Electric energy meter data module

Abstract

The utility model discloses an electric energy meter data module comprising a housing, the housing is respectively provided with a display screen, a button, an inlet wire interface and an outlet wire interface, and the housing is provided with a fixing structure; the fixing structure comprises a first fixing block, a lead screw is rotatably installed in the shell, the lead screw is screwed in the first fixing block, a supporting column is arranged in the shell, and the first fixing block is installed on the supporting column in a sliding mode. According to the designed data monitoring system, after the data of the electric energy meter are collected, a broken line graph of the periodic electricity consumption of the electric equipment is made through the linear chart drawing device, and a worker can determine whether the equipment has faults or not by comparing the total amount of the electricity consumption and meanwhile compare the total amount of the electricity consumption with the broken line graph during normal operation of the equipment; and a worker can conveniently determine the fault position, the time required for troubleshooting of the equipment is shortened, and the production efficiency of the equipment is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of data acquisition, in particular to an electric energy meter data module. Background Art

[0002] Energy meters are divided into single-phase energy meters and three-phase energy meters, and there are some special-purpose energy meters, such as multi-rate energy meters, maximum demand meters, reactive energy meters, DC energy meters, standard energy meters, etc. Energy meters are widely used to measure the energy generated by power plants and the energy consumed by various users, and serve as the basis for economic accounting and electricity fee collection. The current energy meter detection of electricity consumption needs to be manually read and counted, which is not only time-consuming and labor-intensive, but also after discovering abnormal power consumption, it is impossible to determine which equipment is faulty, which wastes time in troubleshooting and affects equipment production.

[0003] For example, the utility model patent with publication number CN201876492U discloses a three-phase multifunctional electric energy meter based on rail installation, including external components and internal components; the internal components include electric energy metering chip, main control chip, real-time clock chip, storage module, communication module, voltage signal acquisition module, current signal acquisition module, display module, power module, pulse output module, key input module and LED light indication module, the power module is respectively connected to the main control chip, electric energy metering chip and communication module, the electric energy metering chip is respectively connected to the voltage signal acquisition module, the current signal acquisition module and the electric energy pulse output module, the main control chip is respectively connected to the electric energy metering chip, the real-time clock chip, the communication module, the storage module, the display module, the key input module and the LED light indication module, when the electric equipment fails, the load of the equipment may change, the electric equipment needs to adjust the current to complete the operation of the equipment, thereby changing the power consumption within the cycle, and the abnormal power consumption can be found according to the periodic power consumption, but the staff needs to determine the equipment with abnormal power consumption by checking all equipment methods, which increases the time for the staff to repair the equipment and affects the production efficiency of the equipment. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an electric energy meter data module, which solves the problem that after the existing electric energy meter finds abnormal power consumption, it is unable to determine which device has failed, which wastes time in troubleshooting and thus affects equipment production.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions: an electric energy meter data module, including a shell, the shell is respectively provided with a display screen, a button, an input line interface and an output line interface, and the shell is provided with a fixing structure;

[0006] The fixing structure includes a first fixing block, a screw rod is rotatably installed in the shell, the screw rod is screwed in the first fixing block, a support column is provided in the shell, the first fixing block is slidably installed on the support column, a second fixing block is rotatably installed on the first fixing block, a first supporting block is provided in the first fixing block, a groove is provided in the first supporting block, a first spring is provided in the first supporting block, one end of the first spring is connected to the second supporting block, and the second supporting block is movably installed on the second fixing block.

[0007] Preferably, a third fixed block is provided on the shell, a fourth fixed block is rotatably mounted on the third fixed block, a third supporting block is provided in the third fixed block, a groove is provided in the third supporting block, a second spring is provided in the third supporting block, one end of the second spring is connected to the fourth supporting block, the fourth supporting block is movably mounted on the fourth fixed block, and a circuit board is provided in the shell.

[0008] Preferably, the circuit board includes a main MCU, and the main MCU is respectively connected to a display module, a power module, an RS communication module, a real-time clock module, a storage module, a key input module, and an acquisition module. The power module is connected to the display module, and a data monitoring system is arranged in the main MCU.

[0009] Preferably, the data monitoring system comprises an electric energy meter body, the electric energy meter body is connected to a data acquisition device, the data acquisition device is connected to a coding module, and the coding module is connected to a linear chart plotter.

[0010] Preferably, the linear chart plotter is connected to a touch screen and a host computer respectively.

[0011] Preferably, the acquisition module is respectively connected to a voltage signal acquisition circuit and a current signal acquisition circuit.

[0012] Beneficial Effects

[0013] The utility model provides an electric energy meter data module, which has the following beneficial effects:

[0014] The fixed structure of the present design includes a first fixed block, a screw rod is rotatably installed in the shell, the screw rod is screwed in the first fixed block, a support column is arranged in the shell, the first fixed block is slidably installed on the support column, the second fixed block is rotatably installed on the first fixed block, the first supporting block is provided in the first fixed block, a groove is provided in the first supporting block, a first spring is provided in the first supporting block, one end of the first spring is connected to the second supporting block, the second supporting block is movably installed on the second fixed block, a third fixed block is provided on the shell, a fourth fixed block is rotatably installed on the third fixed block, a third supporting block is provided in the third fixed block, a groove is provided in the third supporting block, a second spring is provided in the third supporting block, one end of the second spring is connected to the fourth supporting block, and the fourth supporting block is movably installed on the fourth fixed block. This structure can directly install the electric energy meter on the guide rail without tools, prevent the situation that the electric energy meter cannot be loaded and unloaded due to the lack of tools, and make the installation of the electric energy meter simpler and more convenient.

[0015] The data monitoring system of the present design includes an electric energy meter body, which is connected to a data acquisition device, which is connected to a coding module, which is connected to a linear chart plotter, which is respectively connected to a touch screen and a host computer. The device collects the data from the electric energy meter and uses the linear chart plotter to make a line graph of the periodic power consumption of the electrical equipment, and transmits it to the touch screen for local display and the host computer for remote display, respectively. The staff can determine whether the equipment has a fault by comparing the total amount of power consumption. At the same time, by comparing with the line graph when the equipment is operating normally, the change in power consumption at a certain moment in the cycle can be clearly observed, which is convenient for the staff to determine the fault location, reduce the time required for equipment fault troubleshooting, and thus improve the production efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the housing of the present utility model.

[0017] Figure 2 It is a schematic diagram of the fixing structure of the utility model.

[0018] Figure 3 For the utility model Figure 2 A partial enlarged view of point A in the middle.

[0019] Figure 4 For the utility model Figure 2 A partial enlarged view of point B in the middle.

[0020] Figure 5 It is a connection diagram of each module of the utility model.

[0021] Figure 6 It is a schematic diagram of the workflow of the utility model.

[0022] In the figure: 1. Incoming line interface; 2. Display screen; 3. Shell; 4. Outgoing line interface; 5. Button; 6. Third fixed block; 7. Fourth fixed block; 8. Second fixed block; 9. First fixed block; 10. Screw; 11. Support column; 12. First support block; 13. Second support block; 14. First spring; 15. Second spring; 16. Third support block; 17. Fourth support block; 18. Voltage signal acquisition circuit; 19. Display module; 20. Power module; 21. Main MCU; 22. RS485 communication module; 23. Real-time clock module; 24. Storage module; 25. Key input module; 26. Upper computer; 27. Acquisition module; 28. Current signal acquisition circuit; 29. ​​Touch screen; 30. Electric energy meter body; 31. Data acquisition device; 32. Encoding module; 33. Linear chart plotter. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-6 , the utility model provides a technical solution: an electric energy meter data module, comprising a housing 3, on which a display screen 2, a button 5, an incoming line interface 1 and an outgoing line interface 4 are respectively arranged, and a fixing structure is arranged on the housing 3;

[0025] Display screen 2 can display data collected by the electric energy meter on site;

[0026] The fixing structure includes a first fixing block 9, a screw rod 10 is rotatably installed in the housing 3, the screw rod 10 is screwed in the first fixing block 9, a support column 11 is provided in the housing 3, the first fixing block 9 is slidably installed on the support column 11, a second fixing block 8 is rotatably installed on the first fixing block 9, a first supporting block 12 is provided in the first fixing block 9, a groove is provided in the first supporting block 12, a first spring 14 is provided in the first supporting block 12, one end of the first spring 14 is connected to the second supporting block 13, and the second supporting block 13 is movably installed on the second fixing block 8;

[0027] The screw rod 10 is rotated to control the lifting and lowering of the first fixing block 9, so that the housing 3 is clamped on the guide rail of the distribution box through the first fixing block 9 and the third fixing block 6;

[0028] When the shell 3 is installed on the guide rail, the second fixed block 8 is affected by the pressure of the guide rail and rotates toward the first fixed block 9. At the same time, the second support block 13 moves into the groove in the first support block 12. The first spring 14 is squeezed by the second support block 13 to generate elastic force. When the shell 3 is stuck on the guide rail, the second support block 13 is affected by the elastic force of the first spring 14 to push the second fixed block 8 back to its initial position.

[0029] The present embodiment is further configured as follows: a third fixing block 6 is provided on the housing 3, a fourth fixing block 7 is rotatably mounted on the third fixing block 6, a third supporting block 16 is provided in the third fixing block 6, a groove is provided in the third supporting block 16, a second spring 15 is provided in the third supporting block 16, one end of the second spring 15 is connected to a fourth supporting block 17, the fourth supporting block 17 is movably mounted on the fourth fixing block 7, and a circuit board is provided in the housing 3;

[0030] When the shell 3 is installed on the guide rail, the fourth fixed block 7 rotates toward the third fixed block 6 under the influence of the guide rail pressure, and at the same time the fourth support block 17 moves into the groove in the third support block 16, and the second spring 15 is squeezed by the fourth support block 17 to generate elastic force. When the shell 3 is stuck on the guide rail, the fourth support block 17 is affected by the elastic force of the second spring 15 to push the fourth fixed block 7 back to the initial position. The device can clamp the shell 3 on the guide rail without tools to prevent the shell 3 from falling off.

[0031] The present embodiment is further configured such that the circuit board includes a main MCU 21, the main MCU 21 is respectively connected with a display module 19, a power module 20, an RS485 communication module 22, a real-time clock module 23, a storage module 24, a key input module 25, and an acquisition module 27, the power module 20 is connected to the display module 19, and a data monitoring system is provided in the main MCU 21;

[0032] The key input module 25 changes the data type on the display module 19 through the main MCU 21, making it easier for the staff to find the required data;

[0033] The power module 20 supplies power to the main MCU 21 and the display module 19;

[0034] RS485 communication module 22 is used to transmit data. This structure belongs to existing mature technology, and its data transmission mode belongs to known technical common sense, so its structure is not described in detail;

[0035] The real-time clock module 23 facilitates the staff to query the data at a certain time point.

[0036] This embodiment is further configured such that the data monitoring system includes an electric energy meter body 30, the electric energy meter body 30 is connected to a data acquisition device 31, the data acquisition device 31 is connected to a coding module 32, and the coding module 32 is connected to a linear chart plotter 33;

[0037] The data collected by the electric energy meter body 30 is transmitted to the encoding module 32 through the collection device 31, and the linear chart plotter 33 converts the data into a line graph. The staff can determine whether there is a fault in the equipment by comparing the total amount of electricity consumption. At the same time, by comparing with the line graph when the equipment is operating normally, the change in electricity consumption at a certain moment in the cycle can be clearly observed, which is convenient for the staff to determine the fault location, reduce the time required for equipment fault troubleshooting, and thus improve the production efficiency of the equipment.

[0038] This embodiment is further configured such that the linear chart plotter 33 is connected to a touch screen 29 and a host computer 26 respectively;

[0039] The touch screen 29 is displayed on site. The touch screen 29 is preset with a line graph of periodic power consumption when the equipment is operating normally, which is convenient for the staff to compare when reading the meter and find equipment failure problems in time;

[0040] The upper computer 26 monitors all electricity consumption data, which is convenient for staff to compare and at the same time performs real-time monitoring of equipment that is inconvenient to read meters.

[0041] This embodiment is further configured such that the acquisition module 27 is respectively connected to a voltage signal acquisition circuit 18 and a current signal acquisition circuit 28;

[0042] The acquisition module 27 acquires power consumption data through the voltage signal acquisition circuit 18 and the current signal acquisition circuit 28 .

[0043] Embodiment: When the device is installed, when the shell 3 is installed on the guide rail, the second fixed block 8 is affected by the pressure of the guide rail and rotates toward the first fixed block 9, and at the same time, the second support block 13 moves into the groove in the first support block 12, and the first spring 14 is squeezed by the second support block 13 to generate elastic force, and the fourth fixed block 7 is affected by the pressure of the guide rail and rotates toward the third fixed block 6, and at the same time, the fourth support block 17 moves into the groove in the third support block 16, and the second spring 15 is squeezed by the fourth support block 17 to generate elastic force. When the shell 3 is stuck on the guide rail, the second support block 13 is affected by the elastic force of the first spring 14 to push the second fixed block 8 back to the initial position, and the fourth support block 17 is affected by the elastic force of the second spring 15 to push the fourth fixed block 7 back to the initial position. The device can clamp the shell 3 on the guide rail without tools to prevent the shell 3 from being stuck. When the electric energy meter falls off, the screw rod 10 is rotated to control the first fixing block 9 to descend, so that the shell 3 is clamped on the guide rail of the distribution box through the first fixing block 9 and the third fixing block 6. When disassembling, the electric energy meter can be removed from the guide rail by simply rotating the screw rod 10 to control the first fixing block 9 to rise, so that the loading and unloading of the electric energy meter is simpler and more convenient. When collecting data, the data collected by the electric energy meter body 30 is transmitted to the encoding module 32 through the collection device 31, and the linear chart plotter 33 converts the data into a line graph. The staff can determine whether the equipment has a fault by comparing the total amount of electricity consumption. At the same time, by comparing with the line graph when the equipment is operating normally, the change in electricity consumption at a certain moment in the cycle can be clearly observed, which is convenient for the staff to determine the fault location and reduce the time required for equipment fault troubleshooting, thereby improving the production efficiency of the equipment.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric energy meter data module, comprising a housing (3), characterized in that: The housing (3) is respectively provided with a display screen (2), a button (5), an incoming line interface (1) and an outgoing line interface (4), and the housing (3) is provided with a fixing structure; The fixing structure comprises a first fixing block (9), a screw rod (10) is rotatably mounted in the housing (3), the screw rod (10) is screwed in the first fixing block (9), a supporting column (11) is arranged in the housing (3), the first fixing block (9) is slidably mounted on the supporting column (11), a second fixing block (8) is rotatably mounted on the first fixing block (9), a first supporting block (12) is arranged in the first fixing block (9), a groove is provided in the first supporting block (12), a first spring (14) is arranged in the first supporting block (12), one end of the first spring (14) is connected to the second supporting block (13), and the second supporting block (13) is movably mounted on the second fixing block (8).

2. The electric energy meter data module according to claim 1, characterized in that: The shell (3) is provided with a third fixed block (6), a fourth fixed block (7) is rotatably mounted on the third fixed block (6), a third support block (16) is arranged inside the third fixed block (6), a groove is arranged inside the third support block (16), a second spring (15) is arranged inside the third support block (16), one end of the second spring (15) is connected to a fourth support block (17), the fourth support block (17) is movably mounted on the fourth fixed block (7), and a circuit board is arranged inside the shell (3).

3. An electric energy meter data module according to claim 2, characterized in that: The circuit board comprises a main MCU (21), the main MCU (21) is respectively connected to a display module (19), a power module (20), an RS485 communication module (22), a real-time clock module (23), a storage module (24), a key input module (25), and a collection module (27), the power module (20) is connected to the display module (19), and a data monitoring system is arranged in the main MCU (21).

4. The electric energy meter data module according to claim 3, characterized in that: The data monitoring system comprises an electric energy meter body (30), the electric energy meter body (30) is connected to a data acquisition device (31), the data acquisition device (31) is connected to a coding module (32), and the coding module (32) is connected to a linear chart plotter (33).

5. The electric energy meter data module according to claim 4, characterized in that: The linear chart plotter (33) is respectively connected to a touch screen (29) and a host computer (26).

6. The electric energy meter data module according to claim 5, characterized in that: The acquisition module (27) is respectively connected to a voltage signal acquisition circuit (18) and a current signal acquisition circuit (28).

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