Central air conditioner control device

Abstract

The utility model discloses a central air conditioner control device, and relates to the technical field of central air conditioners. The CPU and the memory bank are externally connected with a user interface through an Ethernet interface, the user interface directly accesses a background interface program through a browser to achieve parameter modification and data browsing, the memory bank can achieve the purpose of command rewriting, a protocol is arranged in the CPU through a JAVA programming tool and a PID algorithm, data collection can be conducted on a panel, and the data collection efficiency is improved. Data are optimized, filtered and standardized, and data forwarding of upper software and a third-party system is realized, so that the purposes of visualization, quantizability and the like of the air conditioner panel data are achieved, indoor and outdoor environment parameters are monitored in real time, the air conditioner system is ensured to operate in an optimal state, the operation state of the air conditioner system is adjusted in an energy-saving and intelligent manner, and the air conditioner panel is high in practicability. The user comfort is improved, the user operation is simplified, and a visual user interface is provided.

Description

Technical Field

[0001] The utility model relates to the technical field of central air-conditioning, in particular to a central air-conditioning control device. Background Art

[0002] The air conditioning control panel is a panel where users can indirectly control the air conditioning mechanism to realize various functions of the air conditioning. For example, the control panel of a car air conditioning has function selection buttons, temperature buttons, air adjustment buttons, rear window defrost buttons, etc.

[0003] There are different models of air conditioning panels on the market. Since different manufacturers use different ports, different protocols, and different data formats, data collection is difficult. There is limited information on protocol development, and the development time is long, making it impossible to effectively collect data. For this reason, we propose a central air conditioning control device. Utility Model Content

[0004] The purpose of the present invention is to solve the problems mentioned in the above background technology, and the present invention provides a central air-conditioning control device.

[0005] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0006] A central air-conditioning control device, comprising:

[0007] protective shell;

[0008] An integrated mechanism comprising a circuit board body, a CPU mounted on the upper end of the circuit board body, a memory module mounted on the lower end of the circuit board body, an Ethernet interface mounted on the right side of the rear end of the circuit board body, a fully isolated RS interface mounted on the front end of the circuit board body, and a wiring port mounted on the left side of the rear end of the circuit board body;

[0009] A fixing plate is installed at the lower part of both sides of the protective shell;

[0010] The sealing plate is detachably mounted on the upper end of the protective shell.

[0011] Furthermore, the CPU has a built-in data processing unit, an algorithm unit and a rule unit.

[0012] Furthermore, the data processing unit is responsible for collecting data transmitted by the sensor module, the algorithm unit calculates the optimal operating state of the air-conditioning system according to the data, and the rule unit generates control instructions according to the algorithm results.

[0013] Furthermore, the memory stick is Nand-f l ash.

[0014] Furthermore, two fully isolated RS485 interfaces are provided.

[0015] Furthermore, the Ethernet interface is a 100M / 10M Ethernet interface.

[0016] Furthermore, a plurality of indicator lights are provided on the sealing plate.

[0017] The beneficial effects of the utility model are as follows:

[0018] The CPU and memory stick of the utility model are connected to the user interface through the Ethernet interface. The user interface directly accesses the background interface program through the browser to realize parameter modification and data browsing. The memory stick can realize the purpose of command rewriting. The protocol is placed in the CPU through the JAVA programming tool and the PID algorithm, and data can be collected from the panel, optimized and filtered, and standardized. Data forwarding to the upper-level software and third-party systems is realized, thereby achieving the purpose of visualization and quantification of air-conditioning panel data. Under the action of the Ethernet interface, the local area network connection can transmit data to the CPU in the form of network cable communication. The internal data processing unit is responsible for collecting data transmitted by the sensor module, the algorithm unit calculates the optimal operating state of the air-conditioning system based on the data, and the rule unit generates control instructions based on the algorithm results, monitors indoor and outdoor environmental parameters in real time, ensures that the air-conditioning system operates in the optimal state, achieves energy saving, intelligently adjusts the operating state of the air-conditioning system, improves user comfort, simplifies user operation, and provides an intuitive user interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0020] Figure 2 It is a front view of the utility model;

[0021] Figure 3 It is a three-dimensional schematic diagram of the integrated mechanism in the utility model;

[0022] Figure 4 It is a working block diagram of the CPU in the utility model;

[0023] Figure 5 It is a three-dimensional schematic diagram of the positional relationship between the protective shell and the fixing plate in the utility model.

[0024] Figure numerals: 1. Protective shell; 2. Integrated mechanism; 201. Circuit board body; 202. CPU; 2021. Data processing unit; 2022. Algorithm unit; 2023. Rule unit; 203. Memory stick; 204. Ethernet interface; 205. Fully isolated RS485 interface; 206. Wiring port; 3. Fixing plate; 4. Sealing plate. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0026] See also Figure 1 - Figure 5 The utility model provides a central air-conditioning control device, comprising:

[0027] Protective shell 1; under the action of the protective shell 1, the internal components can be protected, thereby ensuring the use effect and quality of the internal components.

[0028] Integrated mechanism 2, which includes a circuit board body 201, a CPU 202 mounted on the upper end of the circuit board body 201, a memory module 203 mounted on the lower end of the circuit board body 201, an Ethernet interface 204 mounted on the right side of the rear end of the circuit board body 201, a fully isolated RS485 interface 205 mounted on the front end of the circuit board body 201, and a wiring port 206 mounted on the left side of the rear end of the circuit board body 201;

[0029] Under the action of the circuit board body 201, the installation stability of the CPU 202, the memory bar 203, the Ethernet interface 204, the fully isolated RS485 interface 205 and the connection port 206 can be guaranteed. The CPU 202 and the memory bar 203 are connected to the external user interface through the Ethernet interface 204. The user interface directly accesses the background interface program through the browser to realize parameter modification and data browsing. The memory bar 203 can realize the purpose of command rewriting. Through JAVA programming tools, P The ID algorithm places the protocol in the CPU202, which can collect data from the panel, optimize and filter the data, standardize the data, and realize data forwarding to the upper-level software and third-party systems, thereby achieving the purpose of visualization and quantification of air-conditioning panel data. Under the action of the Ethernet interface 204, the local area network connection can transmit data to the CPU202 in the form of network cable communication. The internal data processing unit 2021 is responsible for collecting data transmitted by the sensor module. The algorithm unit 2021 calculates the optimal operating state of the air-conditioning system based on the data. The rule unit 2023 generates control instructions based on the algorithm results, monitors indoor and outdoor environmental parameters in real time, ensures that the air-conditioning system operates in the best state, achieves energy saving, intelligently adjusts the operating state of the air-conditioning system, improves user comfort, simplifies user operations, and provides an intuitive user interface.

[0030] The fixing plates 3 are installed at the lower parts of both sides of the protective shell 1 ; under the action of the fixing plates 3 , the protective shell 1 can be positioned and installed, thereby ensuring the actual use effect.

[0031] The sealing plate 4 is detachably mounted on the upper end of the protective shell 1 ; a positioning groove is provided inside the protective shell 1 , and the sealing plate 4 is interference fit with the positioning groove. Under the action of the sealing plate 4 , the sealing purpose can be achieved, thereby ensuring the use effect of the internal components.

[0032] In this embodiment, preferably, the CPU 202 has a built-in data processing unit 2021, an algorithm unit 2021 and a rule unit 2023; the CPU 202 includes an arithmetic logic component, a register component and a control component, etc., and has functions such as processing instructions, executing operations, controlling time, and processing data.

[0033] In this embodiment, preferably, the data processing unit 2021 is responsible for collecting data transmitted by the sensor module, the algorithm unit 2021 calculates the optimal operating state of the air-conditioning system based on the data, and the rule unit 2023 generates control instructions based on the algorithm results.

[0034] In this embodiment, preferably, the memory bar 203 uses Nand-flash. Nand-flash memory has the advantages of large capacity and fast rewriting speed, and is suitable for storing large amounts of data. Using Nand-flash can ensure the normal use of the control module.

[0035] In this embodiment, preferably, two fully isolated RS485 interfaces 205 are provided; the fully isolated RS485 interfaces 205 have a long transmission distance and are convenient for remote control.

[0036] In this embodiment, preferably, the Ethernet interface 204 is a 100M / 10M Ethernet interface, which is the most widely used LAN communication method and also a protocol. The Ethernet interface is the port for network data connection.

[0037] In this embodiment, preferably, a plurality of indicator lights are provided on the sealing plate 4 so that the working status can be clearly understood.

[0038] The working principle and use process of the present invention are as follows: when the device is in use, the protective shell 1 can protect the internal components, thereby ensuring the use effect and quality of the internal components; the fixing plate 3 can achieve the purpose of positioning and installation of the protective shell 1, thereby ensuring the actual use effect; the protective shell 1 is provided with a positioning groove inside, and the sealing plate 4 is interference-fitted with the positioning groove, and the sealing plate 4 can achieve the purpose of sealing under the action of the sealing plate 4, thereby ensuring the use effect of the internal components. A plurality of indicator lights are provided on the sealing plate 4, which can clearly understand the working status; the CPU 202 and the memory bar 203 are connected to the external user interface through the Ethernet interface 204, and the user interface directly accesses the background interface program through the browser to realize parameter modification and data browsing. The memory bar 203 can achieve the purpose of command rewriting, and through JAVA programming tools, P The ID algorithm places the protocol in the CPU202, which can collect data from the panel, optimize and filter the data, standardize the data, and realize data forwarding to the upper-level software and third-party systems, thereby achieving the purpose of visualization and quantification of air-conditioning panel data. Under the action of the Ethernet interface 204, the local area network connection can transmit data to the CPU202 in the form of network cable communication. The internal data processing unit 2021 is responsible for collecting data transmitted by the sensor module. The algorithm unit 2021 calculates the optimal operating state of the air-conditioning system based on the data. The rule unit 2023 generates control instructions based on the algorithm results, monitors indoor and outdoor environmental parameters in real time, ensures that the air-conditioning system operates in the best state, achieves energy saving, intelligently adjusts the operating state of the air-conditioning system, improves user comfort, simplifies user operations, and provides an intuitive user interface.

[0039] The above description of the disclosed embodiments will enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A central air conditioning control device, characterized in that: include: Protective shell (1); An integrated mechanism (2), comprising a circuit board body (201), a CPU (202) mounted on the upper end of the circuit board body (201), a memory bar (203) mounted on the lower end of the circuit board body (201), an Ethernet interface (204) mounted on the right side of the rear end of the circuit board body (201), a fully isolated RS485 interface (205) mounted on the front end of the circuit board body (201), and a wiring port (206) mounted on the left side of the rear end of the circuit board body (201); A fixing plate (3) is installed at the lower part of both sides of the protective shell (1); A sealing plate (4) is detachably mounted on the upper end of the protective shell (1).

2. A central air conditioning control device according to claim 1, characterized in that: The CPU (202) has a built-in data processing unit (2021), an algorithm unit (2022) and a rule unit (2023).

3. A central air conditioning control device according to claim 2, characterized in that: The data processing unit (2021) is responsible for collecting data transmitted by the sensor module, the algorithm unit (2022) calculates the optimal operating state of the air-conditioning system based on the data, and the rule unit (2023) generates control instructions based on the algorithm results.

4. A central air conditioning control device according to claim 1, characterized in that: The memory bar (203) is selected from Nand-flash.

5. A central air conditioning control device according to claim 1, characterized in that: The fully isolated RS485 interfaces (205) are provided with two.

6. A central air conditioning control device according to claim 1, characterized in that: The Ethernet interface (204) is a 100M / 10M Ethernet interface.

7. A central air conditioning control device according to claim 1, characterized in that: A plurality of indicator lights are provided on the sealing plate (4).

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