, the other end of the input and output of each group of switch tubes is electrically connected with pins of the aviation plug corresponding to the functional interfaces and connected with the corresponding type of the group according to the functional interfaces of the group, and the control unit is electrically connected with the control ends of the switch tubes through the switch tube driving unit.

As can be seen from the above description, switching and enabling of pins of different models are realized.

Furthermore, the aviation plug socket further comprises an image recognition driving unit and an image recognition camera, wherein the image recognition camera is electrically connected with the image recognition driving unit, the image recognition driving unit is electrically connected with the control unit, and the image recognition camera is located on the opposite surface of the aviation plug socket where the jack is located.

As can be seen from the above description, the image recognition driving unit and the image recognition camera can realize automatic acquisition of the model of the circuit breaker.

Further, the communication unit, specifically a 5G communication unit, is also included.

As can be seen from the above description, the communication unit implements external communication to upload the test record.

The utility model discloses a circuit breaker characteristic test device is used for carrying out mechanical test to high tension switchgear.

Referring to fig. 1, a first embodiment of the present invention is:

a method for testing the characteristics of a circuit breaker comprises the following steps:

and S1, obtaining the model of the circuit breaker to be tested.

Specifically, text information in the image identification information of the high-voltage switch to be tested is extracted and is compared with all models stored in the high-voltage switch one by one, if the text information which is consistent with the model comparison exists, the corresponding model is used as the model of the high-voltage switch to be tested, and if the comparison fails, prompt information of identification failure is output, for example:

when a mechanical characteristic test is carried out on a high-voltage switch with the model of Alston HVX17, the image recognition camera can automatically recognize the model HVX17 of the high-voltage switch on the panel and send out the high-voltage switch, and the control unit receives the model HVX17 of the high-voltage switch transmitted by the image recognition camera through the image recognition driving unit; the control unit not only transmits the model HVX17 of the high-voltage switch to the touch screen through the touch screen driving unit to be displayed.

When a mechanical characteristic test is carried out on a high-voltage switch with the model number of Sensen-Source VS1, the image recognition camera can automatically recognize the model number of VS1 on the panel and send out, and the control unit receives the model number of VS1 of the high-voltage switch transmitted by the image recognition camera through the image recognition driving unit; the control unit not only transmits the model VS1 of the high-voltage switch to the touch screen through the touch screen driving unit for display.

When the mechanical characteristic test is carried out on the high-voltage switch with the model of Alston VD4, the image recognition camera can automatically recognize the model VD4 of the high-voltage switch on the panel and send out the high-voltage switch, and the control unit receives the model VD4 of the high-voltage switch transmitted by the image recognition camera through the image recognition driving unit; the control unit not only transmits the model VD4 of the high-voltage switch to the touch screen through the touch screen driving unit for display.

When a mechanical characteristic test is carried out on a high-voltage switch with the model of day-together-benefit VB5, the image recognition camera can automatically recognize the model VB5 of the high-voltage switch on the panel, and the control unit receives the model VB5 of the high-voltage switch transmitted by the image recognition camera through the image recognition driving unit; the control unit not only transmits the high-voltage switch model VB5 to the touch screen through the touch screen driving unit to be displayed.

In order to ensure the accuracy of the model test, after the model of the high-voltage switch is identified, the position of the stored model information of the corresponding model on the panel is compared with the position of the character information which is in the image identification information and is consistent with the model comparison on the panel of the high-voltage switch to be tested, and if the model information is inconsistent with the image identification information, the model doubt information is output.

And S2, testing the circuit breaker according to the model of the circuit breaker and acquiring test data.

Specifically, after a test command of a tester is received by a touch screen or a test command of a language of the tester is received by a microphone, the circuit breaker is sequentially subjected to unlocking, energy storage, closing, resistance value of a closing coil, opening, resistance value of an opening coil, energy storage, reclosing, energy storage, low tripping of closing and low tripping of opening function tests, and the test data comprise closing test data, resistance value test data of the closing coil, resistance value test data of the opening coil, reclosing test data, low tripping test data of closing and low tripping test data of opening.

For example: when the mechanical characteristic test is carried out on the breaker with the type of Alston HVX17, the control unit outputs signals vd7 and vd10 to the first switching tube driving unit, and vgs7 and vgs10 are used for driving a seventh switching tube S7 and a tenth switching tube S10 to be conducted, so that direct current vdc1 is directly connected with a latching electromagnet of the breaker; the control unit outputs signals vd14 and vd15 to the second switching tube driving unit and the first switching tube driving unit, and the fourteenth switching tube S14 and the fifteenth switching tube S15 are driven to be conducted by vgs14 and vgs15, so that direct connection between direct current vdc2 and an energy storage motor of the circuit breaker is realized; the control unit outputs signals vd17 and vd21 to the first driving unit and the second driving unit of the switching tube, and the seventeenth switching tube S17 and the twenty first switching tube S21 are driven to be conducted by vgs17 and vgs21, so that direct current vdc3 is directly connected with a closing coil of the circuit breaker; the control unit outputs signals vd22 and vd26 to the first switch tube driving unit and the second switch tube driving unit, and the vgs22 and the vgs26 are used for driving the twenty-second switch tube S22 and the twenty-sixth switch tube S26 to be conducted, so that direct current vdc4 is directly connected with a brake separating coil of the circuit breaker; the control unit outputs a signal vd1 to the second switch tube driving unit, the first switch tube S1 is driven by vgs1 to be conducted, and the auxiliary power supply unit outputs direct current vdc1 to supply power to the locking electromagnet to execute the unlocking function; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power to the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, the third switching tube S3 is driven by using a vgs3 to be conducted, and the auxiliary power supply unit outputs direct current vdc3 to supply power to a closing coil so as to execute a closing function; the control unit receives a signal vH of the direct current voltage vdc3 after passing through the voltage sampling unit and a signal iH of the direct current idc3 after passing through the current sampling unit, and calculates and outputs a resistance value of a closing coil; the control unit outputs a signal vd4 to the second switch tube driving unit, the fourth switch tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4 to supply power for the opening coil, and the opening function is executed; the control unit receives a signal vT of the direct current voltage vdc4 after passing through the voltage sampling unit and a signal iT of the direct current idc4 after passing through the current sampling unit, and calculates and outputs a resistance value of the brake separating coil; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit simultaneously outputs signals vd3 and vd4 to the second switching tube driving unit, the third switching tube S3 is driven by using vgs3 to be conducted, the fourth switching tube S4 is driven by using vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc3 to supply power for the switching-on coil and the vdc4 to supply power for the switching-off coil, and a reclosing function is executed; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, the third switching tube S3 is driven by vgs3 to be conducted, the auxiliary power supply unit outputs direct current vdc3, the voltage is added from low to high to supply power for the closing coil, and the closing low-jump function is executed; the control unit outputs a signal vd4 to the second driving unit of the switching tube, the fourth switching tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4, the voltage is added from low to high to supply power to the switching-off coil, and the switching-off low-jump function is executed.

When a circuit breaker with model number of Sensen source VS1 is subjected to mechanical characteristic test, the control unit outputs signals vd7 and vd10 to the first switching tube driving unit, and vgs7 and vgs10 are used for driving the seventh switching tube S7 and the tenth switching tube S10 to be conducted, so that direct current vdc1 is directly connected with a latching electromagnet of the circuit breaker; the control unit outputs signals vd13 and vd16 to the first switch tube driving unit, and the thirteenth switch tube S13 and the sixteenth switch tube S16 are driven to be conducted by vgs13 and vgs16, so that direct current vdc2 is directly connected with an energy storage motor of the circuit breaker; the control unit outputs signals vd18 and vd20 to the first driving unit of the switching tube, and drives the eighteenth switching tube S18 and the twentieth switching tube S20 to be conducted by using vgs18 and vgs20, so that direct current vdc3 is directly connected with a closing coil of the circuit breaker; the control unit outputs signals vd23 and vd25 to the first driving unit of the switching tube, and drives the twenty-fifth switching tube S23 and the twenty-fifth switching tube S25 to be conducted by using vgs23 and vgs25, so that direct current vdc4 is directly connected with a brake separating coil of the circuit breaker; the control unit outputs a signal vd1 to the second switch tube driving unit, the first switch tube S1 is driven by vgs1 to be conducted, the auxiliary power supply unit outputs direct current vdc1 to supply power for the locking electromagnet, and the unlocking function is executed; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, a third switching tube S3 is driven by a vgs3 to be conducted, and the auxiliary power supply unit outputs direct current vdc3 to supply power for the closing coil so as to execute the closing function; the control unit receives a signal vH of the direct current voltage vdc3 passing through the voltage sampling unit and a signal iH of the direct current idc3 passing through the current sampling unit, and calculates and outputs a resistance value of the closing coil; the control unit outputs a signal vd4 to the second driving unit of the switching tube, the fourth switching tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4 to supply power for the opening coil, and the opening function is executed; the control unit receives a signal vT of the direct current voltage vdc4 after passing through the voltage sampling unit and a signal iT of the direct current idc4 after passing through the current sampling unit, and calculates and outputs a resistance value of the brake separating coil; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power to the energy storage motor so as to execute the energy storage function; the control unit simultaneously outputs signals vd3 and vd4 to the second switching tube driving unit, the third switching tube S3 is driven by using vgs3 to be conducted, the fourth switching tube S4 is driven by using vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc3 to supply power for the switching-on coil and the vdc4 to supply power for the switching-off coil, and a reclosing function is executed; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, a vgs3 is used for driving the third switching tube S3 to be conducted, the auxiliary power supply unit outputs direct current vdc3, the voltage is added from low to high, power is supplied to the closing coil, and the closing low-jump function is executed; the control unit outputs a signal vd4 to the second switch tube driving unit, the fourth switch tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4, the voltage is increased from low to high, power is supplied to the switching-off coil, and the switching-off low-jump function is executed.

When the circuit breaker with the model number ABB-VD4 is tested for mechanical characteristics, the control unit outputs signals VD8 and VD11 to the second switching tube driving unit, and vgs8 and vgs11 are used for driving an eighth switching tube S8 and an eleventh switching tube S11 to be conducted, so that direct current vdc1 is directly connected with a latching electromagnet of the circuit breaker; the control unit outputs signals vd13 and vd16 to the first switch tube driving unit, and the thirteenth switch tube S13 and the sixteenth switch tube S16 are driven to be conducted by using vgs13 and vgs16, so that direct connection between direct current vdc2 and an energy storage motor of the circuit breaker is realized; the control unit outputs signals vd18 and vd20 to the first driving unit of the switching tube, and drives the eighteenth switching tube S18 and the twentieth switching tube S20 to be conducted by using vgs18 and vgs20, so that direct current vdc3 is directly connected with a closing coil of the circuit breaker; the control unit outputs signals vd23 and vd25 to the first driving unit of the switching tube, and drives the twenty-fifth switching tube S23 and the twenty-fifth switching tube S25 to be conducted by using vgs23 and vgs25, so that direct current vdc4 is directly connected with a brake separating coil of the circuit breaker; the control unit outputs a signal vd1 to the second switch tube driving unit, the first switch tube S1 is driven by vgs1 to be conducted, the auxiliary power supply unit outputs direct current vdc1 to supply power for the locking electromagnet, and the unlocking function is executed; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power to the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, a third switching tube S3 is driven by a vgs3 to be conducted, and the auxiliary power supply unit outputs direct current vdc3 to supply power for the closing coil so as to execute the closing function; the control unit receives a signal vH of the direct current voltage vdc3 after passing through the voltage sampling unit and a signal iH of the direct current idc3 after passing through the current sampling unit, and calculates and outputs a resistance value of a closing coil; the control unit outputs a signal vd4 to the second switch tube driving unit, the fourth switch tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4 to supply power for the opening coil, and the opening function is executed; the control unit receives a signal vT of the direct current voltage vdc4 passing through the voltage sampling unit and a signal iT of the direct current idc4 passing through the current sampling unit, and calculates and outputs a resistance value of the brake separating coil; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power to the energy storage motor so as to execute the energy storage function; the control unit simultaneously outputs signals vd3 and vd4 to the second switching tube driving unit, the third switching tube S3 is driven by using vgs3 to be conducted, the fourth switching tube S4 is driven by using vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc3 to supply power for the switching-on coil and the vdc4 to supply power for the switching-off coil, and a reclosing function is executed; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power to the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, a vgs3 is used for driving the third switching tube S3 to be conducted, the auxiliary power supply unit outputs direct current vdc3, the voltage is added from low to high, power is supplied to the closing coil, and the closing low-jump function is executed; the control unit outputs a signal vd4 to the second driving unit of the switching tube, the fourth switching tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4, the voltage is added from low to high to supply power to the switching-off coil, and the switching-off low-jump function is executed.

When a natural-benefit VB5 circuit breaker is tested for mechanical characteristics, the control unit outputs signals vd6 and vd9 to the first switching tube driving unit, and vgs6 and vgs9 are used for driving the sixth switching tube S6 and the ninth switching tube S9 to be conducted, so that direct current vdc1 is directly connected with a latching electromagnet of the circuit breaker; the control unit outputs signals vd12 and vd15 to the first switch tube driving unit, and the twelfth switch tube S12 and the fifteenth switch tube S15 are driven to be conducted by using vgs12 and vgs15, so that direct connection between direct current vdc2 and an energy storage motor of the circuit breaker is realized; the control unit outputs signals vd17 and vd19 to the first switch tube driving unit, and the vgs17 and the vgs19 are used for driving the seventeenth switch tube S17 and the nineteenth switch tube S19 to be conducted, so that direct current vdc3 is directly connected with a closing coil of the circuit breaker; the control unit outputs signals vd22 and vd24 to the first switch tube driving unit, and drives the twenty-second switch tube S22 and the twenty-fourth switch tube S24 to be conducted by using vgs22 and vgs24, so that direct current vdc4 is directly connected with a brake separating coil of the circuit breaker; the control unit outputs a signal vd1 to the second switch tube driving unit, the first switch tube S1 is driven by vgs1 to be conducted, and the auxiliary power supply unit outputs direct current vdc1 to supply power to the locking electromagnet to execute the unlocking function; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, a third switching tube S3 is driven by a vgs3 to be conducted, and the auxiliary power supply unit outputs direct current vdc3 to supply power for the closing coil so as to execute the closing function; the control unit receives a signal vH of the direct current voltage vdc3 passing through the voltage sampling unit and a signal iH of the direct current idc3 passing through the current sampling unit, and calculates and outputs a resistance value of the closing coil; the control unit outputs a signal vd4 to the second driving unit of the switching tube, the fourth switching tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4 to supply power for the opening coil, and the opening function is executed; the control unit receives a signal vT of the direct current voltage vdc4 passing through the voltage sampling unit and a signal iT of the direct current idc4 passing through the current sampling unit, and calculates and outputs a resistance value of the brake separating coil; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit simultaneously outputs signals vd3 and vd4 to the second switching tube driving unit, the third switching tube S3 is driven by vgs3 to be conducted, the fourth switching tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc3 to supply power for the switching-on coil and vdc4 to supply power for the switching-off coil, and a reclosing function is executed; the control unit outputs a signal vd2 to the second switch tube driving unit, the second switch tube S2 is driven by vgs2 to be conducted, and the auxiliary power supply unit outputs direct current vdc2 to supply power for the energy storage motor so as to execute the energy storage function; the control unit outputs a signal vd3 to the second driving unit of the switching tube, the third switching tube S3 is driven by vgs3 to be conducted, the auxiliary power supply unit outputs direct current vdc3, the voltage is added from low to high to supply power for the closing coil, and the closing low-jump function is executed; the control unit outputs a signal vd4 to the second driving unit of the switching tube, the fourth switching tube S4 is driven by vgs4 to be conducted, the auxiliary power supply unit outputs direct current vdc4, the voltage is added from low to high to supply power to the switching-off coil, and the switching-off low-jump function is executed.

And S3, acquiring a function test standard corresponding to the model of the circuit breaker according to the model of the circuit breaker, and judging whether the circuit breaker is qualified or not according to the function test standard and the test data.

Comparing the switching-on test data, the switching-on coil resistance value test data, the switching-off test data, the switching-on coil resistance value test data, the reclosing test data, the switching-on low-jump test data and the switching-off low-jump test data with various function test standards corresponding to the models respectively, and judging whether the test results of the switching-on and switching-off coil resistance values, the switching-off and switching-off coil resistance values, the reclosing, the switching-on low-jump and the switching-off low-jump are qualified or unqualified respectively, judging that the breaker is qualified if the test results are fully qualified, and judging that the breaker is unqualified if one of the test results is unqualified; the test data, the comparison data and the test result are transmitted to the touch screen through the touch screen driving unit to be displayed; if the test result is integrally qualified, transmitting test data of the resistance values of the closing coil and the closing coil, the resistance values of the opening coil and the closing coil, the resistance values of the reclosing coil, the reclosing trip and the opening trip to a mobile phone and a company intranet system through a communication unit, and broadcasting the test result as integrally qualified through a language identification driving unit; if the test result is wholly unqualified, the control unit tests the unqualified items through voice broadcasting, reminds testers of suspected fault points, and helps the testers to quickly find faults.

The embodiment of the utility model discloses an embodiment two is:

a circuit breaker characteristic testing device please refer to fig. 2-23, which comprises a shell 1, a power line interface 2, a power switch 3, a ground wire interface 4, an input interface 5, a PCB circuit board 6, an output interface 7, an aviation female plug 8, an image recognition camera 9, a touch screen switch 10, a touch screen 11, a left fan 12, a right fan 13, a left rotation point 14, a right rotation point 15 and a hand handle 16.

Referring to fig. 3, the power line interface 2, the power switch 3, the ground line interface 4, the input interface 5, the output interface 7, the touch screen switch 10 and the touch screen are disposed on the top surface of the device; referring to fig. 2, the PCB 6 is disposed at the bottom of the device; referring to fig. 4, the left fan 12 and the left rotation point 14 are disposed on the left side of the apparatus; referring to the figure, the right fan 13 and the right rotation point 15 are arranged on the right side surface of the device; the handle 16 is connected with the left side surface of the device through the left rotating point 14, and the handle 16 is connected with the right side surface of the device through the right rotating point 15, so that the handle 16 can freely rotate 360 degrees and is convenient to carry and use.

Referring to fig. 3, the input interface 5 includes an input interface a 5, an input interface B5, an input interface C5, and an input interface D5, where the input interface a 5 is electrically connected to the moving contact a of the circuit breaker, the input interface B5 is electrically connected to the moving contact B of the circuit breaker, the input interface C5 is electrically connected to the moving contact C of the circuit breaker, and the input interface D5 is electrically connected to the stationary contact a, the stationary contact B, and the stationary contact C of the circuit breaker. The aviation female plug 8 is connected with the aviation male plug of the high-voltage switch to output a control signal.

Referring to fig. 6-8, the image recognition camera 9 is disposed on the back of the aviation female plug 8.

The device passes through switch 3, power source interface inserts 220V alternating current power supply, switch 3 links to each other with PCB circuit board 6 to for its power supply, PCB circuit board 6 links to each other with input interface 5 and output interface 7, output interface 7 links to each other with aviation female plug 8, touch screen switch 10 both ends link to each other with PCB circuit board 6 and touch screen in order to control the switch of touch screen respectively, PCB circuit board 6 links to each other with touch screen and image recognition camera 9.

Referring to fig. 9, the PCB 6 includes an auxiliary power supply unit 601 shown in fig. 10, a voltage sampling unit 603 shown in fig. 12, a current sampling unit 604 shown in fig. 13, a control unit 606 shown in fig. 15, a touch panel driving unit 608 shown in fig. 17, an image recognition driving unit 609 shown in fig. 18, a switch tube driving unit 611 shown in fig. 20 and 21, a switch tube unit 612 shown in fig. 23, a contact state detecting unit 602 shown in fig. 11, a clock unit 605 shown in fig. 14, an SD card driving unit 610 shown in fig. 19, a language recognition driving unit 607 shown in fig. 16, and a communication unit 613 shown in fig. 22.

Referring to fig. 10, the auxiliary power unit 601 is configured to convert an input 220V power into a power required by each unit to supply power to each unit, and the auxiliary power unit 601 is connected to the power switch 3, the voltage sampling unit 603, the current sampling unit 604, the control unit 606, the touch screen driving unit 608, the touch screen 11, the image recognition driving unit 609, the switch tube driving unit 611, the contact state detecting unit 602, the clock unit 605, the SD card driving unit 610, the language recognition driving unit 607, the communication unit 613, the left fan 12, the right fan 13, and the switch tube unit 612.

Specifically, the auxiliary power supply unit 601 inputs an alternating current 220V, and controls the first switching tube S1, the second switching tube S2, the third switching tube S3, the fourth switching tube S4, and the fifth switching tube S5 to respectively output a direct current vdc 1-220V, vdc 2-V, vdc 3-22V-330V, vdc 4-22V-330V, vdc 5-12V, vdc 6-5-V, vdc 7-3.3V; the direct current vdc1 is connected with an unlocking function switch tube of the switch tube unit 612; the direct current vdc2 is connected with an energy storage function switch tube of the switch tube unit 612; the direct current vdc3 is connected with a switching tube with a switching-on function of the switching tube unit 612; the direct current vdc4 is connected with a switching tube of a switching tube unit 612; the direct current vdc5 is connected with the touch screen switch 10, the contact state detection unit 602 and the switch tube driving unit 611 and supplies power to the touch screen switch 10, the contact state detection unit 602 and the switch tube driving unit 611; the direct current vdc6 is connected with the voltage sampling unit 603, the current sampling unit 604, the clock unit 605, the touch screen driving unit 608 and the switch tube driving unit 611 and supplies power to the voltage sampling unit 603, the current sampling unit 604, the clock unit 605 and the switch tube driving unit 611; the direct current vdc7 is connected with the contact state detection unit 602, the voltage sampling unit 603, the current sampling unit 604, the clock unit 605, the control unit 606, the language identification driving unit 607, the image identification driving unit 609, the SD card driving unit 610 and the communication unit 613 and supplies power to the contact state detection unit, the voltage sampling unit 603, the current sampling unit 604; the contact state detection unit 602 is connected with the input interface 5 and the control unit 606; the voltage sampling unit 603 is connected with the direct current vdc3, the direct current vdc4 and the control unit 606; the current sampling unit 604 is connected with the direct current vdc3, the direct current vdc4 and the control unit 606; the control unit 606 is connected to the clock unit 605, the language identification driving unit 607, the SD card driving unit 610, and the communication unit 613; the touch screen driving unit 608 is connected with the touch screen and control unit 606; the image recognition driving unit 609 is connected with the image recognition camera 9 and the control unit 606; the switching tube driving unit 611 is connected to the switching tube unit 612 and the control unit 606.

The voltage sampling unit 603 is connected with the input interface 5 and the control unit 606 to collect voltages of the opening coil and the closing coil and output the voltages to the control unit 606; the current sampling unit 604 is connected with the input interface 5 and the control unit 606, collects currents of the opening coil and the closing coil and outputs the currents to the control unit 606; the touch screen driving unit 608 is connected to the touch screen and control unit 606, so as to convert the signal of the control unit 606 into a touch screen control signal to control the display of the touch screen and obtain an input signal of the touch screen; the image recognition driving unit 609 is connected with the image recognition camera 9 and the control unit 606; the switch tube driving unit 611 is connected to the switch tube unit 612 and the control unit 606, so as to convert the control signal of the control unit 606 into a signal for driving the switch tube to drive the corresponding switch tube to conduct.

The clock unit 605 is configured to provide date and time of the test during the mechanical test, so as to facilitate the tester to look up the test record according to the time, the SD card driving unit 610 is configured to store the test record in the SD card, and the communication unit 613 is configured to upload the test record to an external mobile phone and an intranet system of a company, so that the tester can better check the test record.

The switching tube driving unit 611 includes a switching tube first driving unit shown in fig. 20 and a switching tube second driving unit shown in fig. 21, and the switching tube unit 612 includes a sixth switching tube S6, a seventh switching tube S7, an eighth switching tube S8, a ninth switching tube S9, a tenth switching tube S10, an eleventh switching tube S11, a twelfth switching tube S12, a thirteenth switching tube S13, a fourteenth switching tube S14, a fifteenth switching tube S15, a sixteenth switching tube S16, a seventeenth switching tube S17, an eighteenth switching tube S18, a nineteenth switching tube S19, a twentieth switching tube S20, a twenty-first switching tube S21, a twenty-second switching tube S22, a twenty-third switching tube S23, a twenty-fourteenth switching tube S24, a twenty-fifth switching tube S25, and a twenty-sixth switching tube S26.

One end of the sixth switching tube S6, one end of the seventh switching tube S7 and one end of the eighth switching tube S8 are connected to the direct current vdc1+, and the other ends of the sixth switching tube S7 and the eighth switching tube S8 are connected to the pins 55, 20 and 10 of the aviation female plug 8 through the output interface 7; one end of the ninth switching tube S9, one end of the tenth switching tube S10 and one end of the eleventh switching tube S11 are connected with the direct current vdc 1-, and the other ends of the ninth switching tube S10 and the eleventh switching tube S11 are connected with the pins 53, 49 and 20 of the aviation female plug 8 through the output interface 7 respectively; one end of the twelfth switching tube S12, one end of the thirteenth switching tube S13 and one end of the fourteenth switching tube S14 are connected with the direct current vdc2+, and the other ends of the twelfth switching tube S12, the thirteenth switching tube S13 and the fourteenth switching tube S14 are respectively connected with the pins 12, 25 and 1 of the aviation female plug 8 through the output interface 7; one ends of the fifteenth switching tube S15 and the sixteenth switching tube S16 are connected with direct current vdc 2-, and the other ends of the fifteenth switching tube S15 and the sixteenth switching tube S16 are respectively connected with pins 2 and 35 of the aviation female plug 8 through an output interface 7; one ends of the seventeenth switching tube S17 and the eighteenth switching tube S18 are connected with the direct current vdc3+, and the other ends of the seventeenth switching tube S17 and the eighteenth switching tube S18 are respectively connected with the pins 3 and 4 of the aviation female plug 8 through the output interface 7; one end of the nineteenth switching tube S19, one end of the twentieth switching tube S20 and one end of the twenty-first switching tube S21 are connected with the direct current vdc 3-, and the other ends of the nineteenth switching tube S3878, the twentieth switching tube S20 and the twenty-first switching tube S21 are respectively connected with 13, 14 and 10 of the aviation female plug 8 through the output interface 7; one ends of the twenty-second switching tube S22 and the twenty-third switching tube S23 are connected with direct current vdc4+, and the other ends of the twenty-second switching tube S22 and the twenty-third switching tube S23 are respectively connected with pins 14 and 31 of the aviation female plug 8 through an output interface 7; one end of the twenty-fourth switching tube S24, one end of the twenty-fifth switching tube S25 and one end of the twenty-sixth switching tube S26 are connected with the direct current vdc 4-, and the other ends of the twenty-fourth switching tube S25 and the twenty-sixth switching tube S26 are respectively connected with 4, 30 and 12 of the aviation female plug 8 through the output interface 7.

When the mechanical characteristic test is performed, the language identification sensor of the language identification driving unit 607 can not only identify the test instruction sent by the tester and execute the corresponding function; and the touch screen can receive the test instruction input by the tester and execute the corresponding function. During testing, the image recognition camera 9 is aligned to the circuit breaker panel, and the image recognition camera 9 can automatically recognize the model number of the circuit breaker on the panel and transmit the model number to the control unit 606 through the image recognition driving unit 609; the control unit 606 not only transmits the model of the circuit breaker to the touch screen through the touch screen driving unit 608 to show, but also outputs a control command to the switching tube driving unit 611 to drive the switching tube corresponding to the model of the circuit breaker in the switching tube unit 612 to be conducted, so that the direct current vdc1 is directly connected with the latching electromagnet of the circuit breaker, the direct current vdc2 is directly connected with the energy storage motor of the circuit breaker, the direct current vdc3 is directly connected with the closing coil of the circuit breaker, and the direct current vdc4 is directly connected with the opening coil of the circuit breaker; the control unit 606 outputs a signal vd1 to the second switching tube driving unit, the first switching tube S1 is driven to be conducted by using a vgs1, and the auxiliary power supply unit 601 outputs direct current vdc1 to supply power to the latching electromagnet to execute the unlocking function; the control unit 606 outputs a signal vd2 to the second switching tube driving unit, the second switching tube S2 is driven by the vgs2 to be conducted, and the auxiliary power supply unit 601 outputs direct current vdc2 to supply power to the energy storage motor and execute the energy storage function; the control unit 606 outputs a signal vd3 to the second driving unit of the switching tube, the third switching tube S3 is driven by the vgs3 to be conducted, the auxiliary power supply unit 601 outputs direct current vdc3 to supply power to the closing coil, and the closing function is executed; the control unit 606 receives a signal vH of the direct current voltage vdc3 after passing through the voltage sampling unit 603 and a signal iH of the direct current idc3 after passing through the current sampling unit 604, and calculates and outputs a resistance value of the closing coil; the control unit 606 outputs a signal vd4 to the second switching tube driving unit, the fourth switching tube S4 is driven by the vgs4 to be conducted, and the auxiliary power unit 601 outputs direct current vdc4 to supply power to the opening coil to perform the opening function; the control unit 606 receives a signal vT of the direct current vdc4 passing through the voltage sampling unit 603 and a signal iT of the direct current idc4 passing through the current sampling unit 604, and calculates and outputs a resistance value of the brake separating coil; the control unit 606 outputs a signal vd2 to the second switching tube driving unit, the second switching tube S2 is driven by the vgs2 to be conducted, and the auxiliary power supply unit 601 outputs direct current vdc2 to supply power to the energy storage motor and execute the energy storage function; the control unit 606 simultaneously outputs signals vd3 and vd4 to the second switching tube driving unit, the third switching tube S3 is driven by using vgs3 to be conducted, the fourth switching tube S4 is driven by using vgs4 to be conducted, the auxiliary power supply unit 601 outputs direct current vdc3 to supply power for the switching-on coil and vdc4 to supply power for the switching-off coil, and a reclosing function is executed; the control unit 606 outputs a signal vd2 to the second switching tube driving unit, the second switching tube S2 is driven by the vgs2 to be conducted, and the auxiliary power supply unit 601 outputs direct current vdc2 to supply power to the energy storage motor and execute the energy storage function; the control unit 606 outputs a signal vd3 to the second driving unit of the switching tube, a vgs3 is used for driving the third switching tube S3 to be conducted, the auxiliary power supply unit 601 outputs direct current vdc3, the voltage is increased from low to high, power is supplied to the closing coil, and the closing low-jump function is executed; the control unit 606 outputs a signal vd4 to the second switching tube driving unit, the fourth switching tube S4 is driven by the vgs4 to be conducted, the auxiliary power supply unit 601 outputs direct current vdc4, the voltage is increased from low to high, power is supplied to the switching-off coil, and the switching-off low-jump function is executed; the control unit 606 compares the test data of the switching-on and switching-off coil resistance values, the switching-off and switching-off coil resistance values, the reclosing, the switching-on low trip and the switching-off low trip with each function test standard of the circuit breaker of the model respectively, and judges whether the test results of the switching-on and switching-off coil resistance values, the switching-off and switching-off coil resistance values, the reclosing, the switching-on low trip and the switching-off low trip are qualified or unqualified respectively; the test data, the comparison data and the test result are transmitted to the touch screen through the touch screen driving unit 608 to be displayed; if the test result is integrally qualified, the control unit 606 sends the test data of the resistance values of the switching-on coil, the switching-off coil, the resistance value of the switching-off coil, the reclosing, the switching-on low trip and the switching-off low trip to the mobile phone and the company intranet system through the communication unit 613, and broadcasts the test result as being integrally qualified through the language identification driving unit 607; if the test result is wholly unqualified, the control unit 606 broadcasts the unqualified test item through the language identification driving unit 607, and reminds the tester that the fault point is suspected, so as to help the tester to quickly find the fault.

In this example, the chip model of the contact state detection unit 602 is an optocoupler PC 817; the model of the voltage sampling unit 603 chip is selected from an operational amplifier MCP 60; the chip model of the current sampling unit 604 selects a Hall current sensor ACS730 and an operational amplifier MCP 60; the model of a clock unit 605 chip selects DS 1302; the model of the control unit 606 chip is DSP-TMS320C54 x; the model of the chip of the language identification driving unit 607 is NRK 220X; the model of the touch screen driving unit 608 chip is ADS 7843; the model of the image recognition driving unit 609 chip is selected as RV 1126; the model of the SD card driving unit 610 chip selects TXS0212 RTWR; the model of the first driving unit chip is SI 8233; the model of the second driving unit chip is SI 8271; the communication unit 613 selects the model of the chip as kylin 990; the switch pipe type of the switch pipe unit 612 is IPW65R041 CFD.

The method further comprises a computer program which is stored on the PCB and can run on the PCB, and the first step of the embodiment is realized when the computer program is executed on the PCB.

In summary, the device for testing the characteristics of the circuit breaker provided by the utility model has the advantages that the structure is cuboid, the volume is small, the device is provided with the portable handle which can freely rotate in 360 degrees, and the carrying is convenient; the left side and the right side are provided with fans for heat dissipation and cooling of the device, so that the device is stable in performance and can normally run; the locking electromagnet does not need to be unlocked by opening the circuit breaker panel during testing, so that the testing safety can be improved, and the testing time can be shortened; the aviation female plug can be easily butted with the aviation male plug of the circuit breaker, replaces a wire clamp for connection, and is short in time, high in speed and high in safety; the image recognition camera can automatically recognize the model of the circuit breaker, replaces manual recognition and searching of the serial number of the functional pin of the secondary drawing, can control the circuit breaker to perform unlocking of a locking electromagnet, energy storage of a motor, closing and opening actions, can reduce the number of testers and test time, can avoid complex wiring and wrong wiring, realizes safe wiring, has 100 percent of wiring accuracy, and protects personal, equipment and instrument safety; the electric energy storage of the motor can be realized to replace multiple times of manual energy storage, the test time is shortened, and the test safety is improved; the resistance value of the closing coil and the resistance value of the opening coil can be automatically measured and displayed on the touch screen, manual measurement is replaced, the number of testers can be reduced, the testing time is shortened, the labor cost is further reduced, and the testing efficiency is improved; the method can automatically judge whether the test data of the resistance values of the closing coil, the opening coil, the resistance value of the opening coil, the reclosing, the closing low jump and the opening low jump are qualified or not, and replaces a mode of manually checking the test standards one by one, so that the workload can be reduced, and the test time can be saved; the test data, the comparison data and the test result can be transmitted to the touch screen for display, so that the test personnel can read the data conveniently; the test data which are integrally qualified can be sent to the mobile phone and the company intranet system through the communication unit, manual recording and entering to the intranet system are replaced, the test time is saved, and the workload of the whole test process is reduced; and for the unqualified test items, the suspected fault points of the testers are automatically reminded, and the testers are helped to quickly find the faults.

The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (10)

1. The utility model provides a circuit breaker characteristic test device, includes the female plug of control unit, ground wire interface, electric current sampling unit, voltage sampling unit, power cord interface, input interface, output interface and aviation, and the control unit is connected to power cord interface electricity, the control unit electricity is connected input interface and output interface, the female plug of aviation is connected to the output interface electricity, the input interface is connected to the input electricity of voltage sampling unit, and the control unit is connected to the output electricity, the input interface is connected to the input electricity of electric current sampling unit, and the control unit is connected to the output electricity, its characterized in that still includes the communication unit, the control unit electricity is connected the communication unit.

2. The device for testing the characteristics of the circuit breaker according to claim 1, further comprising a casing and a portable handle, wherein two ends of the portable handle are rotatably connected with the casing, the power line interface, the ground line interface, the input interface and the output interface are located on a shell of the casing, and the control unit and the communication unit are located in the shell of the casing.

3. The device for testing the characteristics of the circuit breaker according to claim 2, further comprising two fans, wherein the two fans are respectively located on two opposite sides of the housing.

4. The apparatus for testing characteristics of a circuit breaker according to claim 1, further comprising an auxiliary power unit, wherein the power line interface supplies power to each unit of the apparatus via the auxiliary power unit.

5. The device for testing the characteristics of the circuit breaker according to claim 1, further comprising a clock unit, wherein the clock unit is electrically connected with the control unit.

6. The circuit breaker characteristic testing device of claim 1, further comprising a speech recognition driving unit, wherein the speech recognition driving unit is electrically connected with the control unit.

7. The device for testing the characteristics of the circuit breaker according to claim 1, further comprising a touch screen driving unit and a touch screen, wherein the touch screen is located on the shell of the shell, and the control unit is electrically connected with the touch screen through the touch screen driving unit.

8. The device for testing the characteristics of the circuit breaker according to claim 1, further comprising a switch tube unit and a switch tube driving unit, wherein the switch tube unit comprises a plurality of groups of switch tubes, one input and output end of each group of switch tubes is electrically connected with the auxiliary power supply unit, the other end of each group of switch tubes is electrically connected with pins of the aviation plug, corresponding to the functional interfaces, of each type connected with the group, according to the functional interfaces of the group, and the control unit is electrically connected with the control ends of the switch tubes through the switch tube driving unit.

9. The device for testing the characteristics of the circuit breaker according to claim 1, further comprising an image recognition driving unit and an image recognition camera, wherein the image recognition camera is electrically connected with the image recognition driving unit, the image recognition driving unit is electrically connected with the control unit, and the image recognition camera is located on a surface of the aviation female plug opposite to a surface of the aviation female plug where the jack is located.

10. The device for testing the characteristics of a circuit breaker according to claim 1, characterized in that it further comprises said communication unit, in particular a 5G communication unit.

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