Polarity verification device

Abstract

The utility model relates to a polarity verification device, which comprises two detection boxes, namely a first detection box and a second detection box, each of the two detection boxes is provided with a winding leakage magnetic flux, a first detection box and a second detection box, the insulated connecting wire penetrates through the winding leakage magnetic flux; the interphone is used for communication between the two detection boxes; the current and voltage detector is used for detecting current and voltage parameters; the current stabilizer is used for stabilizing current output; wherein a power line of the insulated connecting wire is electrically connected with the current stabilizer. Current is stabilized through the current stabilizer, the situation that internal electric wire short circuit is caused by too large current, the flowing current is detected through the current and voltage detector after winding leakage magnetic flux is connected into the current is avoided, workers at two different positions can communicate with the working condition conveniently through the interphone, the working efficiency is improved, and circuit faults are eliminated; operation in the detection process can be adjusted conveniently, and the error-tolerant rate is increased.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric power instrument calibration, in particular to a polarity calibration device. BACKGROUND

[0002] In the existing current winding calibration process, each group of windings needs to be disassembled and installed for calibration, and repeated operations can easily disrupt the order and increase the workload, seriously affecting the detection quality and prolonging the detection time.

[0003] In related patents, a multi-channel current transformer polarity tester is disclosed, which connects the terminals of each group of windings of the current transformer to the polarity calibration device, and turns the knob to the device interface gear corresponding to each group of terminals, which can calibrate the polarity of the corresponding winding, saving the trouble of constantly disassembling and connecting the wiring, and connecting each winding to the wiring terminal at one time. It can also quickly switch the winding to be tested during testing, which is convenient for finding which winding pair has a problem.

[0004] However, the device still has the following defects: In different scenarios, the grounding line of the power distribution station detection point needs to be carried by different equipment for secondary detection at the site. If the detection personnel carry insufficient equipment, they need to carry current equipment back and forth to rework and detect twice after detecting the voltage at one site. In some scenarios, such as the current of the grounding line of the ground base station and the high-altitude tower and the voltage data of the ground switch cabinet need to be consistent, the detection personnel need to detect at different sites, but the distance is too far, and they cannot effectively record the data after each detection. Data is centralized and reported. SUMMARY

[0005] The embodiment of the present application provides a polarity calibration device to solve the problem in the related art that detection personnel need to detect at different sites, but the distance is too far, and they cannot effectively record the data after each detection. Data is centralized and reported.

[0006] In a first aspect, a polarity calibration device is provided, comprising two detection boxes, namely a first detection box and a second detection box, each of which is equipped with:

[0007] winding leakage flux;

[0008] insulated power line, which passes through the winding leakage flux;

[0009] intercom, used for communication and exchange between the two detection boxes;

[0010] current and voltage detector, used for detecting current and voltage parameters;

[0011] current stabilizer, used for stabilizing current output;

[0012] The power line of the insulated power line is electrically connected to the current stabilizer.

[0013] In some embodiments, the detection box is provided with a wire storage slot, and a wire winder is arranged in the wire storage slot.

[0014] In some embodiments, the top of the detection box is provided with a wireless signal transceiver, and a power signal lamp is arranged on the top of the wireless signal transceiver.

[0015] In some embodiments, the top of the second detection box is provided with a signal receiving lamp.

[0016] In some embodiments, the top of the wireless signal transceiver is embedded with a positioner.

[0017] In some embodiments, the first detection box is provided with a battery slot, and a battery SN pole piece is arranged on the inner wall of the top and the bottom of the battery slot, and the battery SN pole piece is electrically connected with a current stabilizer.

[0018] In some embodiments, the detection box is provided with a parameter display screen.

[0019] In some embodiments, the bottom of the parameter display screen is provided with a plurality of power supply detection lamps.

[0020] In some embodiments, the current voltage detector is electrically connected with the parameter display screen.

[0021] In some embodiments, the detection box is provided with a wire winder button.

[0022] The embodiment of the present application provides a polarity verification device, which stabilizes the current through a current stabilizer, avoids internal wire short circuit caused by excessive current, and detects the current flowing through the winding after the leakage magnetic flux of the winding is connected to the current. The workers at two different positions can communicate with each other through the intercom, improve the work efficiency, exclude the circuit fault, adjust the operation in the detection process, and improve the fault tolerance. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0024] Fig. 1 The structure diagram of the first detection box in the polarity verification device provided by the embodiment of the present application is shown.

[0025] Fig. 2 The structure diagram of the second detection box in the polarity verification device provided by the embodiment of the present application is shown.

[0026] In the figure: 1, the first detection box; 2, the second detection box; 3, the intercom; 4, the current voltage detector; 5, the insulated connecting wire; 6, the current stabilizer; 7, the winding leakage magnetic flux; 8, the wire storage groove; 9, the wire winder; 10, the battery groove; 11, the battery SN pole piece; 12, the wireless signal transceiver; 13, the power signal lamp; 14, the signal receiving lamp; 15, the positioner; 16, the parameter display screen; 17, the power detection lamp; 18, the wire winder button. DETAILED DESCRIPTION

[0027] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of protection of the present application.

[0028] The polar verification device provided by the embodiments of the present application can solve the problem that in the prior art, the detection personnel need to detect at different locations, the distance is too far, and the data cannot be effectively recorded after each detection.

[0029] Please refer to Figs. 1-2 The utility model provides the following technical scheme: a polar verification device, including first detection box 1 and second detection box 2, first detection box 1 and second detection box 2 one side all are equipped with wire storage groove 8, wire storage groove 8 is equipped with wire winder 9, wire winder 9 outside in wire storage groove 8 is wound with insulated connecting wire 5, wire storage groove 8 inner wall one side is equipped with current stabilizer 6, insulated connecting wire 5 power cord and current stabilizer 6 electric connection, first detection box 1 top one side is equipped with battery groove 10, battery groove 10 inner wall top and bottom are equipped with battery SN pole piece 11, battery SN pole piece 11 and current stabilizer 6 electric connection, wire storage groove 8 inner wall one side bottom is equipped with winding leakage magnetic flux 7.

[0030] Specifically, the winding leakage magnetic flux 7 is embedded on one side of the inner wall of the wire storage groove 8, and the wire storage groove 8 is electrically connected with the current stabilizer 6.

[0031] The insulated connecting wire 5 on the wire winder 9 in the wire storage groove 8 is pulled out, and the insulated connecting wire 5 is connected with the external test piece. The current passes through the insulated connecting wire 5 and enters the winding leakage magnetic flux 7 for testing. When the current is connected, the current stabilizer 6 is used to stabilize the current, so as to avoid the internal wire short circuit caused by too large current and affect the detection result.

[0032] Specifically, the intercom 3 is embedded on the other side of the bottom of the first detection box 1 and the second detection box 2.

[0033] The intercom 3 facilitates the communication between workers in two different locations about the working condition, improves the working efficiency, eliminates circuit faults, facilitates the adjustment of the operation during the detection process, and improves the fault tolerance. The intercom 3 can be connected to a local area network and communicate with a central control unit, facilitates data entry, and improves work efficiency.

[0034] Specifically, the first detection box 1 and the second detection box 2 are provided with a wireless signal transceiver 12 on one side of the top, the wireless signal transceiver 12 is provided with a power signal lamp 13 on one side of the top, the second detection box 2 is provided with a signal receiving lamp 14 on the other side of the top, and the wireless signal transceiver 12 is embedded with a positioner 15 on the top.

[0035] During the detection process of the workers holding the first detection box 1 and the second detection box 2 in different locations, the detection data is transmitted to the detection information of different locations through the wireless signal transceiver 12, and the position of the worker is positioned through the positioner 15. When the signal is sent, the power signal lamp 13 lights up red, the receiving end lights up green, and the signal receiving lamp 14 lights up after the information transmission is completed. When working on a high-voltage tower, the signal receiving lamp 14 can light up when working at high altitude, improving the visibility.

[0036] Specifically, the first detection box 1 and the second detection box 2 are provided with a parameter display screen 16 on one side, and the parameter display screen 16 is provided with a plurality of power detection lamps 17 at the bottom.

[0037] After connecting the power supply, the power detection lamp 17 lights up, and when the current passes through the leakage flux 7 of the winding, the current flowing through the current-voltage detector 4 is detected, and the current-voltage information is displayed through the parameter display screen 16.

[0038] Specifically, the first detection box 1 and the second detection box 2 are provided with a wire winder button 18, and the first detection box 1 and the second detection box 2 are embedded with a current-voltage detector 4 on the other side of the top, and the current-voltage detector 4 is electrically connected with the parameter display screen 16.

[0039] When the insulated power line 5 is stored, the wire winder button 18 is operated to automatically wind the wire winder 9, and the insulated power line 5 is stored.

[0040] The utility model provides a kind of polarity verification device, specific use mode is: in staff holds first detection box 1 with second detection box 2 and in different place detects, when detecting two places of high altitude electric tower or ground control cabinet, second detection box 2 smaller volume can be conveniently carried to high altitude and work.Pulling out insulation wire 5 and external grounding line power connection, the insulation wire 5 of first detection box 1 is connected with control cabinet grounding line, the insulation wire 5 of second detection box 2 is connected with electric tower grounding line, when accessing current, current stabilizer 6 stabilizes current, avoids excessive current and leads to internal wire short circuit, affects detection result.Battery is installed into battery groove 10, can provide first detection box 1 with excess power, when not determining one of ground control cabinet current voltage during high altitude operation, it can be detected in other areas, and compared with the data of specified area electric tower test, improve data accuracy, and data is investigated, battery SN pole piece 11 is connected with external battery, after winding leakage magnetic flux 7 accesses current, the current flowing through is detected by current voltage detector 4, and current voltage etc. Information is displayed by parameter display screen 16, the data detected is sent by wireless signal transceiver 12 The detection information of different places is positioned by locator 15 Worker detection position, when sending signal, power signal light 13 flashes red, receiving end flashes green, signal receiving light 14 flashes after completing information transmission, intercom 3 is convenient for two different positions of worker to communicate working condition, improve work efficiency and exclude circuit fault, it is convenient for adjusting operation during detection process, improve fault tolerance, after use, wire winder button 18 is operated, and wire winder 9 is automatically wound, and insulation wire 5 and insulation wire 5 are stored.

[0041] In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. Unless otherwise expressly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0042] It should be noted that, in the present application, the relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0043] The foregoing is merely illustrative of the principles of the application and various modifications can be made by those skilled in the art without departing from the spirit and scope of the application. The above embodiments are illustrative, and not restrictive, of the scope of the application.

Claims

1. A polarity checking device, characterized by Two detection boxes, first detection box (1) and second detection box (2), each equipped with: Winding leakage flux (7); Insulated power line (5) through the winding leakage flux (7); Intercom (3) for communication between the two detection boxes; Current and voltage detector (4) for detecting current and voltage parameters; Current stabilizer (6) for stabilizing current output; Wherein, the power line of the insulated power line (5) is electrically connected with the current stabilizer (6).

2. The polarity checking apparatus of claim 1, wherein: The detection box is provided with a wire storage groove (8), and the wire storage groove (8) is provided with a wire winder (9), and the wire winder (9) in the wire storage groove (8) is externally wound with the insulated power line (5).

3. The polarity checking apparatus of claim 1, wherein: The top of the detection box is provided with a wireless signal transceiver (12), and the top of the wireless signal transceiver (12) is provided with a power signal lamp (13).

4. The polarity checking apparatus of claim 3, wherein: The top of the second detection box (2) is provided with a signal receiving lamp (14).

5. The polarity checking apparatus of claim 3, wherein: The top of the wireless signal transceiver (12) is embedded with a positioner (15).

6. The polarity checking apparatus of claim 1, wherein: The first detection box (1) is provided with a battery groove (10), and the inner wall top and bottom of the battery groove (10) are provided with a battery SN pole piece (11), and the battery SN pole piece (11) is electrically connected with the current stabilizer (6).

7. The polarity checking apparatus of claim 1, wherein: The detection box is provided with a parameter display screen (16).

8. The polarity checking apparatus of claim 7, wherein: The bottom of the parameter display screen (16) is provided with a plurality of power detection lamps (17).

9. The polarity checking apparatus of claim 7 wherein: The current and voltage detector (4) is electrically connected with the parameter display screen (16).

10. The polarity checking apparatus of claim 2, wherein: The detection box is provided with a wire winder button (18).

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