CN110996595A - Integrated power distribution module and integrated power distribution monitoring system - Google Patents

Integrated power distribution module and integrated power distribution monitoring system Download PDF

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Publication number
CN110996595A
CN110996595A CN201910163482.5A CN201910163482A CN110996595A CN 110996595 A CN110996595 A CN 110996595A CN 201910163482 A CN201910163482 A CN 201910163482A CN 110996595 A CN110996595 A CN 110996595A
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CN
China
Prior art keywords
power distribution
integrated power
module
distribution module
plate
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Granted
Application number
CN201910163482.5A
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Chinese (zh)
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CN110996595B (en
Inventor
唐霖
李开诗
程志顺
尤江涛
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Lian Zheng Electronics Shenzhen Co Ltd
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Lian Zheng Electronics Shenzhen Co Ltd
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Priority to CN201910163482.5A priority Critical patent/CN110996595B/en
Publication of CN110996595A publication Critical patent/CN110996595A/en
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Publication of CN110996595B publication Critical patent/CN110996595B/en
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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1422Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
    • H05K7/1427Housings
    • H05K7/1432Housings for power drive units

Abstract

The invention provides an integrated power distribution module and an integrated power distribution monitoring system, wherein the integrated power distribution module comprises: the shell comprises a first side plate and a second side plate which are oppositely arranged; a plurality of receptacles secured to the first side plate; a plurality of circuit breakers secured to the second side plate; and the circuit board is positioned inside the shell, a plurality of printed wires for power distribution are arranged inside the circuit board, the printed wires are isolated from each other, and the printed wires comprise a plurality of first terminals close to the first side plate and a plurality of second terminals close to the second side plate. The integrated power distribution module of the present invention facilitates distribution wiring, monitoring of load operating conditions and distribution environments, and controlling operating parameters of the corresponding load.

Description

Integrated power distribution module and integrated power distribution monitoring system
Technical Field
The invention relates to a power distribution module, in particular to an integrated power distribution module and an integrated power distribution monitoring system.
Background
In the field of power electronics, in order to facilitate installation of power equipment and save installation space, a Power Distribution Module (PDM) is generally formed by integrating a plurality of input sockets, output sockets, circuit breakers, shunt copper bars and other electronic components in the same shell.
Fig. 1 is a perspective schematic view of a prior art power distribution module with the top panel of the housing removed to clearly show the components inside the housing. As shown in fig. 1, the power distribution module 1 is in a rectangular parallelepiped shape, and includes a housing 11, where the housing 11 includes a first side plate 114 and a second side plate 112 that are oppositely disposed; a busbar 14 located inside the housing 11; a plurality of input receptacles 12 and output receptacles 16 mounted on the first side plate 114 of the housing 11; and an input breaker 13, an output breaker 15, and a bypass breaker 17 mounted on a second side plate 112 of the housing 11.
Wherein, the high voltage power line outside the housing 11 and the plug (not shown in fig. 1) at the end thereof are connected to the input socket 12, the input socket 12 is connected to the input breaker 13 through the power line (not shown in fig. 1) inside the housing 11, the input breaker 13 is connected to the busbar 14 through the power line, the busbar 14 is divided into a plurality of output branches, and each output branch is connected to the output socket 16 through the output breaker 15. Thus, the power input and power output can be controlled by controlling the switching states of the input breaker 13 and the output breaker 15 on the second side plate 112 of the power distribution module 1.
The conventional power distribution module 1 is only used for distributing high-voltage power to multiple loads, has a single function, and has complicated wiring because power lines inside the housing 11 are interwoven together.
Disclosure of Invention
In view of the above technical problems in the prior art, the present invention provides an integrated power distribution module, including:
the shell comprises a first side plate and a second side plate which are oppositely arranged;
a plurality of receptacles secured to the first side plate;
a plurality of circuit breakers secured to the second side plate; and
the circuit board is located inside the casing, the inside of circuit board is equipped with a plurality of printed conductor that are used for the distribution, a plurality of printed conductor mutual isolation, a plurality of printed conductor include be close to a plurality of first terminals of first curb plate and be close to a plurality of second terminals of second curb plate.
Preferably, the plurality of first terminals are arranged along a straight line, and the plurality of second terminals are arranged along another straight line.
Preferably, the plurality of printed wires are located on a multilayer insulating substrate of the circuit board.
Preferably, the integrated power distribution module includes a terminal block located inside the housing and adjacent to the first side plate, and a rated current value of the terminal block is greater than a rated current value of any one of the plurality of outlets.
Preferably, the integrated power distribution module includes an electricity meter secured to the second side panel, the electricity meter configured to detect an electrical parameter of the power distribution circuit, the electricity meter including a display screen located outside the housing, the display screen for displaying the electrical parameter of the power distribution circuit.
Preferably, the integrated power distribution module includes an enclosure covering the second side panel, the enclosure including:
a frame removably secured to the second side panel; and
install the flip board of frame inboard, the flip board includes relative first side and the second side that sets up, first side with the frame pin joint, the second side has the operating portion.
Preferably, the flip plate is made of a transparent material.
Preferably, the operating portion is a notch.
Preferably, the integrated power distribution module comprises a communication port and a data transmission module located inside the housing; the circuit board comprises a processor and a conversion module electrically connected with the processor, the conversion module is configured to convert the detection signal transmitted through the communication port into a corresponding digital signal and transmit the digital signal to the processor, and the processor is configured to process the digital signal and transmit the processed digital signal to a display device outside the shell through the data transmission module.
Preferably, the data transmission module is configured to be wirelessly connected with the display device through a network.
Preferably, the data transmission module is wirelessly connected with the network, and the display device is wirelessly connected or wired with the network.
Preferably, the processor is further configured to send a control instruction to the conversion module, and the conversion module converts the control instruction into an operation signal and transmits the operation signal to a load outside the housing through the communication port.
The invention also provides an integrated power distribution monitoring system, comprising: an integrated power distribution module as described above; and a display device external to the integrated power distribution module.
The circuit board of the integrated power distribution module improves the integration level, reduces the volume, is favorable for conveniently and accurately distributing and wiring, reduces wires and reduces the wiring cost; monitoring the load running condition and the power distribution environment; and controlling the operating parameters of the respective loads.
Drawings
Embodiments of the invention are further described below with reference to the accompanying drawings, in which:
fig. 1 is a perspective schematic view of a prior art power distribution module.
Figure 2 is a schematic perspective view of an integrated power distribution module according to a first embodiment of the present invention.
Figure 3 is an exploded view of the integrated power distribution module shown in figure 2.
Figure 4 is a further exploded view of the integrated power distribution module shown in figure 3.
Fig. 5 is a schematic view of the copper foil on the multi-layer insulating substrate of the circuit board shown in fig. 4 on the same plane.
FIG. 6 is a schematic plan view of the copper foil on the first dielectric substrate of the circuit board of FIG. 5
Fig. 7 is a schematic plan view of the copper foil on the second-layer insulating substrate of the circuit board shown in fig. 5.
Fig. 8 is a block diagram of the circuit board of fig. 4 connected to a display device.
Fig. 9 is a block diagram of a circuit board according to a second embodiment of the present invention connected to a display device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail by embodiments with reference to the accompanying drawings.
Fig. 2 is a perspective view of an integrated power distribution module according to a first embodiment of the present invention, and as shown in fig. 2, the integrated power distribution module 2 is substantially rectangular and comprises a housing 21, wherein the housing 21 comprises an upper side plate 211 and a lower side plate (not shown in fig. 2) which are oppositely arranged, a first side plate (not shown in fig. 2) and a second side plate 212 which are oppositely arranged, and a left side plate (not shown in fig. 2) and a right side plate 213 which are oppositely arranged; the integrated power distribution module 2 further includes an electricity meter 233 fixed to the second side plate 212, and various breakers such as an input breaker 231, an output breaker 232, and a bypass breaker 234, and an enclosure 22 covering the second side plate 212 of the housing 21.
The housing 22 includes a generally rectangular frame 221 and a flip plate 222 mounted inside the frame 221. The frame 221 is detachably fixed to the second side plate 212 by screws or bolts or the like. The flip plate 222 has an upper side adjacent to the upper side plate 211 of the housing 21 and a lower side adjacent to the lower side plate of the housing 21, and the upper side of the flip plate 222 is pivotally connected to the frame 221 by a rotation shaft (not shown in fig. 2) and is configured to be rotationally moved along the rotation shaft by an external force. The underside of the flap 222 has a notch 224 for a finger or palm to pass through.
The flap plate 222 is in a closed state or position in fig. 2, and at this time, the flap plate 222 covers the input breaker 231 and the output breaker 232, thereby preventing the input breaker 231 and the output breaker 232 from being operated by mistake. When it is necessary to manually operate the input breaker 231 and the output breaker 232, the operator's finger passes through the notch 224 and applies a force to the flip plate 222 to rotate the flip plate 222 about the rotation axis, so that the flip plate 222 is rotated by a certain angle to be in an open state or an open position. The operator may then manually operate the input breaker 231 and the output breaker 232.
The housing 22 further includes a flip plate 223 installed inside the frame 221 for covering the electric meter 233 and the bypass breaker 234, and the mounting manner and the movement manner of the flip plate 223 are the same as those of the flip plate 222, which will not be described herein. Wherein the flip plate 223 covers the electricity meter 233 and the bypass breaker 234 when in the closed state or position shown in fig. 2.
The flip panels 222, 223 are preferably made of a transparent material to provide a visual effect for the operator to recognize the switching states of the input breaker 231, the output breaker 232 and the bypass breaker 234 without opening the flip panels 222, 223.
Fig. 3 is an exploded view of the integrated power distribution module shown in fig. 2, and fig. 4 is a further exploded view of the integrated power distribution module shown in fig. 3, wherein fig. 4 shows only the circuit board, the power meter, the communication ports, and the terminal block. As shown in fig. 3 and 4, the integrated power distribution module 2 includes a terminal block 25, a communication port 261, a data transmission module 262 and a circuit board 27 inside the housing 21, an electric meter 233 fixed to the second side plate 212, and a plurality of (6 shown in fig. 3) sockets 24 fixed to the first side plate 214.
The ammeter 233 is used to detect electrical parameters such as voltage, current, frequency, and power of the main circuit and the branch circuit. The electric meter 233 further includes a display screen located outside the housing 21 and fixed to the second side plate 212, which will display the electrical parameters of the main circuit and branch circuit for the operator to operate the circuit breakers on the main circuit and branch circuit in the field. The electricity meter 233 is also used to transmit the detection signal to the communication port 261.
The terminal block 25 may be used as an input terminal or an output terminal for connecting an electronic circuit such as a power supply line or a distribution line to transmit voltage and current. The terminal block 25 may be a commercially available product or a desired type, and a detailed structure thereof will not be described herein.
The first side plate 214 of the housing 21 also has a terminal block through hole disposed opposite the terminal block 25 for electrically connecting a power supply line or a power distribution line to the terminal block 25 after passing therethrough.
The receptacle 24 is located inside the housing 21 and fixed on the first side plate 214, and the receptacle 24 can also be used as an input receptacle and an output receptacle for connecting with electronic circuits such as power supply lines or distribution lines, so as to transmit voltage and current. The terminal block 25 has a rated current value larger than that of any one of the sockets 24. In practical applications, the desired terminal strip 25 and/or socket 24 is selected depending on the magnitude of the current in the main circuit and branch circuit.
Fig. 5 is a schematic view of the copper foil on the multi-layer insulating substrate of the circuit board shown in fig. 4 on the same plane. FIG. 5 schematically shows that the circuit board 27 has 9 copper foils, namely copper foils 271 to 279, inside. Each of the copper foils 271-279 includes at least two terminals, and the copper foils 271-279 includes 12 first terminals (shown in FIG. 5 as a square member having four circular holes) adjacent to the first side plate 214, and 12 second terminals adjacent to the second side plate 212, wherein the 12 first terminals are arranged along one line and the 12 second terminals are arranged along another line.
Figure 6 is a schematic plan view of the copper foil on the first dielectric substrate of the circuit board shown in figure 5,
fig. 7 is a schematic plan view of the copper foil on the second-layer insulating substrate of the circuit board shown in fig. 5. As shown in fig. 6-7, copper foils 271, 273, 275, 276, 278 are positioned on and spaced apart from a first layer of the dielectric substrate of circuit board 27, and copper foils 272, 274, 277, 279 are positioned on and spaced apart from a second layer of the dielectric substrate of circuit board 27. The copper foils 271-279 on the different layers of insulating substrates are mutually isolated and do not form electric connection in a crossed mode.
The multiple copper foils of this embodiment set up on the different layers of insulating substrate in the inside of circuit board, improved the integrated level, reduced the volume. Moreover, the plurality of first terminals are arranged along a straight line and close to the first side plate 214, the plurality of second terminals are arranged along another straight line and close to the second side plate 212, the sockets 24 and/or the terminal strip 25 are connected with the first terminals close to the first side plate 214, the input breaker 231 and the output breaker 232 are connected with the second terminals close to the second side plate 212, and miswiring caused by cross disorder of a plurality of power lines inside the housing 11 in the prior art is avoided. The power distribution and wiring are convenient and accurate, wires are reduced, and the wiring cost is reduced.
Fig. 8 is a block diagram of the circuit board of fig. 4 connected to a display device. As shown in fig. 8, the circuit board 27 is provided with a processor 281, and a conversion module 282 electrically connected to the processor 281. The communication port 261 is electrically connected to the conversion module 282, and the data transmission module 262 is electrically connected to the processor 281 and configured to be connected to the display device 291 outside the housing 21 by a signal line, a cable line, or the like.
Detection signals output by various sensors (such as an entrance guard sensor, a water immersion sensor, a smoke sensor, a fire sensor, a temperature and humidity sensor) and signals output by an uninterruptible power supply, an air conditioner and an electric meter are transmitted to the conversion module 282 through the communication port 261, the conversion module 282 converts the detection signals into corresponding digital signals and transmits the digital signals to the processor 281, and the processor 281 processes the received digital signals and transmits the processed digital signals to the display device 291 through the data transmission module 262.
The following description will be made by taking an access sensor, an air conditioner and an uninterruptible power supply as examples.
The door access sensor is connected to the communication port 261 through a signal line, detects the on-off state of the door to output a high-low level detection signal, the detection signal is transmitted to the conversion module 282 through the communication port 261, the conversion module 282 converts the detection signal into a corresponding digital signal so that the processor 281 can receive and recognize the detection signal, and the processor 281 processes the digital signal and transmits the processed digital signal to the display device 291 through the data transmission module 262 to display the on-off state of the door on the display device 291.
The air conditioner is connected to the communication port 261 through a signal line, the air conditioner detects the temperature in the power distribution environment and transmits the detection signal to the communication port 261, for example, through an RS485 communication protocol, the conversion module 282 converts the detection signal into a corresponding digital signal so that the processor 281 can receive and recognize the detection signal, and the processor 281 processes the digital signal and transmits the processed digital signal to the display device 291 through the data transmission module 262 to display the temperature in the power distribution environment on the display device 291. When the temperature is not in the predetermined range, the processor 281 is further configured to send a control instruction to the conversion module 282, and the conversion module 282 converts the control instruction into an operation signal and transmits the operation signal to the air conditioner via the communication port 261 to change the operation parameter of the air conditioner.
The ups is connected to the communication port 261 through a signal line, data of the ups is transmitted to the communication port 261 through an RS232 communication protocol, for example, the conversion module 282 logically converts the data sent by the ups into corresponding digital signals, the processor 281 processes the digital signals, and the digital signals are transmitted to the display device 291 through the data transmission module 262, so as to display various parameters of the ups on the display device 291. When the parameters of the ups are abnormal, the processor 281 is further configured to send a control command to the conversion module 282, and the conversion module 282 converts the control command into an operation signal and transmits the operation signal to the ups via the communication port 261 to change the operation parameters of the ups.
The conversion module 282 in this embodiment is configured to convert the detection signals sent by various electrical loads and sensors through the communication port 261 into corresponding digital signals, and the processor 281 receives and processes the digital signals and transmits the digital signals to the external display device 291 through the data transmission module 262, so that the data is analyzed and displayed on the external display device 291, thereby monitoring the load operation condition and the power distribution environment. In addition, the processor 281 may also be configured to send control instructions to the corresponding load based on the adapted communication protocol to control the operation parameters of the corresponding load.
Fig. 9 is a block diagram of a circuit board according to a second embodiment of the present invention connected to a display device. It is substantially the same as fig. 8 except that the data transmission module 382 is configured to communicate with the display device 391 through a wireless communication protocol. The data transmission module 382 communicates with the display device 391 through the network 392, wherein the data transmission module 382 is wirelessly connected to the network 392, and the display device 391 is connected to the network 392 through a wired connection or a wireless connection, wherein the wireless connection is a WIFI network, a 5G communication network, or a smart home network, or a combination thereof.
The processor 381 transmits the processed data to the network 392 via the data transmission module 382 through a wireless communication protocol, the display device 391 is connected to the network 392 in a wired or wireless manner, and various parameters and information such as a load operation condition and a power distribution environment are obtained from the network 392 through the same communication protocol. Therefore, the maintainer can access the display device such as a mobile phone, a tablet computer or a notebook computer to the network 392, and can remotely monitor the load operation condition and the power distribution environment anytime and anywhere.
In other embodiments of the present invention, the data transmission module is configured to be wirelessly connected directly to the display device, rather than being connected to the display device over a network. The data transmission module transmits the data to an external display device via a wireless communication protocol, and the display device analyzes and displays the data by a proper program to realize monitoring of the load operation condition and the power distribution environment.
The invention also provides an integrated power distribution monitoring system which comprises the integrated power distribution module in the embodiment and display equipment positioned outside the integrated power distribution module.
The present invention is not intended to limit the shape and number of copper foils inside the circuit board 27, and in other embodiments of the present invention, copper foils of various desired shapes and data are arranged on the multi-layered insulating substrate of the circuit board 27 according to actual needs.
In other embodiments of the present invention, printed wires for power distribution, such as aluminum bars, aluminum sheets, aluminum strips, aluminum foils, copper bars, copper sheets, silver bars, silver sheets, silver strips, silver foils, etc., disposed inside the circuit board are used instead of the copper foils in the above embodiments.
In other embodiments of the invention, an appropriate number of receptacles 24 and terminal blocks 25 of the desired type are installed as desired.
In other embodiments of the present invention, the flip plate has an operation portion such as a protrusion and a handle, which facilitates the operation of the flip plate to rotate a certain angle along the rotation axis and open the flip plate.
Although the present invention has been described by way of preferred embodiments, the present invention is not limited to the embodiments described herein, and various changes and modifications may be made without departing from the scope of the present invention.

Claims (13)

1. An integrated power distribution module, comprising:
the shell comprises a first side plate and a second side plate which are oppositely arranged;
a plurality of receptacles secured to the first side plate;
a plurality of circuit breakers secured to the second side plate; and
the circuit board is located inside the casing, the inside of circuit board is equipped with a plurality of printed conductor that are used for the distribution, a plurality of printed conductor mutual isolation, a plurality of printed conductor include be close to a plurality of first terminals of first curb plate and be close to a plurality of second terminals of second curb plate.
2. The integrated power distribution module of claim 1, wherein the first plurality of terminals are arranged along a line and the second plurality of terminals are arranged along another line.
3. The integrated power distribution module of claim 1, wherein the plurality of printed conductors are located on a multilayer insulating substrate of the circuit board.
4. The integrated power distribution module of claim 1, comprising a terminal block located within the housing and proximate the first side panel, the terminal block having a current rating greater than a current rating of any of the plurality of outlets.
5. The integrated power distribution module of claim 1, comprising an electricity meter secured to the second side panel, the electricity meter configured to detect an electrical parameter of the power distribution circuit, the electricity meter including a display screen external to the housing for displaying the electrical parameter of the power distribution circuit.
6. The integrated power distribution module of claim 1, comprising an enclosure covering the second side panel, the enclosure comprising:
a frame removably secured to the second side panel; and
install the flip board of frame inboard, the flip board includes relative first side and the second side that sets up, first side with the frame pin joint, the second side has the operating portion.
7. The integrated power distribution module of claim 6, wherein the flip plate is made of a transparent material.
8. The integrated power distribution module of claim 6, wherein the handling portion is a notch.
9. The integrated power distribution module of any of claims 1 to 8,
the integrated power distribution module comprises a communication port and a data transmission module located inside the housing;
the circuit board comprises a processor and a conversion module electrically connected with the processor, the conversion module is configured to convert the detection signal transmitted through the communication port into a corresponding digital signal and transmit the digital signal to the processor, and the processor is configured to process the digital signal and transmit the processed digital signal to a display device outside the shell through the data transmission module.
10. The integrated power distribution module of claim 9, wherein the data transmission module is configured to wirelessly connect with the display device over a network.
11. The integrated power distribution module of claim 10, wherein the data transmission module is wirelessly connected to the network, and the display device is wirelessly connected to the network or wired.
12. The integrated power distribution module of claim 9, wherein the processor is further configured to send control instructions to the conversion module, the conversion module converting the control instructions to operational signals and transmitting to a load external to the enclosure via the communication port.
13. An integrated power distribution monitoring system, comprising:
the integrated power distribution module of any of claims 1-12; and
a display device external to the integrated power distribution module.
CN201910163482.5A 2019-03-05 2019-03-05 Integrated power distribution module and integrated power distribution monitoring system Active CN110996595B (en)

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