CN215180825U

CN215180825U - Portable testing arrangement of DC electroscope

Info

Publication number: CN215180825U
Application number: CN202120799034.7U
Authority: CN
Inventors: 只晓璐; 李清昊; 陈志文; 殷雷; 沙文轩; 刘正田; 古宏伟
Original assignee: Nanjing Metrol Operation Co ltd
Current assignee: Nanjing Metrol Operation Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-14
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a portable testing device of a DC electroscope, which belongs to the field of rail transit and comprises a shell, wherein one side of the top surface of the shell is respectively provided with a battery gauge head and a voltage gauge head, and the other side of the top surface of the shell is respectively and fixedly provided with a control component through screws; control assembly includes switch, regulating switch, gear switch and control button, earthing terminal and the interface that charges are installed to one side lateral wall of shell symmetry respectively, high-voltage output end and high-voltage test end are installed to another lateral wall of shell symmetry respectively, the internally mounted of shell has control module and lithium cell, solves the problem that the scene can not be convenient carry out the electricity test on having electrical equipment, improves the efficiency when experimental team carries out batch DC electroscope experiment simultaneously.

Description

Portable testing arrangement of DC electroscope

Technical Field

The utility model relates to a track traffic technical field specifically is a portable testing arrangement of DC electroscope.

Background

According to the electricity testing method mentioned in GB26860-2016 electric industry safety work rules, the electroscope is firstly confirmed to be well carried out on an electric device, the electricity testing work mentioned in NDYJ406106-2018 transformation safety work rules is carried out after power failure, the electroscope with a proper voltage level is used during electricity testing, and the electroscope is firstly tested on other electric devices and is carried out after the electricity testing work rules are confirmed to be good, so that the power supply company test work class needs to carry out a starting voltage test on nearly 1300 times of DC1500V electroscopes which are sent for inspection every year.

However, in the actual test process, when the field construction is used for testing the grounding hanging and wire sealing, because no live equipment exists near the power failure of the contact network, the self-checking function of the electroscope can only be used and the test can be carried out on the live line in advance, and whether the electroscope is good or not can not be conveniently confirmed on the live equipment. And the existing DC electroscope test mode has the defects of troublesome wiring and low efficiency

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable testing arrangement of DC electroscope, the problem of testing the electricity on having electrical equipment that the solution scene can not be convenient improves the efficiency when experimental team and group carry out batch DC electroscope experiment simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a portable testing device for a DC electroscope comprises a shell, wherein a battery gauge head and a voltage gauge head are respectively installed on one side of the top surface of the shell, and a control assembly is respectively and fixedly installed on the other side of the top surface of the shell through screws;

the control assembly comprises a power switch, an adjusting switch, a gear switch and a control button, a grounding end and a charging interface are respectively and symmetrically arranged on the side wall of one side of the shell, and a high-voltage output end and a high-voltage testing end are respectively and symmetrically arranged on the side wall of the other side of the shell;

and the control module and the lithium battery are arranged in the shell.

Preferably, the control module comprises a control circuit board and a boosting module, a control input end of the boosting module is electrically connected with a control output end of the control circuit board, and an output end of the boosting module is connected with a high-voltage output end on the side wall of the other side of the shell.

Preferably, the power switch, the adjusting switch, the gear switch and the control button are respectively and correspondingly connected with the control circuit board.

Preferably, the boosting module is a DC-DC boosting module, an input end of the DC-DC boosting module is electrically connected with a lithium battery, and a voltage of the lithium battery is 24V.

Preferably, the gear switch comprises an input gear and an output gear, and the gear switch is matched with the shifting piece to rotate and select the corresponding gear.

Preferably, the inside of shell has the mount pad through screw fixed mounting, the mount pad is "nearly" shape, the top surface of mount pad has control circuit board through screw fixed mounting.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a portable testing arrangement of DC electroscope uses the device after, before testing electricity on the contact net, can be convenient use real direct current test voltage tests DC electroscope's the electricity function of testing, convenient completion ann's requirement, the while with the test efficiency of once per minute on average promoted 9s test one, great improvement efficiency of software testing.

2. The utility model provides a portable testing arrangement of DC electroscope adopts the high frequency module as the module that steps up to can use the 24V lithium cell as the power, solve the less unable trigger of power in the current scheme, or the great portable problem inadequately of structure.

Drawings

FIG. 1 is a schematic view of the integral shaft of the present invention;

fig. 2 is a schematic diagram of the right-side view structure of the present invention;

fig. 3 is a schematic view of the internal structure of the housing of the present invention.

Reference numbers in the figures: 1. a housing; 2. a battery gauge head; 3. a voltmeter head; 4. a power switch; 5. an adjustment switch; 6. a gear switch; 7. a control button; 8. a charging interface; 9. a ground terminal; 10. a high voltage output terminal; 11. a high voltage test terminal; 12. a mounting seat; 13. a control circuit board; 14. a boost module; 15. a lithium battery.

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 without creative work belong to the protection scope of the present invention.

The utility model provides a portable testing arrangement of DC electroscope as shown in fig. 1-3, including shell 1, battery gauge outfit 2 and voltmeter gauge outfit 3 are installed respectively to top surface one side of shell 1, voltmeter gauge outfit 3 can measure primary side direct current voltage, measure the test voltage of output when the output mode, measure the direct current voltage of input when measuring the mode, battery gauge outfit 2 can measure the electric quantity of battery, and show the electric quantity percentage, the top surface opposite side of shell 1 is fixed mounting respectively through the screw has control assembly, control assembly includes switch 4, regulating switch 5, gear switch 6 and control button 7, earthing terminal 9 and charging interface 8 are symmetrically installed respectively to one side lateral wall of shell 1, high-voltage output end 10 and high-voltage test end 11 are symmetrically installed respectively to another lateral wall of shell 1; the internally mounted of shell 1 has control module and lithium cell 15, through with each part respectively correspond install on shell 1 with inside, can fix each part and form integrated device, play the effect of conveniently carrying.

The control module comprises a control circuit board 13 and a boosting module 14, the control circuit board 13 adopts a LY1028 chip to match with the boosting module and controls and selects a corresponding mode through a corresponding switch in the control assembly, a control input end of the boosting module 14 is electrically connected with a control output end of the control circuit board 13, and an output end of the boosting module 14 is connected with the high-voltage output end 10 on the side wall of the other side of the shell 1.

The power switch 4, the adjusting switch 5, the gear switch 6 and the control button 7 are respectively and correspondingly connected with the control circuit board 13, and the control circuit board 13 plays a role in connecting all parts and concentrating external wiring by respectively connecting the power switch 4, the adjusting switch 5, the gear switch 6 and the control button 7 with the control circuit board 13.

The voltage boosting module 14 is a DC-DC voltage boosting module, the input end of the DC-DC voltage boosting module is electrically connected with the lithium battery 15, the DC-DC voltage boosting module adopts an MP1542DK-LF-Z model, the voltage of the lithium battery 15 is 24V, and the voltage of the 24V lithium battery 15 is output as corresponding high-voltage direct-current test voltage for DC electroscope test or test. The gear switch 6 comprises an input gear and an output gear, and the gear switch 6 is matched with a shifting piece to rotate so as to select the corresponding gear.

The inside of shell 1 has mount pad 12 through screw fixed mounting, and mount pad 12 is "nearly" shape, and there is control circuit board 13 on the top surface of mount pad 12 through screw fixed mounting, and control button 7 controls the output of test voltage, can not the auto-lock after pressing to guarantee operating personnel safety, switch 4 can control the switch of power, selects output voltage and measures the voltage mode, selects the output gear.

Firstly, the device and the test wire are taken out, the power switch 4 is dialed, the power is turned on, whether the voltage gauge head 3 displays normal and the battery gauge head 2 displays electricity is checked, the negative pole of the DC electroscope and the negative pole of the test device are correctly wired by using the test wire, the input/output gear of the gear switch 6 is shifted to the output gear by dialing the plectrum, the output gear is selected to 600V, the control button 7 is pressed, the 600V direct current test voltage is output by the high-voltage output end 10 at the moment, and the DC electroscope sounds normally.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable testing device for DC electroscopes, comprising a housing (1), characterized in that: a battery gauge head (2) and a voltage gauge head (3) are respectively installed on one side of the top surface of the shell (1), and a control assembly is respectively and fixedly installed on the other side of the top surface of the shell (1) through screws;

the control assembly comprises a power switch (4), an adjusting switch (5), a gear switch (6) and a control button (7), a grounding end (9) and a charging interface (8) are respectively and symmetrically installed on the side wall of one side of the shell (1), and a high-voltage output end (10) and a high-voltage testing end (11) are respectively and symmetrically installed on the side wall of the other side of the shell (1);

the inside of the shell (1) is provided with a control module and a lithium battery (15).

2. A DC electroscope portable testing device, according to claim 1, characterized in that: the control module comprises a control circuit board (13) and a boosting module (14), the control input end of the boosting module (14) is electrically connected with the control output end of the control circuit board (13), and the output end of the boosting module (14) is connected with a high-voltage output end (10) on the side wall of the other side of the shell (1).

3. A DC electroscope portable testing device, according to claim 2, characterized in that: the power switch (4), the adjusting switch (5), the gear switch (6) and the control button (7) are respectively and correspondingly connected with the control circuit board (13).

4. A DC electroscope portable testing device, according to claim 2, characterized in that: the boost module (14) is a DC-DC boost module, the input end of the DC-DC boost module is electrically connected with a lithium battery (15), and the voltage of the lithium battery (15) is 24V.

5. A DC electroscope portable testing device, according to claim 1, characterized in that: the gear switch (6) comprises an input gear and an output gear, and the gear switch (6) is matched with the shifting piece to rotate to select the corresponding gear.

6. A DC electroscope portable testing device, according to claim 1, characterized in that: the utility model discloses a solar energy water heater, including shell (1), mount pad (12) are installed through screw fixed mounting in the inside of shell (1), mount pad (12) are "nearly" shape, the top surface of mount pad (12) has control circuit board (13) through screw fixed mounting.