CN212693905U - Multifunctional electric power instrument - Google Patents
Multifunctional electric power instrument Download PDFInfo
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- CN212693905U CN212693905U CN202021039542.7U CN202021039542U CN212693905U CN 212693905 U CN212693905 U CN 212693905U CN 202021039542 U CN202021039542 U CN 202021039542U CN 212693905 U CN212693905 U CN 212693905U
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Abstract
The utility model discloses a multifunctional electric power instrument, which comprises a main shell body consisting of a front-end shell and a rear-end shell, wherein the main shell body is internally provided with a power module, a signal acquisition module, a relay, an analog-to-digital conversion module, a main control module, a memory module, a display module and a communication module; the power supply module is connected with the main control module and supplies power to the electric power instrument; the signal acquisition module acquires a signal, the signal is transmitted to the main control module to judge a numerical range, the relay is controlled to select a proper gear, the signal is transmitted to the analog-digital conversion module, the analog-digital conversion module converts the signal into a digital signal and transmits the digital signal to the main control module, and the main control module transmits the digital signal to the memory module and the display module; the main control module is connected with the terminal equipment through the communication module to realize interaction; the display module is an LED touch screen; combine button and display screen, carry out instruction input and functional module's setting and selection through the touch-sensitive screen, increased the functionality and the intellectuality of electric power instrument.
Description
Technical Field
The utility model belongs to the technical field of electric power parameter measurement, especially, relate to a multi-functional electric power instrument.
Background
In an original electric power system, various parameters in the electric power system are provided with corresponding special electric meters, the main function of the electric power system is single-parameter display and recording, data monitoring requires a specially-assigned person to manually read the meters at intervals, a data base is provided for future data analysis and processing, and the original force meter has more keys on an instrument panel, when the display parameters on a display interface need to be switched, the keys need to be manually and continuously pressed for switching, the operation process is more complicated, the keys are easy to be in poor contact or even fall off after being frequently used, the functions are simpler, only the parameter modification of the electric meter or the lookup of historical data can be carried out, the display of the display interface is monotonous, and the contents are simple; the operation automation degree of the electric instrument is low, the production operation cost and the labor cost are greatly improved, and the working efficiency is low.
Therefore, how to improve the intelligence of measurement and monitoring of the power meter and increase the functions of the power meter becomes a technical problem to be solved urgently by current practitioners.
Disclosure of Invention
In view of the above problem, the utility model provides a multifunctional electric power instrument, this electric power instrument pass through communication module can be directly with data transmission to the terminal that electric power instrument obtained, and can realize the remote control to electric power instrument, and through setting up the display screen into the touch-sensitive screen, combine button and display screen, and can carry out instruction input and functional module's setting and selection through the touch-sensitive screen, electric power instrument's functional and intelligent degree is showing and is improving.
The utility model provides a multifunctional electric power instrument, which comprises a main shell, wherein the main shell comprises a front-end shell and a rear-end shell, and the front-end shell is arranged on the rear-end shell; the main shell comprises a power supply module, a signal acquisition module, a relay, an analog-to-digital conversion module, a main control module, a memory module, a display module and a communication module; the power supply module is electrically connected with the main control module;
the signal acquisition module is connected with the analog-to-digital conversion module through a relay;
the main control module is in control connection with the signal acquisition module, the relay, the analog-to-digital conversion module, the memory module and the display module; the main control module is connected with the terminal equipment through the communication module and is used for remote control and data monitoring;
the signal acquisition module acquires signals and transmits the acquired signals to the main control module for numerical range judgment, and the main control module controls the relay to select a proper gear; the acquired signals are transmitted to the analog-to-digital conversion module through the relay, and the analog-to-digital conversion module converts the acquired signals into digital signals and transmits the digital signals to the main control module; the main control module sends the digital signal to a memory module and a display module;
the display module is an LED touch screen and is used for data display and instruction input, and the LED touch screen is positioned in the middle of the front-end machine shell.
In one embodiment, the signal acquisition module comprises a voltage detection unit, a current detection unit and a power detection unit, and the voltage detection unit, the current detection unit and the power detection unit are all connected with the main control module and the relay.
In one embodiment, a fingerprint unlocking device is arranged outside the front-end machine shell and connected with the main control module.
In one embodiment, the power meter further comprises a clock module, and the clock module is connected with the main control module.
In one embodiment, the electric power meter further comprises an alarm module, the alarm module comprises a leakage detection unit and a fire monitoring unit, and the leakage detection unit and the fire monitoring unit are both connected with the main control module.
In one embodiment, the communication module comprises an RS485 wired communication unit and a ZIGBEE wireless communication unit, and the ZIGBEE wireless communication unit adopts a CC2430 chip.
In one embodiment, a temperature and humidity sensor is arranged inside the main shell; the temperature and humidity sensor is connected with the main control module;
in one embodiment, the rear housing has heat dissipating holes formed in an upper surface thereof, and the main housing has a heat dissipating fan therein corresponding to the heat dissipating holes, the heat dissipating fan being connected to the main control module.
In one embodiment, a dehumidifier is further arranged inside the main shell, and the dehumidifier is connected with the main control module.
In one embodiment, two side panels of the rear housing are provided with sliding buckles, each side panel is provided with two parallel sliding clamping grooves, and the sliding buckles are installed in the sliding clamping grooves;
the top of slip buckle is equipped with the absorption connecting plate, through it is fixed to adsorb the connecting plate.
The utility model provides a multifunctional electric power instrument, it has following advantage:
(1) the display screen of the electric instrument is set to be the touch screen, the keys are combined with the display screen, the defects that the traditional electric instrument needs to be switched through continuous manual keys, and the function setting on the display screen is limited are overcome, the utility model discloses a touch screen carries out instruction input and the setting and selection of functional modules, the function can be switched and set only slightly on the touch screen, the functionality of the electric instrument is increased, and the intelligent degree is obviously improved; the electric instrument is flexible and simple to operate, numerous mechanical key operation modes set on a panel of the original instrument are abandoned, and all operations are performed by directly clicking on the touch screen, so that the operation is simple and vivid;
(2) through wireless communication with electric power instrument and terminal connection, changed traditional pointer instrument and did not take the simple discrete digital display table of communication function, can satisfy the user and concentrate the demand that realizes remote monitoring and remote control to power supply and distribution system, it is more intelligent to the detection and the control of electric power instrument.
(3) The signal acquisition module integrates all the acquisition units together, so that the defect that the wiring configuration of an electric power system is too numerous and complicated due to the fact that the traditional electric power instrument only monitors one parameter and has the main functions of single-parameter display and recording and the characteristic of single parameter is overcome, the wiring configuration of the electric power instrument is simplified, and the reliability and maintainability of the system are enhanced.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is an external structure view of the multifunctional power meter provided by the present invention;
fig. 2 is a schematic diagram of the multifunctional power meter provided by the present invention;
fig. 3 is a side view of the multifunctional power meter provided by the present invention;
in the drawings: 1-a front-end machine shell, 2-a rear-end shell, 3-a power module, 4-a signal acquisition module, 5-a relay, 6-an analog-digital conversion module, 7-a main control module, 8-a memory module, 9-a display module, 10-a communication module, 11-a voltage detection unit, 12-a current detection unit, 13-a power detection unit, 14-a fingerprint unlocking device, the system comprises a clock module 15, an alarm module 16, a leakage detection unit 17, a fire monitoring unit 18, an RS485 wired communication unit 19, a ZIGBEE wireless communication unit 20, a temperature and humidity sensor 21, a heat dissipation hole 22, a heat dissipation fan 23, a dehumidifier 24, a sliding buckle 25, a sliding clamping groove 26 and an adsorption connecting plate 27.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1-2, the utility model provides a multifunctional electric power instrument, include: the main shell comprises a front end shell 1 and a rear end shell 2, wherein the front end shell 1 is mounted on the rear end shell 2; the front-end casing 1 and the rear-end casing 2 can be connected through screws, or a connecting column is arranged at the edge of the inner side of the front-end casing 1, a slot which can be matched with the connecting column is arranged at the inner side of the rear-end casing 2, a sealing ring is arranged at the contact position of the front-end casing 1 and the rear-end casing 2, and the main casing internally comprises a power supply module 3, a signal acquisition module 4, a relay 5, an analog-to-digital conversion module 6, a main control module 7, a memory module 8, a display module 9 and a communication module 10; the power supply module 3 is electrically connected with the main control module 7 and supplies power to the whole power instrument; the power module 3 comprises a heat-sensitive and pressure-sensitive element, a common mode filter and an LC filter circuit, wherein the heat-sensitive and pressure-sensitive element is used for suppressing power grid interference and stabilizing the power supply, and the common mode filter and the LC filter circuit are used for suppressing conducted radiation to meet the electromagnetic compatibility requirement.
The signal acquisition module 4 is connected with the analog-to-digital conversion module 6 through a relay 5; the main control module 7 is in control connection with the signal acquisition module 4, the relay 5, the analog-to-digital conversion module 6, the memory module 8 and the display module 9; the main control module 7 is connected with the terminal equipment through a communication module 10 and is used for remote control and data monitoring;
the signal acquisition module 4 acquires signals, transmits the acquired signals to the main control module 7 for numerical range judgment, and the main control module 7 controls the relay 5 to select a proper gear; the acquired signals are transmitted to an analog-digital conversion module 6 through a relay 5, and the analog-digital conversion module 6 converts the acquired signals into digital signals and transmits the digital signals to a main control module 7; the main control module 7 sends the digital signals to the memory module 8 and the display module 9; the display module 9 is an LED touch screen for data display and instruction input, and the LED touch screen is located in the middle of the front-end chassis 1; the memory module 8 is provided with a mobile storage device and a fixed storage device for storing the measured data, and the fixed memory module 8 is also provided with a USB transmission interface for reading the measured data conveniently.
In this embodiment, this electric power instrument passes through communication module 10 can directly be with data transmission to the terminal that electric power instrument obtained, and can realize the remote control to electric power instrument, and through setting up the display screen into the touch-sensitive screen, combine button and display screen, and can carry out instruction input and function module's setting and selection through the touch-sensitive screen, increased electric power instrument's functionality, and intelligent degree is showing and is improving.
As shown in fig. 2, in an embodiment, the signal acquisition module includes a voltage detection unit 11, a current detection unit 12, and a power detection unit 13, and the voltage detection unit 11, the current detection unit 12, and the power detection unit 13 are all connected to the main control module 7 and the relay 5; the power detection unit comprises an active power detection unit and a reactive power detection unit; the main control module 7 and the relay 5 automatically select a proper measuring gear, and the main control module 7 performs centralized processing on the received signals, so that the integration level of the multifunctional power meter is improved, wiring among circuits is reduced, and the anti-interference performance of the meter is improved.
As shown in fig. 2-3, in one embodiment, a fingerprint unlocking device 14 is provided outside the main housing, and the fingerprint unlocking device 14 is connected with the main control module 7; when the relevant parameter in need to the electric power instrument is revised, in order to prevent other irrelevant personnel operations, just can get into after the password input and set up the display interface, that is to say only when the input of fingerprint password is correct, the touch-sensitive screen just can be opened, the operator just can set up and the input of instruction to each functional module on the touch-sensitive screen, only need put on the fingerprint go just can, need not to input the password one by one again, and the operation is thus fast, the unblock efficiency is higher, it is also more convenient to use, the secret function also, the reliability and the intellectuality of intelligent electric power instrument have been improved.
Further, the outside of the main casing body is provided with infrared sensor, infrared sensor detects someone, will transmit signals for host system 7, host system 7 detects the signal that is transmitted by infrared sensor, control LED touch-sensitive screen is bright all the time, if there is not infrared signal still after being greater than 5 seconds, host system 7 will control LED touch-sensitive screen and turn off, one side position department that is close to infrared sensor is provided with light sensor, host system 7 receives light sensor's signal, can be according to the luminance automatic control LED touch-sensitive screen's of external luminance, and then prolong LED touch-sensitive screen's life.
As shown in fig. 2, in one embodiment, the power meter further includes a clock module 15, and the clock module 15 is connected to the main control module 7; the clock module 15 adopts 71M6513 chip, and the clock module 15 is used for providing time reference.
As shown in fig. 2, in one embodiment, the power meter further includes an alarm module 16, the alarm module 16 includes a leakage detecting unit 17 and a fire monitoring unit 18, and both the leakage detecting unit 17 and the fire monitoring unit 18 are connected to the main control module 7;
in the present embodiment, once the leakage detecting unit 17 finds the leakage, it immediately trips to cut off the power and sends out an optical alarm signal; the fire monitoring unit 18 can monitor the residual current of the power meter, the temperature of the wire, the load condition and the actual operating voltage, and once the values are found to exceed a preset threshold value, the tripping and the power failure are started immediately and a photoelectric alarm signal is sent out;
in one embodiment, the communication module 10 includes an RS485 wired communication unit 19 and a ZIGBEE wireless communication unit 20, and the ZIGBEE wireless communication unit 20 employs a CC2430 chip;
in this embodiment, the communication module 10 provides an economical and reliable communication mode, and adopts standard MODBUS-RTU and ZIGBEE communication protocols, so that good compatibility is easy for networking, and reliable communication of multiple nodes and long distance can be realized. The monitoring background can remotely read the measurement data of each monitoring node, modify parameters, remotely control and achieve the purpose of effectively managing the centralized monitoring of the electric equipment.
In one embodiment, a temperature and humidity sensor 21 is provided inside the main housing; the temperature and humidity sensor 21 is connected with the main control module 7;
further, the upper surface of the rear housing 2 is provided with heat dissipation holes 22, the interior of the main housing is provided with heat dissipation fans 23 corresponding to the heat dissipation holes 22, and the heat dissipation fans 23 are connected through the main control module 7; the main casing is also provided with a dehumidifier 24 inside, and the dehumidifier 24 is connected with the main control module 7.
In this embodiment, during the use, at first, set up the operating temperature of radiator fan 23 and the operating humidity of dehumidifier through host system 7, then detect the inside humiture of instrument during operation through temperature and humidity sensor 21, when the detection temperature is higher than the setting value, host system 7 control radiator fan 23 work, lower the temperature to the instrument is inside, through being provided with radiator fan 23 and louvre 22, can play the effect of cooling to the circuit board, prevent to lead to the circuit board to send out the scald because of long-term work and outside temperature influence, even burn out. When the detected humidity is higher than the set value, the main control module 7 controls the dehumidifier to work to dehumidify the inside of the instrument, so that the influence on the circuit caused by the high humidity in the instrument is avoided.
As shown in fig. 3, in one embodiment, two side panels of the rear housing 2 are provided with sliding fasteners 25, each side panel is provided with two parallel sliding fastening slots 26, and the sliding fasteners 25 are installed in the sliding fastening slots 26; the top of the sliding buckle 25 is provided with an adsorption connecting plate 27, which is fixed by adsorption through the adsorption connecting plate 27, wherein, the rear of the main shell body is fixed with a plurality of rows of wiring terminals.
In this embodiment, the slide fastener 25 can be freely moved in the slide slots 26 at the two ends of the rear housing 2, the slide fastener 25 is installed in the slide slots 26, and the slide fastener 25 can be freely moved in the slide slots 26 at the two ends of the rear housing 2, so that the fixing position can be well adjusted according to the installation requirement, and the fixed connection is more flexible and convenient.
The utility model provides a multifunctional electric power instrument, it has following advantage:
(1) the display screen of the electric instrument is set to be the touch screen, the keys are combined with the display screen, the defects that the traditional electric instrument needs to be switched through continuous manual keys and the function setting on the display screen is limited are overcome, the functions can be switched and set only by slightly pressing the touch screen when the instruction is input and the function modules are set and selected through the touch screen, the functionality of the electric instrument is improved, and the intelligent degree is obviously improved; the electric instrument is flexible and simple to operate, numerous mechanical key operation modes set on a panel of the original instrument are abandoned, and all operations are performed by directly clicking on the touch screen, so that the operation is simple and vivid;
(2) through wireless communication with electric power instrument and terminal connection, traditional pointer instrument and the simple discrete digital display table of communication function have been changed, can satisfy the user and concentrate the demand that realizes remote monitoring and remote control to power supply and distribution system, it is more intelligent to the detection and the control of electric power instrument, realize terminal equipment through communication interface and set up the programming of instrument, functions such as data acquisition, so use multifunctional network electric power instrument can reduce the human cost at to a great extent, reduce the running cost, and can greatly improve work efficiency.
(3) The signal acquisition module integrates all the acquisition units together, changes the characteristics that the traditional electric power instrument only monitors one type of parameter and has the main functions of single parameter display and recording and the characteristics of single parameter, so that the defect that the wiring configuration of an electric power system is excessively complicated is overcome, the wiring configuration of the electric power instrument is simplified, and the reliability and the maintainability of the system are enhanced.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A multifunctional power meter includes a main housing; the novel multifunctional shell is characterized in that the main shell comprises a front-end shell (1) and a rear-end shell (2), wherein the front-end shell (1) is mounted on the rear-end shell (2); the main shell comprises a power module (3), a signal acquisition module (4), a relay (5), an analog-to-digital conversion module (6), a main control module (7), a memory module (8), a display module (9) and a communication module (10); the power supply module (3) is electrically connected with the main control module (7);
the signal acquisition module (4) is connected with the analog-to-digital conversion module (6) through a relay (5);
the main control module (7) is in control connection with the signal acquisition module (4), the relay (5), the analog-to-digital conversion module (6), the memory module (8) and the display module (9); the main control module (7) is connected with the terminal equipment through the communication module (10) and is used for remote control and data monitoring;
the signal acquisition module (4) acquires signals, the acquired signals are transmitted to the main control module (7) for numerical range judgment, and the main control module (7) controls the relay (5) to select a proper gear; the acquired signals are transmitted to the analog-digital conversion module (6) through the relay (5), and the analog-digital conversion module (6) converts the acquired signals into digital signals and transmits the digital signals to the main control module (7); the main control module (7) sends the digital signal to a memory module (8) and a display module (9);
the display module (9) is an LED touch screen and is used for data display and instruction input, and the LED touch screen is positioned in the middle of the front-end machine shell (1).
2. The multifunctional electric power meter as claimed in claim 1, characterized in that the signal acquisition module (4) comprises a voltage detection unit (11), a current detection unit (12) and a power detection unit (13), and the voltage detection unit (11), the current detection unit (12) and the power detection unit (13) are all connected with the main control module (7) and the relay (5).
3. A multifunctional electric power meter as claimed in claim 1, characterized in that a fingerprint unlocking device (14) is provided outside the front end housing (1), and the fingerprint unlocking device (14) is connected with the main control module (7).
4. A multifunctional power meter as claimed in claim 1, characterized in that said power meter further comprises a clock module (15), said clock module (15) being connected to said master control module (7).
5. A multifunctional power meter as claimed in claim 1, characterized in that the power meter further comprises an alarm module (16), the alarm module (16) comprising a leakage detection unit (17) and a fire monitoring unit (18), the leakage detection unit (17) and the fire monitoring unit (18) being connected to the main control module (7).
6. A multifunctional power meter as claimed in claim 1, characterized in that said communication module (10) comprises an RS485 wired communication unit (19) and a ZIGBEE wireless communication unit (20), and said ZIGBEE wireless communication unit (20) employs a CC2430 chip.
7. A multifunctional electric power meter as claimed in claim 1, characterized in that a temperature and humidity sensor (21) is provided inside the main housing; the temperature and humidity sensor (21) is connected with the main control module (7).
8. A multifunctional electric power meter as claimed in claim 1, characterized in that the upper surface of the rear housing (2) is provided with heat dissipation holes (22), the interior of the main housing is provided with heat dissipation fans (23) corresponding to the heat dissipation holes (22), and the heat dissipation fans (23) are connected with the main control module (7).
9. A multifunctional power meter according to claim 1, characterized in that a dehumidifier (24) is further provided inside the main housing, and the dehumidifier (24) is connected to the main control module (7).
10. A multifunctional electric power meter as claimed in claim 1, characterized in that two side panels of said rear housing (2) are provided with sliding catches (25), each of said side panels is provided with two parallel sliding catches (26), said sliding catches (25) being mounted in said sliding catches (26);
the top of slip buckle (25) is equipped with adsorbs connecting plate (27), through adsorb connecting plate (27) and adsorb fixedly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021039542.7U CN212693905U (en) | 2020-06-08 | 2020-06-08 | Multifunctional electric power instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021039542.7U CN212693905U (en) | 2020-06-08 | 2020-06-08 | Multifunctional electric power instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693905U true CN212693905U (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021039542.7U Active CN212693905U (en) | 2020-06-08 | 2020-06-08 | Multifunctional electric power instrument |
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| Country | Link |
|---|---|
| CN (1) | CN212693905U (en) |
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2020
- 2020-06-08 CN CN202021039542.7U patent/CN212693905U/en active Active
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