CN116449068A - Electric power instrument with environmental monitoring - Google Patents

Abstract

The invention relates to an electric power instrument with environment monitoring, which comprises a main shell, a power module, a control module, an MCU module, a metering module, a display module, an environment sensing module and a vertical PCB board, wherein a sub-shell for fixing the environment sensing module is arranged on the main shell, and the electric power instrument has the advantages that: the environment information of the electric power instrument is acquired through the environment sensing module in real time, the MCU module receives the environment information acquired by the environment sensing module and then displays the environment information through the display module, so that the environment information of the electric power instrument in operation can be acquired, when the environment temperature exceeds a set value, the environment temperature and the humidity can be effectively controlled quickly, and accordingly the normal operation of the electric power instrument is guaranteed.

Description

An electric meter with environment monitoring

technical field

The invention relates to an electric power meter with environment monitoring.

Background technique

Power meters are power measurement and control equipment that provide solutions for power parameter measurement, power quality monitoring and analysis, and electrical equipment control. When existing power meters are used, they are mainly used for monitoring electrical parameters such as voltage, current, and power. Power meters are also used It can be used for other extended functions, and currently there are relatively few other extended functions. Most of the power meters are used in the switchgear. Many devices in the switchgear are easily affected by the ambient temperature and humidity. For example, the humidity in the air is too high, which may cause abnormal switching. Condensation is also a major hazard during the use of the switchgear. In the past, when used in switchgear, not only power meters were installed, but also environmental monitoring equipment was installed to monitor the operating environment of the entire switchgear. The installation of multiple devices not only affects the space design of the switchgear, but also affects resources and energy consumption.

Contents of the invention

The purpose of the present invention is to provide a power meter with environmental monitoring, which can collect power parameters in real time, and can also collect working environment parameters of the meter in real time, so as to ensure the reliability of the power meter.

In order to solve the above technical problems, the present invention is achieved through the following technical solutions: a power meter with environmental monitoring, including a main housing, a power supply module, a control module, an MCU module, a metering module, a display module, an environment sensing module and a vertical A straight PCB board, the main housing is provided with a cavity, one side of the cavity is provided with an opening, the vertical PCB board is provided with a first horizontal PCB board and a second horizontal PCB board, the vertical The straight PCB board is installed in the cavity through the first horizontal PCB board and the second horizontal PCB board, the control module and the MCU module are arranged on the vertical PCB board and are located in the cavity, and the display module is arranged on the vertical PCB On the board, the metering module and the power module are respectively arranged on the first horizontal PCB board or/and the second horizontal PCB board. matching mounting holes, the main housing is provided with a sub-housing for fixing the environment sensing module, the control module, metering module, display module and environment sensing module are all connected to the MCU module, the control module, metering module, The display module, the environment perception module and the MCU module are all connected to the power module, and the MCU module is connected to a monitoring module, and the monitoring module is arranged on the first horizontal PCB board or the second horizontal PCB board or the vertical PCB board.

Preferably, the rear side wall of the main housing is provided with a mounting column for installing the sub-housing, and the sub-housing is detachably mounted on the mounting column, and the mounting column is provided with a through hole for passing a connecting line. hole.

Preferably, the sub-housing is provided with a screw plug to prevent the environment sensing module from falling off, and the screw plug is provided with a connecting hole matched with the through hole. When the sub-housing is installed on the mounting post, the top of the mounting post is connected The screw plug offsets.

Preferably, the mounting column includes a connection section connected to the main housing and a fixing section connected to the sub-housing, and the connection section and the fixing section are integrally structured.

Preferably, a fixing hole for fixing the connection section is provided on the rear side wall of the main casing, and the connection section and the fixing hole, and the fixing section and the sub-housing are all connected by threads.

Preferably, the sub-housing is provided with slots.

Preferably, hanging lugs are provided on the sub-housing, and the hanging lugs and the sub-housing are integrally structured.

Preferably, the cavity is provided with a first groove and a second groove, the first horizontal PCB board is arranged in the first groove, and the second horizontal PCB board is arranged in the second groove.

Preferably, a strip-shaped hole is provided on the rear side wall of the main casing.

Preferably, the cavity is provided with a step against the cover plate, and the cover plate is mounted on the step by screws.

In summary, the advantages of the present invention are: the environment information of the power meter is acquired in real time through the environment perception module, and the MCU module receives the environment information collected by the environment perception module and displays it through the display module, so the environment information of the power meter can be obtained when the power meter is working. When the ambient temperature exceeds the set value, it can quickly and effectively control the ambient temperature and humidity, so as to ensure the normal operation of the power meter, and the environmental sensing module is installed on the main housing through the sub-housing. Therefore, during the installation process, the environment The perception module and the various components in the main housing will not form spatial interference, realize independent installation, and can improve the perception accuracy of environmental information. Secondly, through the vertical PCB board, the first horizontal PCB board and the second horizontal PCB board The power module, control module, MCU module, metering module, and display module are installed in the main casing, which can optimize the installation process of each module in the main casing, and facilitate subsequent maintenance, vertical PCB board, first horizontal PCB board and the second horizontal PCB board can improve the installation strength of the entire PCB board, and the vertical PCB board is placed in the cavity through the first horizontal PCB board and the second horizontal PCB board, which simplifies the installation structure of the vertical PCB board without fastening The vertical PCB board can be installed in the cavity, and the vertical PCB board is limited by the cover plate. Therefore, the fixing quality of the vertical PCB board can be greatly improved. The setting of the monitoring module can monitor the voltage, current and other power The parameters are monitored in real time, and are collected independently of the environmental parameters, and the two do not interfere with each other, which further improves the reliability of data collection.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is the structural representation of a kind of power meter with environmental monitoring in the present invention;

Fig. 2 is the structural block diagram of power instrument among the present invention;

Fig. 3 is the structural representation of vertical PCB board among the present invention;

Fig. 4 is a schematic structural view of the main housing in the present invention;

Fig. 5 is a schematic structural view of the sub-housing in the present invention.

Reference signs:

1 main shell, 10 cavity, 100 steps, 101 flange, 11 vertical PCB board, 12 first horizontal PCB board, 13 second horizontal PCB board, 14 cover plate, 15 mounting hole, 16 fixing hole, 17th One groove, 18 second grooves, 19 strip holes, 2 power supply modules, 3 control modules, 4MCU modules, 41 monitoring modules, 5 metering modules, 6 display modules, 7 environment sensing modules, 8 split shells, 80 screws Plug, 81 connecting hole, 82 slotting, 83 mounting lug, 9 mounting column, 90 through hole, 91 connecting section, 92 fixing section.

Detailed ways

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a power meter with environmental monitoring includes a main housing 1, a power supply module 2, a control module 3, an MCU module 4, a metering module 5, a display Module 6, environment perception module 7 and vertical PCB board 11, power supply module 2, control module 3, MCU module 4, metering module 5, display module 6 are prior art, present embodiment does not describe in detail, environment perception module 7 Using a temperature and humidity sensor, the main housing 1 is provided with a cavity 10, one side of the cavity 10 is provided with an opening, and the vertical PCB board 11 is provided with a first horizontal PCB board 12 and a second horizontal PCB board 12. PCB board 13, the vertical PCB board 11 is installed in the cavity 10 through the first horizontal PCB board 12 and the second horizontal PCB board 13, the control module 3 and the MCU module 4 are arranged on the vertical PCB board 11 and Located in the cavity 10, the display module 6 is arranged on the vertical PCB board 11, and the metering module 5 and the power supply module 2 are respectively arranged on the first horizontal PCB board 12 or/and the second horizontal PCB board 13, this In the embodiment, the metering module is arranged on the second horizontal PCB board 13, the power supply module 2 is arranged on the first horizontal PCB board 12, the main housing 1 is provided with a cover plate 14, and the cover plate 14 is There is a mounting hole 15 matched with the display module 6, the main housing 1 is provided with a sub-housing 8 for fixing the environment sensing module 7, the control module 3, the metering module 5, the display module 6 and the environment sensing module 7 are all connected to the MCU module 4, and the control module 3, the metering module 5, the display module 6, the environment perception module 7 and the MCU module 4 are all connected to the power supply module 2, and the MCU module 4 is connected to a monitoring module 41 for monitoring Module 41 adopts prior art, present embodiment does not go into detail, described monitoring module 41 is arranged on the first horizontal PCB board 12 or the second horizontal PCB board 13 or vertical PCB board 11, the monitoring module in the present embodiment It is preferentially arranged on the first horizontal PCB board 12 .

Real-time acquisition of the environmental information of the power meter by the environmental sensing module 7, the MCU module 4 receives the environmental information collected by the environmental sensing module 7 and displays it through the display module 6, so the environmental information of the power meter can be obtained. When the ambient temperature exceeds the setting The value can quickly and effectively control the ambient temperature and humidity, thereby ensuring the normal operation of the power meter, and the environmental sensing module 7 is installed on the main housing 1 through the sub-housing 8. Therefore, during the installation process, the environmental sensing module 7 There is no spatial interference with the various components in the main housing 1, independent installation is achieved, and the perception accuracy of environmental information can be improved. Secondly, through the vertical PCB board 11, the first horizontal PCB board 12 and the second horizontal The PCB board 13 realizes that the power supply module 2, the control module 3, the MCU module 4, the metering module 5, and the display module 6 are installed in the main housing 1, which can optimize the installation process of each module in the main housing 1 and facilitate subsequent maintenance Maintenance, the vertical PCB board 11, the first horizontal PCB board 12 and the second horizontal PCB board 13 can improve the installation strength of the whole PCB board, and the vertical PCB board 11 is connected by the first horizontal PCB board 12 and the second horizontal PCB board 13 In the cavity 10, the installation structure of the vertical PCB board 11 is simplified, and the vertical PCB board 11 can be installed in the cavity 10 without fasteners, and the vertical PCB board 11 is limited by the cover plate 14, so , can greatly improve the fixed quality of the vertical PCB board 11, the setting of the monitoring module 41 can monitor the power parameters such as voltage and current in real time, and collect independently from the environmental parameters, the two do not interfere with each other, and further improve the Reliability of data collection.

The rear side wall of the main housing 1 is provided with a mounting column 9 for installing the sub-housing 8, and the sub-housing 8 is detachably mounted on the mounting column 9, and the mounting column 9 is provided with a piercing connection The through hole 90 of the line and the setting of the mounting column 9 can realize the rapid installation and fixing of the sub-housing 8, and the sub-housing 8 can be detachably installed on the mounting column 9, so that it can be adjusted according to different installation environments. The installation position of the housing 8 meets different installation requirements. The setting of the through hole 90 can optimize the arrangement of the connecting wires. The connecting wires can be power cables and data cables, which prevents the interlacing of the connecting wires and facilitates later maintenance.

The sub-housing 8 is provided with a screw plug 80 to prevent the environment sensing module 7 from falling off, and the screw plug 80 is provided with a connection hole 81 matching the through hole 90. When the sub-housing 8 is installed on the mounting column 9 The top of the mounting column 9 is offset against the screw plug 80. The setting of the screw plug 80 can prevent the environmental sensing module 7 from detaching when the sub-housing 8 and the main housing 1 are installed independently, thereby meeting different installation requirements. The body 8 is installed on the mounting column 9, and the screw plug 80 does not affect the installation of the sub-housing 8, and the sub-housing 8 can be installed on the mounting column 9 without disassembling the screw plug 80, and the sub-housing 8 can also be divided. The installation position is limited, which can prevent the damage of the screw plug 80. The setting of the connecting hole 81 facilitates the passing of the connecting line. The fixed section 92 connected to the body 8, and the connecting section 91 and the fixed section 92 have an integrated structure, which can realize the independent installation of the mounting column 9 and the sub-housing 8, and improve the overall fixing quality. Secondly, the connecting section 91 and The fixed section 92 has an integrated structure, which can simplify the installation process between the connecting section 91 and the fixed section 92 and improve the installation strength of the entire installation column 9 .

The rear side wall of the main housing 1 is provided with a fixing hole 16 for fixing the connecting section 91, and the connecting section 91 and the fixing hole 16, the fixing section 92 and the sub-housing 8 are all connected by threads, and the threaded installation and disassembly are convenient. The connection is reliable, and the sub-housing 8 is provided with a slot 82, which can make the environmental sensing module 7 better contact with the ambient temperature and humidity, and improve the monitoring accuracy of the entire environmental perception. The vertical direction or the horizontal direction are arranged. In this embodiment, the slot 82 arranged in the vertical direction is preferred, which can improve the installation strength of the sub-housing 8. The sub-housing 8 is provided with hanging ears 83, and the hanging The ear 83 and the sub-housing 8 are of an integrated structure. When the sub-housing 8 and the main housing 1 are fixed separately, the sub-housing 8 can be quickly fixed in different installation environments to ensure the installation and fixation of the sub-housing 8. Next, , setting the hanging ear 83 and the sub-housing 8 into an integrated structure can improve the installation strength between the hanging ear 83 and the sub-housing 8, and also simplify the installation process between the hanging ear 83 and the sub-housing 8.

The cavity 10 is provided with a first groove 17 and a second groove 18, the first horizontal PCB board 12 is arranged in the first groove 17, and the second horizontal PCB board 13 is arranged in the second groove. In the groove 18, the first horizontal PCB board 12 and the second horizontal PCB board 13 can be independently installed in the cavity 10, which improves the installation quality and avoids the mutual interference between the various modules during the installation process. The maximum utilization of the space in the cavity 10 also simplifies the installation process of the entire vertical PCB board 11, and the fixing of the vertical PCB board 11 can be quickly realized without fasteners. The rear side of the main housing 1 The wall is provided with a strip hole 19, and the setting of the strip hole 19 facilitates the connection between each module on the main control chip and other equipment, and facilitates subsequent maintenance and wiring of the entire power meter. The vertical PCB board 11 offsets the step 100, the main casing 1 is provided with a flange 101 connected to the cover plate 14, and the flange 101 is integrated with the main casing 1, and the setting of the step 100, The vertical PCB board 11 can be fixed at the opening of the cavity 10, and the interference with the cover plate 14 can be avoided when the cover plate 14 is installed, which improves the installation quality of the cover plate 14. Secondly, the setting of the flange 101 can increase the size of the cover plate The contact area between 14 and the main casing 1 ensures the stability of the installation of the cover plate 14, and the flanging 101 and the main casing 1 are set into an integrated structure, which can simplify the installation process between the flanging 101 and the main casing 1, The installation strength between the flange 101 and the main casing 1 is improved.

Except above-mentioned preferred embodiment, the present invention also has other embodiments, and those skilled in the art can make various changes and deformations according to the present invention, as long as they do not depart from the spirit of the present invention, all should belong to the scope defined in the appended claims of the present invention scope.

Claims (10)

1. A power meter with environmental monitoring, comprising a main housing, a power supply module, a control module, an MCU module, a metering module, a display module and an environmental perception module, characterized in that: also includes a vertical PCB board, the main housing A cavity is provided on the body, an opening is provided on one side of the cavity, a first horizontal PCB board and a second horizontal PCB board are provided on the vertical PCB board, and the vertical PCB board passes through the first horizontal PCB board. The board and the second horizontal PCB board are installed in the cavity, the control module and the MCU module are arranged on the vertical PCB board and are located in the cavity, the display module is arranged on the vertical PCB board, the metering module and the The power supply modules are respectively arranged on the first horizontal PCB board or/and the second horizontal PCB board, the main casing is provided with a cover plate, and the cover plate is provided with a mounting hole matched with the display module. The casing is provided with a sub-housing of a fixed environment sensing module, and the control module, metering module, display module and environment sensing module are all connected to the MCU module, and the control module, metering module, display module, environment sensing module and MCU The modules are all connected to the power module, and the MCU module is connected with a monitoring module, and the monitoring module is arranged on the first horizontal PCB board or the second horizontal PCB board or the vertical PCB board. 2. A power meter with environmental monitoring according to claim 1, characterized in that: the rear side wall of the main housing is provided with a mounting column for installing the sub-housing, and the sub-housing is detachable Installed on the installation column, the installation column is provided with a through hole through which the connection line is passed. 3. A power meter with environmental monitoring according to claim 2, characterized in that: the sub-housing is provided with a screw plug to prevent the environmental sensing module from falling off, and the screw plug is provided with a plug corresponding to the through hole. Matching connecting holes, when the sub-housing is installed on the mounting column, the top of the mounting column is against the screw plug. 4. A power meter with environmental monitoring according to claim 3, characterized in that: the installation column includes a connection section connected with the main casing, and a fixed section connected with the sub-housing, and the connection The segment and the fixed segment are of an integrated structure. 5. A power meter with environmental monitoring according to claim 4, characterized in that: the rear side wall of the main housing is provided with a fixing hole for fixing the connecting section, and the connecting section and the fixing hole are fixed Both the segment and the sub-housing are connected by threads. 6. An electric power meter with environmental monitoring according to claim 1, characterized in that: the sub-housing is provided with slots. 7. An electric power meter with environmental monitoring according to claim 6, characterized in that: the sub-housing is provided with hanging lugs, and the hanging lugs and the sub-housing are integrally constructed. 8. A power meter with environmental monitoring according to claim 1, characterized in that: a first groove and a second groove are arranged in the cavity, and the first horizontal PCB board is arranged on the first In the groove, the second horizontal PCB board is arranged in the second groove. 9. An electric power meter with environmental monitoring according to claim 1, characterized in that: a strip-shaped hole is provided on the rear side wall of the main housing. 10. A power meter with environmental monitoring according to claim 1, characterized in that: the cavity is provided with a step against the vertical PCB board, and the main housing is provided with a The flanging, and the flanging is integral with the main shell.