Central air conditioner management device

Abstract

The utility model discloses a central air conditioner management device which comprises a shell and a circuit board, and the circuit board is arranged in the shell. An infrared transceiver and a plurality of keys are embedded in the shell, and the keys comprise a reset key; the circuit board comprises a wireless communication module, a distribution network reset module and a reset indication module; the wireless communication module comprises a communication chip U5; the distribution network reset module comprises a trigger switch SW2, the trigger switch SW2 is fixedly connected with a reset key, and the second end of the trigger switch SW2 is electrically connected with the seventh end of the communication chip U5; the reset indication module comprises an indication lamp LED1 and a resistor R14, the positive electrode of the indication lamp LED1 is electrically connected with one end of the resistor R14, and the other end of the resistor R14 is electrically connected with the No.13 end of the communication chip U5. The central air conditioner management device has the advantages that the reset button is triggered to enable the wireless communication module to be reset again, so that the wireless communication module can be matched with different central air conditioners again, and communication connection is established.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of air conditioner accessories, specifically relates to a central air conditioning management device. BACKGROUND

[0002] The utility model discloses a patent with the subject name of central air conditioning intelligent management control device and the IPC classification number of F24F11 / 58, and its technical scheme discloses "central air conditioning intelligent management control device, including air conditioning host, cold source optimization control module, data server and remote control module, each module, air conditioning host and data server adopt wired or wireless network transmission connection between each other, remote control module includes intelligent mobile terminal, central control equipment and a plurality of auxiliary control boards, and the network connection between central control equipment and intelligent mobile terminal, and central control equipment is connected through data signal with each auxiliary control board, and each auxiliary control board is used to control the air conditioner indoor unit under the air conditioning host".

[0003] Therefore, the above utility model patent has disclosed one of the technical schemes of the central air conditioning management device. However, the technical scheme disclosed by the above utility model patent focuses on optimizing operation by adding a data acquisition module and an intelligent control module under the premise of not transforming the building central air conditioning equipment and system, realizing energy saving and emission reduction of the central air conditioning system, and does not further solve the problems of matching with different central air conditioners and the like, and needs to be further improved. UTILITY MODEL CONTENTS

[0004] The utility model provides a central air conditioning management device aiming at the condition of prior art, overcomes the above-mentioned defects.

[0005] The utility model adopts the following technical scheme, and the central air conditioning management device includes a shell and a circuit board, and the circuit board is built-in in the shell, wherein:

[0006] The shell is embedded with an infrared transceiver and a plurality of keys, and the keys include a reset key.

[0007] The circuit board includes a wireless communication module, a network reset module and a reset indication module, wherein:

[0008] The wireless communication module includes a communication chip U5.

[0009] The network reset module includes a trigger switch SW2, and the trigger switch SW2 is fixedly connected with the reset key, and the No. 2 terminal of the trigger switch SW2 is electrically connected with the No. 7 terminal of the communication chip U5.

[0010] The reset indication module includes an indicator lamp LED1 and a resistor R14, and the positive electrode of the indicator lamp LED1 is electrically connected with one end of the resistor R14, and the other end of the resistor R14 is electrically connected with the No. 13 terminal of the communication chip U5.

[0011] As the preferred technical scheme of the above technical scheme, the circuit board further comprises an infrared emission module and an infrared receiving module, the infrared emission module comprises a resistor R3 and first to fourth emission branches, the infrared receiving module comprises a photosensitive device U4, a No. 5 terminal of the communication chip U5 is electrically connected with one end of the resistor R3, the other end of the resistor R3 is electrically connected with the first to fourth emission branches at the same time, and a No. 14 terminal of the communication chip U5 is electrically connected with a No. 1 terminal of the photosensitive device U4.

[0012] As the preferred technical scheme of the above technical scheme, the central air conditioner management device further comprises a quick release plate, and the quick release plate is detachably connected with the shell.

[0013] As the preferred technical scheme of the above technical scheme, the first emission branch of the infrared emission module comprises a resistor R17, a diode D11, a diode D12 and a triode Q1, one end of the resistor R17 is electrically connected with the positive electrode of the diode D11, the negative electrode of the diode D11 is electrically connected with the positive electrode of the diode D12, the negative electrode of the diode D12 is electrically connected with the collector of the triode Q1, and the base of the triode Q1 is electrically connected with the resistor R3.

[0014] As the preferred technical scheme of the above technical scheme, the communication chip U5 adopts an RTL8720DN.

[0015] The central air conditioner management device has the beneficial effects that the wireless communication module is reset by triggering the reset button, so as to be matched with different central air conditioners again, and then a communication connection is established. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a perspective view of one angle of the application.

[0017] Figure 2 is a perspective view of another angle of the application.

[0018] Figure 3 is a front view of the application.

[0019] Figure 4 is a sectional view along the AA direction of the application. Figure 3

[0020] Figure 5 is a circuit principle diagram of the infrared emission module of the circuit board of the application.

[0021] Figure 6 is a circuit principle diagram of the power module of the circuit board of the application.

[0022] Figure 7 is a circuit principle diagram of the network setting reset module of the circuit board of the application. ​

[0023] Figure 8 is the circuit schematic of the infrared receiving module of the circuit board of the present application.

[0024] Figure 9 is the circuit schematic of the wireless communication module of the circuit board of the present application.

[0025] Figure 10 is the circuit schematic of the wired interface module of the circuit board of the present application.

[0026] Figure 11 is the circuit schematic of the reset indication module of the circuit board of the present application.

[0027] The reference signs include: 110 - housing; 120 - quick release plate; 130 - circuit board; 140 - key; 141 - reset key; 150 - infrared transceiver. DETAILED DESCRIPTION

[0028] The utility model discloses a central air conditioning management device, below combining preferred embodiment (example 1), referring to the Figures 1 to 11 , the specific embodiment of the utility model is further described.

[0029] Referring to the Figures 1 to 11 , Figures 1 to 4 respectively show the central air conditioning management device of different visual angle, Figures 5 to 11 respectively show the main function module of circuit board.

[0030] Example 1.

[0031] Preferably, the central air conditioning management device includes a housing 110 and a circuit board 130, and the circuit board 130 is built into the housing 110; wherein:

[0032] The housing 110 is embedded with an infrared transceiver 150 and a plurality of keys 140, and the keys 140 include a reset key 141;

[0033] The circuit board 130 includes a wireless communication module, a network configuration reset module and a reset indication module, wherein:

[0034] The wireless communication module includes a communication chip U5; so that the circuit board has wireless communication capability;

[0035] The network configuration reset module includes a trigger switch SW2, and the trigger switch SW2 is fixedly connected with the reset key 141, and the No. 2 terminal of the trigger switch SW2 is electrically connected with the No. 7 terminal of the communication chip U5; so that when the reset key 141 is triggered, the wireless communication module can be reset, so as to be matched with different central air conditioners, and then a communication connection is established;

[0036] The reset indication module comprises an indicating lamp LED1 and a resistor R14, the positive pole of the indicating lamp LED1 is electrically connected with one end of the resistor R14, and the other end of the resistor R14 is electrically connected with the No. 13 end of the communication chip U5; so as to indicate the network reset process by the light and dark of the indicating lamp LED1.

[0037] The central air conditioner management device further comprises a quick release plate 120, which is detachably connected with the shell 110; so that when the quick release plate 120 is detached from the shell 110, the circuit board 130 can be exposed, facilitating maintenance.

[0038] The circuit board further comprises an infrared emission module and an infrared receiving module, the infrared emission module comprises resistors R3 and first to fourth emission branches, the infrared receiving module comprises a photosensitive device U4, one end of the resistor R3 is electrically connected with the No. 5 end of the communication chip U5, the other end of the resistor R3 is electrically connected with the first to fourth emission branches, and the No. 14 end of the communication chip U5 is electrically connected with the No. 1 end of the photosensitive device U4; so as to realize the emission and reception of infrared signals.

[0039] The circuit board further comprises a power supply module, which comprises power supply chips U1, U2 and U3. Figure 6 .

[0040] The circuit board further comprises a wired interface module, which comprises a connector H1, the No. 2 end of the connector H1 is electrically connected with the No. 3 end of the communication chip U5, the No. 3 end of the connector H1 is electrically connected with the No. 16 end of the communication chip U5, and the No. 4 end of the connector H1 is electrically connected with the No. 15 end of the communication chip U5; so that the circuit board has the wired communication capability on the basis of the wireless communication capability.

[0041] The first emission branch of the infrared emission module comprises a resistor R17, a diode D11, a diode D12 and a transistor Q1, one end of the resistor R17 is electrically connected with the positive pole of the diode D11, the negative pole of the diode D11 is electrically connected with the positive pole of the diode D12, the negative pole of the diode D12 is electrically connected with the collector of the transistor Q1, and the base of the transistor Q1 is electrically connected with the resistor R3. The circuit structures of the second to fourth emission branches of the infrared emission module are similar to that of the first emission branch, and details are shown in Figure 5 .

[0042] The communication chip U5 preferably adopts RTL8720DN.

[0043] It is worth mentioning that the working principle of the infrared transceiver 150 (for example, how the infrared signals of the infrared transmitting module and the infrared receiving module interact with the central air conditioner through the infrared transceiver 150) and other technical features involved in the utility model patent application should be regarded as prior art, and the specific structure, working principle, and possible control mode and spatial arrangement mode involved in these technical features can be selected conventionally in the art, and should not be regarded as the invention point of the utility model patent. The utility model patent will not be further expanded and described in detail.

[0044] For those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A central air conditioning management device, characterized in that, Includes a housing and a circuit board, with the circuit board built into the housing, wherein: The housing contains an infrared transceiver and several buttons, including a reset button. The circuit board includes a wireless communication module, a network reset module, and a reset indicator module, wherein: The wireless communication module includes the communication chip U5; The power distribution reset module includes a trigger switch SW2, which is fixedly connected to the reset button. Terminal 2 of the trigger switch SW2 is electrically connected to terminal 7 of the communication chip U5. The reset indicator module includes an indicator LED1 and a resistor R14. The positive terminal of the indicator LED1 is electrically connected to one end of the resistor R14, and the other end of the resistor R14 is electrically connected to terminal 13 of the communication chip U5.

2. The central air conditioning management device according to claim 1, characterized in that, The circuit board also includes an infrared emitting module and an infrared receiving module. The infrared emitting module includes a resistor R3 and a first to a fourth emitting branch. The infrared receiving module includes a photosensitive sensor U4. Terminal 5 of the communication chip U5 is electrically connected to one end of the resistor R3, and the other end of the resistor R3 is electrically connected to the first to the fourth emitting branches. Terminal 14 of the communication chip U5 is electrically connected to terminal 1 of the photosensitive sensor U4.

3. The central air conditioning management device according to claim 1, characterized in that, The central air conditioning management unit also includes a quick-release plate, which is detachably connected to the housing.

4. The central air conditioning management device according to claim 2, characterized in that, The first transmitting branch of the infrared emitting module includes a resistor R17, a diode D11, a diode D12, and a transistor Q1. One end of the resistor R17 is electrically connected to the anode of the diode D11, the cathode of the diode D11 is electrically connected to the anode of the diode D12, the cathode of the diode D12 is electrically connected to the collector of the transistor Q1, and the base of the transistor Q1 is electrically connected to the resistor R3.

5. The central air conditioning management device according to claim 1 or claim 2, characterized in that, The communication chip U5 uses RTL8720DN.

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