CN216792705U - Signal feedback device for intelligent home linkage integrated control - Google Patents
Signal feedback device for intelligent home linkage integrated control Download PDFInfo
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- CN216792705U CN216792705U CN202120760567.4U CN202120760567U CN216792705U CN 216792705 U CN216792705 U CN 216792705U CN 202120760567 U CN202120760567 U CN 202120760567U CN 216792705 U CN216792705 U CN 216792705U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses a signal feedback device for intelligent home linkage integrated control, which comprises a power amplifier U1, a resistor R11, a transient suppression diode TV1 and a resistor R12 which are connected in series between a VINP pin and a VINN pin of a power amplifier U1, a capacitor C11 connected between the VINP pin and the VINN pin of the power amplifier U1, a DC converter U2 with an RMS pin connected with a Vo pin of the power amplifier U1 through a resistor R15, a comparator U3 with an input anode connected with an OUT pin of the DC converter U2, a capacitor C29 with one end connected with an output end of the comparator U3 and the other end connected between a resistor R22 and a resistor R23, a capacitor C25 with one end connected between the resistor R21 and the resistor R22 and the other end grounded, and a capacitor C27 with one end connected with the input anode of the comparator U3 and the other end grounded.
Description
Technical Field
The utility model relates to the technical field of intelligent home furnishing, in particular to a signal feedback device for intelligent home furnishing linkage integrated control.
Background
The intelligent home is characterized in that a home is taken as a platform, facilities related to home life are integrated by utilizing a comprehensive wiring technology, a network communication technology, a safety precaution technology, an automatic control technology and an audio and video technology, and an efficient management system for home facilities and family schedule affairs is constructed, so that the home safety, convenience, comfortableness and artistry are improved, and the environment-friendly and energy-saving living environment is realized.
At present, the intelligent household equipment in the prior art can be controlled independently or in a linkage manner; in any way, it needs to go through the following steps: receiving control signals-performing control processes-feeding back execution status, etc. However, in the prior art, signal feedback is transmitted by using a simple signal access, and the signal feedback is unreliable.
Therefore, a signal feedback device for intelligent home linkage integrated control, which has a simple structure and reliable transmission, is urgently needed to be provided.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model aims to provide a signal feedback device for intelligent home linkage integrated control, and the technical scheme adopted by the utility model is as follows:
a signal feedback device for intelligent home linkage integrated control comprises a signal acquisition circuit and a signal amplification feedback circuit connected with the signal acquisition circuit; the signal acquisition circuit comprises a power amplifier U1 with the model number of ADA4075, a resistor R11, a transient suppression diode TV1 and a resistor R12 which are connected in series between a VINP pin and a VINN pin of the power amplifier U1, a capacitor C11 connected between a VINP pin and a VINN pin of the power amplifier U1, a capacitor C12 and a resistor R13 which are connected in parallel, wherein one end of the capacitor C12 and the other end of the capacitor R13 are connected with the VINP pin of the power amplifier U1, the other end of the capacitor C13 and the other end of the resistor R14 are connected in parallel, one end of the capacitor C13 is connected with the VINN pin of the power amplifier U1, and the other end of the capacitor C14 is grounded;
the signal amplification feedback circuit comprises an RMS pin, a DC converter U2 of which the model is AD8436 and the input positive electrode is connected with a Vo pin of a power amplifier U1 through a resistor R15, a comparator U3 of which the input positive electrode is connected with an OUT pin of the DC converter U2 through a resistor R21, a resistor R22 and a resistor R23 which are connected in series, a capacitor C29 of which one end is connected with the output end of the comparator U3 and the other end is connected between the resistor R22 and the resistor R23, a capacitor C25 of which one end is connected between the resistor R21 and the resistor R22 and the other end is grounded, and a capacitor C27 of which one end is connected with the input positive electrode of the comparator U3 and the other end is grounded; and the negative input pole of the comparator U3 is connected with the output end.
Further, the signal acquisition circuit comprises a capacitor C14 and a capacitor C15 which are connected in parallel, wherein one end of the capacitor C14 is connected with the V-pin of the power amplifier U1, and the other end of the capacitor C15 is grounded, and a capacitor C16 and a capacitor C17 which are connected in parallel, one end of the capacitor C16 is connected with the V + pin of the power amplifier U1, and the other end of the capacitor C17 is grounded.
Further, the signal amplification feedback circuit comprises a capacitor C21 connected between a CAVG pin and a VCC pin of the DC converter U2, a capacitor C22 connected between a CCF pin and a VCC pin of the DC converter U2, a capacitor C23 with one end connected with the VCC pin of the DC converter U2 and the other end grounded, a capacitor C24 with one end connected with a VEE pin of the DC converter U2 and the other end grounded, a capacitor C28 with one end connected with a positive power supply end of the comparator U3 and the other end grounded, and a capacitor C26 with one end connected with a negative power supply end of the comparator U3 and the other end grounded.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model skillfully arranges a power amplifier U1 to obtain a feedback signal and amplify the feedback signal; the amplified feedback signal is input to the DC converter U2, and feedback locking output is performed by using the comparator U3, so that continuous and reliable signal transmission is ensured. In conclusion, the intelligent household signal processing system has the advantages of simple structure, reliable signal transmission and the like, and has high practical value and popularization value in the technical field of intelligent household.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope of protection, and it is obvious for those skilled in the art that other related drawings can be obtained according to these drawings without inventive efforts.
Fig. 1 is a schematic diagram of a signal amplification feedback circuit according to the present invention.
Fig. 2 is a schematic diagram of a signal amplification feedback circuit of the present invention.
Detailed Description
To further clarify the objects, technical solutions and advantages of the present application, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Examples
As shown in fig. 1 to fig. 2, the present embodiment provides a signal feedback device for smart home linkage integrated control, which includes a signal acquisition circuit and a signal amplification feedback circuit connected to the signal acquisition circuit. It should be noted that, the present embodiment is based on the structural improvement, and does not improve the software program, and it adopts the conventional program segment combination, which is not described herein again.
In this embodiment, the signal acquisition circuit includes a power amplifier U1 of type ADA4075, a resistor R11, a transient suppression diode TV1 and a resistor R12 connected in series between a VINP pin and a VINN pin of the power amplifier U1, a capacitor C11 connected in series between a VINP pin and a VINN pin of the power amplifier U1, a capacitor C12 and a resistor R13 connected in parallel with one end connected to a VINP pin of the power amplifier U1 and the other end grounded, a capacitor C13 and a resistor R14 connected in parallel with one end connected to a VINN pin of the power amplifier U1 and the other end grounded, a capacitor C14 and a capacitor C15 connected in parallel with one end connected to a V-pin of the power amplifier U1 and the other end grounded, and a capacitor C16 and a capacitor C17 connected in parallel with one end connected to a V + pin of the power amplifier U1 and the other end grounded.
In this embodiment, the signal amplification feedback circuit includes a DC converter U2 of a model AD8436 having an RMS pin connected to a Vo pin of a power amplifier U1 through a resistor R15, a comparator U3 having an input anode connected to an OUT pin of a DC converter U2 through a resistor R21, a resistor R22, and a resistor R23 connected in series, a capacitor C29 having one end connected to an output terminal of the comparator U3 and the other end connected between a resistor R22 and a resistor R23, a capacitor C25 having one end connected between the resistor R21 and the resistor R22 and the other end grounded, a capacitor C27 having one end connected to an input anode of the comparator U3 and the other end grounded, a capacitor C21 connected between a CAVG pin and a VCC pin of the DC converter U2, a capacitor C22 connected between a CCF pin and a vevcc pin of the DC converter U2, a capacitor C23 having one end connected to a VCC pin of the DC converter U2 and the other end grounded, and a connection pin of the DC converter U2, A capacitor C24 having the other end grounded, a capacitor C28 having one end connected to the positive power supply terminal of the comparator U3 and the other end grounded, and a capacitor C26 having one end connected to the negative power supply terminal of the comparator U3 and the other end grounded. And the negative input pole of the comparator U3 is connected with the output end.
In the embodiment, a power amplifier U1 is used to collect and amplify the linkage action state signal; the transient suppression diode TV1 is arranged to suppress instantaneous distortion of signals, and signal acquisition is guaranteed to be reliable. Further, in the present embodiment, the DC converter U2 is provided to perform feedback locking on the converted signal, so that the signal is ensured to be continuously reliable, and only after the state is changed, the signal is changed.
The above-mentioned embodiments are only preferred embodiments of the present invention, and do not limit the scope of the present invention, but all the modifications made by the principles of the present invention and the non-inventive efforts based on the above-mentioned embodiments shall fall within the scope of the present invention.
Claims (3)
1. A signal feedback device for intelligent home linkage integrated control is characterized by comprising a signal acquisition circuit and a signal amplification feedback circuit connected with the signal acquisition circuit; the signal acquisition circuit comprises a power amplifier U1 with the model number of ADA4075, a resistor R11, a transient suppression diode TV1 and a resistor R12 which are connected in series between a VINP pin and a VINN pin of the power amplifier U1, a capacitor C11 connected between a VINP pin and a VINN pin of the power amplifier U1, a capacitor C12 and a resistor R13 which are connected in parallel, wherein one end of the capacitor C12 and the other end of the capacitor R13 are connected with the VINP pin of the power amplifier U1, the other end of the capacitor C13 and the other end of the resistor R14 are connected in parallel, one end of the capacitor C13 is connected with the VINN pin of the power amplifier U1, and the other end of the capacitor C14 is grounded;
the signal amplification feedback circuit comprises an RMS pin, a DC converter U2 of which the model is AD8436 and the input positive electrode is connected with a Vo pin of a power amplifier U1 through a resistor R15, a comparator U3 of which the input positive electrode is connected with an OUT pin of the DC converter U2 through a resistor R21, a resistor R22 and a resistor R23 which are connected in series, a capacitor C29 of which one end is connected with the output end of the comparator U3 and the other end is connected between the resistor R22 and the resistor R23, a capacitor C25 of which one end is connected between the resistor R21 and the resistor R22 and the other end is grounded, and a capacitor C27 of which one end is connected with the input positive electrode of the comparator U3 and the other end is grounded; and the negative input pole of the comparator U3 is connected with the output end.
2. The signal feedback device of claim 1, wherein the signal acquisition circuit comprises a capacitor C14 and a capacitor C15, one end of which is connected with a V-pin of a power amplifier U1 after being connected in parallel and the other end of which is grounded, and a capacitor C16 and a capacitor C17, one end of which is connected with a V + pin of a power amplifier U1 after being connected in parallel and the other end of which is grounded.
3. The signal feedback device of the intelligent home linkage integrated control as claimed in claim 1 or 2, wherein the signal amplification feedback circuit comprises a capacitor C21 connected between a CAVG pin and a VCC pin of the DC converter U2, a capacitor C22 connected between a CCF pin and a VCC pin of the DC converter U2, a capacitor C23 having one end connected to the VCC pin of the DC converter U2 and the other end grounded, a capacitor C24 having one end connected to a VEE pin of the DC converter U2 and the other end grounded, a capacitor C28 having one end connected to a positive power source end of the comparator U3 and the other end grounded, and a capacitor C26 having one end connected to a negative power source end of the comparator U3 and the other end grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120760567.4U CN216792705U (en) | 2021-04-14 | 2021-04-14 | Signal feedback device for intelligent home linkage integrated control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120760567.4U CN216792705U (en) | 2021-04-14 | 2021-04-14 | Signal feedback device for intelligent home linkage integrated control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216792705U true CN216792705U (en) | 2022-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120760567.4U Active CN216792705U (en) | 2021-04-14 | 2021-04-14 | Signal feedback device for intelligent home linkage integrated control |
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| Country | Link |
|---|---|
| CN (1) | CN216792705U (en) |
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2021
- 2021-04-14 CN CN202120760567.4U patent/CN216792705U/en active Active
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