CN216290346U

CN216290346U - Mini electronic box

Info

Publication number: CN216290346U
Application number: CN202122877012.0U
Authority: CN
Inventors: 王万洪; 黄业福
Original assignee: Shenzhen Zhongdain Qiangneng Technology Co ltd
Current assignee: Shenzhen Zhongdain Qiangneng Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-12
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a mini electric box which comprises a power supply unit, a main control CPU circuit, a magnetic latching drive circuit, a single-phase circuit breaker and a load, wherein the power supply unit is connected with the main control CPU circuit; the power supply unit is connected in a 220V power supply mode and performs voltage transformation processing through a switching power supply so as to be used by a main control CPU circuit; the master control CPU circuit is interconnected with the magnetic latching drive circuit, and the magnetic latching drive circuit is connected with a magnetic latching relay; the magnetic latching relay is connected with a single-phase circuit breaker, and the single-phase circuit breaker is connected with a load; the master control CPU circuit is provided with an alarm module, a Bluetooth control module, an indicating circuit and a detection module, and the master control CPU circuit is provided with a 485 port. The utility model has quiet starting sound, small volume, high power, no heating after long-time use, intelligence, no pit digging for the wall body, convenient maintenance and convenient and quick use by users due to various control modes.

Description

Mini electronic box

Technical Field

The utility model relates to the field of electronic boxes, in particular to a mini electronic box.

Background

The electric boxes on the market at present are relatively large conventional control electric boxes; the electric box adopts a control mode of the magnetic latching relay, so that the magnetic latching can not be automatically disconnected like a common contactor after power failure, the magnetic latching needs to be disconnected by discharging of an electronic capacitor/a battery, the magnetic latching after the power failure is disconnected, and the capacitor is likely to need to be replaced if the capacitor is aged or the battery functions are attenuated after long-time use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a mini electric box, and aims to solve the problems that an LED distribution box is large in size, inconvenient to transport, inconvenient to produce, incapable of realizing rapid mass production and insufficient in intellectualization of a common electric box. Moreover, when the electric box is installed each time, the wall needs to be dug, so that the engineering quantity is large, and the later maintenance is inconvenient; the electronic box is small in size, convenient to install, light in weight, intelligent, free of pit digging on the wall body, convenient to maintain, and convenient and fast to use by a user due to multiple control modes.

The mini electronic box is realized by the following technical scheme: the magnetic latching type single-phase circuit breaker comprises a power supply unit, a master control CPU circuit, a magnetic latching driving circuit, a single-phase circuit breaker and a load;

the power supply unit is connected with the main control CPU circuit through 220V power supply and performs voltage transformation processing through a switching power supply; the master control CPU circuit is interconnected with the magnetic latching drive circuit, and the magnetic latching drive circuit is connected with a magnetic latching relay; the magnetic latching relay is connected with a single-phase circuit breaker, and the single-phase circuit breaker is connected with a load; the master control CPU circuit is provided with an alarm module, a Bluetooth control module, an indication circuit and a detection module, and the master control CPU circuit is provided with a 485 port.

As an optimal technical scheme, the 485 port is interconnected with an upper computer through a serial port protocol, or the 485 port is interconnected with a Bluetooth or radio frequency remote control.

As a preferred technical scheme, the main control CPU circuit is further provided with a signal input/output unit to externally input/output signals, and the main control CPU circuit is further provided with an external power supply to supply power and output.

As an optimal technical scheme, the alarm module is a buzzer, and the detection module is a smoke detection module and a zero line temperature detection module.

As the preferred technical scheme, a key is arranged on the main control CPU circuit.

As a preferred technical scheme, the main control CPU circuit is fixed in the shell, the shell comprises an upper shell and a lower shell, the back of the main control CPU circuit is provided with a magnetic latching relay, and the upper end of the magnetic latching relay is provided with a terminal strip; the switch power supply is arranged on one side of the terminal strip, and the terminal strip is positioned above the upper shell; the terminal row is provided with a first turnover cover, and the first turnover cover is hinged to the upper shell; the lower end of the main control CPU circuit is provided with an air switch, and the lower end of the air switch is provided with a copper bar; the copper bar is located the epitheca below, and copper bar department is provided with second flip, and second flip hinges on the epitheca.

The utility model has the beneficial effects that: the utility model has quiet starting sound, small volume, high power, no heating after long-time use, intelligence, no pit digging for the wall body, convenient maintenance and convenient and quick use by users due to various control modes.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

fig. 2 is an exploded view of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms such as "upper," "above," "lower," "below," and the like in describing relative spatial positions herein is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-2, a mini-box of the present invention includes a power supply unit, a main control CPU circuit, a magnetic latching driving circuit, a single-phase circuit breaker, and a load;

the power supply unit is connected in a 220V power supply mode and performs voltage transformation processing through a switching power supply so as to be used by a main control CPU circuit; the master control CPU circuit is interconnected with the magnetic latching drive circuit, and the magnetic latching drive circuit is connected with a magnetic latching relay; the magnetic latching relay is connected with a single-phase circuit breaker, and the single-phase circuit breaker is connected with a load; the master control CPU circuit is provided with an alarm module, a Bluetooth control module, an indicating circuit and a detection module, and is provided with a 485 port; the control system supports 485 communication (upper computer control), multi-mode switching, external terminal control, hardware signal cascade, fault signal alarm output, indication of completion of starting and signal output; the indicating circuit is a nixie tube or a liquid crystal screen.

In this embodiment, the 485 port is interconnected with the upper computer through a serial protocol, and the 485 port supports control expansion (such as LORA, internet access, bluetooth) of other modules of a third party and a complete control system controlled by hardware of the third party.

In this embodiment, the main control CPU circuit is further provided with a signal input/output unit to input/output signals to/from the outside, and the main control CPU circuit is further provided with an external power supply to supply power and output.

In the embodiment, the alarm module is a buzzer, and the detection module is a smoke detection module and a zero line temperature detection module; the temperature is automatically detected through the zero line temperature detection module, when the detected internal temperature exceeds the set shutdown temperature, the buzzer of the main control board sounds to prompt, and meanwhile, the output is stopped to protect; if the main control circuit board fails and the temperature is continuously increased, and the related protection cannot be obtained, the single-phase circuit breaker can perform hardware protection at the time; when the inside smog that produces of electronic box does not have the fire, smog detection module can move this time, carries out safety protection to the electronic box.

In this embodiment, the main control CPU circuit is provided with a key, and sets related parameters by the key, for example: opening time, closing time, shutdown temperature, recovery temperature, communication address and other relevant parameters. The control mode (manual/time control) can be switched by mode keys, and in the manual mode, wireless remote control (Bluetooth remote control) and setting of related parameters, start-stop control by one key and remote command control of a 485 port bus can be performed; when in the time control mode, 4 groups of automatic switching time can be set, and the on-off control can be automatically carried out according to the set time period.

In the embodiment, the main control CPU circuit is fixed in the casing, the casing includes an upper casing 2 and a lower casing 9, the back of the main control CPU circuit is provided with a magnetic latching relay 8, and the upper end of the magnetic latching relay 8 is provided with a terminal strip 6; the switching power supply 7 is arranged on one side of the terminal strip 6, and the terminal strip 6 is positioned above the upper shell 2; the terminal row 6 is provided with a first turnover cover 1, and the first turnover cover 1 is hinged on the upper shell 2; the lower end of the main control CPU circuit is provided with an air switch 4, and the lower end of the air switch 4 is provided with a copper bar 5; copper bar 5 is located upper casing 2 below, and copper bar 5 department is provided with second flip 3, and second flip 3 articulates on upper casing 2.

In this embodiment, the mini-electronic box further has an external start control, which can control the external signal through the external start, stop, emergency stop, mode and other keys, and the signal is the same logic as the signal of the panel key, the mini-electric box supports the control of the external terminal, meanwhile, the system also supports key control, the mode selection has 3 modes which are a manual control mode and a remote time control mode, the mini-junction box supports the direct current supply output of 5V 1A to be output outwards, provides electricity for external equipment, provides a power supply system for the access of a third party conveniently, can provide close-range cascade networking among the equipment due to a hardware cascade function, can easily complete the networking control of a plurality of KW levels without parameter setting, and completes the construction of a high-power field control system.

In this embodiment, the magnetic latching relay may be replaced with another relay or contactor.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a mini electronic box which characterized in that: the magnetic latching type single-phase circuit breaker comprises a power supply unit, a master control CPU circuit, a magnetic latching driving circuit, a single-phase circuit breaker and a load;

the power supply unit is connected in a 220V power supply mode and performs voltage transformation processing through a switching power supply so as to be used by a main control CPU circuit; the master control CPU circuit is interconnected with the magnetic latching drive circuit, and the magnetic latching drive circuit is connected with a magnetic latching relay; the magnetic latching relay is connected with a single-phase circuit breaker, and the single-phase circuit breaker is connected with a load; the master control CPU circuit is provided with an alarm module, a Bluetooth control module, an indicating circuit and a detection module, and the master control CPU circuit is provided with a 485 port.

2. The minibox of claim 1, wherein: the 485 port is interconnected with an upper computer through a serial port protocol, or the 485 port is interconnected with a Bluetooth or radio frequency remote control.

3. The minibox of claim 1, wherein: the main control CPU circuit is also provided with a signal input and output unit for inputting and outputting signals externally, and an external power supply for supplying power and outputting is arranged on the main control CPU circuit.

4. The minibox of claim 1, wherein: the alarm module is a buzzer, and the detection module is a smoke detection module and a zero line temperature detection module.

5. The minibox of claim 1, wherein: and the main control CPU circuit is provided with a key.

6. The minibox of claim 1, wherein: the main control CPU circuit is fixed in the shell, the shell comprises an upper shell (2) and a lower shell (9), the back of the main control CPU circuit is provided with a magnetic latching relay (8), and the upper end of the magnetic latching relay (8) is provided with a terminal strip (6); the switch power supply (7) is arranged on one side of the terminal strip (6), and the terminal strip (6) is positioned above the upper shell (2); the terminal row (6) is provided with a first turnover cover (1), and the first turnover cover (1) is hinged to the upper shell (2); an air switch (4) is arranged at the lower end of the main control CPU circuit, and a copper bar (5) is arranged at the lower end of the air switch (4); copper bar (5) are located in epitheca (2) below, and copper bar (5) department is provided with second flip (3), and second flip (3) articulate on epitheca (2).