CN212339568U - WiFi controller and air conditioner - Google Patents
WiFi controller and air conditioner Download PDFInfo
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- CN212339568U CN212339568U CN202020451476.8U CN202020451476U CN212339568U CN 212339568 U CN212339568 U CN 212339568U CN 202020451476 U CN202020451476 U CN 202020451476U CN 212339568 U CN212339568 U CN 212339568U
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Abstract
The utility model discloses a WiFi controller and an air conditioner, wherein the WiFi controller is electrically connected between a host controller and an inner machine mainboard; the method comprises the following steps: the WiFi device comprises a power supply circuit, a WiFi signal generator and a protocol communication port; the power supply circuit is respectively electrically connected with the WiFi signal generator and the protocol communication port, and the WiFi signal generator and the protocol communication port are electrically connected; the power supply circuit comprises a power supply inlet, the power supply inlet is used for being electrically connected with the inner machine mainboard, and the inner machine mainboard supplies power to the power supply circuit; the protocol communication port comprises a signal output end and a signal input end, the signal input end is electrically connected with the WIFI signal generator, and the signal output end is used for being electrically connected with the internal machine mainboard; WIFI signal generator to the agreement communication port sends wiFi control signal, and wiFi control signal conveys to interior machine mainboard through signal output part, solves the technical problem that current wiFi controller addition mode is comparatively complicated, the cost is higher.
Description
Technical Field
The utility model relates to the technical field of the air conditioner especially involves a wiFi controller and air conditioner.
Background
At present, most of central air conditioners are generally in wired and electric connection with an operation controller and an air conditioner internal unit mainboard, and the operation controller sends a protocol command to the air conditioner internal unit mainboard, so that the air conditioner is controlled. With the progress of science and technology, the requirements of people on the quality of life are increasingly improved, and the control mode of a central air conditioner is also increasingly required; therefore, the existing air conditioner with a WiFi operation controller is produced, and the WiFi control port is arranged on an internal machine mainboard of the air conditioner to realize WiFi control. However, for an installed old air conditioner, a special WIFI control port is not reserved in the device, so when a WIFI control function needs to be added to the old air conditioner, a circuit board of the whole air conditioner internal unit often needs to be replaced by a circuit board with the WIFI control port, and the WIFI control function is achieved on a main board of the air conditioner internal unit; therefore, the existing WiFi controller can only be implanted into a mainboard of an air conditioner internal unit, but the technical scheme for replacing the whole circuit board needs to disassemble and assemble the whole air conditioner, and the replaced circuit board is generally useless; therefore, the WiFi controller has the technical problems of complicated addition mode and high installation cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wiFi controller and air conditioner aims at solving current wiFi controller and has the interpolation mode comparatively complicated, and installs into the higher technical problem of this.
The utility model provides a WiFi controller which is electrically connected between a host controller and an inner machine mainboard; the method comprises the following steps: the WiFi device comprises a power supply circuit, a WiFi signal generator and a protocol communication port; the power supply circuit is respectively electrically connected with the WiFi signal generator and the protocol communication port, and the WiFi signal generator and the protocol communication port are electrically connected; the power supply circuit comprises a power supply inlet, the power supply inlet is used for being electrically connected with the inner machine mainboard, and the inner machine mainboard supplies power to the power supply circuit; the protocol communication port comprises a signal output end and a signal input end, the signal input end is electrically connected with the WIFI signal generator, and the signal output end is used for being electrically connected with the internal machine mainboard; the WIFI signal generator sends a WiFi control signal to the protocol communication port, and the WiFi control signal is transmitted to the internal machine mainboard through the signal output end.
Further, the WiFi wireless communication device further comprises a protocol converter, wherein the protocol converter is electrically connected between the WiFi signal generator and the protocol communication port.
Further, still include: and the power supply circuit is respectively connected with the WiFi signal generator and the protocol communication port through the level conversion circuit, and the level conversion circuit converts the output level of the power supply circuit into the level required by the WiFi signal generator and the protocol communication port.
Further, the level shift circuit includes: the power supply comprises a level input end, a first level output end and a second level output end; the level input end is connected with a power supply circuit, the first level output end is electrically connected with the WiFi signal generator, and the second level output end is electrically connected with the protocol converter.
Further, the output voltage of the first level output end is 3.3V.
Further, the output voltage of the second level output end is 5V.
Further, the WiFi signal generator also comprises a signal indicator light which is electrically connected with the WiFi signal generator; the signal indicator lamp is used for indicating the working state of the WiFi signal generator.
Further, the signal indicator lamp is a multi-color indicator lamp.
Further, still include the switch module, the switch module with WiFi signal generator electricity is connected, the switch module is used for controlling WiFi signal generator opens or closes.
An air conditioner comprises an internal machine mainboard, a host controller and the WiFi controller; the internal machine mainboard is electrically connected with the host controller in a wired mode, and the WiFi controller is connected between the host controller and the internal machine mainboard in parallel; the power supply inlet is connected to the inner machine mainboard, and the signal output end is electrically connected to the inner machine mainboard.
The utility model discloses the beneficial effect who brings does: the power supply circuit can be connected with the inner machine mainboard, the inner machine mainboard provides power for the WiFi controller, the WiFi signal generator sends signals, the signals are transmitted to the inner machine mainboard of the air conditioner through the protocol communication port and the signal output end, and the received signals of the inner machine mainboard are processed, so that the communication between the WiFi controller and the inner machine mainboard of the air conditioner is realized; because the WiFi controller can be connected in parallel between the inner machine mainboard and the host machine controller, the communication between the WiFi controller and the host machine inner plate can be realized without replacing the host machine inner plate, the procedures of disassembling and replacing the inner machine mainboard during installation are reduced, and the cost for producing the air conditioner is further reduced; the technical problems that an existing WiFi controller is complex in adding mode and high in installation cost are solved.
Drawings
Fig. 1 is a schematic structural diagram of a WiFi controller in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an air conditioner according to an embodiment of the present invention.
In the figure: 1. a WiFi controller; 11. a power supply circuit; 12. a WiFi signal generator; 13. a protocol communication port; 14. a level conversion circuit; 15. a protocol converter; 16. a signal indicator light; 2. an inner machine mainboard; 3. a host controller.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A WiFi controller, which combines fig. 1 and fig. 2, is electrically connected between a host controller 3 and an internal machine motherboard 2; the method comprises the following steps: a power supply circuit 11, a WiFi signal generator 12 and a protocol communication port 13; the power supply circuit 11 is respectively electrically connected with the WiFi signal generator 12 and the protocol communication port 13; the WiFi signal generator 12 is electrically connected with the protocol communication port 13; the power supply circuit 11 comprises a power supply inlet, the power supply inlet is used for being electrically connected with the inner machine mainboard 2, and the inner machine mainboard 2 supplies power to the power supply circuit 11; protocol communication port 13 includes signal output part and signal input part, and signal input part is connected with WIFI signal generator electricity, and signal output part is used for the electricity to connect interior machine mainboard 2, and WIFI signal generator 12 sends wiFi control signal to protocol communication port 13, and wiFi control signal passes through signal output part and conveys to interior machine mainboard 2.
In this embodiment, the WiFi controller further includes a control circuit board, the control circuit board of 65 mm × 40 mm is selected, and the power supply circuit 11, the WiFi signal generator 12 and the protocol communication port 13 are integrated on the circuit board, so that the WiFi controller 1 is miniaturized due to miniaturization of the control circuit board, and the production cost of the WiFi controller 1 is reduced; the WiFi controller 1 is connected with a mobile phone terminal through a wireless signal, and an operation interface is displayed on the mobile phone terminal; because the power supply circuit 11 can be connected with the inner machine mainboard 2, the inner machine mainboard 2 provides power for the WiFi controller 1, the input voltage of the power supply voltage is 12V, the WiFi signal generator 12 sends out signals, the signals pass through the protocol communication port 13 and then are transmitted to the inner machine mainboard 2 of the air conditioner through the signal output end, and the received signals of the inner machine mainboard 2 are processed, so that the communication between the WiFi controller 1 and the inner machine mainboard 2 of the air conditioner is realized; because the WiFi controller 1 can be connected between the inner machine mainboard 2 and the host controller 3, the communication between the WiFi controller 1 and the host inner plate can be realized without replacing the host inner plate, the procedures of disassembling and replacing the inner machine mainboard 2 during installation are reduced, and the cost of producing the air conditioner is further reduced; in addition, the WiFi controller 1 can be installed on the side close to the host controller 3, so that the WiFi controller 1 can be conveniently installed.
In one embodiment, a protocol converter 15 is further included, and the protocol converter 15 is electrically connected between the WiFi signal generator 12 and the protocol communication port 13.
In this embodiment: because the WiFi signal generated by the WiFi signal generator 12 may not be in accordance with the rule of the signal received and read by the protocol communication port 13, the protocol converter 15 is configured to convert the signal generated by the WiFi signal generator 12 into a signal that can be directly read by the protocol communication port 13; therefore, the internal machine mainboard 2 can directly read the received WiFi control signal, and the applicability of the WiFi controller 1 is improved; in other embodiments, the protocol converter 15 may not be provided, and in this case, it is necessary to select a component having the same read/write rule as the WiFi signal generator 12 and the protocol communication port 13.
In one embodiment, the method further comprises: the level conversion circuit 14, the power supply circuit 11 is electrically connected with the WiFi signal generator 12 and the protocol communication port 13 through the level conversion circuit 14, respectively, and the level conversion circuit 14 converts the output level of the power supply circuit 12 into the level required by the WiFi signal generator 12 and the protocol communication port 13.
In this embodiment, the output voltage of the internal motherboard 2 is 12V, and the level conversion circuit 14 converts the output voltage of the internal motherboard 2 into the voltage required by the WiFi signal generator 12 and the protocol converter 15, so as to avoid the power supply circuit 11 outputting too high or too low voltage to the WiFi signal generator 12 and the protocol converter 15, thereby affecting the normal operation of the WiFi controller 1.
In one embodiment, the level shift circuit 14 includes: the power supply comprises a level input end, a first level output end and a second level output end; the level input end is connected with the power supply circuit 11, the first level output end is electrically connected with the WiFi signal generator 12, and the second level output end is electrically connected with the protocol converter.
In this embodiment, when the voltages required by the WiFi signal generator 12 and the protocol converter 15 are not the same, two different level output terminals need to be set, which are electrically connected to the WiFi signal generator 12 and the protocol converter 15, respectively, so that the power supply circuit 11 outputs the voltages required by the WiFi signal generator 12 and the protocol converter 15 to the WiFi signal generator 12 and the protocol converter 15, respectively.
In one embodiment, the output voltage of the first level output terminal is 3.3V.
In this embodiment, the voltage of the WiFi signal generator 12 is generally selected to be 3.3V, so that the WiFi signal generator 12 can work normally.
In one embodiment, the output voltage of the second level output terminal is 5V.
In this embodiment, the protocol converter 15 is generally selected to have a required voltage of 5V, so that the protocol converter 15 generator can work normally.
In one embodiment, a signal indicator light 16 is further included, the signal indicator light 16 is electrically connected to the WiFi signal generator 12, and the signal indicator light 16 is used for indicating the operating status of the WiFi signal generator 12.
In this embodiment, the signal indicator lamp 16 is convenient for indicating whether the WiFi controller 1 works normally, and specifically, the normally-on signal indicator lamp 16 may be set to indicate that the WiFi controller 1 is powered on and works normally; it may also be set to be normally on to indicate that the WiFi signal generator 12 and the external network are successfully connected.
In one embodiment, the signal indicator light 16 is a multi-color indicator light.
In this embodiment, the signal indicator light 16 includes three colors of red, green, and yellow, when the signal indicator light 16 is bright red, it indicates that the power-on is normal, when the signal indicator light 16 is bright green, it indicates that the connection with the external network is successful, and when the signal indicator light 16 is changed to yellow, it indicates that the connection between the WiFi controller 1 and the mobile phone terminal is unsuccessful; a multi-color indicator light is provided for conveniently distinguishing which state the WiFi controller 1 is in.
In one embodiment, the WiFi wireless communication device further comprises a switch assembly, wherein the switch assembly is electrically connected with the WiFi signal generator 12, and the switch assembly is used for controlling the WiFi signal generator 12 to be turned on or turned off.
In the present embodiment, the switch component is configured to turn on and off the WiFi signal generator 12, and when the WiFi control function is not needed, the WiFi signal generator 12 is turned off, and then the WiFi controller 1 is turned off.
In an embodiment, the switch assembly includes a first switch and a second switch, the first switch is electrically connected between the WiFi signal generator 12 and the power supply 11, and is used for controlling the power supply of the WiFi signal generator 12 to be turned on; the second switch is electrically connected between the WiFi signal generator 12 and the protocol communication port 13, and is used for controlling the signal of the WiFi signal generator 12 to be sent to the protocol communication port.
In this embodiment: the first switch is turned on and is turned on WiFi signal generator 12 and is turned on, and the second switch is turned on and is made WiFi control signal make WiFi control signal send to interior machine mainboard 2, is convenient for control WiFi controller 1 and interior machine mainboard 2's communication connection.
An air conditioner comprises an internal machine mainboard 2, a host controller 3 and a WiFi controller 1; the internal machine mainboard 2 is electrically connected with the host controller 3 through wires, and the WiFi controller 1 is electrically connected between the host controller 3 and the internal machine mainboard 2; the power supply inlet is connected to the inner machine mainboard 2, and the signal output end is electrically connected to the inner machine mainboard 2.
In the embodiment, in an installed old air conditioner, the WiFi controller 1 is incorporated into a communication line between the internal main board 2 and the host controller 3, the WiFi controller 1 is preferably selected to be installed close to the host controller 3, the internal main board 2 provides power for the power supply circuit 11, so that the WiFi controller 1 is turned on, and the WiFi signal generator 12 is controlled to send out a signal to be sent to the protocol communication port 13 of the internal unit through the protocol communication port 13; therefore, the communication between the inner machine mainboard 2 and the WiFi controller 1 can be realized without replacing the inner machine mainboard 2, and the WiFi controller has the advantages of convenience in installation and low production cost.
The utility model discloses the principle of implementing does: because the power supply circuit 11 can be connected with the inner machine mainboard 2, the inner machine mainboard 2 provides power for the WiFi controller 1, the input voltage of the power supply voltage is 12V, the WiFi signal generator 12 sends out signals, the signals pass through the protocol communication port 13 and then are transmitted to the inner machine mainboard 2 of the air conditioner through the signal output end, and the received signals of the inner machine mainboard 2 are processed, so that the communication between the WiFi controller 1 and the inner machine mainboard 2 of the air conditioner is realized; because wiFi controller 1 can connect in parallel between interior machine mainboard 2 and host controller 3, need not to change the host computer inner panel and can realize the communication between wiFi controller 1 and the host computer inner panel, tear open when having reduced the installation and change interior machine mainboard 2 process, and then reduced the cost of production air conditioner.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (10)
1. A WiFi controller is characterized in that the WiFi controller is electrically connected between a host controller and an internal machine mainboard; the method comprises the following steps: the WiFi device comprises a power supply circuit, a WiFi signal generator and a protocol communication port;
the power supply circuit is respectively electrically connected with the WiFi signal generator and the protocol communication port, and the WiFi signal generator and the protocol communication port are electrically connected;
the power supply circuit comprises a power supply inlet, the power supply inlet is used for being electrically connected with the inner machine mainboard, and the inner machine mainboard supplies power to the power supply circuit;
the protocol communication port comprises a signal output end and a signal input end, the signal input end is electrically connected with the WiFi signal generator, and the signal output end is used for being electrically connected with the internal machine mainboard; the WiFi signal generator sends WiFi control signals to the protocol communication port, and the WiFi control signals are transmitted to the internal machine mainboard through the signal output end.
2. The WiFi controller of claim 1, further comprising a protocol converter electrically connected between the WiFi signal generator and a protocol communication port.
3. The WiFi controller of claim 2, further comprising:
and the power supply circuit is electrically connected with the WiFi signal generator and the protocol communication port through the level conversion circuit respectively, and the level conversion circuit converts the output level of the power supply circuit into the level required by the WiFi signal generator and the protocol communication port.
4. The WiFi controller of claim 3, wherein the level shift circuit comprises: the power supply comprises a level input end, a first level output end and a second level output end; the level input end is connected with a power supply circuit, the first level output end is electrically connected with the WiFi signal generator, and the second level output end is electrically connected with the protocol converter.
5. The WiFi controller of claim 4, wherein the first level output terminal outputs a voltage of 3.3V.
6. The WiFi controller of claim 4, wherein the second level output terminal outputs a voltage of 5V.
7. The WiFi controller of claim 1, further comprising a signal indicator light, the signal indicator light electrically connected to the WiFi signal generator; the signal indicator lamp is used for indicating the working state of the WiFi signal generator.
8. The WiFi controller of claim 7, wherein the signal indicator light is a multi-colored indicator light.
9. The WiFi controller of claim 1, further comprising a switch assembly electrically connected to the WiFi signal generator, the switch assembly configured to control the WiFi signal generator to turn on or off.
10. An air conditioner, characterized by comprising an internal machine mainboard, a host controller and the WiFi controller of any one of claims 1-9; the internal machine mainboard is electrically connected with the host controller through wires, and the WiFi controller is electrically connected between the host controller and the internal machine mainboard; the power supply inlet is connected to the inner machine mainboard, and the signal output end is electrically connected to the inner machine mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020451476.8U CN212339568U (en) | 2020-03-31 | 2020-03-31 | WiFi controller and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020451476.8U CN212339568U (en) | 2020-03-31 | 2020-03-31 | WiFi controller and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN212339568U true CN212339568U (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020451476.8U Active CN212339568U (en) | 2020-03-31 | 2020-03-31 | WiFi controller and air conditioner |
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| CN (1) | CN212339568U (en) |
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- 2020-03-31 CN CN202020451476.8U patent/CN212339568U/en active Active
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Address after: No. 1 by villagers' group of helongsha, Shengli village, Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Kaili HVAC Co.,Ltd. Address before: No. 1 by villagers' group of helongsha, Shengli village, Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee before: GUANGDONG CHIGO HEATING AND VENTILATION EQUIPMENT Co.,Ltd. |