CN209981830U - Multiloop remote control block terminal - Google Patents
Multiloop remote control block terminal Download PDFInfo
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- CN209981830U CN209981830U CN201920704453.0U CN201920704453U CN209981830U CN 209981830 U CN209981830 U CN 209981830U CN 201920704453 U CN201920704453 U CN 201920704453U CN 209981830 U CN209981830 U CN 209981830U
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Abstract
The utility model discloses a multi-loop remote control distribution box, belonging to the technical field of distribution boxes, which does not need an external mutual inductor, and the internal self-provided protection switch can be switched on or off by a panel manual button or a remote control power supply, thereby saving a contactor for control, the electric meter is provided with a small-sized liquid crystal display, can display each electric quantity parameter on site in a wheel display mode, saves devices such as an intelligent display controller and the like, thereby greatly reducing external acquisition and control elements, simplifying acquisition and control circuits, leading the distribution box to have no secondary acquisition and control circuits during the assembly, but only has a simple primary circuit, thereby improving the production efficiency of the distribution box, simultaneously reducing hidden points of faults caused by complicated secondary circuits, therefore, the safety of the distribution box in use is improved, and meanwhile, the remote intelligent management of the distribution box can be realized.
Description
Technical Field
The utility model belongs to the technical field of the block terminal, concretely relates to multi-loop remote control block terminal.
Background
The low-voltage power distribution box is low-voltage distribution equipment used for receiving and distributing electric energy in an 380/220V power supply system, along with the high development of a network, the management of information and the requirement of technical support, remote operation and control are more and more common, the remote management not only greatly relieves the urban traffic condition and reduces the environmental pollution, but also avoids the labor of rushing on the road of personnel, and can improve the working efficiency and the working interest of enterprise staff. At present, protective electric appliances such as fuses, leakage protectors and the like, control electric appliances such as contactors, circuit breakers, load switches, isolating switches and the like, metering electric appliances such as current transformers, electric energy meters and the like are usually arranged in a common distribution box. Most of intelligent distribution boxes communicate with intelligent instruments or multi-loop intelligent control modules in the distribution boxes remotely to control devices such as contactors or circuit breakers with opening and closing functions to control the opening and closing of circuits, and when each distribution loop needs to be controlled, each loop needs to be provided with a contactor or a circuit breaker with an opening and closing function with a high price; when the current and the electric quantity are to be collected, a corresponding external mutual inductor is required to be matched; when a multi-loop intelligent module or an intelligent instrument is used for control, the control is often limited by the number of output control loops of the module or the instrument, the number of control loops of the intelligent instrument is only 1-2, the multi-loop intelligent module can be designed with multi-output loops, but the number of control loops is generally fixed, and when only a small number of branches are needed, other loops are easy to idle, so that waste is caused. Above scheme all makes intelligent distribution box control scheme numerous and diverse, the volume is great, and the cost is great moreover, the security is not high, has caused the inconvenience of maintaining simultaneously.
Disclosure of Invention
(1) Technical scheme
The utility model aims to overcome the defects of the prior art, and provides an intelligent distribution box which has simple control circuit, good safety, is not limited by the quantity of control module output control interfaces and saves installation space, can easily realize flexible configuration of the number of multi-loop remote management control circuits according to different distribution schemes, and aims to overcome the defects of the prior art, the utility model provides a multi-loop remote control distribution box which comprises a distribution box body, wherein the distribution box body internally comprises an input circuit breaker, a surge protection switch, a surge protector, a three-phase intelligent watt-hour meter, a single-phase intelligent watt-hour meter, a DIN35 guide rail, a single-phase shunt output circuit breaker, an RS485 communication terminal, an insulator, a zero line copper bar, a three-phase shunt output circuit breaker, a grounding copper bar, a distribution primary bus, a shunt output primary lead and an RS485 communication bus, and AC commercial power is connected, the alternating current commercial power is distributed into a plurality of branches by a distribution primary bus after passing through an input breaker, in order to protect a circuit from damage of surge high voltage or thunder, a surge protector is connected in parallel to the distribution primary bus, and a surge protection switch is added at the front end of the surge protector, so that the safety of rear-end electric equipment is protected, the three-phase intelligent watt-hour meter or the single-phase intelligent watt-hour meter is fixed on the DIN35 guide rail, each branch is directly connected to the three-phase intelligent watt-hour meter or the single-phase intelligent watt-hour meter, and the output is directly connected with the single-phase branch output breaker or the three-phase branch output breaker by a branch output primary lead and finally supplied to the electric equipment for use.
The input circuit breaker mainly plays the main floodgate and total load overcurrent protection effect, single-phase shunted output circuit breaker with three-phase shunted output circuit breaker plays the overload or short-circuit protection effect of the consumer along separate routes that corresponds, single-phase intelligent kilowatt-hour meter and three-phase intelligent kilowatt-hour meter are then the key device that realizes return circuit electric power parameter data acquisition and remote control management, and every intelligent ammeter all possesses voltage, electric current, power factor, frequency, power and electric energy parameter measurement function, can also realize local demonstration, also can be connected with the backstage through RS485 communication bus, realizes remote data interchange function.
Each intelligent electric meter also has an on-off function, connection or disconnection of a primary circuit can be realized without an external element, the function can also realize on-off of local shunt output through a manual button on the intelligent electric meter, and can also realize remote control of the on-off function of shunt output through connection with a background through an RS485 communication bus, each output shunt consists of one single-phase intelligent watt-hour meter and one single-phase shunt output circuit breaker or one three-phase intelligent watt-hour meter and one three-phase shunt output circuit breaker, the external dimension of the single-phase intelligent watt-hour meter is consistent with the size of a 2P miniature circuit breaker, the external dimension of the three-phase intelligent watt-hour meter is consistent with the size of a 4P miniature circuit breaker, and the three-phase intelligent watt-hour meter is in a guide rail type installation mode, so that the intelligent electric meter can be conveniently matched with the single-phase, the number of the branches can be flexibly increased and decreased according to actual requirements, the influence of other elements is avoided, the influence of secondary lines is avoided, plug and play is really achieved, and remote control management of a loop can be met.
(2) Advantageous effects
The utility model has the advantages that: compared with the prior art, the utility model discloses do not need external mutual-inductor, and inside from taking protection switch, accessible panel manual button or remote control power combined floodgate or turn-off, the contactor of control usefulness has been saved, the ammeter itself possesses small-size LCD, each electric quantity parameter is shown on the spot to the accessible wheel display form, devices such as intelligent display controller have also been saved, consequently, the outside collection and the control element that have significantly reduced, collection and control circuit have been simplified, make the block terminal do not have secondary collection and control circuit when the equipment, and only simple primary circuit, consequently, the production efficiency of block terminal has been improved, the hidden point of trouble because of the numerous and diverse causes of secondary circuit has also been reduced simultaneously, so also improved block terminal in use's security, can also realize the remote intelligent management of block terminal simultaneously.
Drawings
FIG. 1 is a schematic diagram of a multi-circuit remote control electric box;
fig. 2 is a wiring diagram of a multi-loop remote control power distribution box.
Detailed Description
The present invention will be further described with reference to the following examples.
Example one
Referring to fig. 1 ~ 2, the present embodiment provides a multi-loop remote control distribution box, which includes a distribution box body 13, and is characterized in that the distribution box body 13 includes an input breaker 1, a surge protection switch 2, a surge protector 3, a three-phase intelligent kilowatt-hour meter 4, a single-phase intelligent kilowatt-hour meter 5, a DIN35 guide rail 6, a single-phase shunt output breaker 7, an RS485 communication terminal 8, an insulator 9, a zero line copper bar 10, a three-phase shunt output breaker 11, an earth copper bar 12, a distribution primary bus 14, a shunt output primary conductor 15, and an RS485 communication bus 16, an ac mains supply is connected to the upper end of the input breaker 1, the ac mains supply is distributed into a plurality of shunts through the distribution primary bus 14 after passing through the input breaker 1, in order to protect the lines from surge voltage or lightning, a surge protector 3 is connected in parallel to the distribution primary bus 14, and the surge protector 3 is added with the front end of the shunt protection switch 2, thereby protecting the safety of the rear-end electric equipment, the DIN35 guide rail 6 is fixed with the three-phase intelligent kilowatt-phase intelligent switch 4 or the single-phase intelligent kilowatt-hour meter 4, and the single-phase intelligent shunt protection switch is directly connected to the single-phase shunt output breaker 15 or the single-phase shunt output.
In this embodiment, the input circuit breaker 1 mainly plays a role in protecting a main brake and a total load from overcurrent, the single-phase shunt output circuit breaker 7 and the three-phase shunt output circuit breaker 11 play a role in protecting overload or short circuit of corresponding shunt electric equipment, the single-phase intelligent electric meter 5 and the three-phase intelligent electric meter 4 are key devices for realizing loop power parameter data acquisition and remote control management, and each intelligent electric meter has functions of measuring voltage, current, power factor, frequency, power and electric energy parameters, can also realize local display, and can also be connected with a background through the RS485 communication bus 16 to realize a remote data exchange function. Each intelligent electric meter also has an on-off function, connection or disconnection of a primary circuit can be realized without an external element, the function can also realize on-off of local shunt output through a manual button on the intelligent electric meter, and can also realize remote control of the on-off function of shunt output through connection with a background through an RS485 communication bus 16, each output shunt consists of one single-phase intelligent electric meter 5 and one single-phase shunt output circuit breaker 7 or one three-phase intelligent electric meter 4 and one three-phase shunt output circuit breaker 11, the external dimension of the single-phase intelligent electric meter 5 is consistent with the size of a 2P miniature circuit breaker, the external dimension of the three-phase intelligent electric meter 4 is consistent with the size of a 4P miniature circuit breaker, and the three-phase intelligent electric meters are installed in a guide rail type, so that the intelligent electric meter can be conveniently matched with the single-phase shunt output circuit breaker 7 and the three-phase shunt, the number of the branches can be flexibly increased and decreased according to actual requirements, the influence of other elements is avoided, the influence of secondary lines is avoided, plug and play is really achieved, and remote control management of a loop can be met.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (3)
1. A multi-loop remote control distribution box comprises a distribution box body (13) and is characterized in that the distribution box body (13) comprises an input circuit breaker (1), a surge protection switch (2), a surge protector (3), a three-phase intelligent watt-hour meter (4), a single-phase intelligent watt-hour meter (5), a DIN35 guide rail (6), a single-phase shunt output circuit breaker (7), an RS485 communication terminal (8), an insulator (9), a zero line copper bar (10), a three-phase shunt output circuit breaker (11), an earthing copper bar (12), a distribution primary bus (14), a shunt output primary lead (15) and an RS485 communication bus (16), alternating current commercial power is connected to the upper end of the input circuit breaker (1), the alternating current commercial power is distributed into a plurality of shunts through the distribution primary bus (14) after passing through the input circuit breaker (1), the distribution primary bus (14) is connected with the surge protector (3), the surge protection switch (2) is additionally arranged at the front end of the surge protector (3), the three-phase intelligent watt-hour meter (4) or the single-phase intelligent watt-hour meter (5) is fixed on the DIN35 guide rail (6), the output is directly connected with the single-phase shunt output circuit breaker (7) or the three-phase shunt output circuit breaker (11) through the shunt output primary lead (15), the output is connected with the background through an RS485 communication bus (16), each output shunt consists of one single-phase intelligent watt-hour meter (5) and one single-phase shunt output circuit breaker (7) or one three-phase intelligent watt-hour meter (4) and one three-phase shunt output circuit breaker (11), and the appearance size of the single-phase intelligent watt-hour meter (5) is consistent with the size of a 2P miniature circuit breaker.
2. The multi-loop remote control power distribution box of claim 1, wherein: after the DIN35 guide rail (6) is fixed on the three-phase intelligent watt-hour meter (4) or the single-phase intelligent watt-hour meter (5), each branch is directly connected to the three-phase intelligent watt-hour meter (4) or the single-phase intelligent watt-hour meter (5).
3. The multi-loop remote control power distribution box of claim 1, wherein: the three-phase intelligent watt-hour meter (4) has the same size with the 4P miniature circuit breaker, and is installed in a guide rail type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704453.0U CN209981830U (en) | 2019-05-17 | 2019-05-17 | Multiloop remote control block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704453.0U CN209981830U (en) | 2019-05-17 | 2019-05-17 | Multiloop remote control block terminal |
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| CN209981830U true CN209981830U (en) | 2020-01-21 |
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| CN201920704453.0U Active CN209981830U (en) | 2019-05-17 | 2019-05-17 | Multiloop remote control block terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054795A (en) * | 2023-10-11 | 2023-11-14 | 深圳浙动机械设备有限公司 | Intelligent distribution box detection system and method based on multi-loop detection |
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2019
- 2019-05-17 CN CN201920704453.0U patent/CN209981830U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054795A (en) * | 2023-10-11 | 2023-11-14 | 深圳浙动机械设备有限公司 | Intelligent distribution box detection system and method based on multi-loop detection |
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