CN104950745A

CN104950745A - AI (analog input) modules of DDC (direct digital controller) intelligent hardware

Info

Publication number: CN104950745A
Application number: CN201510299369.1A
Authority: CN
Inventors: 陈永吉; 时卉
Original assignee: TIANJIN SUOLONG ELECTRONIC TECHNOLOGY CO LTD
Current assignee: TIANJIN SUOLONG ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2015-06-04
Filing date: 2015-06-04
Publication date: 2015-09-30

Abstract

The invention provides AI (analog input) modules of DDC (direct digital controller) intelligent hardware. The AI modules are unequal in the quantity of AIs. The AI modules are connected with a plurality of CPU (central processing unit) modules and are in direct connection with I/O (input/output) ports of MCUs (microcontroller units) of the CPU modules through monitor point interfaces; the I/O ports of the MCUs are connected with four monitor points, namely AI, DI (digital input), AO (analog output) and DO (digital output), through the monitor point interfaces or connected with any one or two or three of the monitor points; power interfaces 1 and power interfaces 2 of the AI modules are the same in specification as the CPU modules, an AO module, an DI module, a DO module and a combination module of any of the monitor points and are the same in power polarity sequence as them. The AI modules have the advantages that man-hour and material resources are greatly saved for purchasing, production, sales, assembly, installation, operation and maintenance, the technical requirements on operators are lowered, the monitor points are convenient to change, application is flexible, practicality is high, and the AI modules are easy to standardize.

Description

The AI module of DDC Intelligent hardware

Technical field

The present invention relates to a kind of AI module of DDC Intelligent hardware, be usually used in the process of the analog input AI of the Systematical control of environment and equipment.

Background technology

Existing DDC controller is mostly integrated type structure, and as shown in Figure 1, 2, its control point (i.e. AI/DI/AO/DO) and microprocessor (MCU) are on one piece of PCB, and often kind of control point quantity is mostly fixing; Also have some to be through communication interface and to be connected with control point, this just causes address of programming in CPU module more, and procedure quantity greatly, is programmed loaded down with trivial details.The space that single control point occupies also has the technology in ZL200910245186.6 because can be promoted more greatly and not.Existing DDC does not mostly have man-machine interface or is not Intelligent interfaces, as Siemens Climatix product line, and universal serial RWD68, RWD68/CN, Honeywell UB Local Controller UB1211CH, UB2204CH, UB2221CH, UB4334SCH, Honeywell Excel 800 general purpose controller, and river gloomy FEC DDC controller, therefore, material consumption is more man-hour in actual application for market existing DDC controller, require high to personnel specialty, not easily standardization.

Summary of the invention

The object of this invention is to provide a kind of AI module of DDC Intelligent hardware, itself and the maximum difference of existing DDC controller be that this module is separated with the I/O of microprocessor in CPU module (MCU) and by control point, independently (or combining with DI/DO/AO) becomes module time, effectively significantly can save buying, produce, pre-sales, mid-sales and after-sales, assembling, install, run, maintenance etc. each link material in man-hour, and the requirement of related link practitioner professional skill can be reduced, and control point conversion is convenient, applying flexible, practical, be easy to the standardization of products, thus change the above-mentioned defect of existing controller.

For achieving the above object, the technical solution used in the present invention is to provide a kind of AI module of DDC Intelligent hardware, the AI of described DDC Intelligent hardware is connected on CPU module and Micro-processor MCV I/O, wherein: the AI module of described DDC Intelligent hardware has I/O access point, power supply 1 interface, power supply 2 interface, AI input end; The I/O of the control point interface of described I/O access point in CPU module and Micro-processor MCV leads directly to, the AI module of described DDC Intelligent hardware is multiple modules with the I/O access point that quantity does not wait, the multiple width of AI module is multiple with CPU module with thickness, multiple, that digital output DO module is multiple, analog output AO module is multiple and module that is four kinds of control point combination in any the is multiple width of digital quantity input DI module is identical respectively with thickness, and length is directly proportional to the quantity of control point on I/O access point; Power supply 1 interface on AI module is multiple is multiple with CPU module with power supply 2 interface, digital quantity input DI module is multiple, digital output DO module is multiple, analog output AO module is multiple and the multiple set power interface specification of module that is four kinds of control point combination in any is identical, and electric power polarity order arranges identical.

Effect of the present invention is:

1. this module is suitable for and comprises buying, store management, produces, semi-manufacture/finished product management, and pre-sales, mid-sales and after-sales, each links such as assembling, installation, operation, maintenance, significantly save material in man-hour, than existing market product raising efficiency 100-200 doubly.

2. reduce personnel specialty requirement, general junior school student can adapt to the link requirements such as production, assembling, installation, operation and maintenance.

3. be easy to form standardization.Taken into full account demand for control and the installation requirements of environment or equipment, control point redundancy is few, and extensibility is strong, not easily wrong line, is easy to form standardized production.

Accompanying drawing explanation

Fig. 1 is common DDC controller schematic diagram;

Fig. 2 is the DDC controller architecture schematic diagram be connected with control point through communication interface;

Fig. 3 is AI module of the present invention and CPU module connection diagram;

Fig. 4 is 2AI module diagram of the present invention;

Fig. 5 is 4AI module diagram of the present invention;

Fig. 6 is 8AI module diagram of the present invention.

In figure:

1, CPU module 2, control point interface 3, Micro-processor MCV 4, analog output AO

5, digital output DO 6, digital quantity input DI 7, power supply 1 interface

8, power supply 2 interface 9, analog input AI

Embodiment

By reference to the accompanying drawings the AI modular structure of DDC Intelligent hardware of the present invention is illustrated.

The present invention is according to the circuit structure principle of single-chip microcomputer, the I/O peripheral component of single-chip microcomputer is all separated as shown in figures 1 and 3 from CPU module, and independent one-tenth analog input AI9, digital quantity input DI6, analog output AO4, digital output DO5 control point module, or the composite module of these four kinds of control points, this just can according to equipment or environment to the difference of AI/DI/AO/DO control point demand, freely change control point quantity, and the programming in logic of control overflow according to controlled device, thus complete control procedure.

In hardware configuration, the present invention is by analog input AI9 module and CPU module, digital quantity input DI6 module, analog output AO4 module, the width of any amount category combinations module of digital output DO5 module and four kinds of control points and thickness unification are same size, length is determined according to the quantity of input and output, and power interface is set to two, and CPU module and analog input AI, digital quantity input DI, analog output AO, the power interface specification of the combination in any module of digital output DO module and four kinds of control points is identical, electric power polarity is identical, interface position is symmetrical, be convenient to easy-to-connect when multiple module uses quick.

The AI modular structure of DDC Intelligent hardware of the present invention is, the AI of described DDC Intelligent hardware is connected on CPU module and Micro-processor MCV I/O, and the AI module 1 of described DDC Intelligent hardware has I/O access point 4, power supply 1 interface 2, power supply 2 interface 3, AI input end 5; The I/O of the control point interface of described I/O access point 4 in CPU module and Micro-processor MCV leads directly to, the AI module 1 of described DDC Intelligent hardware is multiple modules with the I/O access point 4 that quantity does not wait, the width that AI module is more than 1 is multiple with CPU module with thickness, multiple, that digital output DO module is multiple, analog output AO module is multiple and module that is four kinds of control point combination in any the is multiple width of digital quantity input DI module is identical respectively with thickness, and length is directly proportional to the quantity of control point on I/O access point 4; Power supply 1 interface 2 in AI module more than 1 is multiple with CPU module with power supply 2 interface 3, digital quantity input DI module is multiple, digital output DO module is multiple, analog output AO module is multiple and the multiple set power interface specification of module that is four kinds of control point combination in any is identical, and electric power polarity order arranges identical.

The I/O of the control point interface of described I/O access point 4 in CPU module and Micro-processor MCV leads directly to, I/O access point 4 and AI module 1 one, input the module split of DI module, digital output DO module, analog output AO module and four kinds of control point combination in any with CPU module, digital quantity.

The AI module 1 of described DDC Intelligent hardware is multiple modules with the I/O access point 4 that quantity does not wait, the width that AI module is more than 1 is multiple with CPU module with thickness, multiple, that digital output DO module is multiple, analog output AO module is multiple and module that is four kinds of control point combination in any the is multiple width of digital quantity input DI module is identical respectively with thickness, and length is directly proportional to the quantity of control point on I/O access point 4.

Described AI module more than 1 power source 1 interface 2 is multiple with CPU module with power supply 2 interface 3, digital quantity input DI module is multiple, digital output DO module is multiple, analog output AO module is multiple and the multiple set power interface specification of module that is four kinds of control point combination in any is identical, and electric power polarity order arranges identical.

As shown in Fig. 4, Fig. 5, Fig. 6, AI module 1 is multiple modules with the I/O access point 4 that quantity does not wait, and its width and thickness are all identical, but length is determined by the control point quantity on I/O access point 4, i.e. the I/O quantity of Micro-processor MCV 3.

Embodiment 1 2AI structural representation, as shown in Figure 4.

Embodiment 2 4AI structural representation, as shown in Figure 5.

Embodiment 3 8AI structural representation, as shown in Figure 6.

Claims

1. the AI module of a DDC Intelligent hardware, on control point interface in CPU module of the AI model calling of described DDC Intelligent hardware and Micro-processor MCV, it is characterized in that: the AI module (1) of described DDC Intelligent hardware has I/O access point (4), power supply 1 interface (2), power supply 2 interface (3), AI input end (5); The I/O of the control point interface of described I/O access point (4) in CPU module and Micro-processor MCV leads directly to, the AI module (1) of described DDC Intelligent hardware is multiple modules with the I/O access point (4) that quantity does not wait, the multiple width of AI module (1) is multiple with CPU module with thickness, multiple, that digital output DO module is multiple, analog output AO module is multiple and module that is four kinds of control point combination in any the is multiple width of digital quantity input DI module is identical respectively with thickness, and the quantity that length goes up control point with I/O access point (4) is directly proportional; Power supply 1 interface (2) on AI module (1) is multiple is multiple with CPU module with power supply 2 interface (3), digital quantity input DI module is multiple, digital output DO module is multiple, analog output AO module is multiple and the multiple set power interface specification of module that is four kinds of control point combination in any is identical, and electric power polarity order arranges identical.

2. the AI module (1) of DDC Intelligent hardware according to claim 1, it is characterized in that: the I/O of the control point interface of described I/O access point (4) in CPU module and Micro-processor MCV leads directly to, I/O access point (4) and AI module (1) integrally, input the module split of DI module, digital output DO module, analog output AO module and four kinds of control point combination in any with CPU module, digital quantity.

3. the AI module (1) of DDC Intelligent hardware according to claim 1, it is characterized in that: the AI module (1) of described DDC Intelligent hardware is multiple modules with the I/O access point (4) that quantity does not wait, the multiple width of AI module (1) is multiple with CPU module with thickness, multiple, that digital output DO module is multiple, analog output AO module is multiple and module that is four kinds of control point combination in any the is multiple width of digital quantity input DI module is identical respectively with thickness, and the quantity that length goes up control point with I/O access point (4) is directly proportional.

4. the AI module (1) of DDC Intelligent hardware according to claim 1, it is characterized in that: described AI module (1) multiple power source 1 interface (2) is multiple with CPU module with power supply 2 interface (3), digital quantity input DI module is multiple, digital output DO module is multiple, analog output AO module is multiple and the multiple set power interface specification of module that is four kinds of control point combination in any is identical, and electric power polarity order arranges identical.