CN216204175U - Modular functional component centralized control system - Google Patents
Modular functional component centralized control system Download PDFInfo
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- CN216204175U CN216204175U CN202122446930.8U CN202122446930U CN216204175U CN 216204175 U CN216204175 U CN 216204175U CN 202122446930 U CN202122446930 U CN 202122446930U CN 216204175 U CN216204175 U CN 216204175U
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Abstract
The utility model discloses a modularized functional component centralized control system, which comprises: the system comprises an integrated controller, a control bus and a plurality of logic control modules; each logic control module is correspondingly connected with a functional component module in the air conditioning system; each logic control module is integrated with a program set for controlling the operation output of the corresponding functional component module; the integrated controller can send a control instruction through the control bus, and the plurality of logic control modules respectively obtain the control instruction from the control bus and call the corresponding program set according to the control instruction to control the corresponding functional component module to operate and output. The functional components in the air-conditioning system are modularized, so that the design degree of the functional components in the air-conditioning system is higher, the overall cost is lower, the design difficulty of air-conditioning equipment is reduced, and the field layout is simplified; the integrated controller can adjust the control logic of different functional component module combinations, so that the design of the control logic is simplified, and the efficiency of non-standard control is improved.
Description
Technical Field
The utility model relates to the technical field of air conditioning equipment control, in particular to a modular functional component centralized control system.
Background
In the related art, the current air conditioner uses a CPU or other controller to control the whole machine, and the controller in the current air conditioner integrates all functional components, such as: the controller is used for adjusting, operating and outputting functional components contained in the controller. The control points of the controller are multiple and complex, the controller has high control logic difficulty for the whole machine formed by combining different functional components, and errors are easy to occur in the aspect of design.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a modular feature centralized control system that solves one or more of the problems set forth in the prior art, and provides at least one useful alternative or creation.
The solution of the utility model for solving the technical problem is as follows: there is provided a modular feature centralized control system comprising: the system comprises an integrated controller, a control bus and a plurality of logic control modules;
each logic control module is correspondingly connected with a functional component module in the air conditioning system;
each logic control module is integrated with a program set for controlling the operation of the corresponding functional component module;
the centralized controller can send a control instruction through the control bus, and the plurality of logic control modules respectively acquire the control instruction from the control bus and call a corresponding program set according to the control instruction to control the corresponding functional component module to operate.
Further, the functional component module in the air conditioning system comprises: the system comprises a dehumidification function module, a frequency converter control blower function module, a heating function module, a humidification function module, a compressor operation function module, an electronic expansion valve operation function module and a condensation fan operation function module.
Further, the plurality of logic control modules comprises: the system comprises a first logic control module, a second logic control module, a third logic control module, a fourth logic control module and a fifth logic control module;
the input end of the first logic control module is connected with the control bus, the output end of the first logic control module is connected with the dehumidification function module,
the input end of the second logic control module is connected with the control bus, the output end of the second logic control module is connected with the frequency converter control blower function module,
the input end of the third logic control module is connected with the control bus, the output end of the third logic control module is connected with the heating function module,
the input end of the fourth logic control module is connected with the control bus, the output end of the fourth logic control module is connected with the humidifying function module,
the input end of the fifth logic control module is connected with the control bus, and the output end of the fifth logic control module is respectively connected with the compressor operation function module, the electronic expansion valve operation function module or the condensing fan function module.
Further, the control bus is an RS485 control bus.
Further, the communication protocol of the control bus is a MODBUS RTU protocol.
The utility model has the beneficial effects that: the logic control module is connected with a functional component module in the air conditioning system, and the functional component in the air conditioning system is modularized, so that the design degree of the functional component in the air conditioning system is higher, and the overall cost is lower; the centralized controller sends out control instructions, and each logic control instruction respectively acquires a corresponding control instruction from the control bus; the integrated controller can carry out control logic adjustment on different functional component module combinations by sending control instructions, so that the design of control logic is simplified, the efficiency of non-standard control is improved, the design difficulty of air conditioning equipment is reduced, and the field layout is simplified.
Drawings
Fig. 1 is a schematic diagram of a modular functional component centralized control system according to an embodiment of the present invention.
100. The integrated controller, 200, control bus, 300, first logic control module, 301, dehumidification function module, 310, second logic control module, 311, converter control forced draught blower function module, 320, third logic control module, 321, heating function module, 330, fourth logic control module, 331, humidification function module, 340, fifth logic control module, 341, off-premises station, 400, supply-air outlet, 410 new wind gap, 420, air exit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present invention, it should be noted that unless otherwise explicitly defined, terms such as arrangement, installation, connection and the like should be broadly understood, and those skilled in the art can reasonably determine the specific meanings of the terms in the present invention by combining the specific contents of the technical solutions.
It should be noted that although the functional modules are divided in the system diagram, in some cases, the functional modules may be divided differently from the modules in the system. The terms first, second and the like in the description and in the claims, and the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Referring to fig. 1, in some embodiments of the utility model, a modular feature centralized control system comprises: a centralized controller 100, a control bus 200, and several logical control modules. Each logic control module is correspondingly connected with a functional component module in the air conditioning system, namely, each functional component module in the air conditioning system has a corresponding logic control module, and each logic control module is connected with each corresponding functional component module. The logic control module is integrated with a program set for controlling the operation of the corresponding functional component module, that is, each logic control module is provided with a program set for controlling the operation of the corresponding functional component module in the air conditioning system. That is to say, the centralized controller 100 issues a control instruction through the control bus 200, the plurality of logic control modules respectively obtain the control instruction from the control bus 200, and the logic control modules call the corresponding program set according to the control instruction, and control the corresponding functional component module by using the corresponding program set, so that the functional component module can operate correspondingly. Compared with the prior art, the controller is not required to uniformly control all the functional component modules, and the functional components are modularized, so that the modularized design degree of the air conditioning equipment is higher, and the overall cost is lower; the controller does not need to control logic adjustment on the whole machine of different functional component module combinations, so that the design of logic control is simplified, the efficiency of non-standard control is improved, in addition, the design difficulty of the air conditioning equipment is reduced, and the layout is simplified.
Referring to fig. 1, in some embodiments of the present invention, an air conditioning system includes an outdoor unit 341, wherein the outdoor unit 341 refers to a casing assembly installed outdoors, and in these embodiments, a compressor operation function module, an electronic expansion valve operation function module, or a condensing fan operation function module is provided in the outdoor unit 341. In these embodiments, the functional component module of the air conditioning system further includes: a dehumidification function module 301, an inverter-controlled blower function module 311, a heating function module 321, and a humidification function module 331. The plurality of logic control modules comprise: a first logic control module 300, a second logic control module 310, a third logic control module 320, a fourth logic control module 330, and a fifth logic control module 340.
The first logic control module 300 refers to a circuit module that can receive instructions from the control bus 200 and control the dehumidification function module 301 to dehumidify the wind according to the instructions. The input end of the first logic control module 300 is connected with the control bus 200, and the output end of the first logic control module 300 is connected with the dehumidification function module 301. After the centralized controller 100 sends a dehumidification control instruction through the control bus 200, the first logic control module 300 obtains the dehumidification control instruction from the control bus 200, and according to the dehumidification control instruction, the first logic control module 300 controls the operation of the dehumidification function module 301 to reduce the humidity of the wind;
the second logic control module 310 refers to a circuit module that can receive instructions from the control bus 200 and control the frequency converter control blower function module 311 to adjust the air volume according to the instructions. The input end of the second logic control module 310 is connected to the control bus 200, and the output end of the second logic control module 310 is connected to the frequency converter control blower function module 311. After the centralized controller 100 issues the air volume increasing control instruction through the control bus 200, the second logic control module 310 obtains the air volume increasing control instruction from the control bus 200, and according to the air volume increasing control instruction, the second logic control module 310 controls the frequency converter to control the operation of the blower function module 311, so as to increase the air volume;
the third logic control module 320 refers to a circuit module that can receive instructions from the control bus 200 and control the heating function module 321 to heat the wind according to the instructions. The input end of the third logic control module 320 is connected with the control bus 200, and the output end of the third logic control module 320 is connected with the heating function module 321. After the centralized controller 100 issues the temperature-raising control instruction through the control bus 200, the third logic control module 320 obtains the temperature-raising control instruction from the control bus 200, and according to the temperature-raising control instruction, the third logic control module 320 controls the operation of the heating function module 321 to increase the wind temperature;
the fourth logic control module 330 refers to a circuit module that can receive instructions from the control bus 200 and control the humidifying function module 331 to humidify the wind according to the instructions. The input end of the fourth logic control module 330 is connected to the control bus 200, and the output end of the fourth logic control module 330 is connected to the humidification function module 331. After the integrated controller 100 issues the humidity increase control instruction through the control bus 200, the fourth logic control module 330 obtains the humidity increase control instruction from the control bus 200, and according to the humidity increase control instruction, the fourth logic control module 330 controls the operation of the humidification function module 331 to increase the humidity of the wind;
the fifth logic control module 340 may receive a command from the control bus 200 and control the compressor operation function module, the electronic expansion valve operation function module or the condensing fan operation function module according to the command. The input end of the fifth logic control module 340 is connected to the control bus 200, and the output end of the fifth logic control module 340 is connected to the compressor operation function module, the electronic expansion valve operation function module or the condensing fan function module, respectively.
Specifically, when the centralized controller 100 issues a control instruction to control the operation function module of the compressor, after the fifth logic control module 340 obtains the control instruction from the control bus 200, according to the control instruction, the fifth logic control module 340 controls the operation of the operation function module of the compressor, so as to change the rotation speed or frequency of the compressor;
when the integrated controller 100 issues a control instruction to control the operation function module of the electronic expansion valve, after the fifth logic control module 340 obtains the control instruction from the control bus 200, according to the control instruction, the fifth logic control module 340 controls the operation function module of the electronic expansion valve to operate, so as to realize the change of the opening degree of the electronic expansion valve;
when the centralized controller 100 issues a control instruction to control the operation function module of the condensing fan, after the fifth logic control module 340 obtains the control instruction from the control bus 200, according to the control instruction, the fifth logic control module 340 controls the operation of the operation function module of the condensing fan, so as to realize the change of the opening degree of the electronic expansion valve.
Different instructions are issued by the integrated controller 100, the corresponding logic control module can control the corresponding functional components to operate, the design difficulty of the air conditioning equipment program can be effectively reduced by modularizing the functional components, and the field wiring is simplified.
It should be noted that the modules shown in fig. 1 may include more or less components than those shown, and in this embodiment, they are not listed.
It can be understood by those skilled in the art that, in the case of overall control of different combinations of functional modules, the centralized controller 100 only needs to issue different control commands. For example, the centralized controller 100 issues an air volume increase control instruction and an air humidity increase control instruction, the second logic control module 310 obtains the air volume increase control instruction through the control bus 200, and the second logic control module 310 controls the frequency converter to control the blower function module 311 to increase the operating power; the fourth logic control module 330 obtains an air humidity increasing control instruction through the control bus 200, and the fourth logic control module 330 controls the humidification function module 331 to increase the operation power, so that the output air supply outlet has large air volume and high humidity. The integrated controller 100 can adjust the control logic of different functional component module combinations by sending control instructions, so that the design of the control logic is simplified, and the efficiency of non-standard control is improved.
Referring to fig. 1, in some embodiments of the present invention, an RS485 bus is adopted as the control bus 200 of the present invention for the control bus 200, the centralized controller 100 is connected to the control bus 200, the centralized controller 100 issues a control command through the control bus 200, the control bus 200 is connected to input ends of the first logic control module 300, the second logic control module 310, the third logic control module 320, the fourth logic control module 330, and the fifth logic control module 340, and the logic control modules collectively obtain corresponding control commands from the control bus 200. The centralized controller 100 issues the control instruction through the control bus 200, so that the workload of the centralized controller 100 is reduced, the design of control logic is simplified, and the design difficulty is reduced.
In some embodiments, the centralized controller 100 may further integrate other functions, specifically: the centralized controller 100 can issue a command through the control bus 200, acquire the operation information of the functional component module through the control bus 200, read the operation parameters of the functional component module, and issue an instruction to adjust the operation output of the functional component module by acquiring or reading the operation information or parameters of the functional component module in real time. For example: when the integrated controller 100 detects that the humidity of the humidification function module 331 is too high, a control instruction is issued through the control bus 200, the first logic control module 300 receives the control instruction, and controls the dehumidification function module 301 to increase the operating power for dehumidification; or, the fourth logic control module 330 receives the control instruction, and controls the humidification function module 331 to reduce the output power and reduce the humidity.
In some embodiments of the present invention, the communication protocol of control bus 200 is the MODBUS RTU protocol. When the centralized controller 100 issues a control instruction, the control bus 200 transmits the control instruction by using a MODBUS RTU protocol.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model and its scope is defined by the claims appended hereto.
Claims (5)
1. A modular feature centralized control system, comprising:
the system comprises an integrated controller, a control bus and a plurality of logic control modules;
each logic control module is correspondingly connected with a functional component module in the air conditioning system;
each logic control module is integrated with a program set for controlling the operation of the corresponding functional component module;
the centralized controller can send a control instruction through the control bus, and the plurality of logic control modules respectively acquire the control instruction from the control bus and call a corresponding program set according to the control instruction to control the corresponding functional component module to operate.
2. The system of claim 1, wherein the functional component module in the air conditioning system comprises: the system comprises a dehumidification function module, a frequency converter control blower function module, a heating function module, a humidification function module, a compressor operation function module, an electronic expansion valve operation function module and a condensation fan operation function module.
3. The system of claim 2, wherein the plurality of logic control modules comprises: the system comprises a first logic control module, a second logic control module, a third logic control module, a fourth logic control module and a fifth logic control module;
the input end of the first logic control module is connected with the control bus, the output end of the first logic control module is connected with the dehumidification function module,
the input end of the second logic control module is connected with the control bus, the output end of the second logic control module is connected with the frequency converter control blower function module,
the input end of the third logic control module is connected with the control bus, the output end of the third logic control module is connected with the heating function module,
the input end of the fourth logic control module is connected with the control bus, the output end of the fourth logic control module is connected with the humidifying function module,
the input end of the fifth logic control module is connected with the control bus, and the output end of the fifth logic control module is respectively connected with the compressor operation function module, the electronic expansion valve operation function module or the condensing fan function module.
4. The system of claim 1, wherein the control bus is an RS485 control bus.
5. A modular functional unit centralized control system according to any one of claims 1 to 4, characterized in that the communication protocol of the control bus is MODBUS RTU protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122446930.8U CN216204175U (en) | 2021-10-11 | 2021-10-11 | Modular functional component centralized control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122446930.8U CN216204175U (en) | 2021-10-11 | 2021-10-11 | Modular functional component centralized control system |
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| CN216204175U true CN216204175U (en) | 2022-04-05 |
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