Controller interface peripheral expander

Abstract

The utility model relates to a controller interface peripheral expander, comprising a processor and an expansion housing, the processor is installed in the expansion housing, the processor is electrically connected with an interface module, the processor is connected with a power supply module, the power supply module is electrically connected with the interface module, and the processor is also electrically connected with an analog quantity output module. The interface module and the analog quantity output module are arranged on the expansion shell; the interface module adopts a 485 interface module, and the power supply module converts 12V voltage into 3.3 V voltage and supplies power to the processor and the interface module. The 485 interface module comprises matched resistors and a control circuit, the matched resistors are respectively connected to 485 connecting ports of the controller, and the matched resistors are also connected to the connecting ends of the controller and the processor. According to the utility model, the expansibility and flexibility of the system are improved, the compatibility and interchangeability of the system are enhanced, and stable power input and communication interfaces are provided.

Description

Technical Field

[0001] The utility model relates to a peripheral expansion technology for a hydraulic support controller, in particular to a controller interface peripheral expander. Background Art

[0002] As coal mines develop intelligent systems, the number of sensor types is increasing. Existing hydraulic support control systems have limited controller peripheral interfaces, which cannot meet the growing demand for sensor access. This limits the system's scalability and flexibility. To address this issue, a device that can expand the controller's peripheral interfaces is needed. Summary of the Invention

[0003] In view of this, the purpose of the present invention is to provide a controller interface peripheral expander to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the technical solutions adopted are as follows:

[0005] A controller interface peripheral expander includes a processor and an expansion shell. The processor is installed in the expansion shell. The processor is electrically connected to an interface module. The processor is connected to a power module. The power module is electrically connected to the interface module. The processor is also electrically connected to an analog output module. The interface module and the analog output module are installed in the expansion shell.

[0006] As a further improvement of the present invention, the interface module adopts a 485 interface module, and the power module converts the 12V voltage into a 3.3V voltage and supplies power to the processor and the interface module.

[0007] As a further improvement of the present invention, three groups of interface modules are installed on the extension housing.

[0008] As a further improvement of the present invention, the 485 interface module includes a matching resistor and a control circuit. The 485 ports of the controller are respectively connected to the matching resistors, and the access terminals of the controller and the processor are also connected to the matching resistors.

[0009] The beneficial effects of the utility model are:

[0010] The utility model can increase the access capability of analog sensors and 485 communication sensors, improve the scalability and flexibility of the system, enhance the compatibility and interchangeability of the system, and provide a stable power input and communication interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings, which constitute part of this application, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 It is a structural diagram of the utility model;

[0013] Figure 2 This is the circuit diagram of the 485 interface module in this utility model. DETAILED DESCRIPTION

[0014] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0015] In order to enable those skilled in the art to better understand the present invention, the following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts should fall within the scope of protection of this application.

[0016] Please refer to Figure 1-2 A controller interface peripheral expander includes a processor 1 and an extension shell 2. The processor 1 is installed in the extension shell 2. The processor 1 is electrically connected to the interface module 3. The processor 1 is connected to the power module 4. The power module 4 is electrically connected to the interface module 3. The processor 1 is also electrically connected to the analog output module 5. The interface module 3 and the analog output module 5 are installed on the extension shell 2. Three groups of interface modules 3 are installed on the extension shell 2.

[0017] The interface module 3 uses a 485 interface module 3 , and the power module 4 converts a 12V voltage into a 3.3V voltage and provides power to the processor 1 and the interface module 3 .

[0018] The 485 interface module 3 includes a matching resistor and a control circuit. The 485 ports of the controller are connected to the matching resistors, and the ports between the controller and the processor 1 are also connected to the matching resistors.

[0019] It can increase the access capability of analog sensors and 485 communication sensors, improve the scalability and flexibility of the system, enhance the compatibility and interchangeability of the system, and provide stable power input and communication interface.

[0020] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A controller interface peripheral expander, comprising a processor and an expansion housing, characterized in that: The processor is installed in the extended shell, the processor is electrically connected to the interface module, the processor is connected to the power module, the power module is electrically connected to the interface module, and the processor is also electrically connected to the analog output module. The interface module and the analog output module are installed on the extended shell.

2. The controller interface peripheral expander according to claim 1, characterized in that: The interface module uses a 485 interface module, and the power module converts 12V voltage into 3.3V voltage and supplies power to the processor and interface module.

3. The controller interface peripheral expander according to claim 1, characterized in that: Three groups of interface modules are installed on the expansion shell.

4. The controller interface peripheral expander according to claim 1, characterized in that: The 485 interface module includes a matching resistor and a control circuit. The matching resistors are connected to the 485 ports of the controller, and the access ports of the controller and the processor are also connected to the matching resistors.

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