Intelligent combined plug-in

Abstract

The utility model discloses an intelligent combined plug-in which comprises a body, an integrated acquisition unit and a control unit, the integrated acquisition unit integrates a primary cable contact, a current transformer and a plug-in assembly, the control unit integrates functions of an indicating lamp, a measuring instrument and a button to form two whole bodies of the integrated acquisition unit and the control unit, and the integrated acquisition unit and the control unit are connected through a controller. The device has the advantages of centralized measurement, safety, reliability, convenience in use, installation space saving and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution, in particular to an intelligent combined plug-in unit for measuring and controlling components in a drawer of a power distribution system. Background Art

[0002] In low-voltage complete equipment, the drawer unit is connected to the main circuit by a primary plug-in to perform power measurement, data monitoring, relay status and circuit breaker control. The control cables between multiple types of plug-ins are too complicated, which makes it difficult to install the limited space in the drawer, reducing safety performance. At the same time, the existing intelligent primary plug-in combination only takes into account the limited drawer space, can only collect a few parameter data, and cannot observe and debug the measured data in real time. Utility Model Content

[0003] In order to solve the technical problems existing in the prior art, the utility model provides an intelligent combination plug-in which integrates multiple parameter acquisition components, can realize the centralized measurement, processing and display of multiple parameter data, and has the advantages of being safe and reliable, easy to use, and saving installation space.

[0004] To achieve the above purpose, the utility model is implemented through the following technical solutions:

[0005] An intelligent combined plug-in comprises a body, an integrated acquisition unit and a control unit;

[0006] The integrated acquisition unit is assembled on the body, and the control unit is connected to the integrated acquisition unit.

[0007] According to a further technical solution, the integrated acquisition unit comprises at least one primary plug, the primary plug is connected to a primary terminal, and the primary terminal is provided with a sensor and an intelligent collector.

[0008] By adopting the above technical solution, the induced current, voltage and primary cable contact temperature are centrally measured and uniformly transmitted to the control unit for processing.

[0009] According to a further technical solution, a cavity is formed inside the body, and the primary plug is installed in the cavity.

[0010] According to a further technical solution, one end of the primary plug is in a fork-shaped structure, and the other end is in a planar structure, the fork-shaped structure end extends out of one side of the body, and a convex wall adapted to the fork-shaped structure of the primary plug is formed on the side.

[0011] According to a further technical solution, the primary terminal includes a terminal portion and a copper column connected to the terminal portion.

[0012] According to a further technical solution, the wiring portion is located outside another opposite side of the body, and the copper column penetrates the body and is connected to the planar structure end of the primary plug.

[0013] According to a further technical solution, the copper column is equipped with a sensor and an intelligent collector.

[0014] According to a further technical solution, the intelligent collector is connected to the control unit via a wiring harness connector.

[0015] According to a further technical solution, the control unit includes a shell and a controller inside the shell.

[0016] According to a further technical solution, the controller is respectively connected to a terminal block at the rear of the shell, a display panel, an indicator light and a debugging button at the front of the shell.

[0017] Beneficial effects of the utility model:

[0018] The utility model centrally monitors the current, voltage, contact temperature, circuit breaker switch state and circuit breaker action signal through the terminal block of the integrated acquisition unit and the control unit, and displays and debugs the processing results of the above data.

[0019] The utility model integrates a collection unit with a measuring module capable of sensing the contact temperature. For the main load circuit, the temperature can be monitored to determine whether it is in a long-term overload or current abnormality, thereby avoiding the need to install additional contact or cable temperature measuring devices.

[0020] The utility model can realize remote communication function through the communication interface of the control unit, and can upload measurement information, switch quantity status, relay action signal, contact temperature parameters, etc. to the background monitoring host to realize remote centralized management and monitoring.

[0021] The utility model adopts a special wiring harness adapter plug to uniformly transmit the voltage data, current data and contact temperature collected by the integrated collection unit to the control unit, and has the advantage of high efficiency of assembly integration.

[0022] The utility model does not need to install an independent current transformer; and because of the integration, the copper bus usage is saved; the secondary wiring adopts integrated plug-in, which reduces the installation workload; and the installation accuracy is improved as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0024] Figure 1 This is a schematic diagram of the general assembly of the intelligent combination plug-in in the utility model

[0025] Figure 2 The internal schematic diagram of the intelligent combination plug-in in the utility model

[0026] Among them, 1-main body, 2-primary terminal, 201-wiring part, 202-copper column, 3-primary plug, 4-wiring harness connector, 5-control unit, 6-terminal block, 7-display panel, 8-intelligent collector, 9-sensor, 10-heat dissipation hole, 11-partition, 12-wiring harness connector adapter, 13-indicator light, 14-debugging button. DETAILED DESCRIPTION

[0027] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0028] It should be noted that the PLC controller in the present invention is a digital electronic device with a microprocessor, a digital logic controller used for automated control, which can load control instructions into the memory for storage and execution at any time; the intelligent PLC and background monitoring host in the present invention are both implemented using existing equipment, and their functions can be achieved by existing technologies.

[0029] See also Figure 1 As shown, the embodiment of the utility model provides an intelligent combination plug-in, including a body, an integrated acquisition unit and a control unit;

[0030] The integrated acquisition unit is assembled on the main body and is used to collect measurement information and send it to the control unit; the control unit is connected to the integrated acquisition unit and is used to receive and process the collected measurement information and display the processing results.

[0031] Among them, the integrated acquisition unit integrates the primary cable contact, current transformer, and plug-in components into one; the control unit integrates the indicator light, measuring instrument, and button functions into one; forming the acquisition unit and the control unit as two wholes, and through the controller, debugging to complete various required functions.

[0032] In this embodiment, if Figure 1 As shown, the intelligent combination plug-in is composed of a main body 1 connecting a control unit 5 via a wiring harness connector 4, and the integrated acquisition unit is assembled on the main body 1.

[0033] In this embodiment, if Figure 2 As shown, the integrated acquisition unit includes at least one primary plug 3, which is connected to the primary terminal 2, and the primary terminal 2 is equipped with a sensor 9 and an intelligent collector 8. A single primary plug 3, a primary terminal 2, and the sensor 9 and the intelligent collector 8 provided on the terminal correspond to each other and are collectively a group, and multiple groups of the above devices can be set up for information collection.

[0034] Specifically, a cavity is formed inside the body 1, and the primary plug 3 is detachably installed in the cavity on the body. There can be multiple primary plugs 3, and the multiple primary plugs are installed in the body cavity with the same spacing between them. Figure 2 The figure shows the installation diagram of three primary plugs.

[0035] Specifically, one end of the primary plug 3 is a fork-shaped structure, and the other end is a plane structure. The fork-shaped structure end extends out of one side of the body 1, and the side is formed with a convex wall adapted to the fork-shaped structure of the primary plug 3. The convex wall can be formed integrally with the body in any appropriate manner. The fork-shaped structure end of each primary plug 3 is located between the two convex walls, and the parts on both sides of the fork-shaped structure are in contact with the inner surface of the convex wall.

[0036] Specifically, the primary terminal 2 includes a terminal portion 201 and a copper column 202 connected to the terminal portion; the terminal portion 201 is located outside the other opposite side of the body 1, and the copper column 202 penetrates the body 1 and is connected to the planar structure end of the primary plug 3. There can be multiple primary terminals, and their number corresponds to the number of primary plugs. The two are connected one by one. The primary terminal end is used by users to connect cables and can be regarded as the incoming line end of the body, and the primary plug is the outgoing line end.

[0037] Specifically, the copper column 202 is equipped with a sensor 9 and an intelligent collector 8. The sensor 9 can be a temperature sensor for measuring the contact temperature. For the main load circuit, the temperature monitoring can be used to determine whether it is in a long-term overload or current abnormality, avoiding the need to install additional contact or cable temperature measuring devices; the temperature sensor is directly bolted on the copper column 202, senses the temperature of the contact heating, and is coupled to the intelligent collector 8 through a cable; the intelligent collector 8 has an electromagnetic coil wound around the copper column to form a mutual inductor, which senses current and voltage and outputs them through the cable. The mutual inductor and the intelligent collector are also coupled through the cable, and has the function of collecting current and voltage.

[0038] Specifically, the main body 1 is made of insulating material with a flame retardant level of 94V0, and the intelligent collector 8 and the sensor 9 can be hidden inside.

[0039] In this embodiment, the main body 1 uses a primary terminal 2 to perform input connection of a primary cable or copper busbar, and a primary plug-in 3 is used as a plug-in component to perform output connection of the copper busbar. Both the terminal and the plug-in are made of high-quality copper material and are silver-plated. The primary terminal 2 receives current and voltage data, and the sensor 9 collects the device temperature. All collected information is connected to the intelligent collector 8, and the intelligent collector 8 sends the collected information to the control unit 5 through the wiring harness connector 4.

[0040] In this embodiment, the integrated collection unit can also collect the number of contact actions and send it to the control unit 5. There is an induction coil at the contact, which acts once after being energized by a plug-in connected to the copper busbar on the back wall of the drawer.

[0041] In this embodiment, the control unit 5 includes a housing and a controller inside the housing, and the controller is respectively connected to a terminal block 6 at the rear of the housing, a display panel 7 at the front of the housing, an indicator light 13 and a debugging button 14 .

[0042] Specifically, the circuit breaker status opening and closing coil can be connected to the control unit terminal block 6, and the terminal block 6 is used to collect the circuit breaker status and control signals, and transmit them to the controller for processing, that is, the control unit has the circuit breaker switch input and output function; the debugging button 14 can set parameters, and can retrieve and switch the display data; the display panel 7 is used to display the processing results and debugging results; the control unit is also provided with an external communication interface, which is connected to the controller. The external communication interface can realize the remote communication function, using the RS485 communication interface and the standard Modbus protocol, and can upload the measurement information, switch status and relay action signal, contact temperature parameters, etc. to the background monitoring host to realize remote centralized management and monitoring; the control unit 5 can be installed on the door panel for easy viewing, debugging, and external control.

[0043] A panel is arranged at the front of the housing of the control unit 5. The display panel 7, the indicator light 13 and the debugging button 14 are arranged together on the panel of the control unit. The debugging button 14 can set parameters and operate the display panel.

[0044] In this embodiment, the controller of the control unit 5 directly receives the current, voltage, and temperature signals through the wiring harness connector, and receives the circuit breaker status and control signals collected by the terminal block 6, processes them through the controller PLC, and the display circuit sends them to the display panel for display;

[0045] In this embodiment, a heat dissipation hole 10 is further provided on one end of the main body 1 close to the primary plug 3 for reducing temperature rise, and multiple heat dissipation holes 10 can be set according to actual conditions; a phase partition 11 is provided between each wiring part on one side of the main body 1 for insulation protection, and multiple ones can be set according to actual conditions; a wiring harness connector adapter 12 is provided on the side of the main body 1 for connecting the main body 1 with the wiring harness connector 4.

[0046] The steps for implementing the above-mentioned intelligent combination plug-in are: the main body is fixed at the target position on the rear wall of the drawer, the primary cable or copper bus is connected to the primary terminal, the control unit is installed on the drawer panel, the main body is connected to the control unit with a wiring harness connector, and after the drawer is assembled, it is pushed into the drawer compartment, and the primary plug is connected to the vertical row.

[0047] The working principle of the above-mentioned intelligent combination plug-in is: after the main body is connected once, the mutual inductor in the integrated acquisition unit has induced current and voltage, the temperature sensor starts working, all induced measurement data are coupled to the intelligent collector through cables, the universal external wiring harness connector of the intelligent collector is connected to the controller, the controller receives the induced measurement data and processes it, the circuit breaker status and control signal are connected to the input end of the control unit terminal block, all the connected data are also processed by the controller, and the final processing result is displayed and controlled by the control unit panel.

[0048] Although the above describes the specific implementation methods of the utility model in combination with the accompanying drawings, it is not intended to limit the scope of protection of the utility model. Technical personnel in the relevant field should understand that on the basis of the technical solution of the utility model, various modifications or deformations that can be made by technical personnel in this field without creative work are still within the scope of protection of the utility model.

Claims

1. An intelligent combination plug-in, characterized in that: It includes a main body, an integrated acquisition unit and a control unit; The integrated acquisition unit is mounted on the body, and the control unit is connected to the integrated acquisition unit; The integrated acquisition unit comprises at least one primary plug, the primary plug is connected to a primary terminal, and a sensor and an intelligent collector are installed on the primary terminal.

2. The intelligent combination plug-in according to claim 1, characterized in that: A cavity is formed inside the body, and the primary plug is installed in the cavity.

3. The intelligent combination plug-in according to claim 2, characterized in that: One end of the primary plug is in a fork-shaped structure, and the other end is in a plane structure. The fork-shaped structure end extends out of one side of the body, and a convex wall adapted to the fork-shaped structure of the primary plug is formed on the side.

4. The intelligent combination plug-in according to claim 1, characterized in that: The primary terminal comprises a terminal portion and a copper column connected to the terminal portion.

5. The intelligent combination plug-in according to claim 4, characterized in that: The wiring portion is located outside the other opposite side of the body, and the copper column penetrates the body and is connected to the planar structure end of the primary plug.

6. The intelligent combination plug-in according to claim 5, characterized in that: The copper column is equipped with a sensor and an intelligent collector.

7. The intelligent combination plug-in according to claim 6, characterized in that: The intelligent collector is connected to the control unit via a wiring harness connector.

8. The intelligent combination plug-in according to claim 1, characterized in that: The control unit includes a housing and a controller inside the housing.

9. The intelligent combination plug-in according to claim 8, characterized in that: The controller is respectively connected with the terminal row at the rear of the shell, the display panel, the indicator light and the debugging button at the front of the shell.

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