CN201804037U - Power supply distribution unit - Google Patents
Power supply distribution unit Download PDFInfo
- Publication number
- CN201804037U CN201804037U CN2010205319379U CN201020531937U CN201804037U CN 201804037 U CN201804037 U CN 201804037U CN 2010205319379 U CN2010205319379 U CN 2010205319379U CN 201020531937 U CN201020531937 U CN 201020531937U CN 201804037 U CN201804037 U CN 201804037U
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- China
- Prior art keywords
- distribution unit
- voltage
- power distribution
- break switch
- acquisition
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- Expired - Lifetime
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- Measurement Of Current Or Voltage (AREA)
Abstract
The utility model discloses a power supply distribution unit which comprises a voltage input circuit, a zero-fire double-break switch, a voltage output socket and a current acquisition and indication module or a voltage acquisition and indication module connected at the output end of the zero-fire double-break switch. By adopting the power supply distribution unit, the design of a large number of circuits for acquisition and display of voltage and current values can be avoided; and the reading of voltage and current is very intuitive and simple.
Description
Technical field
The utility model relates to a kind of electricity field, in particular a kind of power distribution unit.
Background technology
Current measuring device at existing power distribution unit is finished by a circuit sampling circuit, a digital signal processing circuit and a display circuit sometimes, and the LED display of passing through of electric current shows.This current measuring device need be provided with a large amount of circuit for the power distribution unit that only needs the indicator current size.
Therefore, prior art has yet to be improved and developed.
The utility model content
The purpose of this utility model is to provide a kind of power distribution unit, and a large amount of circuit of needs sampling that is intended to solve existing power distribution unit is finished the measurement of electric current.
The technical solution of the utility model is as follows:
A kind of power distribution unit wherein, comprises successively voltage input circuit, zero fiery double-break switch, the voltage output socket that connects and is connected current acquisition and indicating module or voltage acquisition and indicating module on the zero fiery double-break switch output terminal.
Described power distribution unit, wherein, described current acquisition and indicating module comprise a pointer reometer, described pointer reometer connects the output terminal of zero fiery double-break switch.
Described power distribution unit, wherein, described current acquisition and indicating module also comprise a current transformer, and described current transformer is connected on the output terminal of zero fiery double-break switch, and the input end of described pointer reometer connects described current transformer.
Described power distribution unit, wherein, described voltage acquisition and indicating module comprise a needle dc voltmeter, described needle dc voltmeter connects the output terminal of zero fiery double-break switch.
Described power distribution unit, wherein, described voltage acquisition and indicating module also comprise a voltage transformer (VT), and described voltage transformer (VT) is connected on the output terminal of zero fiery double-break switch, and the input end of described needle dc voltmeter connects described voltage transformer (VT).
Described power distribution unit, wherein, described voltage output socket is at least one the tunnel.
Described power distribution unit, wherein, described voltage output socket is 24 the tunnel.
The beneficial effects of the utility model: the utility model is measured the size of electric current in the power distribution unit by adopt pointer reometer in circuit, and the design of use sort circuit not only can reduce a large amount of circuit design but also can also reflect the size of electric current intuitively.
Description of drawings
Fig. 1 is the power distribution unit structural representation that the utility model provides;
Fig. 2 is the schematic block circuit diagram that embodiment one provides in the utility model;
Fig. 3 is the schematic block circuit diagram that embodiment two provides in the utility model;
Fig. 4 is the schematic block circuit diagram that embodiment three provides in the utility model;
Fig. 5 is the schematic block circuit diagram that embodiment four provides in the utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, clear and definite, below the utility model is further described with reference to the accompanying drawing embodiment that develops simultaneously.
A kind of power distribution unit structural representation that Fig. 1 provides for the utility model, but be not limited only to the structure shown in the figure according to the design needs of actual environment.Power distribution unit 1 shown in the figure comprises pointer reometer 10 and voltage output socket 20, and described voltage output socket 20 is provided with a plurality of, and general described voltage output socket is 24 the tunnel.
Referring to Fig. 2, the schematic block circuit diagram of a kind of power distribution unit that embodiment one provides in the utility model, it comprises successively voltage input circuit, zero fiery double-break switch, the voltage output socket that connects and is connected current acquisition and indicating module on the zero fiery double-break switch output terminal.
Described current acquisition and indicating module are pointer reometers, and described pointer reometer connects the output terminal of zero fiery double-break switch.
Referring to Fig. 3, the schematic block circuit diagram of a kind of power distribution unit that embodiment two provides in the utility model, when the electric current of power distribution unit during greater than certain value, for example 20A may decide according to different reometers greatlyyer.Described current acquisition and indicating module also are provided with a current transformer, and described current transformer is connected on the output terminal of zero fiery double-break switch, and described pointer reometer connects described current transformer.
Referring to Fig. 4, the schematic block circuit diagram of a kind of power distribution unit that embodiment three provides in the utility model, it comprises successively voltage input circuit, zero fiery double-break switch, the voltage output socket that connects and is connected voltage acquisition and indicating module on the zero fiery double-break switch output terminal.
Described voltage acquisition and indicating module comprise a needle dc voltmeter, and described needle dc voltmeter connects the output terminal of zero fiery double-break switch.
Referring to Fig. 5, the schematic block circuit diagram of a kind of power distribution unit that embodiment four provides in the utility model, when the voltage of power distribution unit greater than certain value, for example 300V may decide according to different voltage tables greatlyyer.Described voltage acquisition and indicating module also comprise a voltage transformer (VT), and described voltage transformer (VT) is connected on the output terminal of zero fiery double-break switch, and the input end of described needle dc voltmeter connects described voltage transformer (VT).
Can avoid designing a large amount of circuit by the power distribution unit that adopts the utility model to provide gathers and display voltage and current value.And reading of voltage and current is very directly perceived, easy.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or conversion, all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (7)
1. a power distribution unit is characterized in that, comprises successively voltage input circuit, zero fiery double-break switch, the voltage output socket that connects and is connected current acquisition and indicating module or voltage acquisition and indicating module on the zero fiery double-break switch output terminal.
2. power distribution unit according to claim 1 is characterized in that, described current acquisition and indicating module comprise a pointer reometer, and described pointer reometer connects the output terminal of zero fiery double-break switch.
3. power distribution unit according to claim 2, it is characterized in that, described current acquisition and indicating module also comprise a current transformer, and described current transformer is connected on the output terminal of zero fiery double-break switch, and the input end of described pointer reometer connects described current transformer.
4. power distribution unit according to claim 1 is characterized in that described voltage acquisition and indicating module comprise a needle dc voltmeter, and described needle dc voltmeter connects the output terminal of zero fiery double-break switch.
5. power distribution unit according to claim 4, it is characterized in that, described voltage acquisition and indicating module also comprise a voltage transformer (VT), and described voltage transformer (VT) is connected on the output terminal of zero fiery double-break switch, and the input end of described needle dc voltmeter connects described voltage transformer (VT).
6. power distribution unit according to claim 1 is characterized in that, described voltage output socket is at least one the tunnel.
7. power distribution unit according to claim 6 is characterized in that, described voltage output socket is 24 the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205319379U CN201804037U (en) | 2010-09-10 | 2010-09-10 | Power supply distribution unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205319379U CN201804037U (en) | 2010-09-10 | 2010-09-10 | Power supply distribution unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201804037U true CN201804037U (en) | 2011-04-20 |
Family
ID=43873538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205319379U Expired - Lifetime CN201804037U (en) | 2010-09-10 | 2010-09-10 | Power supply distribution unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201804037U (en) |
-
2010
- 2010-09-10 CN CN2010205319379U patent/CN201804037U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518057 Shenzhen, Guangdong, Nanshan District high tech in the middle of the three Shenzhen Software Park, building 4, building 7 Patentee after: Shenzhen Polytron Technologies Inc Address before: 518057 Shenzhen, Guangdong, Nanshan District high tech in the middle of the three Shenzhen Software Park, building 4, building 7 Patentee before: Shenzhen Xbrother Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |