CN211063778U - Audio playing circuit of network camera - Google Patents
Audio playing circuit of network camera Download PDFInfo
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- CN211063778U CN211063778U CN202020040194.9U CN202020040194U CN211063778U CN 211063778 U CN211063778 U CN 211063778U CN 202020040194 U CN202020040194 U CN 202020040194U CN 211063778 U CN211063778 U CN 211063778U
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- power amplifier
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- amplifier chip
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- gk710xs
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Abstract
The utility model discloses an audio playback circuit of network camera, include: the power amplifier comprises a GK710XS control chip, an HT6872 power amplifier chip electrically connected with the GK710XS control chip, and a loudspeaker electrically connected with the HT6872 power amplifier chip. The utility model discloses a be connected HT6872 power amplifier chip and GK710XS control chip, loudspeaker are connected with HT6872 power amplifier chip, and HT6872 power amplifier chip is given to GK710XS control chip output audio information, and HT6872 power amplifier chip exports for loudspeaker to can satisfy the demand of broadcast music, promote the recreational of network camera.
Description
Technical Field
The utility model relates to a network camera technical field especially relates to a network camera's audio playback circuit.
Background
The existing network cameras are not provided with AUX playing output ports, because the network cameras on the market can only be used as pure monitoring IPC, the network cameras have no music playing function and have no entertainment. Furthermore, the network camera for consumer use has a small volume, so that a large loudspeaker cannot be arranged in the network camera, and the tone quality of a small loudspeaker is poor.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the audio playing circuit of the network camera meets the requirement of playing music.
The technical scheme of the utility model as follows: an audio playing circuit of a network camera is provided, which comprises: the wireless power amplifier comprises a GK710XS control chip, an HT6872 power amplifier chip electrically connected with the GK710XS control chip, and a loudspeaker electrically connected with the HT6872 power amplifier chip; the first pin of HT6872 power amplifier chip and GK710XS control chip H16 pin electric connection, the second pin of HT6872 power amplifier chip is through a electric capacity ground connection, the third pin of HT6872 power amplifier chip and the T14 pin electric connection of GK710XS control chip, the fourth pin of HT6872 power amplifier chip and the R14 pin electric connection of GK710XS control chip, the fifth pin of HT6872 power amplifier chip and the anodal electric connection of loudspeaker, the sixth pin and the VCC end of HT6872 power amplifier chip are connected, the seventh pin ground connection of HT6872 power amplifier chip, the eighth pin and the negative pole electric connection of loudspeaker of HT6872 power amplifier chip. The GK710XS controls a pin H16 of the chip and a first pin of an HT6872 power amplifier chip, the GK710XS controls the chip to control the HT6872 power amplifier chip to be started and closed, the GK710XS controls the chip to output audio information to a third pin and a fourth pin of the HT6872 power amplifier chip, and the HT6872 power amplifier chip outputs the audio information to a loudspeaker through a fifth pin and an eighth pin of the HT6872 power amplifier chip after being amplified. HT6872 power amplifier chip is connected with GK710XS control chip, and loudspeaker are connected with HT6872 power amplifier chip, and HT6872 power amplifier chip is given to GK710XS control chip output audio information, and HT6872 power amplifier chip exports for loudspeaker to can satisfy the demand of broadcast music, promote the recreational of network camera.
Further, the audio playing circuit of the network camera further includes: and the AUX audio interface is electrically connected with the fifth pin and the eighth pin of the HT6872 power amplifier chip. The AUX audio interface can be externally connected with a loudspeaker, so that audio information output by the HT6872 power amplifier chip is played on the externally connected loudspeaker, and better tone quality and sound effect can be obtained.
Furthermore, a sixth pin of the HT6872 power amplifier chip is connected to a plurality of filter capacitors.
Further, the audio playing circuit of the network camera further includes: the power amplifier comprises a first transient voltage suppression diode and a second transient voltage suppression diode, wherein one end of the first transient voltage suppression diode is grounded, the other end of the first transient voltage suppression diode is electrically connected with a fifth pin of an HT6872 power amplifier chip, one end of the second transient voltage suppression diode is grounded, and the other end of the second transient voltage suppression diode is electrically connected with an eighth pin of the HT6872 power amplifier chip.
Further, the audio playing circuit of the network camera further includes: and the loudspeaker is electrically connected with the HT6872 power amplifier chip through the switching port. The adapter can be convenient for the loudspeaker to be connected with the HT6872 power amplifier chip.
Adopt above-mentioned scheme, the utility model provides an audio playback circuit of network camera is connected HT6872 power amplifier chip and GK710XS control chip, and loudspeaker are connected with HT6872 power amplifier chip, and HT6872 power amplifier chip is given to GK710XS control chip output audio information, and HT6872 power amplifier chip exports for loudspeaker to can satisfy the demand of broadcast music, promote network camera's recreational.
Drawings
FIG. 1 is a functional block diagram of the present invention;
fig. 2 is a schematic circuit diagram of a GK710XS control chip according to the present invention;
fig. 3 is a schematic circuit diagram of the HT6872 power amplifier chip and the adapter of the present invention;
fig. 4 is a schematic circuit diagram of the speaker and the AUX audio interface of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-4, the present invention provides an audio playing circuit of a network camera, including: the wireless power amplifier comprises a GK710XS control chip 10, an HT6872 power amplifier chip 20 electrically connected with the GK710XS control chip 10, and a loudspeaker 30 electrically connected with the HT6872 power amplifier chip 20; the first pin of HT6872 power amplifier chip 20 and GK710XS control chip 10H16 pin electric connection, the second pin of HT6872 power amplifier chip 20 is through a electric capacity ground connection, the third pin of HT6872 power amplifier chip 20 and the T14 pin electric connection of GK710XS control chip 10, the fourth pin of HT6872 power amplifier chip 20 and the R14 pin electric connection of GK710XS control chip 10, the fifth pin of HT6872 power amplifier chip 20 and the positive pole electric connection of loudspeaker 30, the sixth pin and the VCC end of HT6872 power amplifier chip 20 are connected, the seventh pin of HT6872 power amplifier chip 20 is ground, the eighth pin and the negative pole electric connection of loudspeaker 30 of HT6872 power amplifier chip 20. The GK710XS controls the chip 10H16 pin and the first pin of the HT6872 power amplifier chip 20, the GK710XS controls the chip 10 to control the on and off of the HT6872 power amplifier chip 20, the GK710XS controls the chip 10 to output audio information to the third pin and the fourth pin of the HT6872 power amplifier chip 20, and the HT6872 power amplifier chip 20 outputs the audio information to the loudspeaker 30 through the fifth pin and the eighth pin of the HT6872 power amplifier chip 20 after amplification. HT6872 power amplifier chip 20 is connected with GK710XS control chip 10, and loudspeaker 30 is connected with HT6872 power amplifier chip 20, and the audio information is given HT6872 power amplifier chip 20 to GK710XS control chip 10 output, and HT6872 power amplifier chip 20 outputs for loudspeaker 30 to can satisfy the demand of playing music, promote the recreational of network camera. The GK710XS control chip 10 is a control chip of a webcam.
The audio playback circuit of network camera still includes: the AUX audio interface 40, the AUX audio interface 40 is electrically connected with the fifth pin and the eighth pin of the HT6872 power amplifier chip 20. The AUX audio interface 40 can be externally connected with the loudspeaker 30, so that the audio information output by the HT6872 power amplifier chip 20 is played on the externally connected loudspeaker 30, and a better tone quality and sound effect can be obtained.
And the sixth pin of the HT6872 power amplifier chip 20 is connected to a plurality of filter capacitors 50.
The audio playback circuit of network camera still includes: the power amplifier comprises a first transient voltage suppressor diode 61 and a second transient voltage suppressor diode 62, wherein one end of the first transient voltage suppressor diode 61 is grounded, the other end of the first transient voltage suppressor diode 61 is electrically connected with the fifth pin of the HT6872 power amplifier chip 20, and one end of the second transient voltage suppressor diode 62 is grounded, and the other end of the second transient voltage suppressor diode 62 is electrically connected with the eighth pin of the HT6872 power amplifier chip 20.
The audio playback circuit of network camera still includes: the horn 30 is electrically connected with the HT6872 power amplifier chip 20 through the adapter 70. The adapter 70 facilitates the connection between the speaker 30 and the HT6872 power amplifier chip 20.
To sum up, the utility model provides an audio playback circuit of network camera is connected HT6872 power amplifier chip and GK710XS control chip, and loudspeaker are connected with HT6872 power amplifier chip, and HT6872 power amplifier chip is given to GK710XS control chip output audio information, and HT6872 power amplifier chip exports loudspeaker to can satisfy the demand of broadcast music, promote network camera's recreational.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. An audio playing circuit of a network camera is characterized by comprising: the wireless power amplifier comprises a GK710XS control chip, an HT6872 power amplifier chip electrically connected with the GK710XS control chip, and a loudspeaker electrically connected with the HT6872 power amplifier chip; the first pin of HT6872 power amplifier chip and GK710XS control chip H16 pin electric connection, the second pin of HT6872 power amplifier chip is through a electric capacity ground connection, the third pin of HT6872 power amplifier chip and the T14 pin electric connection of GK710XS control chip, the fourth pin of HT6872 power amplifier chip and the R14 pin electric connection of GK710XS control chip, the fifth pin of HT6872 power amplifier chip and the anodal electric connection of loudspeaker, the sixth pin and the VCC end of HT6872 power amplifier chip are connected, the seventh pin ground connection of HT6872 power amplifier chip, the eighth pin and the negative pole electric connection of loudspeaker of HT6872 power amplifier chip.
2. The audio playback circuit of a network camera according to claim 1, further comprising: and the AUX audio interface is electrically connected with the fifth pin and the eighth pin of the HT6872 power amplifier chip.
3. The audio playback circuit of a network camera according to claim 1, wherein the sixth pin of the HT6872 power amplifier chip is connected to a plurality of filter capacitors.
4. The audio playback circuit of a network camera according to claim 1, further comprising: the power amplifier comprises a first transient voltage suppression diode and a second transient voltage suppression diode, wherein one end of the first transient voltage suppression diode is grounded, the other end of the first transient voltage suppression diode is electrically connected with a fifth pin of an HT6872 power amplifier chip, one end of the second transient voltage suppression diode is grounded, and the other end of the second transient voltage suppression diode is electrically connected with an eighth pin of the HT6872 power amplifier chip.
5. The audio playback circuit of a network camera according to claim 1, further comprising: and the loudspeaker is electrically connected with the HT6872 power amplifier chip through the switching port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040194.9U CN211063778U (en) | 2020-01-08 | 2020-01-08 | Audio playing circuit of network camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040194.9U CN211063778U (en) | 2020-01-08 | 2020-01-08 | Audio playing circuit of network camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211063778U true CN211063778U (en) | 2020-07-21 |
Family
ID=71590210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020040194.9U Active CN211063778U (en) | 2020-01-08 | 2020-01-08 | Audio playing circuit of network camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211063778U (en) |
-
2020
- 2020-01-08 CN CN202020040194.9U patent/CN211063778U/en active Active
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