CN220855003U - Multifunctional electric energy meter with HPLC communication function - Google Patents
Multifunctional electric energy meter with HPLC communication function Download PDFInfo
- Publication number
- CN220855003U CN220855003U CN202322253031.5U CN202322253031U CN220855003U CN 220855003 U CN220855003 U CN 220855003U CN 202322253031 U CN202322253031 U CN 202322253031U CN 220855003 U CN220855003 U CN 220855003U
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- module
- electrically connected
- electric energy
- energy meter
- main control
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- 238000004128 high performance liquid chromatography Methods 0.000 title claims abstract description 44
- 238000004891 communication Methods 0.000 title claims abstract description 33
- 238000005070 sampling Methods 0.000 claims abstract description 28
- 239000003990 capacitor Substances 0.000 claims description 12
- 101100100146 Candida albicans NTC1 gene Proteins 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a multifunctional electric energy meter with HPLC (high performance liquid chromatography) communication, which comprises an upper cover, a bottom shell, a circuit board and a display screen, wherein the circuit board and the display screen are respectively arranged in the bottom shell, the circuit board comprises a main control module, an HPLC module, a voltage sampling module, a current sampling module and a temperature sampling module which are respectively and electrically connected with the main control module, and the display screen is electrically connected with the main control module; the upper cover is provided with a first opening, the upper cover is connected with the bottom shell to cover the opening of the bottom shell, and the display screen is exposed to the outside through the first opening.
Description
Technical Field
The utility model relates to the technical field of electric energy meters, in particular to a multifunctional electric energy meter with HPLC communication.
Background
The carrier technology has appeared early in the 90 s and is applied to the power meter reading in the early 2000 s, but the carrier technology is a narrow-band technology, the bandwidth is between 400K and 500K, the transmission speed is low, and the data is easy to lose, so that the carrier technology can only be applied to the power meter reading with low data volume transmission requirement and cannot be widely applied. With the advent of industrial internet of things, broadband power line carrier technology has been applied, and broadband power line carrier is also called high-speed power line carrier (HIGHSPEED POWER LINE COMMUNICATION, HPLC), is the broadband power line carrier technology that carries out data transmission on the low-voltage power line, compares in traditional low-speed narrowband power line carrier technology, and the HPLC technique has the advantage that bandwidth is big and transmission rate is high, can satisfy the higher demand of high-voltage power line carrier communication. The HPLC technology is mainly applied to a national network electric meter reading system, namely, an HPLC module is combined with a common instrument to realize efficient electric meter reading, but the common instrument with the HPLC can only collect the electricity consumption parameters of a user, has no other functions such as collecting temperature and humidity, and the like, is inconvenient for a worker or the user to directly know the information such as the temperature and the humidity in the instrument through the screen of the instrument, and has potential safety hazards if the temperature or the humidity in the instrument is too high.
Disclosure of utility model
The utility model aims to at least solve one of the technical problems in the prior art and provides a multifunctional electric energy meter with HPLC communication.
The multifunctional electric energy meter with the HPLC communication comprises an upper cover, a bottom shell, a circuit board and a display screen, wherein the circuit board and the display screen are respectively arranged in the bottom shell, the circuit board comprises a main control module, an HPLC module, a voltage sampling module, a current sampling module and a temperature sampling module, the HPLC module, the voltage sampling module, the current sampling module and the temperature sampling module are respectively electrically connected with the main control module, and the display screen is electrically connected with the main control module; the upper cover is provided with a first opening, the upper cover is connected with the bottom shell to cover the opening of the bottom shell, and the display screen is exposed to the outside through the first opening.
According to the multifunctional electric energy meter with the HPLC communication function, the multifunctional electric energy meter with the HPLC communication function further comprises a support arranged in the bottom shell, the circuit board is arranged at the bottom of the support, and the display screen is arranged at the top of the support.
According to the multifunctional electric energy meter with the HPLC communication function, the top of the bracket is provided with the object placing plate, and the display screen is arranged on the object placing plate.
According to the multifunctional electric energy meter with the HPLC communication, the temperature sampling module comprises the thermistor NTC1 and the capacitor C1, one end of the thermistor NTC1 is respectively and electrically connected with one end of the capacitor C1 and the main control module, the other end of the thermistor NTC1 is electrically connected with a power supply, and the other end of the capacitor C1 is grounded.
The multifunctional electric energy meter with the HPLC communication according to the embodiment of the utility model further comprises a storage module electrically connected with the main control module.
The multifunctional electric energy meter with the HPLC communication function further comprises an RS485 module electrically connected with the main control module.
The multifunctional electric energy meter with the HPLC communication function further comprises a humidity sampling module electrically connected with the main control module.
The multifunctional electric energy meter with the HPLC communication function further comprises an alarm module electrically connected with the main control module.
According to the multifunctional electric energy meter with the HPLC communication, the multifunctional electric energy meter with the HPLC communication further comprises a key module electrically connected with the main control module, the key module comprises a key and a key circuit electrically connected with the key, a second opening is arranged on the upper cover, and the key is exposed to the outside through the second opening.
The multifunctional electric energy meter with the HPLC communication according to the embodiment of the utility model has at least the following beneficial effects: the current sampling module is used for collecting current information, the voltage sampling module is used for collecting voltage information, the main control module is used for obtaining electric parameters such as voltage, current and power, the electric parameters are displayed through the display screen, and the HPLC module can be used for efficiently transmitting various electric parameters to the electric management system; and the temperature sampling module can acquire temperature information in the multifunctional instrument, and the main control module displays the temperature information through the display screen, so that a user or a worker can observe the temperature conveniently, and measures can be taken in time when the temperature is found to be too high.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The following describes the embodiments of the present utility model further with reference to the drawings;
FIG. 1 is a block diagram of a multifunctional electric energy meter with HPLC communication;
FIG. 2 is an exploded block diagram of a multifunctional electric energy meter with HPLC communication;
FIG. 3 is a circuit block diagram of a multifunctional electric energy meter with HPLC communication;
fig. 4 is a schematic circuit diagram of a multifunctional electric energy meter with HPLC communication.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
Referring to fig. 1 to 4, the multifunctional electric energy meter with HPLC communication comprises an upper cover 20, a bottom shell 10, a circuit board 11 and a display screen 12 which are respectively arranged in the bottom shell 10, and further comprises a bracket 13 arranged in the bottom shell 10, wherein the circuit board 11 is arranged at the bottom of the bracket 13, a storage plate 14 is arranged at the top of the bracket 13, the bracket and the storage plate are integrally formed by injection molding, the display screen 12 is arranged on the storage plate 14, and the bracket 13 separates the circuit board 11 and the display screen 12 in the vertical direction to avoid mutual interference; the circuit board 11 comprises a main control module 100, and an HPLC module 200, an RS485 module 300, a voltage sampling module 400, a current sampling module 500, a temperature sampling module 600, a humidity sampling module 700, a storage module 800, a key module and an alarm module 900 which are respectively and electrically connected with the main control module 100, wherein a display screen 12 is electrically connected with the main control module 100, a first opening 21 is arranged on an upper cover 20, the upper cover 20 is connected with a bottom shell 10 to cover the opening of the bottom shell 10, and the display screen 12 is exposed to the outside through the first opening 21; the key module comprises a key and a key circuit electrically connected with the key, the upper cover 20 is provided with a second opening 22, and the key is exposed to the outside through the second opening 22.
As shown in fig. 3 and 4, the main control module 100 adopts an MCU chip; the temperature sampling module 600 comprises a thermistor NTC1 and a capacitor C1, wherein one end of the thermistor NTC1 is respectively and electrically connected with one end of the capacitor C1 and the MCU chip, the other end of the thermistor NTC1 is electrically connected with a power supply, and the other end of the capacitor C1 is grounded; the thermistor NTC1 collects temperature information in the instrument and feeds back the temperature information to the MCU chip, the MCU chip displays the temperature information through the display screen 12, and the MCU chip judges whether the current temperature is normal according to a preset temperature threshold in the storage module 800, and when the temperature exceeds the preset temperature threshold, the MCU chip controls the alarm module 900 to sound an alarm to prompt a user or a worker.
The humidity sampling module 700 comprises a humidity resistor RS1 and a capacitor C2, wherein one end of the humidity resistor RS1 is respectively and electrically connected with one end of the capacitor C2 and the MCU chip, the other end of the humidity resistor RS1 is electrically connected with a power supply, and the other end of the capacitor C2 is grounded; humidity information in the instrument is collected by the humidity resistor RS1 and fed back to the MCU chip, the MCU chip displays the humidity information through the display screen 12, and the MCU chip judges whether the current humidity is normal according to a preset humidity threshold value in the storage module 800, and when the humidity exceeds the preset humidity threshold value, the MCU chip controls the alarm module 900 to send out alarm sounds to prompt a user or a worker.
The memory module 800 includes a memory chip U1 and a memory chip U2 for storing a preset temperature threshold or a preset humidity threshold and storing temperature information, humidity information, and power parameters, and the memory chip U1 and the memory chip U2 are electrically connected with the MCU chip, respectively.
The RS485 module 300 comprises an RS485 chip U3, one end of the RS485 chip U3 is electrically connected with the MCU chip, and the other end of the RS485 chip U3 can be electrically connected with external terminal equipment or a manager to transmit signals.
The alarm module 900 includes a buzzer BZ1, a triode Q1 and a resistor R1, where one end of the buzzer BZ1 is electrically connected with the collector of the triode Q1, the emitter of the triode Q1 is electrically connected with a 5V power supply, and the base of the triode Q1 is electrically connected with the MCU chip through a series resistor R1.
The multifunctional instrument collects current information through the current sampling module 500, collects voltage information through the voltage sampling module 400, the main control module 100 processes the current information and the voltage information to obtain electric parameters such as voltage, current, power and the like, the electric parameters are displayed through the display screen 12, the HPLC module 200 can efficiently transmit various electric parameters to an electric power management system, and an external management machine is electrically connected with the main control module 100 through the RS485 module 300; in addition, the temperature sampling module 600 can collect temperature information in the multifunctional instrument, the humidity collecting module can collect humidity information in the multifunctional instrument, the main control module 100 displays the temperature information and the humidity information through the display screen 12, so that a user or a worker can observe conveniently, and measures can be taken in time when the temperature is found to be too high.
It will be readily appreciated by those skilled in the art that the above preferred modes can be freely combined and superimposed without conflict.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).
Claims (9)
1. A multifunctional electric energy meter with HPLC communication, comprising:
The device comprises a bottom shell (10), and a circuit board (11) and a display screen (12) which are respectively arranged in the bottom shell (10), wherein the circuit board (11) comprises a main control module (100), and an HPLC module (200), a voltage sampling module (400), a current sampling module (500) and a temperature sampling module (600) which are respectively electrically connected with the main control module (100), and the display screen (12) is electrically connected with the main control module (100);
The upper cover (20), be equipped with first opening (21) on upper cover (20), upper cover (20) with drain pan (10) are connected in order to close over the opening of drain pan (10), display screen (12) are through first opening (21) show to the external world.
2. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: still include setting up support (13) in drain pan (10), circuit board (11) set up the bottom of support (13), display screen (12) set up the top of support (13).
3. The multifunctional electric energy meter with HPLC communication according to claim 2, wherein: the top of the bracket (13) is provided with a storage plate (14), and the display screen (12) is arranged on the storage plate (14).
4. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: the temperature sampling module (600) comprises a thermistor NTC1 and a capacitor C1, one end of the thermistor NTC1 is respectively and electrically connected with one end of the capacitor C1 and the main control module (100), the other end of the thermistor NTC1 is electrically connected with a power supply, and the other end of the capacitor C1 is grounded.
5. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: the device also comprises a storage module (800) electrically connected with the main control module (100).
6. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: the device also comprises an RS485 module (300) electrically connected with the main control module (100).
7. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: the humidity sampling module is electrically connected with the main control module (100).
8. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: the system also comprises an alarm module (900) electrically connected with the main control module (100).
9. The multifunctional electric energy meter with HPLC communication according to claim 1, wherein: the key module is electrically connected with the main control module (100), and comprises keys and a key circuit electrically connected with the keys, wherein the upper cover (20) is provided with a second opening (22), and the keys are exposed to the outside through the second opening (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253031.5U CN220855003U (en) | 2023-08-21 | 2023-08-21 | Multifunctional electric energy meter with HPLC communication function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253031.5U CN220855003U (en) | 2023-08-21 | 2023-08-21 | Multifunctional electric energy meter with HPLC communication function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220855003U true CN220855003U (en) | 2024-04-26 |
Family
ID=90739091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322253031.5U Active CN220855003U (en) | 2023-08-21 | 2023-08-21 | Multifunctional electric energy meter with HPLC communication function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220855003U (en) |
-
2023
- 2023-08-21 CN CN202322253031.5U patent/CN220855003U/en active Active
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