CN113451917B - Power distribution management system - Google Patents
Power distribution management system Download PDFInfo
- Publication number
- CN113451917B CN113451917B CN202110712466.4A CN202110712466A CN113451917B CN 113451917 B CN113451917 B CN 113451917B CN 202110712466 A CN202110712466 A CN 202110712466A CN 113451917 B CN113451917 B CN 113451917B
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- module
- current
- power
- shell
- interface
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Distribution Board (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to a power distribution management system. The invention comprises the following steps: the installation mechanism is sequentially arranged on the installation mechanism from top to bottom: the system comprises a power module, a strong current management module, a weak current management module and a control module, wherein the power module comprises a total power interface for inputting alternating current; the strong current management module comprises a breaker, a contactor and a load interface; the weak current management module comprises a power supply conversion module, and alternating current flows through the circuit breaker and is converted into direct current through the power supply conversion module; the direct current converted by the power conversion module supplies power for the control management module. The invention can obviously distinguish the areas between strong current and weak current, and the strong current management module, the weak current management module and the control module can be inserted and pulled for installation, so that the probability of error occurrence during production and assembly is reduced, compared with the traditional distribution box, the control on the load end is more stable, and the power supply safety and the personal safety of operators are ensured.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a power distribution management system.
Background
The distribution box is mainly used for reasonably distributing electric energy and is convenient for opening and closing the circuit. The circuit has higher safety protection registration and can intuitively display the conduction state of the circuit. This requires the switchgear, the measuring instrument, the protective appliances and the auxiliary devices to be assembled in a closed or semi-closed metal cabinet or on a screen, to form a low-voltage distribution box. The circuit can be switched on or off by means of a manual or automatic switch during normal operation. At present, the distribution boxes in the market are all generally all integrated closed metal cabinets, the alternating-current high-voltage power supply, the direct-current low-voltage power supply, the input and output signals and the communication are all placed in the same box body, the interference of the signals is easy to cause, and the magnetic field formed by the alternating current possibly causes the communication or the loss of the signals. Has a great influence on the final control and is liable to cause loss of personal safety and life of electrical components.
Disclosure of Invention
Therefore, the invention aims to solve the technical problems that the distribution box in the prior art is an integral closed metal cabinet, and the alternating-current high-voltage power supply, the direct-current low-voltage power supply, the input and output signals and the communication are all placed in the same box body, so that signal interference is easy to cause, communication is easy to cause or loss of signals, and personal safety and service life of electrical elements are easy to cause.
In order to solve the above technical problems, the present invention provides a power distribution management system, including: the installation mechanism is sequentially arranged on the installation mechanism from top to bottom: the system comprises a power module, a strong current management module, a weak current management module and a control module, wherein the power module comprises a total power interface for inputting alternating current; the strong current management module comprises a breaker, a contactor and at least one load interface; the weak current management module comprises a power supply conversion module, and alternating current flows through the circuit breaker and is converted into direct current through the power supply conversion module; the direct current converted by the power conversion module supplies power to the control management module, and the control module controls the contactor so as to control the start, stop and protection of the load.
In one embodiment of the invention, the control module comprises a detector, a controller and a printed circuit board electrically connected with the controller, wherein the detector is used for detecting direct current voltage or direct current so as to cut off power when overvoltage or overcurrent occurs.
In one embodiment of the invention, the mounting mechanism comprises: the shell comprises two side plates positioned on the left side and the right side of the shell, a backboard and a power supply shell positioned at the top of the shell, one end of the guide rail is installed on the backboard through a screw, the other end of the guide rail is installed on the side plates through a fastener, an interface slot is formed in the backboard, a main power supply interface is arranged on the power supply shell, and the power supply shell further comprises a signal expansion wire inlet hole and a signal expansion panel door.
In one embodiment of the invention, the strong current management module further comprises a strong current plug-in shell, the weak current management module further comprises a weak current plug-in shell, the control module further comprises a control plug-in shell, and sliding grooves matched with the guide rails are formed in the left end face and the right end face of the strong current plug-in shell, the left end face and the right end face of the weak current plug-in shell and the left end face and the right end face of the control plug-in shell.
In one embodiment of the present invention, the strong electricity management module further includes: the three-phase power state indicator lamp and the contactor on-off switch are arranged on the front face of the strong-current plug-in housing, and the load interface is arranged on the back face of the strong-current plug-in housing.
In one embodiment of the invention, the back of the strong-current plug-in housing is also provided with an alternating-current output interface, the back of the weak-current plug-in housing is also provided with an alternating-current input interface and a direct-current output interface, the alternating-current input interface is used for providing power for the power supply conversion module, and the direct-current converted by the power supply conversion module is output to the control module through the direct-current output interface.
In one embodiment of the invention, the weak current management module further comprises a direct current 24V LED indicator lamp, and the direct current 24V LED indicator lamp is arranged on the front surface of the weak current plug housing.
In one embodiment of the invention, the back of the control plug housing is provided with a signal output interface, the back of the strong electric plug housing is also provided with a signal input interface, and the signal of the controller is used for controlling the contactor through the signal output interface and the signal input interface.
In one embodiment of the invention, the strong current management module and the weak current management module are provided with a scram module for stopping power supply to the load interface, and the scram module comprises a scram switch.
In one embodiment of the invention, the front surface of the weak current plug housing and the front surface of the control plug housing are respectively provided with a gripper for plugging and a shutter for heat dissipation.
Compared with the prior art, the technical scheme of the invention has the following advantages:
The power distribution management system is provided with the installation mechanism, and the power module, the strong current management module, the weak current management module and the control module are arranged in different installation areas, so that the areas between strong current and weak current can be obviously distinguished, the strong current management module, the weak current management module and the control module can be installed in a plugging manner, the probability of error occurrence during production and assembly is reduced, the interference between alternating current and direct current is greatly reduced during use, each module can be reused, the application range is wider, and the safety performance is stronger. The mutual interference among the modules is obviously improved, so that the input and output of signals and the communication connection are more stable, and the loss of signals can not be easily caused. Compared with the traditional distribution box, the control of the load end is more stable, and the power supply safety and the personal safety of operators are ensured.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
Fig. 1 is a schematic view of a first view angle structure of a power distribution management system according to the present invention.
Fig. 2 is a schematic diagram of a second view angle structure of the power distribution management system according to the present invention.
Fig. 3 is a schematic view of the power distribution management system of the present invention with the housing and plug housings removed.
Fig. 4 is a schematic view of the structure of the back plate of the present invention.
Description of the specification reference numerals: 1. a mounting mechanism; 11. a housing; 111. a side plate; 112. a back plate; 1121. slotting the interface; 113. a power source housing; 12. a guide rail; 13. a screw; 14. a fastener; 2. a power module; 21. a main power interface; 22. signal expansion wire inlet holes; 23. a signal expansion panel door; 3. a strong current management module; 31. a circuit breaker; 32a, contactors; 32b, load interface; 33. a strong electric plug housing; 34. three-phase electric state indicator lamp; 35. the contactor is on-off switch; 36. an alternating current output interface; 37. a signal input interface; 38. a conversion module switch; 4. a weak current management module; 41. a power conversion module; 42. a weak current plug housing; 43. an alternating current input interface; 44. a direct current output interface; 45. direct current 24V LED indicator lamp; 5. a control module; 51. a detector; 52a, a controller; 52b, a printed circuit board; 53. controlling the plug shell; 54. a signal output interface; 6. an emergency stop module; a. a grip; b. and a shutter.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Referring to fig. 1 to 4, a power distribution management system of the present invention includes a mounting mechanism 1 and a plurality of power distribution management units sequentially disposed on the mounting mechanism 1 from top to bottom:
a power module 2, said power module 2 comprising a mains power interface 21 for ac input;
a strong current management module 3, the strong current management module 3 comprising a circuit breaker 31, a contactor 32a and at least one load interface 32b;
The weak current management module 4, wherein the weak current management module 4 comprises a power supply conversion module 41, and alternating current flows through the circuit breaker 31 and is converted into direct current through the power supply conversion module 41;
and the control module 5 supplies power to the control management module through direct current converted by the power conversion module, and the control module 5 controls the contactor so as to control the start, stop and protection of the load.
Specifically, the control module 5 includes a detector 51, a controller 52, and a printed circuit board 52b electrically connected to the controller 52, where the detector 51 is configured to detect a direct voltage or a direct current, and may be an electronic circuit breaker, so as to perform power outage when overvoltage or overcurrent occurs, and the controller 52 is a PLC controller 52 or a remote IO module.
Specifically, the mounting mechanism 1 includes: the device comprises a shell 11 and a guide rail 12, wherein the shell 11 comprises two side plates 111, a back plate 112 and a power supply shell 113, the two side plates 111 and the back plate 112 are positioned on the left side and the right side of the shell 11, the guide rail 12 is arranged on the side plates 111, a total power supply interface 21 is arranged on the power supply shell 113, and the power supply shell 113 further comprises a signal expansion wire inlet hole 22 and a signal expansion panel door 23; the PG waterproof connector is adopted on the main power interface 21, so that an incoming line power line can be effectively fixed, and a good waterproof effect is achieved. One end of the guide rail 12 is mounted on the back plate 112 through a screw 13, the other end of the guide rail is mounted on the side plate 111 through a fastener 14, an interface slot 1121 is formed in the back plate 112, the interface slot 1121 corresponds to an interface of each module, and the connector at the interface is convenient to mount. The guide rails 12 are provided on at least six sets of two side plates 111 vertically along the housing 11.
Specifically, the strong-current management module 3 further includes a strong-current plug housing 33, the weak-current management module 4 further includes a weak-current plug housing 42, the control module 5 further includes a control plug housing 53, and sliding grooves matched with the guide rail 12 are respectively formed on the left and right end surfaces of the strong-current plug housing 33, the left and right end surfaces of the weak-current plug housing 42, and the left and right end surfaces of the control plug housing 53. The cooperation of the sliding groove and the guide rail 12 can facilitate the insertion of each insertion shell into the shell 11, and the structure of the shell 11 is preferably a hollow cuboid structure with one surface open.
Specifically, the strong electricity management module 3 further includes: the three-phase electric state indicator lamp 34, the contactor on-off switch 35 and the conversion module switch 38 are arranged on the front surface of the strong electric plug-in housing 33, and the load interface is arranged on the back surface of the strong electric plug-in housing 33. The three-phase electric state indicator lamp 34 (L1\L2\L3) can timely and effectively feed back the state of alternating voltage, the contactor on-off switch 35 comprises a pneumatic button and a stop button, and the coil of the contactor 32a can be manually controlled to be attracted and disconnected, so that the on-off of load power supply is controlled; the transfer module switch 38 may be a 3P miniature circuit breaker, and controls the on-off of the power supply of the power transfer module 41.
Specifically, the back of the strong-current plug housing 33 is further provided with an ac output interface 36, the back of the weak-current plug housing 42 is further provided with an ac input interface 43 and a dc output interface 44, the ac input interface 43 provides power for the power conversion module 41, and the dc current converted by the power conversion module 41 is output to the control module 5 through the dc output interface 44. The power conversion module 41 is a 24V power conversion module 41.
Specifically, the weak current management module 4 further includes a direct current 24V LED indicator 45, where the direct current 24V LED indicator 45 is disposed on the front surface of the weak current plug housing 42.
Specifically, the back surface of the control plug housing 53 is provided with a signal output interface 54, the back surface of the strong electric plug housing 33 is also provided with a signal input interface 37, and the signal of the controller 52 is passed through the signal output interface 54 and the signal input interface 37 so as to control the contactor 32a. The controller 52 is linked with the signal input interface 37 through the signal output interface 54 by a quick connector, receives and sends signal instructions, and executes logic relations through the controller 52, so that the contactor 32a is controlled, and the automatic control of the starting, stopping and protecting of the load is realized. The signal output interface 54, the signal input interface 37, the ac input interface 43, and the dc output interface 44 are all configured with an industrial processor.
Specifically, the strong current management module 3 and the weak current management module 4 are provided with a scram module 6 for stopping power supply to the load interface, and the scram module 6 comprises a scram switch for scram of power supply to the load.
Specifically, the front surface of the weak current plug housing 42 and the front surface of the control plug housing 53 are respectively provided with a grip a for plugging and a shutter b for heat dissipation.
According to the invention, the power supply module, the strong current management module, the weak current management module and the control module are arranged in different areas, so that the areas between strong current and weak current can be obviously distinguished, the strong current management module, the weak current management module and the control module can be installed in a plugging manner, the probability of error occurrence during production and assembly is reduced, the interference between alternating current and direct current is greatly reduced during use, each module can be reused, the application range is wider, and the safety performance is stronger. The mutual interference among the modules is obviously improved, so that the input and output of signals and the communication connection are more stable, and the loss of signals can not be easily caused.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (8)
1. A power distribution management system, comprising:
the installation mechanism is sequentially arranged on the installation mechanism from top to bottom:
a power module comprising a total power interface for ac input;
the strong current management module comprises a breaker, a contactor and at least one load interface;
the weak current management module comprises a power supply conversion module, and alternating current flows through the circuit breaker and is converted into direct current through the power supply conversion module;
the control module supplies power for the control module through direct current converted by the power conversion module, and the control module controls the contactor so as to control the start, stop and protection of a load;
the mounting mechanism includes: the device comprises a shell and a guide rail, wherein the shell comprises two side plates positioned on the left side and the right side of the shell, a back plate and a power supply shell positioned at the top of the shell, one end of the guide rail is installed on the back plate through a screw, the other end of the guide rail is installed on the side plates through a fastener, an interface slot is formed in the back plate, a total power supply interface is arranged on the power supply shell, and the power supply shell further comprises a signal expansion wire inlet hole and a signal expansion panel door;
The strong current management module further comprises a strong current plug-in shell, the weak current management module further comprises a weak current plug-in shell, the control module further comprises a control plug-in shell, and sliding grooves matched with the guide rails in a sliding mode are formed in the left end face and the right end face of the strong current plug-in shell, the left end face and the right end face of the weak current plug-in shell and the left end face and the right end face of the control plug-in shell.
2. The power distribution management system of claim 1 wherein the control module comprises a detector for detecting a dc voltage or a dc current to power down in the event of an overvoltage or an overcurrent, a controller, and a printed circuit board electrically connected to the controller.
3. The power distribution management system of claim 2 wherein the heavy-duty management module further comprises: the three-phase electric state indicator lamp, the contactor on-off switch and the conversion module switch are arranged on the front surface of the strong electric plug-in housing, and the load interface is arranged on the back surface of the strong electric plug-in housing.
4. The power distribution management system according to claim 3, wherein the back of the strong-current plug-in housing is further provided with an ac output interface, the back of the weak-current plug-in housing is further provided with an ac input interface and a dc output interface, the ac input interface is used for providing power for the power conversion module, and the dc converted by the power conversion module is output to the control module through the dc output interface.
5. The power distribution management system of claim 4, wherein the weak current management module further comprises a direct current 24V LED indicator, the direct current 24V LED indicator being disposed on the front side of the weak current plug housing.
6. The power distribution management system according to claim 5, wherein the back surface of the control plug housing is provided with a signal output interface, the back surface of the strong electric plug housing is further provided with a signal input interface, and the signal of the controller is passed through the signal output interface and the signal input interface to control the contactor.
7. The power distribution management system of claim 6 wherein the strong and weak current management modules are provided with a scram module for stopping power to the load interface, the scram module comprising a scram switch.
8. The power distribution management system according to claim 1, wherein the front surface of the weak current plug housing and the front surface of the control plug housing are respectively provided with a grip for plugging and a shutter for heat dissipation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110712466.4A CN113451917B (en) | 2021-06-25 | 2021-06-25 | Power distribution management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110712466.4A CN113451917B (en) | 2021-06-25 | 2021-06-25 | Power distribution management system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113451917A CN113451917A (en) | 2021-09-28 |
| CN113451917B true CN113451917B (en) | 2024-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110712466.4A Active CN113451917B (en) | 2021-06-25 | 2021-06-25 | Power distribution management system |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212968651U (en) * | 2020-09-17 | 2021-04-13 | 苏州艾立罗电子有限公司 | Intelligent aging direct current cabinet |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011008514A2 (en) * | 2009-06-30 | 2011-01-20 | Teco-Westinghouse Motor Company | Pluggable power cell for an inverter and providing modular power conversion |
| CN201541055U (en) * | 2009-10-31 | 2010-08-04 | 华南理工大学 | PLC-based power distribution cabinet for small and medium-sized wind-solar hybrid power generation systems |
| CN102096397B (en) * | 2010-11-12 | 2013-04-17 | 浙江大学 | Modularized wiring method of control cabinet for multi-axis motion control system based on SynqNet bus |
| KR101105637B1 (en) * | 2011-04-22 | 2012-01-18 | 김용학 | Smart Grid Distribution Board |
| KR101468144B1 (en) * | 2014-05-21 | 2014-12-08 | 데스틴파워 주식회사 | Inverter module |
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2021
- 2021-06-25 CN CN202110712466.4A patent/CN113451917B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212968651U (en) * | 2020-09-17 | 2021-04-13 | 苏州艾立罗电子有限公司 | Intelligent aging direct current cabinet |
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| CN113451917A (en) | 2021-09-28 |
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