CN208705415U - A kind of In the distribution system of low voltage efficiency intelligent detection device - Google Patents

Abstract

The utility model discloses a kind of In the distribution system of low voltage efficiency intelligent detection devices, including shell, signal receiving and transmitting unit and distribution system, shell is connected with front plate on one side, the two sides upper end of shell symmetrically offers heat release hole, connecting terminal is installed below the heat release hole of shell side, side is equipped with program setting port, data card slot and the first signalling means interface, the upper and lower ends of front plate and offers screw fixed point on the shell of connecting terminal side.This In the distribution system of low voltage efficiency intelligent detection device, the method that data acquisition module uses numerical portion high-speed isolated, reduces the isolated variable of analog portion; guarantee that measured source arises directly from measured target power grid, avoid the distortion of analog signal, to obtain true electric network data; the stability of the data memory module is good; high reliablity, read or write speed is fast, and capacity is than big; it is convenient to extend; power management module is energy-efficient, and switch is controllable, there is the functions such as over-voltage over-current protection.

Description

A kind of In the distribution system of low voltage efficiency intelligent detection device

Technical field

The utility model relates to Digital Electric technical field, specially a kind of In the distribution system of low voltage efficiency intelligent measurement Device.

Background technique

The monitoring of electric energy efficiency provides foundation for the improvement of each electricity system, meets current country and advocates " low-carbon The overall situation of energy conservation ".

Currently, the similar terminal emphasis of electric energy efficiency monitoring is electric energy quality monitoring in the market, nothing is substantially had ignored The huge deviation of function loss is given the electricity charge of user's bring great number (electricity charge are idle fine), and its core processor bus speed Slowly, processing capacity is low, and electric energy efficiency data precision is low, and the human-computer exchange of this Terminal Type is inconvenient, and communication modes are single.

Utility model content

The purpose of this utility model is to provide a kind of In the distribution system of low voltage efficiency intelligent detection devices, and having can be real When monitoring power quality and reactive loss huge deviation the advantages of, solve the problems of the prior art.

To achieve the above object, the utility model provides the following technical solutions: a kind of In the distribution system of low voltage efficiency intelligence Detection device, including shell, signal receiving and transmitting unit and distribution system, the shell are connected with front plate, shell on one side Two sides upper end symmetrically offer heat release hole, connecting terminal, connecting terminal side are installed below the heat release hole of shell side Shell on side program setting port, data card slot and the first signalling means interface be installed, up and down the two of the front plate End offers screw fixed point, and the upper end of front plate is connected with liquid crystal display panel, the front plate below liquid crystal display panel On function button is installed, work light is installed in the front plate of side below function button, the emitter includes Pedestal and signal antenna, the lower end of signal antenna and the upper end of pedestal connect, and the side of base bottom is connected with data power line, The upper end of data power line is connected with second signal device interface, and the distribution system includes main control module and power management module, Main control module and power management module are electrically connected, and the input terminal of main control module is electrically connected with data acquisition module and communication mould Block, the output end of main control module are electrically connected with data memory module, and main control module is electrically connected with display module and man-machine friendship Operational administrative module is changed, the data acquisition module includes voltage transformer, current transformer conversion, analog signal processing electricity Road, analog/digital converter and digital signal processor, voltage transformer and current transformer conversion output end respectively with mould Quasi- signal processing circuit is electrically connected, and analog signal processing circuit, analog/digital converter and digital signal processor pass through total Line and main control module are electrically connected.

Preferably, the display module and liquid crystal display panel are electrically connected, LCD panel and human-computer exchange operation pipe Module is managed to be electrically connected.

Preferably, the voltage transformer and current transformer conversion is electrically connected with connecting terminal respectively.

Preferably, port is arranged with program respectively for the main control module and the first signalling means interface is electrically connected.

Preferably, the communication module is wirelessly connected emitter.

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

This In the distribution system of low voltage efficiency intelligent detection device, data acquisition module use the side of numerical portion high-speed isolated Method reduces the isolated variable of analog portion, guarantees that measured source arises directly from measured target power grid, avoids the mistake of analog signal Very, to obtain true electric network data, the stability of the data memory module is good, and high reliablity, read or write speed is fast, capacity ratio Greatly, it is convenient to extend, and power management module is energy-efficient, and switch is controllable, there is the functions such as over-voltage over-current protection, main control module reliability Height, high speed, low cost, when assessing power grid quality problem, provides the foundation of tested Grid energy-saving and emission-reduction, and adopt With modularized design, segment design module can be drawn on demand, keep its operation more stable, reliability has been obtained further It is promoted, shortens the R&D cycle of product, but also sufficiently not only convenient for debugging and production, while also reducing the cost of terminal.

Detailed description of the invention

Fig. 1 is the side view of the utility model；

Fig. 2 is the front plate structure chart of the utility model；

Fig. 3 is the signal receiving and transmitting unit structure chart of the utility model；

Fig. 4 is the distribution system structure chart of the utility model.

In figure: 1, shell；11, heat release hole；12, connecting terminal；13, port is arranged in program；14, data card slot；15, One signalling means interface；2, front plate；21, screw fixed point；22, liquid crystal display panel；23, function button；24, work instruction Lamp；3, emitter；31, pedestal；32, signal antenna；33, data power line；34, second signal device interface；4, distribution system； 41, main control module；42, power management module；43, data acquisition module；431, voltage transformer；432, current transformer turns It changes；433, analog signal processing circuit；434, analog/digital converter；435, digital signal processor；44, data store mould Block；45, display module；46, human-computer exchange operational administrative module；47, communication module.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to Fig. 1-4, a kind of In the distribution system of low voltage efficiency intelligent detection device, including shell 1, signal and receives transmitting Device 3 and distribution system 4, shell 1 are connected with front plate 2 on one side, and the two sides upper end of shell 1 symmetrically offers heat release hole 11, For 1 internal heat dissipating of shell, the lower section of the heat release hole 11 of 1 side of shell is equipped with connecting terminal 12,12 side of connecting terminal Side is equipped with program setting port 13, data card slot 14 and the first signalling means interface 15 on shell 1, front plate 2 up and down Both ends offer screw fixed point 21, and the upper end of front plate 2 is connected with liquid crystal display panel 22,22 lower section of liquid crystal display panel Front plate 2 on function button 23 is installed, work light 24 is installed in the front plate 2 of 23 lower section side of function button, Work light 24 is used for display working condition, and emitter 3 includes pedestal 31 and signal antenna 32, the lower end of signal antenna 32 It is connect with the upper end of pedestal 31, the side of 31 bottom of pedestal is connected with data power line 33, the upper end connection of data power line 33 There is second signal device interface 34, distribution system 4 includes main control module 41 and power management module 42, main control module 41 and power supply pipe It manages module 42 to be electrically connected, main control module 41 is according to the sequence for requiring the control each road power supply of power management module 42 to export, simultaneously Power management module 42 feeds back to the real-time status of each road power supply power supply of main control module 41, and power management module 42 is energy-efficient, Switch is controllable, has the function of over-voltage over-current protection, and 41 high reliablity of main control module has the advantages that high speed, low cost, master control The input terminal of module 41 is electrically connected with data acquisition module 43 and communication module 47, and communication module 47 is wirelessly connected emitter 3, data result can be conveyed to the main control module 41 of control centre by communication module 47, and the output end of main control module 41 electrically connects It is connected to data memory module 44, main control module 41 is electrically connected with display module 45 and human-computer exchange operational administrative module 46, uses In storing the electric energy efficiency data, main control module 41 is arranged port 13 and the first signalling means interface 15 with program respectively and electrically connects It connects, display module 45 and liquid crystal display panel 22 are electrically connected, liquid crystal display panel 22 and human-computer exchange operational administrative module 46 It is electrically connected, display function is realized by liquid crystal display panel 22 and human-machine operation function of exchange, data acquisition module 43 include Voltage transformer 431, current transformer conversion 432, analog signal processing circuit 433, analog/digital converter 434 and number Signal processor 435, voltage transformer 431 and current transformer conversion 432 output end respectively with analog signal processing circuit 433 are electrically connected, and voltage transformer 431 and current transformer conversion 432 are electrically connected with connecting terminal 12 respectively, analog signal Processing circuit 433, analog/digital converter 434 and digital signal processor 435 are electrically connected by bus and main control module 41 It connects, data acquisition module 43 counts the electric energy efficiency data for acquiring individual event or multinomial electric energy efficiency data Wordization processing.

The course of work: data acquisition module 43 acquires individual event or multinomial electric energy efficiency data to do corresponding place Reason, data that treated are stored to data memory module 44, while display module 45 can be shown respectively by liquid crystal display panel 22 Item related data, human-computer exchange operational administrative module 46 can also be contacted by liquid crystal display panel 22 and main control module 41, be led to Data result can be conveyed to the main control module 41 of control centre by news module 47, and main control module 41 is according to requiring control power supply pipe The sequence of each road power supply of module 42 output is managed, while power management module 42 feeds back to the reality of each road power supply power supply of main control module 41 When state.

In summary: this In the distribution system of low voltage efficiency intelligent detection device, data acquisition module 43 use numerical portion The method of high-speed isolated reduces the isolated variable of analog portion, guarantees that measured source arises directly from measured target power grid, avoids The distortion of analog signal, to obtain true electric network data, the stability of the data memory module 44 is good, high reliablity, reads Writing rate is fast, and capacity is than big, and it is convenient to extend, and power management module 42 is energy-efficient, and switch is controllable, there is the function such as over-voltage over-current protection Can, 41 high reliablity of main control module, high speed, low cost provide tested Grid energy conservation when assessing power grid quality problem The foundation of emission reduction, and modularized design is used, segment design module can be drawn on demand, keep its operation more stable, reliably Property be further improved, shorten the R&D cycle of product, but also sufficiently not only convenient for debugging and production, while also dropping The low cost of terminal.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of In the distribution system of low voltage efficiency intelligent detection device, including shell (1), signal receiving and transmitting unit (3) and match Electric system (4), it is characterised in that: the shell (1) is connected with front plate (2) on one side, and the two sides upper end of shell (1) is symmetrically opened Equipped with heat release hole (11), it is equipped with connecting terminal (12) below the heat release hole (11) of shell (1) side, connecting terminal (12) one Side is equipped with program setting port (13), data card slot (14) and the first signalling means interface (15), institute on the shell (1) of side The upper and lower ends for stating front plate (2) offer screw fixed point (21), and the upper end of front plate (2) is connected with liquid crystal display panel (22), it is equipped with function button (23) in the front plate (2) below liquid crystal display panel (22), side below function button (23) Front plate (2) on be equipped with work light (24), the emitter (3) includes pedestal (31) and signal antenna (32), The lower end of signal antenna (32) is connect with the upper end of pedestal (31), and the side of pedestal (31) bottom is connected with data power line (33), the upper end of data power line (33) is connected with second signal device interface (34), and the distribution system (4) includes main control module (41) it is electrically connected with power management module (42), main control module (41) and power management module (42), main control module (41) Input terminal is electrically connected with data acquisition module (43) and communication module (47), and the output end of main control module (41) is electrically connected with Data memory module (44), main control module (41) are electrically connected with display module (45) and human-computer exchange operational administrative module (46), the data acquisition module (43) includes voltage transformer (431), current transformer conversion (432), analog signal processing Circuit (433), analog/digital converter (434) and digital signal processor (435), voltage transformer (431) and Current Mutual Inductance The output end that device converts (432) is electrically connected with analog signal processing circuit (433) respectively, analog signal processing circuit (433), Analog/digital converter (434) and digital signal processor (435) are electrically connected by bus and main control module (41).

2. a kind of In the distribution system of low voltage efficiency intelligent detection device according to claim 1, it is characterised in that: described aobvious Show that module (45) and liquid crystal display panel (22) are electrically connected, liquid crystal display panel (22) and human-computer exchange operational administrative module (46) it is electrically connected.

3. a kind of In the distribution system of low voltage efficiency intelligent detection device according to claim 1, it is characterised in that: the electricity Mutual inductor (431) and current transformer conversion (432) are pressed to be electrically connected respectively with connecting terminal (12).

4. a kind of In the distribution system of low voltage efficiency intelligent detection device according to claim 1, it is characterised in that: the master Module (41) are controlled to be electrically connected with program setting port (13) and the first signalling means interface (15) respectively.

5. a kind of In the distribution system of low voltage efficiency intelligent detection device according to claim 1, it is characterised in that: described logical It interrogates module (47) and is wirelessly connected emitter (3).