CN217689350U

CN217689350U - Device for auxiliary testing power supply leakage current

Info

Publication number: CN217689350U
Application number: CN202221547090.2U
Authority: CN
Inventors: 宋保真; 陈燕婷
Original assignee: Henan Lushun Transportation Technology Co ltd
Current assignee: Henan Lushun Transportation Technology Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-28
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to a device of auxiliary test power leakage current, the device includes the stage body, be equipped with wiring terminal module on the stage body, switch the composite module, controller module and power module, the wiring terminal module is connected with switching the composite module, it is connected with the controller module to switch the composite module, power module is connected with switching composite module and controller module, the wiring terminal module is used for being connected with the power screen, it is used for switching different power cables to switch the composite module, the controller module still is connected with monitoring acquisition module, the controller module is used for receiving user's instruction, control monitoring acquisition module moves, monitoring acquisition module is used for the drive to switch the composite module, gather the switching value that switches the composite module and the analog quantity information of gathering the power. The utility model discloses a device of auxiliary test power leakage current, with each partial integration that power leakage current detected on a cabinet body, realized the automated inspection of power leakage current and lasted the detection.

Description

Device for auxiliary testing power supply leakage current

Technical Field

The utility model relates to a railway teaching equipment technical field, concretely relates to device of auxiliary test power leakage current.

Background

When the railway signal power supply system is poor in ground insulation, a mixed power fault is very easy to generate, so that the measurement of the leakage current to the ground is very important, in the conventional power supply insulation and power supply leakage current test signal equipment, a leakage current test box and a universal meter are often combined to detect the leakage current on the railway, but the test method can only be used for testing on the site, needs manual starting and automatic measurement in skylight time, cannot be used for uninterrupted real-time test, and has the defects of low equipment test efficiency and measurement in special time due to more cable cores, low measurement frequency, less time left for signal workers to practice, manual setting of faults, only field faults can be tested, and the study and progress of the signal workers are not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device that auxiliary test power revealed solves the inconvenient problem of test training of present railway signal power reveal.

Now for realizing the above purpose, the utility model adopts the following technical scheme:

a device for auxiliary testing of power supply leakage current comprises a table body, wherein a wiring terminal module, a switching combination module, a control machine module and a power supply module are arranged on the table body, the wiring terminal module is connected with the switching combination module, the switching combination module is connected with the control machine module, and the power supply module is connected with the switching combination module and the control machine module; the utility model discloses a power supply, including binding post module, switching combined module, monitoring acquisition module, switch combined module, monitoring acquisition module, control module, binding post module is used for being connected with the power screen, it is used for switching different power cables to switch combined module, the control module still is connected with monitoring acquisition module, the control module is used for receiving user's instruction, controls monitoring acquisition module action, monitoring acquisition module is used for the drive switch combined module, gather switch combined module's the switching value and gather the analog quantity information of power.

Furthermore, the monitoring and collecting module comprises a monitoring and collecting unit, a driving board, an opening board and a mold-in board, one end of the driving board, one end of the opening board and one end of the mold-in board are respectively connected with the switching combined module, the other end of the driving board, the opening board and the mold-in board are connected with the monitoring and collecting unit, and the monitoring and collecting unit is connected with the controller module; the monitoring and collecting unit is used for controlling the drive plate to act so as to control the switching combined module to switch different power cables; the opening plate is used for collecting the switching value of the corresponding power supply and transmitting the switching value to the monitoring and collecting unit, and the module opening plate is used for collecting the analog signal of the corresponding power supply and transmitting the collected analog signal to the monitoring and collecting unit.

Further, the stage body includes main stage body, desktop and table leg, the desktop protrusion the main stage body sets up, the table leg is established the desktop below, wiring terminal module sets up main stage body upper end, it establishes to switch the composite module wiring terminal module below, control the machine module and establish main stage body lower extreme.

Furthermore, a tool box is arranged on one side of the control machine module on the main table body.

Further, the controller module is further connected to a fault setting module, the fault setting module includes a fault setting unit and a fault board, the fault setting unit is connected to the controller module, and the fault board is connected to the switching combination module.

The utility model has the advantages that:

the utility model discloses a device of auxiliary test power supply leakage current, wiring end submodule piece, switch the composite module, controller module and power module are all integrated on the stage body, the integrated level is higher, wiring end submodule piece is connected with the power screen, cause the cable of power screen in the stage body, can switch different powers through switching the composite module, be convenient for carry out the leakage current detection to different powers, detection efficiency is improved, analog quantity information through monitoring collection module collection power, the incessant and the automated inspection to the power screen power have been realized.

Drawings

FIG. 1 is a schematic diagram of a leakage current test box wiring;

fig. 2 is a schematic diagram of a usage scenario of the device for auxiliary testing power leakage of the present invention;

FIG. 3 is a schematic structural diagram of the device for auxiliary testing power leakage of the present invention;

fig. 4 is a schematic block diagram of the device for auxiliary testing power leakage of the present invention.

Names corresponding to the marks in the figure:

1. the leakage current testing box comprises a leakage current testing box body 2, a universal meter 3, a table body 31, a main table body 32, a table top 33, table legs 34, a tool box 4, a wiring terminal module 5, a switching combination module 6, a control machine module 7 and a power supply screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

Embodiment 1 of the utility model:

the embodiment of the utility model provides an in the device of auxiliary test power leakage is through each part integration with power leakage check out test set together, uses with the power screen cooperation of teaching, can accomplish the ground current test to power screen and output cable.

Fig. 1 shows, at present, the ground current test to power screen and its output cable, generally adopt the mode that leakage current test box 1 and universal meter 2 combine together to measure, during actual measurement, the ground wire of power screen is connected to one end of leakage current test box 1, another end connects the COM end of universal meter 2, the empty lower extreme of opening of the load that another end of universal meter 2 is connected with the power screen, judge whether this load leaks through universal meter 2's display numerical value, because the voltage of every load is different, the voltage of like track power, electric goat power etc. is all different, so need exchange the grafting position of the cable that leakage current test box 1 and universal meter 2 are connected in real time, it is very inconvenient to use.

As shown in fig. 2 and fig. 3, the device for auxiliary testing of power leakage in this embodiment includes a table body 3, a terminal module 4, a switching combination module 5, a control machine module 6 and a power module are disposed on the table body 3, the control machine module 6 is connected to a monitoring and collecting module, different power supplies are switched by switching the combination module 5, and then the numerical value of the power supply is collected by the monitoring and collecting module, so as to achieve automatic detection of the ground current of the output cable.

Specifically, binding post module 4 is used for being connected with power screen 7, draw the power cord of power screen 7 in the stage body 3, butt joint on 7 output terminal of power screen and the binding post on the binding post module 4 one by one, simultaneously, binding post module 4 is connected with switching composite module 5, switching composite module 5 is used for switching different power cables, in this embodiment, switching composite module 5 adopts the relay combination, through the transform of relay combination, realize the switching of different power cables, the concrete structure of relay combination belongs to prior art, no longer describe herein. The control machine module 6 is connected with the switching combined module 5 through the monitoring acquisition module, the control machine module 6 is used for receiving a user command, the monitoring acquisition module is driven to act, the monitoring acquisition module drives the switching combined module 5 to switch different power supplies, the monitoring acquisition module acquires the switching value of the switching combined module 5 and the analog quantity information of the acquisition power supply, and the power supply module is used for supplying power for the control machine module 6 and the switching combined module 5.

Specifically, as shown in fig. 4, the monitoring and collecting module includes a monitoring and collecting unit, a driving board, an opening board, and a mold-in board, the driving board, the opening board, and the mold-in board are respectively connected to the switching combination module 5 and the monitoring and collecting unit, and the monitoring and collecting unit is connected to the control machine module 6. The monitoring acquisition unit is used for receiving the instruction of the control machine module 6, control the drive plate action, make the relay in the switching composite module 5 suck up or fall down, realize the break-make of the power that needs to detect, it is used for gathering the switching value that corresponds the power to open the board, and transmit the switching value for the monitoring acquisition unit, the analog signal that the board gathered corresponds the power is gone into to the mould, and the analog signal who will gather transmits for the monitoring acquisition unit, in this embodiment, the monitoring acquisition unit is a CPU board actually, can carry out AD conversion to the analog signal that the board gathered, and transmit the signal after the conversion for the control machine module 6.

Through the arrangement, the ground current automatic detection of the power supply screen 7 output cable can be realized, the detection efficiency is improved, the real-time detection is realized, and the signal worker can exercise conveniently.

In this embodiment, the control machine module 6 is a touch all-in-one machine device, and is configured to carry a software system, display an operation result, and provide a human-computer interaction interface.

As shown in fig. 3, in this embodiment, the table body 3 is designed in a modular manner, which is convenient to disassemble and assemble, and includes a main table body 31, a table top 32 and table legs 33, the table top 32 protrudes from the main table body 31 and is used for students to operate and note, the table legs 33 are arranged below the table top 32 and are used for supporting the table top 32, the terminal block module 4 is arranged at the upper end of the main table body 31, the switching combination module 5 is arranged below the terminal block module 4, and the control machine module 6 is arranged at the lower end of the main table body 31 and is located at the right side of the table top 32, so that the students can operate the switching combination module conveniently.

In this embodiment, a tool box 34 for placing a student's tool such as a notebook or a multimeter is provided on the main body 31 on the left side of the control machine module 6.

In the embodiment, different faults can be set manually, and the requirement of trainees on exercise can be met.

Specifically, as shown in fig. 4, the control machine module 6 is further connected to a fault setting module for setting different faults, the fault setting module includes a fault setting unit and a fault board, the fault setting unit is connected to the fault board, the fault board is connected to the switching combination module 5, a relay is provided on the fault board, and the setting and cancellation of the faults are performed by activating the on-off of the relay on the fault board.

During actual use, through selecting the test items in the control machine module 6, the control machine module 6 sends corresponding instructions to the drive board, and the drive board receives the instructions and then acts on the corresponding relays, so that the relays act correspondingly to set faults.

Meanwhile, in the embodiment, the leakage detection interface and the operation mode, the monitored data are consistent with a common centralized monitoring interface in the railway, and the condition that students can keep consistent in learning and actual operation is ensured.

Meanwhile, the traditional training software is that a teacher inputs user information in advance, the device realizes two modes of self-registration and tourists, reduces the workload of the teacher for maintaining student information, can track the use behavior of a registered account, and is convenient for the teacher to record and manage the student information.

The working principle is as follows:

when a student learns, different power cables are selected on a screen of the control machine module 6 to test, after selection is completed, the control machine module 6 sends instructions to a monitoring and collecting unit in the monitoring and collecting module, the monitoring and collecting unit controls the action of a driving plate, so that corresponding relays on the switching and combining module 5 suck up or fall down to switch different power supplies, meanwhile, a switching board collects switching values of the corresponding power supplies and transmits the switching values to the control machine module through the monitoring and collecting unit, the analog quantity information of the corresponding power supplies is collected by the module-in board, the analog quantity information is converted into digital information through the monitoring and collecting unit and transmitted to the control machine module 6 to be displayed in the control machine module 6, faults can be set on the control machine module 6, after the setting is completed, a fault setting instruction is sent by the control machine module 6, the fault setting unit controls the action of a fault board, the relays on the fault board execute opening or closing actions, and the setting and canceling of the faults are performed.

The utility model discloses a device of auxiliary test power leakage, with each partial integration that power leakage detected on a cabinet body, and can set up the trouble by oneself, all equipment in the stage body all according to the standard cooperation unanimous with the actual scene, satisfy the cognition of student to equipment, can used repeatedly, small, make things convenient for many people to use, with low costs, it is multiple functional, simple structure, easily manufacturing, the fault rate is low, safe and reliable is favorable to extensive the popularization.

Claims

1. The utility model provides a device of auxiliary test power leakage which characterized in that: the table comprises a table body, wherein a wiring terminal module, a switching combination module, a control machine module and a power module are arranged on the table body, the wiring terminal module is connected with the switching combination module, the switching combination module is connected with the control machine module, and the power module is connected with the switching combination module and the control machine module; the binding post module is used for being connected with the power screen, switch the composite module and be used for switching different power cables, the controller module still is connected with monitoring collection module, the controller module is used for receiving user's instruction, controls monitoring collection module action, monitoring collection module is used for the drive switch the composite module, gather switch the switching value of composite module and gather the analog quantity information of power.

2. The apparatus for auxiliary testing of power supply leakage according to claim 1, wherein: the monitoring and collecting module comprises a monitoring and collecting unit, a driving plate, an opening plate and a mold-in plate, one end of the driving plate, one end of the opening plate and one end of the mold-in plate are respectively connected with the switching combined module, the other end of the driving plate, the opening plate and the mold-in plate are connected with the monitoring and collecting unit, and the monitoring and collecting unit is connected with the controller module; the monitoring and collecting unit is used for controlling the drive plate to act so as to control the switching combination module to switch different power cables; the opening plate is used for collecting the switching value of the corresponding power supply and transmitting the switching value to the monitoring and collecting unit, and the module opening plate is used for collecting the analog signal of the corresponding power supply and transmitting the collected analog signal to the monitoring and collecting unit.

3. The apparatus for auxiliary testing of power supply leakage according to claim 1, wherein: the stage body includes main stage body, desktop and table leg, the desktop protrusion the main stage body sets up, the table leg is established the desktop below, wiring terminal module sets up main stage body upper end, it establishes to switch the composite module wiring terminal module below, control the machine module and establish main stage body lower extreme.

4. The apparatus for auxiliary testing of power supply leakage according to claim 3, wherein: and a tool box is arranged on one side of the control machine module on the main table body.

5. The apparatus for auxiliary testing of power supply leakage of claim 1, wherein: the fault setting module comprises a fault setting unit and a fault plate, the fault setting unit is connected with the control machine module, and the fault plate is connected with the switching combination module.