CN218585400U - Modularization multi-communication-mode intelligent wireless prepayment ammeter - Google Patents

Abstract

The utility model provides a wireless prepayment ammeter of many communication mode of modularization intelligence, including the ammeter casing, the ammeter casing has been installed display module in the casing, power module, wireless communication module, collection module, relay module, power module is connected with relay module, relay module is connected with the copper bar, relay module is connected with external power source, display module, wireless communication module and collection module all are connected with power module, wireless communication module contains two kinds of different at least communication module, be equipped with the observation window on the ammeter casing, display module faces this observation window directly, collection module converts the outside forceful electric power analog signal of gathering into weak current analog signal and transmits for display module and show after handling, data signal after will handling through wireless communication module sends remote terminal to. The utility model discloses can satisfy the multiple application scene demand of user, simple structure is small and exquisite, the installation is nimble convenient, the function is abundant, the security is high.

Description

Modularization multi-communication-mode intelligent wireless prepayment ammeter

Technical Field

The utility model relates to an ammeter, specifically speaking are little volume modularization multi-communication mode intelligent wireless prepayment ammeter.

Background

With the development of economy and science and technology, smart power grids have been widely used in production and life. The intellectualization and miniaturization of the electric energy meter, which is an important component of the intelligent power grid, are always the development direction of the electric power metering industry.

The intelligent electric meter is difficult to upgrade and maintain, needs to pass through RS485 or uncap upgrading procedures on site, brings great difficulty to function upgrading and product version upgrading, is not beneficial to subsequent product maintenance, and has high maintenance cost.

Conventional intelligent wireless electric meter often only has a communication mode, bluetooth communication mode, perhaps thing networking mode, and when the signal was unstable unable in time to read ammeter operating data, when the arrearage has a power failure, the customer can't in time supplement with money and resume the power consumption, and customer experience feels extremely poor.

Chinese patent No. 200820030278.3 discloses an intelligent prepaid electric meter system, the microprocessor is electrically connected to the IC card interface and the liquid crystal display, the microprocessor is electrically connected to the SAM module (the SAM module is a CPU card with special performance, used for storing secret key and encryption algorithm, capable of completing mutual authentication, password verification, encryption and decryption operation in transaction, generally used as identity mark) to realize the authentication of the user card, and the microprocessor is connected to the remote server through the wired or wireless communication network to upload the electricity information. When the intelligent card works, the base table generates a charging pulse, the microprocessor stores and operates the card table application function, outputs a signal and completes command transmission of the SAM module and the user card, the SAM card stores operation parameters, stores an authentication key in a secret mode, completes authentication of the user card, and the IC card interface provides a command transmission hardware interface circuit and driving software. The system can form a remote meter reading management system through a local telephone network or a mobile communication network, and uploads the electricity utilization information to a remote server, so that the system has the functions of immediately freezing and freezing data at a given moment, and when the electric meter runs to a settlement day, the electric meter automatically stores the relevant data at the moment as previous month data, and the original month data is automatically transferred to the previous month data. Therefore, the smart meter disclosed in the prior patent uses a card-inserting mode or a wireless communication network as a communication mode, and there is only one mode for remote table lookup. Moreover, the overall size is large, and the scene requirements of the user are difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cost of manufacture is low in order to solve above-mentioned not enough, and convenient to use need not additionally to walk the wireless ammeter of line, and even also can connect through bluetooth of the mobile phone when appearing the signal unstability, in time reads ammeter data and supplements with money the recovery power consumption.

In order to solve the technical problem, the utility model discloses take following technical scheme:

the utility model provides a wireless prepayment ammeter of many communication mode of modularization intelligence, including the ammeter casing, the ammeter casing has been installed display module in the casing, power module, wireless communication module, collection module, relay module, power module is connected with relay module, relay module is connected with the copper bar, relay module is connected with external power source, display module, wireless communication module and collection module all are connected with power module, wireless communication module contains two kinds of different at least communication module, be equipped with the observation window on the ammeter casing, display module faces this observation window directly, collection module converts the outside forceful electric power analog signal of gathering into weak current analog signal and transmits for display module and show after handling, data signal after will handling through wireless communication module sends remote terminal to.

As a further improvement scheme, the display module comprises a microprocessor and a display, the display is connected with the microprocessor, and the display is arranged in a viewing window of the ammeter shell in a right-to-right mode.

As a further improvement, the copper bar and the relay are locked in the shell of the electric meter through screws.

As a further improvement scheme, the acquisition module, the wireless communication module and the display module are installed on the power module in a pluggable mode.

As a further improvement scheme, a microprocessor of the display module is internally provided with a charged erasable and writable read-only memory and a power failure detection module, and the power failure detection module is used for writing power consumption data into the memory in time during power failure and ensuring that metering is continued after a call is received.

As a further improvement scheme, the wireless communication module comprises an NB-IoT wireless communication module, a 4G/5G wireless communication module and a Bluetooth module, and data information is transmitted to the cloud platform and the intelligent mobile terminal through the corresponding modules.

As a further improvement, the ammeter shell comprises an ammeter base and an ammeter upper cover, and the ammeter upper cover is installed with the ammeter base through a screw or a buckle structure.

As a further improvement scheme, the power supply module is locked in the electric meter base through screws.

As a further improvement scheme, the ammeter upper cover is provided with a positioning column, the ammeter base is provided with a positioning hole, and the positioning column is inserted into the positioning hole when the ammeter upper cover and the ammeter base are assembled.

As a further improvement, the two sides of the copper bar are provided with protruding mounting lugs, and the mounting lugs are clamped into the electric meter base and locked.

Compared with the prior art, the utility model, following beneficial effect has:

1. through setting up the multiple communication mode including NB-IoT wireless communication module, 4G/5G wireless communication module, bluetooth module, can select multiple different signal connection mode, even also can pass through intelligent mobile terminal such as bluetooth connection cell-phone, panel computer when appearing the signal unstability, in time read ammeter data and recharge and resume the power consumption.

2. Be filled with the draw-in groove structure in the ammeter base, conveniently assemble copper bar, relay, power module, reduce the installation degree of difficulty, wholly demonstrate a guide tracked mounting structure from top to bottom.

3. The multifunctional intelligent control system can meet the requirements of various application scenes of a user, and has the characteristics of simple and small structure, flexible and convenient installation, rich functions and high safety.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is the structure diagram of the base of the electric meter.

Reference numerals:

1-a display module; 2-a power supply module; 3-a wireless communication module; 4-an acquisition module; 5-a relay module; 11-an upper cover of the ammeter; 22-copper bar; 33-an electricity meter base; 6-a wire via; 7-a screw; 8-upper wall; 9-buckling; 10-a sunken slot position; 11-edge turning out.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are used in the orientation or positional relationship indicated on the basis of the drawings, it is only for convenience of description and simplicity of description, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example one

As shown in fig. 1, the utility model discloses a many communication mode of modularization intelligence wireless prepayment ammeter, including the ammeter casing, display module 1 has been installed in the ammeter casing, power module 2, wireless communication module 3, collection module 4, relay module 5, power module 2 is connected with relay module 5, relay module 5 is connected with copper bar 22, relay module 5 is connected with external power source, display module 1, wireless communication module 3 and collection module 4 all are connected with power module 2, wireless communication module 3 contains the communication module of two kind at least differences, be equipped with the observation window on the ammeter casing, display module 1 faces this observation window, collection module changes the outside forceful electric power analog signal of gathering into weak current analog signal and exports for display module and handles the back and show, data signal after will handling through wireless communication module sends the remote terminal to, this remote terminal can be remote control ware, or cloud platform, can also be cell phone terminal. Due to the fact that the communication mode is different, when a certain communication mode breaks down, other communication modes can continue to maintain communication, ammeter data can be read in time, other measures can be taken, and the ammeter can be found in time and maintained, so that uninterrupted operation is achieved.

The wireless communication module comprises an NB-IoT wireless communication module, a 4G/5G wireless communication module and a Bluetooth module, and data information is transmitted to the cloud platform and the intelligent mobile terminal through the corresponding modules.

To the ammeter casing, can include ammeter base and ammeter upper cover, the ammeter upper cover passes through screw or buckle structure and ammeter pedestal mounting. Display module 1, power module 2, wireless communication module 3, collection module 4, relay module 5, ammeter upper cover 11, copper bar 22, ammeter base 33 are from last down installing in proper order, and each part constitutes the intelligent prepayment ammeter of guide rail type mounting structure of 2P modulus size. The acquisition module, the wireless communication module and the display module are arranged on the power module in a pluggable mode. The plug-in mode is installed, so that rapid replacement can be realized, and flexible conversion of various types of components is met.

In order to facilitate assembly, the copper bar and the relay module can be locked in the electric meter base through screws, the copper bar is placed into the slot positions according to the preset slot positions, and then the installation can be conveniently and quickly carried out.

The relay module acts as a switch to perform a general control. The power module provides stable power for the acquisition module, the wireless communication module and the display module, and ensures stable operation.

Example two

The further improvement is made on the basis of the first embodiment, referring to fig. 1-2, the display module 1 comprises a microprocessor and a display, the display is connected with the microprocessor, the microprocessor can be a single chip microcomputer, the microprocessor can perform conversion processing of analog signals and digital signals, and the display is just arranged in an observation window of a shell of the ammeter, so that data can be conveniently displayed and can be visually checked by a worker. The acquisition module 4 sends the acquired external strong electric signals to the microprocessor, the microprocessor converts the acquired external strong electric signals into weak electric analog signals, then the voltage, the current, the power factor, the frequency and the power consumption data are obtained through internal data processing, and the power consumption data and the power consumption amount are displayed in the displayer. And simultaneously, data are transmitted to the cloud platform through the wireless communication module, or simultaneously, the data can be transmitted to the intelligent mobile terminal in communication connection.

The microprocessor of the display module is internally provided with a charged erasable and writable read-only memory and a power failure detection module, and the power failure detection module is used for writing power consumption data into the memory in time during power failure and ensuring continuous metering after a call comes.

EXAMPLE III

Referring to fig. 1-2, the copper bar and relay are screwed into the housing of the meter. For convenience in assembly, the ammeter upper cover 11 is provided with a positioning column, the ammeter base 33 is provided with a positioning hole, and the positioning column is inserted into the positioning hole when the ammeter upper cover and the ammeter base are assembled. In this embodiment, at least one positioning column is respectively arranged on two sides of the upper cover of the electric meter, and then positioning holes with the same number are arranged at corresponding positions of the electric meter base, wherein the positioning holes can be raised hollow columns directly formed on the electric meter base in an integrated manner, and can also be sunken hole sites. Therefore, the positioning column is inserted into the positioning hole, so that accurate assembly positioning can be realized, and then locking is realized.

In this embodiment, referring to fig. 2, the electric meter base 33 is integrally formed by a plastic material, and has good insulating property, the side surface of the electric meter base 33 is provided with the wire through hole 6, so that a wire can be conveniently led in and led out, two wire through holes 6 are arranged on one side, and the wire through hole 6 is a square hole with a rounded corner. Ammeter base 33 wholly is the rectangle form, and inside is hollowed to have and is held the chamber, is provided with the wiring end in ammeter base 33's both sides, and screw 7 is locked for the wiring end, and screw 7 down locks from last and presses to wire through-hole 6 in, compresses tightly the wire of plug-in wire through-hole, makes things convenient for the installation of wire. Be provided with bellied upper wall 8 that makes progress respectively at the both sides wall of ammeter base 33, be provided with horizontal bellied buckle 9 on the upper wall 8, be equipped with the draw-in groove that matches with the buckle in ammeter upper cover 11, when ammeter upper cover and ammeter base assembly, buckle and draw-in groove match the installation. The mounting hole is formed in the transverse middle of the electric meter base and corresponds to the copper bar, and the copper bar is convenient to assemble. In order to facilitate the assembly of the upper wall, a transversely extending out-turned edge 11 is arranged at the upper end of the electric meter base, and the upper wall 8 is arranged on the out-turned edge 11, namely, the out-turned edge horizontally extends relative to the electric meter base, and the upper wall vertically extends upwards for a certain distance. A sunken slot position 10 is arranged at the middle part of the bottom of the electric meter base 33.

In addition, for the relay module 5, the two sides are respectively provided with a connecting conducting strip, the connecting conducting strips are connected with the copper bars through wires, the power module 2 is connected with the relay module 5 through wires, and the relay module is used as a controller, plays the roles of opening and closing and can play the role of protection. The power module 2 has a main board on which a plurality of electronic components are arranged, and is horizontally and smoothly mounted and assembled on the relay module 5, and the power module can be correspondingly assembled with the upper cover 11 of the ammeter in order to ensure the stability of the power module 5. And, the power module can be connected with the relay through glue. For the wireless communication module 3 and the collection module 4, for better assembly in the ammeter case body, the wireless communication module 3 and the collection module 4 are assembled in the vertical direction, and two sides along the length direction of the power module 2 are symmetrically assembled, in order to make the structure more compact, in the design, the wireless communication module and the collection module 4 are both set as square plates, then corresponding connection positions are arranged on two sides of the square plates, the size of the wireless communication module 3 and the size of the collection module 4 are consistent as the preferential selection scheme, so when the wireless communication module 3 and the collection module 4 are respectively assembled on two sides of the power module 2, a symmetrical relation is formed, the ammeter upper cover 11 is covered on the ammeter base 33, the wireless communication module 3 and the collection module 4 just belong to two inner sides of the ammeter upper cover 11, and gaps exist between the wireless communication module 3 and the collection module 4 and the side walls inside the ammeter upper cover 11.

For the upper cover 11 of the electric meter, the middle part protrudes out of the lower parts of the two sides of the higher part, the middle protruding out of the higher part is used for assembling a display screen, corresponding parameters can be displayed, the external shape of a convex character is formed, the convex character can be defined as a convex part and a concave part, the concave part is used as an installation connecting part, corresponding screw holes are arranged on the concave part, screws inserted into the concave part extend into the electric meter base 33 and realize locking connection, and the stable assembly of the upper cover of the electric meter and the electric meter base is realized.

The two sides of the copper bar are provided with extending mounting lugs, and the mounting lugs are clamped into an electric meter base and locked.

It should be noted that, although the present invention has been described in detail with reference to the preferred embodiments, it will be apparent to those skilled in the art that modifications and equivalents can be made to the technical solutions described in the foregoing embodiments or to some of the technical features of the present invention, but any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a wireless prepayment ammeter of many communication mode of modularization intelligence, including the ammeter casing, a serial communication port, the display module has been installed in the ammeter casing, a power supply module, wireless communication module, collection module, the relay module, power supply module is connected with the relay module, the relay module is connected with the copper bar, the relay module is connected with external power supply, a display module, wireless communication module and collection module all are connected with power supply module, wireless communication module contains two kinds of different at least communication module, be equipped with the observation window on the ammeter casing, display module faces this observation window directly, collection module converts the outside forceful electric power analog signal of gathering into the weak current analog signal and transmits for display module and show after handling, data signal after will handling through wireless communication module sends remote terminal.

2. The modular multi-communication intelligent wireless prepaid electric meter according to claim 1, characterized in that the display module comprises a microprocessor and a display, the display is connected with the microprocessor, and the display is installed right in the observation window of the electric meter casing.

3. The modular multi-communication intelligent wireless prepaid electric meter according to claim 2, characterized in that the copper bar and the relay are locked in the meter case body by screws.

4. The modular multi-communication intelligent wireless prepaid electric meter of claim 3, wherein the collection module, the wireless communication module and the display module are installed on the power module in a pluggable manner.

5. The intelligent wireless prepaid electric meter with multiple modular communication modes as claimed in claim 4, wherein the microprocessor of the display module is internally provided with a charged erasable and writable read-only memory and a power failure detection module, and the power failure detection module is used for writing power consumption data into the memory in time when power fails so as to continue metering after a call comes.

6. The intelligent wireless prepaid electric meter with multiple communication modes as claimed in claim 5, wherein the wireless communication module comprises NB-IoT wireless communication module, 4G/5G wireless communication module and Bluetooth module, and data information is transmitted to the cloud platform and the intelligent mobile terminal through the corresponding modules.

7. The modular multi-communication intelligent wireless prepaid electric meter according to claim 6, wherein the electric meter housing comprises an electric meter base and an electric meter upper cover, and the electric meter upper cover is mounted with the electric meter base through a screw or a buckle structure.

8. The modular multi-communication intelligent wireless prepaid electric meter according to claim 7, characterized in that the power module is locked in the electric meter base by screws.

9. The modular multi-communication intelligent wireless prepaid electric meter according to claim 8, wherein the electric meter top cover is provided with a positioning post, the electric meter base is provided with a positioning hole, and the positioning post is inserted into the positioning hole when the electric meter top cover and the electric meter base are assembled.

10. The modular multi-communication intelligent wireless prepaid electric meter according to claim 9, characterized in that said copper bar has projecting mounting ears on both sides, which snap into and lock into the meter base.

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