An intelligent primary plug-in measurement mechanism and measurement method based on a complete set of low-voltage cabinets

Abstract

The present invention relates to the field of plug-in of low-voltage cabinets, and discloses an intelligent primary plug-in measuring mechanism and a measuring method based on a complete set of low-voltage cabinets, wherein the intelligent primary plug-in measuring mechanism comprises a contact protection shell, a plurality of contact sheet modules arranged in the contact protection shell, and a plurality of copper bars connected to the plurality of contact sheet modules, wherein an outer shell is arranged at the end of the contact protection shell, an inner shell is clamped inside the outer shell, a measuring circuit board is fixed inside the inner shell, and the measuring circuit board is electrically connected to the plurality of contact sheet modules or the plurality of copper bars. The present invention arranges an outer shell at the end of the contact protection shell, fixes the outer shell to the original contact protection shell, and fixes the measuring circuit board by the inner shell arranged in the outer shell, and can perform environmental parameter measurement and electrical parameter measurement through the measuring circuit board, thereby solving the problem that the existing primary plug-in structure has few functions and cannot realize signal measurement.

Description

Technical Field

[0001] The invention relates to the field of plug-ins for low-voltage cabinets, and in particular to an intelligent primary plug-in measuring mechanism and a measuring method based on a complete set of low-voltage cabinets. Background Art

[0002] Low voltage cabinet is a combined high and low voltage switch cabinet assembled with standard modules. Low voltage cabinet is used for power generation, transmission, distribution, power conversion and control of power consumption equipment. The circuit structure in the low voltage cabinet is mainly electrically connected through a primary plug-in.

[0003] The primary plug-in structure of the existing low-voltage cabinet mainly includes a contact protection shell 1, a plurality of contact sheet modules 2 arranged in the contact protection shell 1, and a plurality of copper bars 4 connected to the plurality of contact sheet modules 2; the connection points of the plurality of contact sheet modules 2 and the plurality of copper bars 4 are respectively arranged on the contact fixing modules 5, and the contact fixing modules 5 are provided with two fixing pins 3, which penetrate the contact fixing modules 5 and are located on both sides of the copper bars to fix the copper bars; the plurality of copper bars are respectively provided with screws 6, and arc isolation plates 7 are respectively provided between the plurality of copper bars, see Figure 1 , Figure 2 , Figure 3 .

[0004] However, the primary plug-in structure of the existing low-voltage cabinet is usually a simple mechanical hoe plug-in structure, which can only be mechanically plugged in, has few functions that can be realized, and cannot realize functions such as signal measurement. Summary of the invention

[0005] The present invention aims to provide an intelligent primary plug-in measurement mechanism and a measurement method based on a complete set of low-voltage cabinets, so as to solve the problem that the primary plug-in structure of the low-voltage cabinet in the prior art cannot realize parameter measurement.

[0006] In order to achieve the above-mentioned object, the present invention provides an intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets, comprising a contact protection shell, a plurality of contact sheet modules arranged in the contact protection shell, and a plurality of copper bars connected to the plurality of contact sheet modules, wherein an outer shell is arranged at the end of the contact protection shell, an inner shell is clamped inside the outer shell, a measuring circuit board is fixedly arranged inside the inner shell, and the measuring circuit board is electrically connected to the plurality of contact sheet modules or the plurality of copper bars;

[0007] The measuring circuit board is provided with an environmental parameter acquisition module, an electrical parameter acquisition module, a power supply module and a main controller; the environmental parameter acquisition module, the electrical parameter acquisition module and the power supply module are electrically connected to the main controller respectively.

[0008] According to the intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement. A contact fixing module is provided at the connection between the contact sheet module and the copper busbar. Two fixing pins are provided on the contact fixing module. The two fixing pins penetrate the contact fixing module to fix the copper busbar.

[0009] According to the intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement, in which a plurality of square through holes are respectively provided on the outer shell, the inner shell and the measuring circuit board, and the ends of the copper busbars pass through the through holes on the measuring circuit board, the inner shell and the outer shell in sequence.

[0010] According to the intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement in that the end of the copper busbar passing through the housing is provided with a screw, and arc isolation plates are provided between the copper busbars.

[0011] According to the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement, the environmental parameter acquisition module includes a temperature and humidity sensor, a photosensor, and an environmental parameter collector electrically connected to the temperature and humidity sensor and the photosensor; the electrical parameter acquisition module includes a mutual inductor, and an electrical parameter collector electrically connected to the mutual inductor.

[0012] According to the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement, the environmental parameter acquisition module includes a temperature and humidity sensor, a photosensor, and an environmental parameter collector electrically connected to the temperature and humidity sensor and the photosensor; the electrical parameter acquisition module includes a mutual inductor, and an electrical parameter collector electrically connected to the mutual inductor.

[0013] According to the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement, in which the temperature and humidity sensor, the photosensor, and the mutual inductor are respectively arranged on the contact piece module or the copper busbar.

[0014] According to the intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement in that a memory and a communication module are also provided on the measuring circuit board, and the memory and the communication module are electrically connected to the main controller.

[0015] According to the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets of the present invention, there is a further improvement, wherein the communication module includes a wired communication module and / or a wireless communication module.

[0016] According to the intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets of the present invention, the present invention provides a measuring method of the intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets, comprising the following steps:

[0017] (1) Collecting environmental parameters and electrical parameters through the environmental parameter collection module and the electrical parameter collection module;

[0018] (2) transmitting the environmental parameter collection data to the environmental parameter collector for analog-to-digital conversion, and transmitting the electrical parameter collection data to the electrical parameter collector for analog-to-digital conversion;

[0019] (3) The analog-to-digital conversion result is transmitted to the main controller, and the main controller controls the wired communication module or the wireless communication module to transmit it to the detection terminal.

[0020] Beneficial effects of the present invention: The present invention arranges an outer shell at the end of the contact protection shell, fixes the outer shell and the original contact protection shell to each other, and fixes the measuring circuit board through an inner shell arranged in the outer shell. The environmental parameter measurement and electrical parameter measurement can be performed through the measuring circuit board, thereby solving the problem that the existing one-time plug-in structure has fewer functions and cannot realize signal measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a general structural diagram of a primary plug-in structure in the prior art;

[0022] Figure 2 It is a structural diagram of a primary plug-in structure in the prior art;

[0023] Figure 3 It is a structural explosion diagram of a plug-in structure in the prior art;

[0024] Figure 4 It is a general structural diagram of the intelligent primary plug-in measuring mechanism in the present invention;

[0025] Figure 5 It is a structural schematic diagram of the intelligent primary plug-in measuring mechanism in the present invention;

[0026] Figure 6 It is a structural exploded diagram of the intelligent primary plug-in measuring mechanism in the present invention;

[0027] Figure 7 It is a circuit diagram of the measuring circuit board in the present invention;

[0028] Figure 8 It is a work flow chart of the measuring method in the present invention;

[0029] Reference numerals:

[0030] 1-contact protection shell; 2-contact sheet module; 3-fixing pin; 4-copper busbar; 5-contact fixing module; 6-screw; 7-arc isolation plate; 8-measurement circuit board; 9-inner shell; 10-outer shell; 11-through hole. DETAILED DESCRIPTION

[0031] The following is a description of the implementation of the present invention by means of specific embodiments. Those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

[0032] Please refer to the attached drawings. It should be noted that the structures, proportions, sizes, etc. illustrated in the attached drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present invention, so they have no substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size should still fall within the scope of the technical content disclosed by the present invention without affecting the effects and purposes that can be achieved by the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present invention. The change or adjustment of their relative relationship should also be regarded as the scope of the implementation of the present invention without substantially changing the technical content.

[0033] See also Figure 4 , Figure 5 , Figure 6 The present invention provides an intelligent primary plug-in structure based on a complete set of low-voltage cabinets, including a contact protection shell 1, a plurality of contact sheet modules 2 arranged in the contact protection shell 1, and a plurality of copper bars 4 connected to the plurality of contact sheet modules 2. An outer shell 10 is arranged at the end of the contact protection shell 1, an inner shell 9 is clamped inside the outer shell 10, and a measuring circuit board 8 is fixedly arranged inside the inner shell 9, and the measuring circuit board 8 is electrically connected to the plurality of contact sheet modules 2 or the plurality of copper bars 4; wherein the contact sheet module 2 and the copper bar 4 are both three-phase settings, namely, phase A, phase B, and phase C.

[0034] In the present invention, an outer shell 10 is provided at the end of the contact protection shell 1, the outer shell 10 and the original contact protection shell 1 are fixed to each other, and the measuring circuit board 9 is fixed by the inner shell 9 provided in the outer shell 10, so that environmental parameter measurement and electrical parameter measurement can be performed through the measuring circuit board 8, thereby solving the problem that the existing one-time plug-in structure has few functions and cannot realize parameter measurement.

[0035] A contact fixing module 5 is fixedly provided at the connection between the contact sheet module 2 and the copper busbar 4 . Two fixing pins 3 are provided on the contact fixing module 5 . The two fixing pins 3 penetrate the contact fixing module 5 to fix the copper busbar 4 .

[0036] Among them, a plurality of square through holes 11 are respectively provided on the outer shell 10, the inner shell 9 and the measuring circuit board 8, and the ends of the copper busbar 4 pass through the measuring circuit board 8, the inner shell 9 and the through holes 11 on the outer shell 10 in sequence; the measuring circuit board 8, the inner shell 9 and the outer shell 10 can be preliminarily fixed by the copper busbar 4, which will not affect the normal operation of the copper busbar 4, and it is convenient for the measuring circuit board 8 to be electrically connected to the contact sheet module 2 or the copper busbar 4 to realize electrical parameter measurement.

[0037] The end of the copper busbar 4 is provided with a screw 6 ; the housing 10 can be fixed again by the screw 6 to prevent the housing 10 from loosening or falling off.

[0038] Among them, arc isolation plates 7 are arranged between the copper bars 4. By arranging the arc isolation plates 7 between the copper bars 4, it is possible to prevent mutual interference of electrical signals between the copper bars 4 and prevent short circuit.

[0039] In the present invention, the square through holes 11 are provided on the inner shell 9 and the outer shell 10, so that the ends of the copper bars 4 can pass through respectively, which will not affect the normal operation of the copper bars 4; and the copper bars 4 are provided between them to prevent mutual interference between the multiple copper bars 4.

[0040] See also Figure 7 The measuring circuit board 8 is provided with an environmental parameter acquisition module, an electrical parameter acquisition module, a power module, a memory, a main controller and a communication module; the environmental parameter acquisition module, the electrical parameter acquisition module, the memory, the communication module and the power module are electrically connected to the main controller respectively.

[0041] Among them, the environmental parameter acquisition module includes a temperature and humidity sensor, a photosensor, and an environmental parameter collector electrically connected to the temperature and humidity sensor and the photosensor; the electrical parameter acquisition module includes a mutual inductor and an electrical parameter collector electrically connected to the mutual inductor.

[0042] The temperature and humidity sensor, the photosensor, and the mutual inductor are respectively arranged on the contact piece module 2 or the copper bus 4; and the communication module includes a wired communication module and / or a wireless communication module.

[0043] Specifically, the present invention provides a measurement method based on an intelligent primary plug-in measurement mechanism of a complete set of low-voltage cabinets. The measurement method is implemented based on the intelligent primary plug-in measurement mechanism. Figure 8 , including the following steps:

[0044] (1) Collecting environmental parameters and electrical parameters through the environmental parameter collection module and the electrical parameter collection module;

[0045] (2) transmitting the environmental parameter signal to the environmental parameter collector for analog-to-digital conversion, and transmitting the electrical parameter signal to the electrical parameter collector for analog-to-digital conversion;

[0046] (3) The analog-to-digital conversion result is transmitted to the main controller, and the main controller controls the wired communication module or the wireless communication module to transmit it to the detection terminal.

[0047] Specifically, by respectively arranging temperature and humidity sensors and photosensors on the A-phase, B-phase, and C-phase contact sheet modules 2 or copper busbars 4, they are used to collect environmental parameter signals of the A-phase, B-phase, and C-phase contact sheet modules 2 or copper busbars 4, and transmitting the environmental parameter signals to the environmental parameter collector for analog-to-digital conversion, and converting the environmental parameter signals into digital signals and transmitting them to the controller; at the same time, by respectively arranging mutual inductors (voltage mutual inductors or current mutual inductors) on the A-phase, B-phase, and C-phase contact sheet modules 2 or copper busbars 4, they are used to collect electrical signals of the A-phase, B-phase, and C-phase contact sheet modules 2 or copper busbars 4, and transmitting the electrical signals to the electrical parameter collector for analog-to-digital conversion, and converting the electrical signals into digital signals and transmitting them to the controller (i.e., realizing the corresponding functions of the electric meter); the controller controls the wireless communication module or the wired communication module to communicate and transmit the collected environmental parameter signals and electrical parameter signals to the detection terminal, so as to realize real-time monitoring of the signals.

[0048] The power module converts the electrical signals of the A-phase, B-phase, and C-phase contact sheet modules 2 or the copper busbar 4 to supply power to the main controller.

[0049] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed by the present invention shall still be covered by the claims of the present invention.

Claims

1. An intelligent primary plug-in measuring mechanism based on a complete set of low-voltage cabinets, comprising a contact protection shell (1), a plurality of contact sheet modules (2) arranged in the contact protection shell (1), and a plurality of copper bars (4) connected to the plurality of contact sheet modules (2), characterized in that: The contact protection shell (1) is provided with an outer shell (10) at the end thereof, an inner shell (9) is clamped inside the outer shell (10), a measuring circuit board (8) is fixedly provided inside the inner shell (9), and the measuring circuit board (8) is electrically connected to the multiple contact sheet modules (2) or the multiple copper bars (4); an environmental parameter acquisition module, an electrical parameter acquisition module, a power supply module and a main controller are provided on the measuring circuit board (8); the environmental parameter acquisition module, the electrical parameter acquisition module and the power supply module are electrically connected to the main controller respectively; the main controller is used to control the wireless communication module or the wired communication module to transmit the collected environmental parameter signals and electrical parameter signals to the detection terminal to realize real-time monitoring of the signals; the electrical signals of the A-phase, B-phase and C-phase contact sheet modules 2 or the copper bars 4 are converted by the power supply module to supply power to the main controller; The outer shell (10), the inner shell (9) and the measuring circuit board (8) are respectively provided with a plurality of square through holes (11), and the ends of the copper busbar (4) sequentially penetrate the through holes (11) on the measuring circuit board (8), the inner shell (9) and the outer shell (10); the environmental parameter acquisition module comprises a temperature and humidity sensor, a photosensor, and an environmental parameter collector electrically connected to the temperature and humidity sensor and the photosensor; the electrical parameter acquisition module comprises a mutual inductor and an electrical parameter collector electrically connected to the mutual inductor; The temperature and humidity sensor, the photosensor, and the mutual inductor are respectively arranged on the contact sheet module (2) or the copper busbar (4); the temperature and humidity sensor and the photosensor are respectively arranged on the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4), and are used to collect environmental parameter signals of the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4), and transmit the environmental parameter signals to the environmental parameter collector for analog-to-digital conversion, and convert the environmental parameter signals from analog-to-digital to digital signals and transmit them to the controller; the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4) are respectively arranged with mutual inductors, and are used to collect electrical signals of the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4), and transmit the electrical signals to the electrical parameter collector for analog-to-digital conversion, and convert the electrical signals into digital signals and transmit them to the main controller.

2. According to claim 1, an intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets is characterized in that: A contact fixing module (5) is provided at the connection between the contact sheet module (2) and the copper busbar (4), and two fixing pins (3) are provided on the contact fixing module (5). The two fixing pins (3) penetrate the contact fixing module (5) to fix the copper busbar (4).

3. According to claim 1, the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets is characterized in that: The end of the copper busbar (4) passing through the housing (10) is provided with a screw (6), and arc isolation plates (7) are provided between the copper busbars (4).

4. According to claim 1, the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets is characterized in that: The measuring circuit board (8) is also provided with a memory and a communication module, and the memory and the communication module are electrically connected to the main controller.

5. According to claim 4, the intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets is characterized in that: The communication module includes a wired communication module and / or a wireless communication module.

6. A measurement method for an intelligent primary plug-in measurement mechanism based on a complete set of low-voltage cabinets, the measurement method being implemented based on the intelligent primary plug-in measurement mechanism described in any one of claims 1 to 5, comprising the following steps: (1) Collecting environmental parameters and electrical parameters through the environmental parameter collection module and the electrical parameter collection module; (2) transmitting the environmental parameter collection data to the environmental parameter collector for analog-to-digital conversion, and transmitting the electrical parameter collection data to the electrical parameter collector for analog-to-digital conversion; (3) The analog-to-digital conversion result is transmitted to the main controller, and the main controller controls the wired communication module or the wireless communication module to transmit it to the detection terminal; The main controller controls the wireless communication module or the wired communication module to transmit the collected environmental parameter signals and electrical parameter signals to the detection terminal to realize real-time monitoring of the signals; the power module converts the electrical signals of the A-phase, B-phase, and C-phase contact sheet modules 2 or the copper busbar 4 to supply power to the main controller; the temperature and humidity sensors and photosensors respectively arranged on the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4) are used to collect the environmental parameter signals of the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4), and transmit the environmental parameter signals to the environmental parameter collector for analog-to-digital conversion, and convert the environmental parameter signals into digital signals to transmit to the controller; the mutual inductors respectively arranged on the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4) are used to collect the electrical signals of the A-phase, B-phase, and C-phase contact sheet modules (2) or the copper busbar (4), and transmit the electrical signals to the electrical parameter collector for analog-to-digital conversion, and convert the electrical signals into digital signals to transmit to the main controller.

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