CN214701177U - Intelligent fresh air controller - Google Patents
Intelligent fresh air controller Download PDFInfo
- Publication number
- CN214701177U CN214701177U CN202120951771.4U CN202120951771U CN214701177U CN 214701177 U CN214701177 U CN 214701177U CN 202120951771 U CN202120951771 U CN 202120951771U CN 214701177 U CN214701177 U CN 214701177U
- Authority
- CN
- China
- Prior art keywords
- power
- fresh air
- module
- carrier communication
- main control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model relates to an intelligence new trend controller, include: the power supply module, the power carrier communication module and the main control module; the power supply module is used for converting 220V commercial power into 3.3V direct current to provide required power for the power carrier communication module and the main control module; the power carrier communication module is connected with corresponding receiving equipment of the fresh air handling unit through a cable; the main control module is connected with the power carrier communication module and used for regulating and controlling the working state of the fresh air handling unit through the power carrier communication module. The utility model has the advantages that: through adopting power line carrier communication circuit, install the fresh air controller in the room and the fresh air handling unit of distal end no longer need arrange signal control line and communication line, it is more convenient to install and use, and system installation cost is lower.
Description
Technical Field
The utility model belongs to the technical field of the new trend system, concretely relates to intelligence new trend controller.
Background
The intelligent room fresh air controller is a device for automatically controlling indoor temperature and fresh air, and is widely used in the existing commercial buildings and houses; the existing intelligent room fresh air controller comprises an outer shell, an air state and quality sensor unit, a user key input unit, a display unit and an operation processor unit are arranged in the outer shell to control a fresh air handling unit.
The air state and quality sensor unit is used for detecting the temperature and air quality parameters in a room, including carbon dioxide concentration, volatile gas concentration and PM2.5 concentration, sending the information to the display unit for display, sending the information to the operation processing unit for comparison and operation with a user set value, and when the actual value is larger than the set value and is not matched with the set value, the operation processing unit outputs a control signal to drive the fresh air unit to provide fresh air meeting the conditions indoors.
The existing intelligent room fresh air controller is found in installation and use, a plurality of signal driving cables need to be installed between the room controller (located indoors) and a fresh air unit (located outdoors or in an equipment room), construction is difficult in upgrading and transformation of commercial buildings, particularly old and middle-aged projects, extremely high labor material cost can be caused, and the original building decoration is damaged.
SUMMERY OF THE UTILITY MODEL
In order to solve the construction difficulty that prior art exists, with high costs scheduling problem, the utility model provides an intelligence new trend controller, it has the construction of being convenient for, characteristics such as cost is lower.
The utility model discloses the technical scheme who adopts does:
an intelligent fresh air controller, comprising: the power supply module, the power carrier communication module and the main control module;
the power supply module is used for converting 220V commercial power into 3.3V direct current to provide required power for the power carrier communication module and the main control module;
the power carrier communication module is connected with corresponding receiving equipment of the fresh air handling unit through existing power supply network cables in the building;
the main control module is connected with the power carrier communication module and used for regulating and controlling the working state of the fresh air handling unit through the power carrier communication module.
Furthermore, intelligence new trend controller still include with the speech recognition module that host system connects, speech recognition module is used for discerning user's voice command to with corresponding control command send to host system.
Further, the power line carrier communication module comprises a carrier communication circuit analog front end and a power line carrier chip.
Further, the model of the analog front end of the carrier communication circuit is AFECR 150.
Further, the model of the power line carrier chip is CR 600.
Further, the power module employs an MP173A regulator for voltage regulation.
Further, the master control module adopts an RT1062 chip.
Further, the speech recognition module adopts an NRK2202 offline speech recognition module.
The utility model has the advantages that: the power carrier communication module is connected with corresponding receiving equipment of the outdoor fresh air handling unit through a cable; the main control module is connected with the power carrier communication module and used for regulating and controlling the working state of the outdoor fresh air handling unit through the power carrier communication module, so that a signal control line and a communication line are not required to be arranged between the fresh air handling unit at the far end and a fresh air controller in a room in the installation process through the power carrier communication circuit, the installation and the use are more convenient, and the system installation cost is lower.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an intelligent fresh air controller provided in accordance with an exemplary embodiment;
FIG. 2 is another schematic diagram of an intelligent fresh air controller provided in accordance with an exemplary embodiment;
fig. 3 is a circuit diagram of a power supply module provided in accordance with an example embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the embodiment of the utility model provides an intelligence new trend controller, include: the power supply module, the power carrier communication module and the main control module;
the power supply module is used for converting 220V commercial power into 3.3V direct current to provide required power for the power carrier communication module and the main control module;
the power carrier communication module is connected with corresponding receiving equipment of the fresh air handling unit through a cable;
the main control module is connected with the power carrier communication module and used for regulating and controlling the working state of the fresh air handling unit through the power carrier communication module.
Specifically, the power line carrier communication module establishes a power line carrier communication link between the fresh air handling unit and the main control module through the existing power supply network in the building, so that the fresh air handling unit in the room and the remote fresh air handling unit do not need to be provided with a signal control line and a communication line, the installation and the use are more convenient, and the system installation cost is lower.
Among them, power line carrier communication (power line carrier communication) is power system communication in which a power transmission line is a transmission medium of a carrier signal. Because the transmission line has a very firm supporting structure and is provided with more than 3 conductors (generally comprising three-phase good conductors and one or two overhead ground wires), the transmission line is used for transmitting carrier signals while transmitting power frequency current, and is economical and very reliable.
Referring to fig. 2, in some embodiments of the present invention, the mobile phone further includes a voice recognition module connected to the main control module, and the voice recognition module is configured to recognize a voice command of a user and send a corresponding control command to the main control module.
User's accessible speech recognition module types the control command of the new trend system of wanting when specifically using, for example, the new trend is opened, the new trend is closed, comfortable mode, energy-conserving mode, fixed pronunciation such as environmental protection degerming mode, speech recognition module can be analyzed corresponding pronunciation content, and then produce corresponding instruction code, the corresponding instruction code of host system, control new trend unit through power line carrier communication module carries out corresponding action, and then the disease cross infection that many people touch-control formula operation controller panel probably brought has been avoided, also provide convenience for user's controlling simultaneously.
And still can set for corresponding answer sentence according to actual needs, after the speech module received corresponding control pronunciation, after discerning corresponding content, can report to the user, for example user's speech content is "new trend is opened", the speech recognition module answers "good, has opened new trend" after discerning corresponding content, and then can let the user confirm whether to match with the mode that oneself wanted, convenience of customers' operation more, avoid speech recognition mistake, the inconvenience that brings for the user.
As a possible implementation manner of the above embodiment, referring to the room fresh air controller shown in FIG. 3, the power is directly supplied by an AC220V L/N power line, the power is connected to the inside through a connecting terminal (L, N), and then the MP173A-AC/DC circuit supplies the AC220V conversion program DC3.3V to the on-board processor, the power line carrier communication circuit and other modules. MP173A is a primary regulator that provides accurate Constant Voltage (CV) regulation without a optocoupler. The Buck-Boost converter supports Buck voltage reduction, Boost voltage boosting, Buck-Boost voltage reduction and flyback topologies. 700V MOSFET is integrated in the chip, so that the structure can be simplified, and the cost is saved. As the load decreases, both the peak current and the switching frequency decrease. The characteristic enables the chip to realize extremely high efficiency under light load, and the overall efficiency of the chip is effectively improved. MP173A integrates full protection functions including over-temperature shutdown protection (TSD), VCC under-voltage lockout protection (UVLO), overload protection (OLP), Short Circuit Protection (SCP), and open loop protection.
The power carrier communication module comprises a carrier communication circuit analog front end and a power line carrier chip.
Specifically, the model of the analog front end of the carrier communication circuit is AFECR 150. The model of the power line carrier chip is CR 600. L and N are also connected to the analog front end AFECR150 side of the power line carrier communication circuit on the board, and then signal processing is carried out by a CR600 broadband power line carrier SoC chip; the power line carrier transmission of the CR600 adopts an advanced OFDM technology, the frequency range is 2 MHz-28 MHz, the self-contained FEC error correction and verification and the self-adaptive frequency hopping effectively avoid the power line noise; the highest transmission rate of the physical layer can reach 240 Mbps; the modulated and demodulated signals are connected to the main control module through the UART.
The main control module adopts an RT1062 chip, the RT1062 is internally provided with a 1MB OCRAM, and a 512KB Flex RAM is shared with ITCM/DTCM. The proportion of OCRAM, ITCM and DTCM can be adjusted according to specific application. The frequency of the OCRAM is only 1/4 of the main frequency, while the frequency of the ITCM and the DTCM is the same as the main frequency, and different data need to be distributed to the corresponding RAM in order to obtain better performance. The core Cortex-M7 of the microcontroller is adopted based on the chip architecture of the application processor, so that the high-performance and rich functions of the application processor are achieved, and the characteristics of easiness in use, real time and low power consumption of the traditional microcontroller are achieved.
It is understood that, those skilled in the art can select other chips known in the art as the main control module according to the actual use situation, and the present invention is not limited herein.
The speech recognition module adopts an NRK2202 offline speech recognition module. The voice interaction input and output adopts an NRK2202 high-performance offline voice recognition module, has the functions of voice recognition and broadcasting, is externally connected with spl storage, and stores entries or voice broadcasting contents. The method has the advantages of high recognition rate, industrial performance, simplicity, easy use, convenience in updating entries and the like. The method supports local large-vocabulary speech recognition and voiceprint recognition, and can be applied to various intelligent speech schemes by combining with a built-in CPU core. The NRK2202 is internally provided with a high-performance low-power-consumption Audio Codec module and a hardware Audio processing module, and can be externally connected with a microphone to realize the functions of single-chip far-field noise reduction, echo cancellation and the like. Meanwhile, the chip is also integrated with peripheral control interfaces such as multipath UART, I2C, SPI, PWM, GPIO and the like, and a low-cost single-chip intelligent voice offline recognition scheme can be developed. NRK2201 in the NRK2202 voice recognition chip is not provided with a built-in DRAM, and can support 80 entry recognition by combining with SPI flash according to the requirements of users.
The power is also supplied by 3.3VDC, an external microphone signal is accessed from M1, is analyzed by an internal engine of the NRK2202, is connected to the central processor RT1062 through the serial port UART2, and transmits and analyzes the entries supporting 6 definitions. The instruction is processed by the central processing unit RT1062, fed back to the NRK2202 through the serial port UART2 and then broadcasted to the user through the audio output port.
The intelligent fresh air controller provided by the above embodiment of the utility model adopts the power line carrier communication circuit, and the fresh air controller installed in the room and the remote fresh air handling unit do not need to arrange signal control lines and communication lines, so that the intelligent fresh air controller is more convenient to install and use, and the system installation cost is lower; meanwhile, the circuit can be interacted by voice, so that disease cross infection possibly caused by the multi-user touch operation of the controller panel is avoided, and convenience is provided for the user to control.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an intelligence new trend controller which characterized in that includes: the power supply module, the power carrier communication module and the main control module;
the power supply module is used for converting 220V commercial power into 3.3V direct current to provide required power for the power carrier communication module and the main control module;
the power carrier communication module is connected with corresponding receiving equipment of the fresh air handling unit through existing power supply network cables in the building;
the main control module is connected with the power carrier communication module and used for regulating and controlling the working state of the fresh air handling unit through the power carrier communication module.
2. The intelligent fresh air controller according to claim 1, further comprising a voice recognition module connected to the main control module, wherein the voice recognition module is configured to recognize a voice command of a user and send a corresponding control command to the main control module.
3. The intelligent fresh air controller of claim 1, wherein the power carrier communication module comprises a carrier communication circuit analog front end and a power line carrier chip.
4. The intelligent fresh air controller of claim 3, wherein the carrier communication circuit analog front end is of type AFECR 150.
5. The intelligent fresh air controller of claim 3, wherein the power line carrier chip is CR 600.
6. The intelligent fresh air controller of claim 1, wherein the power module employs an MP173A regulator for voltage regulation.
7. The intelligent fresh air controller of claim 1, wherein the master control module employs an RT1062 chip.
8. The intelligent fresh air controller of claim 2, wherein the voice recognition module is an NRK2202 offline voice recognition module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120951771.4U CN214701177U (en) | 2021-05-06 | 2021-05-06 | Intelligent fresh air controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120951771.4U CN214701177U (en) | 2021-05-06 | 2021-05-06 | Intelligent fresh air controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214701177U true CN214701177U (en) | 2021-11-12 |
Family
ID=78535838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120951771.4U Active CN214701177U (en) | 2021-05-06 | 2021-05-06 | Intelligent fresh air controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214701177U (en) |
-
2021
- 2021-05-06 CN CN202120951771.4U patent/CN214701177U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204836199U (en) | POE power module and be provided with POE power module's cable | |
| CN102955551B (en) | Power supply device | |
| CN106851927B (en) | A kind of multichannel light modulation toning LED drive circuit of speech recognition | |
| CN101424924A (en) | Sound control intelligent household control system | |
| CN205484454U (en) | BLE bluetooth low -power consumption intelligent ammeter | |
| CN102973404A (en) | Sauna room or far infrared sauna room and controlling process thereof | |
| CN110161910A (en) | A kind of full room networking type intelligent appliance control system and control method | |
| CN208367504U (en) | A kind of 86 box panels for supporting voice control and Mesh networking | |
| CN201181413Y (en) | Acoustic control intelligent household control device | |
| CN214701177U (en) | Intelligent fresh air controller | |
| CN113595578B (en) | Detachable communication module | |
| CN108255065A (en) | A kind of KNX panels of voice control | |
| CN111273594A (en) | Household intelligent distribution box control system with voice interaction and scene control | |
| CN117012196A (en) | Intelligent voice control power switch system | |
| CN208362737U (en) | A kind of electric clothes hanger with voice control system | |
| CN104143855A (en) | Power supply unit capable of achieving zero stand-by power consumption | |
| CN202841489U (en) | Wireless Bluetooth high-fidelity background music controller | |
| CN215118307U (en) | Remote control module integrating voice recognition and Bluetooth BLE | |
| CN209133215U (en) | A kind of speech recognition system | |
| CN210606619U (en) | Intelligent voice control equipment and system | |
| CN208806959U (en) | Wireless charging speaker with voice interactive function | |
| CN209690731U (en) | A kind of intelligent plug and smart home device control system | |
| CN210005897U (en) | laboratory intelligent power supply device based on voice control | |
| CN2459694Y (en) | USB based multi-function remote controller | |
| CN113223898A (en) | 86 type multifunctional intelligent switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |