CN214953687U - Portable charging device test wire box - Google Patents
Portable charging device test wire box Download PDFInfo
- Publication number
- CN214953687U CN214953687U CN202121625469.6U CN202121625469U CN214953687U CN 214953687 U CN214953687 U CN 214953687U CN 202121625469 U CN202121625469 U CN 202121625469U CN 214953687 U CN214953687 U CN 214953687U
- Authority
- CN
- China
- Prior art keywords
- box body
- terminal
- charging device
- wire
- wire box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model relates to the technical field of transformer substation maintenance, in particular to a portable charging device test wire box which comprises a wire box body, wherein a direct current wiring end and an alternating current wiring end which are used for being connected with a measuring instrument are arranged in the wire box body; the wire box body is also provided with a plurality of mounting through holes, the mounting through holes are internally provided with wiring terminals for being connected with equipment in the transformer substation, and the wiring terminals on the wire box body are different in specification; and the wire shunt is electrically connected with all the wiring terminals in the wire box body. The utility model discloses a set up different binding post in the online case body, but the different equipment in the different transformer substations of being applicable to of preferred to not only the reduction of preferred to the time of the equipment test in the transformer substation, also avoided the long-time outage of equipment in the transformer substation and leaded to the emergence of trouble.
Description
Technical Field
The utility model relates to a technical field is maintained to the transformer substation, and specifically speaking relates to a portable charging device test wire case.
Background
According to the overhaul standard of a national power grid direct-current power supply system, a charging device test is performed on a charging device in a transformer substation at least once every year so as to ensure the stable operation of the charging device. After the charging device runs for 1-3 years, components of equipment age, so that the characteristics of the components change, and technical indexes can deviate. The ripple coefficient refers to the ratio of the alternating voltage to the direct voltage in the output, the alternating current component is higher than the high frequency range, and the high frequency amplitude value can affect the service life of the equipment, even cause logic errors or cause protection rejection. The over-high voltage stabilization precision and current stabilization precision can cause poor direct current output stability and insufficient power, affect the normal work of the device, cause the under-voltage charging or the over-charging of the storage battery pack, and reduce the service life of the storage battery pack.
In the test process, the charging device is required to quit operation, the storage battery runs under the charged load, and once the storage battery is under-voltage and the like, great accidents can happen to the system in the station, so that the shorter the test time of the charging device is, the better the test time is. At present, too many equipment manufacturers exist in a production transformer station, and the wiring modes of different manufacturers are not unified, so that the time consumption is increased, and the wiring time is prolonged.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
a portable charging device test wire box comprises a wire box body, wherein a direct current wiring end and an alternating current wiring end which are used for being connected with a measuring instrument are arranged in the wire box body; the wire box body is also provided with a plurality of mounting through holes, the mounting through holes are internally provided with wiring terminals for being connected with equipment in the transformer substation, and the wiring terminals on the wire box body are different in specification; and the wire shunt is electrically connected with all the wiring terminals in the wire box body.
The utility model discloses a set up different binding post in the online case body, but the different equipment in the different transformer substations of being applicable to of preferred to not only the reduction of preferred to the time of the equipment test in the transformer substation, also avoided the long-time outage of equipment in the transformer substation and leaded to the emergence of trouble.
Preferably, the direct current wiring end and the alternating current wiring end respectively comprise a direct current wiring port and an alternating current wiring port which are arranged on the line box body, an insulation seat positioned at the direct current wiring port and the alternating current wiring port is arranged in the line box body, 2 wiring terminals are arranged on an insulation plate at the direct current wiring port, and 4 wiring terminals are arranged on the insulation seat at the alternating current wiring port; and a lead for connecting the lead shunt and the binding post is arranged between the binding post and the lead shunt.
The utility model discloses in, through the setting of direct current wiring end and interchange wiring end structure, can accomplish being connected of measuring instrument and this portable charging device test wire case at the terminal through installing the connector lug on the measuring instrument.
Preferably, the insulating base is provided with an insulating base screw hole matched with the wiring terminal, and the wiring terminal is a first bolt matched with the insulating base screw hole.
The utility model discloses in, through setting up the terminal into first bolt, comparatively convenient measuring instrument and this portable charging device test wire case are connected.
Preferably, the lead shunt comprises a conductive mounting seat, a mounting seat screw hole is formed in the mounting seat, and a second bolt matched with the mounting seat screw hole is arranged in the mounting seat screw hole; the mounting seat is also provided with a plurality of blind holes of the mounting seat.
The utility model discloses in, through the setting of mount pad screw and second bolt, comparatively convenient realization to the electric connection between wire shunt and the terminal.
Through the setting of mount pad blind hole, can insert the wire joint in the mount pad blind hole to comparatively convenient realization is connected between wire shunt and the binding post.
Preferably, an insulating outer cover is sleeved on the mounting seat.
The utility model discloses in, through the setting of insulating dustcoat, the promotion of preferred this portable charging device test wire case stability when using.
Preferably, a direct current voltmeter and an alternating current voltmeter for measuring the voltages of the direct current terminal and the alternating current terminal are respectively arranged in the line box body.
The utility model discloses in, through the setting of direct current voltmeter and alternating-current voltmeter, the promotion of preferred this portable charging device test wire case stability when using.
Preferably, the cable box body is also provided with two C63A air switches connected to the DC terminal and the AC terminal, respectively.
The utility model discloses in, through C63A air switch's setting, can in time open circuit when taking place the short circuit to the promotion of preferred this portable charging device test wire case stability when using.
Preferably, the line box body is further provided with a direct current output switch and an alternating current output switch which are respectively connected with the direct current terminal and the alternating current terminal.
The utility model discloses in, through direct current output switch and the setting of exchanging output switch, the security of this portable charging device test wire case when testing to transformer station internal equipment of promotion of preferred.
Drawings
Fig. 1 is a schematic structural diagram of a portable charging device test line box in embodiment 1.
Fig. 2 is a schematic view of a part of the structure of the portable charging device test line box in fig. 1.
Fig. 3 is a rear view of the portable charging device test cord box of fig. 1.
Fig. 4 is an operation schematic diagram of the portable charging device test line box in embodiment 1.
Fig. 5 is a schematic structural view of the insulating base in fig. 2.
Fig. 6 is a schematic structural view of the wire shunt in fig. 2.
Fig. 7 is a model view of a connection terminal in embodiment 1.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
Example 1
As shown in fig. 1 to 4, the present embodiment provides a portable charging device test wire box, which includes a wire box body 110, a dc terminal and an ac terminal are provided in the wire box body 110 for connecting with a measuring instrument, a C63A air switch and a dc output switch 150 are provided in the wire box body 110 for connecting with the dc terminal, a C63A air switch and an ac output switch 160 are provided in the wire box body 110 for connecting with the ac terminal; a direct current voltmeter 130 and an alternating current voltmeter 140 for measuring the voltages of the direct current terminal and the alternating current terminal are respectively arranged in the wire box body 110; a mounting plate 210 is arranged in the wire box body 110, and a wire shunt 220 electrically connected with the direct current terminal and the alternating current terminal is arranged on the mounting plate 210; the direct current terminal and the alternating current terminal respectively comprise a direct current wiring port 111 and an alternating current wiring port 112 which are arranged on the wire box body 110, an insulation seat 230 which is positioned at the direct current wiring port 111 and the alternating current wiring port 112 is arranged in the wire box body 110, 2 wiring terminals 240 are arranged on an insulation plate at the direct current wiring port 111, and 4 wiring terminals 240 are arranged on the insulation seat 230 at the alternating current wiring port 112; a lead for connecting the lead splitter 220 and the binding post 240 is arranged between the binding post 240 and the lead splitter 220; the wire box body 110 is also provided with a plurality of mounting through holes 120, the mounting through holes 120 are internally provided with wiring terminals 310 for connecting with equipment in a transformer substation, and the specifications of the wiring terminals 310 on the wire box body 110 are different; the wire shunt 220 is electrically connected to all the terminals 310 in the wire box body 110.
When the portable charging device test line box in the embodiment is used, a connector on a measuring instrument is connected with the portable charging device test line box, and a direct current terminal and an alternating current terminal are arranged on the portable charging device test line box in the embodiment because a direct current connector or an alternating current connector may exist on the measuring instrument; after the measuring instrument is connected with the portable charging device test wire box, an appropriate wiring terminal 310 is selected according to a wiring port of the substation equipment for connection. As shown in fig. 7, several terminals 310 with different specifications are provided in the present embodiment. After the connection of the connection terminal 310 is completed, the dc output switch 150 and the ac output switch 160 are turned on to detect the equipment in the substation. In this embodiment, different connection terminals 310 are arranged in the line box body 110, so that the line box can be preferably applied to different devices in different substations, thereby preferably reducing the time for testing the devices in the substation and avoiding the occurrence of faults caused by long-time power failure of the devices in the substation.
In this embodiment, through the setting of C63A air switch, can in time break when taking place the short circuit to the better promotion this portable charging device test wire case stability when using.
In this embodiment, through the arrangement of the dc output switch 150 and the ac output switch 160, the dc output switch 150 and the ac output switch 160 can be turned on to test the equipment in the substation after the circuit is turned on, so as to better improve the safety of the portable charging device test line box when testing the equipment in the substation.
In this embodiment, through the setting of direct current voltmeter 130 and alternating current voltmeter 140, can carry out real-time monitoring through direct current voltmeter 130 and alternating current voltmeter 140 to the voltage when testing the equipment in the transformer substation to the promotion of preferred this portable charging device test wire case stability when using.
In this embodiment, through the arrangement of the dc terminal and the ac terminal, the connection between the measuring instrument and the test line box of the portable charging device can be completed by mounting the connector lug on the measuring instrument on the connector lug 240.
Referring to fig. 5, the insulating base 230 is provided with an insulating base screw hole 410 matching with the terminal 240, and the terminal 240 is a first bolt matching with the insulating base screw hole 410.
In this embodiment, the terminal 240 is set as the first bolt, and the first bolt can be screwed to fix the terminal on the measuring instrument, so that the measuring instrument is conveniently connected to the test wire box of the portable charging device.
As shown in fig. 6, the wire shunt 220 includes a conductive mounting base 510, and an insulating housing 250 is sleeved on the mounting base 510; the mounting seat 510 is provided with a mounting seat screw hole 520, and a second bolt 530 matched with the mounting seat screw hole 520 is arranged in the mounting seat screw hole 520; the mounting base 510 is further provided with a plurality of mounting base blind holes 540.
Through the installation of the installation seat screw hole 520 and the second bolt 530 in the embodiment, the wire between the terminal 240 and the wire shunt 220 can be installed on the wire shunt 220 by screwing the second bolt 530, so that the electrical connection between the wire shunt 220 and the terminal 240 is conveniently realized. Through the setting of mount pad blind hole 540, can insert the wire connection head in mount pad blind hole 540 to comparatively convenient realization is to being connected between wire shunt 220 and binding post 310. Through the arrangement of the insulating outer cover 250, the short circuit between two adjacent wire shunts 220 is avoided, so that the stability of the portable charging device test wire box in use is improved better.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (8)
1. Portable charging device test wire case, its characterized in that: the wire box comprises a wire box body (110), wherein a direct current terminal and an alternating current terminal which are used for being connected with a measuring instrument are arranged in the wire box body (110), a mounting plate (210) is arranged in the wire box body (110), and a wire shunt (220) which is electrically connected with the direct current terminal and the alternating current terminal is arranged on the mounting plate (210); the wire box body (110) is also provided with a plurality of mounting through holes (120), the mounting through holes (120) are internally provided with wiring terminals (310) used for being connected with equipment in the transformer substation, and the specifications of the wiring terminals (310) on the wire box body (110) are different; the lead diverter (220) is electrically connected with all the wiring terminals (310) in the wire box body (110).
2. The portable charging device test line box of claim 1, wherein: the direct current wiring terminal and the alternating current wiring terminal respectively comprise a direct current wiring port (111) and an alternating current wiring port (112) which are arranged on a wire box body (110), an insulation seat (230) which is positioned at the direct current wiring port (111) and the alternating current wiring port (112) is arranged in the wire box body (110), 2 wiring terminals (240) are arranged on an insulation plate at the direct current wiring port (111), and 4 wiring terminals (240) are arranged on the insulation seat (230) at the alternating current wiring port (112); a lead for connecting the lead shunt (220) and the binding post (240) is arranged between the binding post (240) and the lead shunt (220).
3. The portable charging device test line box of claim 2, wherein: an insulating seat screw hole (410) matched with the wiring terminal (240) is formed in the insulating seat (230), and the wiring terminal (240) is a first bolt matched with the insulating seat screw hole (410).
4. The portable charging device test line box of claim 1, wherein: the lead wire shunt (220) comprises a conductive mounting seat (510), a mounting seat screw hole (520) is formed in the mounting seat (510), and a second bolt (530) matched with the mounting seat screw hole (520) is arranged in the mounting seat screw hole (520); the mounting base (510) is also provided with a plurality of mounting base blind holes (540).
5. The portable charging device test line box of claim 4, wherein: an insulating outer cover (250) is sleeved on the mounting seat (510).
6. The portable charging device test line box of claim 1, wherein: the inside of the wire box body (110) is also respectively provided with a direct current voltmeter (130) and an alternating current voltmeter (140) which are used for measuring the voltages of the direct current terminal and the alternating current terminal.
7. The portable charging device test line box of claim 1, wherein: the inside of the wire box body (110) is also provided with two C63A air switches which are respectively connected with the DC terminal and the AC terminal.
8. The portable charging device test line box of claim 1, wherein: the line box body (110) is also provided with a direct current output switch (150) and an alternating current output switch (160) which are respectively connected with the direct current terminal and the alternating current terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121625469.6U CN214953687U (en) | 2021-07-16 | 2021-07-16 | Portable charging device test wire box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121625469.6U CN214953687U (en) | 2021-07-16 | 2021-07-16 | Portable charging device test wire box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214953687U true CN214953687U (en) | 2021-11-30 |
Family
ID=79071619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121625469.6U Expired - Fee Related CN214953687U (en) | 2021-07-16 | 2021-07-16 | Portable charging device test wire box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214953687U (en) |
-
2021
- 2021-07-16 CN CN202121625469.6U patent/CN214953687U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112540216A (en) | Multi-voltage-level electricity testing device for transformer substation | |
| CN214953687U (en) | Portable charging device test wire box | |
| CN112506731A (en) | Design method of power distribution switch simulation interface device | |
| CN216450901U (en) | Triangular plug capable of being detached and replaced | |
| CN205489819U (en) | Electric installation is got to high voltage electric field | |
| CN215419713U (en) | Movable voltage-adjustable AC-DC UPS composite power supply device | |
| CN212301673U (en) | Current transformer with testing function | |
| CN203166616U (en) | Integrated power-supply cabinet | |
| CN214703710U (en) | Portable FTU debugging device | |
| CN112433079A (en) | Electric power wiring device | |
| CN214703889U (en) | FTU and pole switch on-site detection device | |
| CN215180649U (en) | Portable insulation monitoring device experiment wire box | |
| CN220323408U (en) | Three-phase uninterrupted meter replacing device | |
| CN213072195U (en) | Vehicle-mounted emergency power supply device for new energy passenger car | |
| CN217305348U (en) | Feeder fault detection device for AC power supply system for station | |
| CN210775607U (en) | Current test terminal | |
| CN216209345U (en) | Voltage acquisition line conversion interface device for storage battery | |
| CN214205351U (en) | Power consumption terminal setting and testing power supply device | |
| CN215180825U (en) | Portable testing arrangement of DC electroscope | |
| CN212543438U (en) | Building emergency power supply system | |
| CN112904056A (en) | Portable FTU debugging device | |
| CN214505221U (en) | Current transformer with standby secondary terminal | |
| CN220042736U (en) | Lightning protection box structure | |
| CN204142854U (en) | A kind of lightning arrester live line measurement servicing unit | |
| CN218449605U (en) | Small-size direct current portable power source of transformer substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |