CN210983677U - Alarm control system for remote transmission - Google Patents
Alarm control system for remote transmission Download PDFInfo
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- CN210983677U CN210983677U CN202020303132.2U CN202020303132U CN210983677U CN 210983677 U CN210983677 U CN 210983677U CN 202020303132 U CN202020303132 U CN 202020303132U CN 210983677 U CN210983677 U CN 210983677U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims description 36
- 230000007123 defense Effects 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000005236 sound signal Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 230000003321 amplification Effects 0.000 claims 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 4
- 238000013480 data collection Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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Abstract
The utility model discloses a remote transmission's alarm control system, including defence area information acquisition circuit, high frequency receiving circuit, audio power amplifier circuit, controller unit, L oRa wireless expansion module, communication module, power processing circuit, keyboard interface circuit, display circuit and output control circuit, the utility model discloses can realize defence area information acquisition, utilize L oRa wireless expansion module to carry out remote data receiving and dispatching, can make controller unit and remote equipment establish two-way contact, improve the efficiency and the stability of system operation, enlarge the wireless coverage of system to defence area.
Description
Technical Field
The utility model relates to an alarm control system especially relates to an alarm control system of remote transmission.
Background
The traditional security alarm product needs wiring in actual use, is limited by fields and the like, has high construction difficulty, and cannot meet the development requirement of a modern alarm system. At present, a 315MHz, 433MHz and 2.4G wireless communication technology is mainly adopted in a networking control system; because the wireless technologies used by 2.4G frequency, such as ZigBee, Bluetooth and the like, have over-high frequency, poor penetration capability, short transmission distance, easy signal interference and complex protocol. Compared with 315MHz and 433MHz, the working frequency is low, the penetrability is good, the cost is low, and the transmission distance is far longer than that of the 2.4G frequency band.
The conventional network alarm control system is only suitable for families, commercial shops and small factories; in practical application, wiring and net arrangement are needed, the construction difficulty is high and the development requirement of realizing an alarm system in a large area cannot be met due to the limitation of fields and the like; however, the 433MHZ wireless transmission is combined with GPRS, 4G, WIFI and the like to realize a remote alarm control system, and the alarm control system is subjected to a lot of environmental factors and has certain difficulty in large-scale arrangement; the adopted carrier frequencies of 315MHZ and 433MHZ can also cause problems such as interference and the like if the transmitting devices with the same frequency exist, so that the alarm controller unit cannot receive the circuit and cannot normally receive the trigger information of the front-end detector, thereby not realizing bidirectional transmission, and the problems become a fatal defect of realizing the alarm control system.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a teletransmission's alarm control system for solving above-mentioned problem, including defence area information acquisition circuit, high frequency receiving circuit, audio power amplifier circuit, controller unit, L oRa wireless expansion module, communication module, power processing circuit, keyboard interface circuit, display circuit and output control circuit, power processing circuit is used for mains operated, switch control and current detection, defence area information acquisition circuit, L oRa wireless expansion module, power processing circuit, high frequency receiving circuit, display circuit, output control circuit all link to each other with the controller unit, defence area information acquisition circuit is used for defence area environmental data collection, audio power amplifier circuit is used for audio signal output.
The beneficial effects of the utility model reside in that the utility model discloses can realize the defence area information acquisition, utilize L oRa wireless expansion module to carry out remote data receiving and dispatching, can make controller unit and remote equipment establish two-way contact, improve the efficiency and the stability of system operation, the wireless coverage of expansion system to the defence area.
Drawings
FIG. 1 is a system diagram of the present invention;
fig. 2 is a circuit diagram of a high-frequency receiving circuit;
FIG. 3 is a circuit diagram of a controller unit;
fig. 4 is a circuit diagram of a high-frequency receiving circuit;
FIG. 5 is a circuit diagram of a display circuit;
FIG. 6 is a circuit diagram of a display circuit;
fig. 7 is a circuit diagram of the output control circuit.
In the figure: z1-lightning protection unit; C1-C2-second capacitance; c3 — third capacitance; c4-fourth capacitance; r1 — first resistance; r2 — second resistance; r3 — third resistance; r4-fourth resistor; r5-fifth resistor; c6 — sixth capacitance; r6-sixth resistance; r7 — seventh resistor; r8 — eighth resistance; r9 — ninth resistor; r10 — tenth resistance; r11 — eleventh resistor; r12 — twelfth resistor; q1-first triode; q2-second transistor; q3-third transistor; q4-fourth transistor; u1 — receiving chip unit; u2-power amplifier chip; u3-device driver chip; v1 — first dc power supply; v2 — second dc supply; d-light emitting diodes.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in the attached drawing 1, the utility model relates to a remote transmission's alarm control system, including local defence area information acquisition circuit, remote defence area information acquisition circuit, high frequency receiving circuit, audio power amplifier circuit, controller unit, L oRa wireless expansion module, communication module, power processing circuit, keyboard interface circuit, display circuit and output control circuit, power processing circuit is used for mains operated, switch control and current detection, defence area information acquisition circuit, power processing circuit, high frequency receiving circuit, display circuit, output control circuit all link to each other with the controller unit, local defence area information acquisition circuit is used for local defence area environmental data collection, remote defence area information acquisition circuit passes through L oRa wireless expansion module and links to each other with the controller unit, is used for remote defence area environmental data collection, audio power amplifier circuit is used for audio signal output.
As shown in figure 2, the remote defense area information acquisition circuit comprises an L oRa displacement sensor, a L oRa wireless door sensor, a L oRa wireless infrared detector and a L oRa wireless smoke sensor, wherein the L oRa displacement sensor, the L oRa wireless door sensor, the L oRa wireless infrared detector and the L oRa wireless smoke sensor are all connected with a L oRa wireless expansion module.
As shown in fig. 3, the controller unit is a single chip microcomputer.
As shown in fig. 4, the high frequency receiving circuit includes a ground protection circuit, a filter circuit, a receiving chip unit and a receiving output circuit; the grounding protection circuit comprises a lightning protection unit, a first capacitor and a first resistor; the first end of the lightning protection unit, the first end of the first capacitor and the first end of the first resistor are connected with the input end of the high-frequency receiving circuit and the input end of the filtering processing circuit; the second end of the lightning protection unit, the second end of the first capacitor and the second end of the first resistor are grounded; the filter circuit comprises a second resistor, a second capacitor and a third capacitor; the first end of the second capacitor is connected with the first end of the first resistor; the second end of the second capacitor is connected with the first end of the second resistor and the first end of the third capacitor; the second end of the second resistor is grounded; the second end of the third capacitor is connected with the input end of the receiving chip unit; the receiving output circuit comprises a third resistor; and the output end of the receiving chip unit is connected with the controller unit through a third resistor.
As shown in fig. 5, the display circuit includes at least one driving circuit and at least one led circuit; the driving circuit comprises a driving resistor, a first triode, a light emitting diode, a fourth resistor and a light emitting diode; the first output end of the controller unit is connected with the base electrode of the triode through a driving resistor; the second output end of the controller unit is connected with the anode of the light-emitting diode through a fourth resistor; the cathode of the light emitting diode is connected with the collector of the first triode; the emitting electrode of the first triode is grounded.
As shown in fig. 6, the audio power amplifier circuit includes an RC filter circuit, a fourth capacitor, a fifth resistor, a power amplifier chip, a sixth resistor, and a second triode; the RC filter circuit comprises a seventh resistor, an eighth resistor, a fifth capacitor and a sixth capacitor; the controller unit is connected with the first end of the fifth capacitor and the first end of the eighth resistor through a seventh resistor; the second end of the eighth resistor is connected with the first end of the sixth capacitor and the first end of the fourth capacitor; the second end of the fourth capacitor is connected with the power amplifier chip through a fifth resistor; the output end of the controller unit is connected with the base electrode of the second triode through a sixth resistor; the collector of the second triode is connected with the output end of the power amplifier chip; and the second end of the fifth capacitor, the second end of the sixth capacitor and the emitter of the second triode are grounded.
As shown in fig. 7, the output control circuit includes a ninth resistor, a tenth resistor, a fourth triode, an eleventh resistor, a device driver chip, a first dc power supply, a second dc power supply, and a twelfth resistor; the output end of the controller unit is connected with the base electrode of the third triode through a ninth resistor; the first direct current power supply is connected with the collector electrode of the third triode and the input end of the equipment driving chip through a tenth resistor; the output end of the equipment driving chip is connected with the second end of the twelfth resistor and the collector of the fourth triode; the second direct current power supply is connected with the first end of the twelfth resistor; the output end of the controller unit is connected with the base electrode of the fourth triode through an eleventh resistor; and the emitter of the fourth triode is grounded.
The controller unit adopts a single chip microcomputer controller unit, the defense area information acquisition circuit acquires local data, the L oRa wireless expansion module realizes remote data acquisition, the data acquisition is realized by a L oRa remote controller, a L0 oRa infrared detector, a L oRa displacement sensor, a L oRaSOS emergency button and a L oRa relay to control a L oRa door magnetic induction switch, and the L oRaSOS emergency button, an L oRa relay and a L oRa door magnetic induction switch realize home safety remote control with the alarm controller unit, the L oRa wireless expansion module receives and transmits data, establishes two-way connection with the defense area information acquisition equipment, and has strong stability and anti-interference capability.
The display circuit is connected with the output end of the controller unit, and can realize alarm display. The communication module can realize the communication between the controller unit and other terminal equipment, and adopts a GPRS communication module.
The utility model discloses can realize the defence area information acquisition, utilize L oRa wireless expansion module to carry out remote data receiving and dispatching, can make controller unit and remote equipment establish two-way contact, improve the efficiency and the stability of system operation, enlarge the wireless coverage of system to the defence area.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.
Claims (7)
1. A remote transmission alarm control system is characterized by comprising a local defense area information acquisition circuit, a remote defense area information acquisition circuit, a high-frequency receiving circuit, an audio power amplification circuit, a controller unit, an L oRa wireless expansion module, a communication module, a power supply processing circuit, a keyboard interface circuit, a display circuit and an output control circuit, wherein the power supply processing circuit is used for power supply, power switch control and current detection, the defense area information acquisition circuit, the power supply processing circuit, the high-frequency receiving circuit, the display circuit and the output control circuit are all connected with the controller unit, the local defense area information acquisition circuit is used for local defense area environment data acquisition, the remote defense area information acquisition circuit is connected with the controller unit through a L oRa wireless expansion module and used for remote defense area environment data acquisition, and the audio power amplification circuit is used for audio signal output.
2. The alarm control system of claim 1, wherein the remote defense area information acquisition circuit comprises L oRa displacement sensor, L oRa wireless door sensor, L oRa wireless infrared detector and L oRa wireless smoke sensor, and the L oRa displacement sensor, L oRa wireless door sensor, L oRa wireless infrared detector and L oRa wireless smoke sensor are all connected with L oRa wireless expansion module.
3. The remote alarm control system of claim 1, wherein the controller unit is a single-chip microcomputer.
4. The alarm control system of claim 1, wherein the high frequency receiving circuit comprises a ground protection circuit, a filter circuit, a receiving chip unit and a receiving output circuit; the grounding protection circuit comprises a lightning protection unit, a first capacitor and a first resistor; the first end of the lightning protection unit, the first end of the first capacitor and the first end of the first resistor are connected with the input end of the high-frequency receiving circuit and the input end of the filtering processing circuit; the second end of the lightning protection unit, the second end of the first capacitor and the second end of the first resistor are grounded; the filter circuit comprises a second resistor, a second capacitor and a third capacitor; the first end of the second capacitor is connected with the first end of the first resistor; the second end of the second capacitor is connected with the first end of the second resistor and the first end of the third capacitor; the second end of the second resistor is grounded; the second end of the third capacitor is connected with the input end of the receiving chip unit; the receiving output circuit comprises a third resistor; and the output end of the receiving chip unit is connected with the controller unit through a third resistor.
5. The remote alarm control system of claim 1, wherein the display circuit comprises at least one driver circuit and at least one led circuit; the driving circuit comprises a driving resistor, a first triode, a light emitting diode, a fourth resistor and a light emitting diode; the first output end of the controller unit is connected with the base electrode of the triode through a driving resistor; the second output end of the controller unit is connected with the anode of the light-emitting diode through a fourth resistor; the cathode of the light emitting diode is connected with the collector of the first triode; the emitting electrode of the first triode is grounded.
6. The alarm control system of claim 1, wherein the audio power amplifier circuit comprises an RC filter circuit, a fourth capacitor, a fifth resistor, a power amplifier chip, a sixth resistor and a second triode; the RC filter circuit comprises a seventh resistor, an eighth resistor, a fifth capacitor and a sixth capacitor; the controller unit is connected with the first end of the fifth capacitor and the first end of the eighth resistor through a seventh resistor; the second end of the eighth resistor is connected with the first end of the sixth capacitor and the first end of the fourth capacitor; the second end of the fourth capacitor is connected with the power amplifier chip through a fifth resistor; the output end of the controller unit is connected with the base electrode of the second triode through a sixth resistor; the collector of the second triode is connected with the output end of the power amplifier chip; and the second end of the fifth capacitor, the second end of the sixth capacitor and the emitter of the second triode are grounded.
7. The alarm control system of claim 1, wherein the output control circuit comprises a ninth resistor, a tenth resistor, a fourth triode, an eleventh resistor, a device driver chip, a first direct current power supply, a second direct current power supply and a twelfth resistor; the output end of the controller unit is connected with the base electrode of the third triode through a ninth resistor; the first direct current power supply is connected with the collector electrode of the third triode and the input end of the equipment driving chip through a tenth resistor; the output end of the equipment driving chip is connected with the second end of the twelfth resistor and the collector of the fourth triode; the second direct current power supply is connected with the first end of the twelfth resistor; the output end of the controller unit is connected with the base electrode of the fourth triode through an eleventh resistor; and the emitter of the fourth triode is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020303132.2U CN210983677U (en) | 2020-03-12 | 2020-03-12 | Alarm control system for remote transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020303132.2U CN210983677U (en) | 2020-03-12 | 2020-03-12 | Alarm control system for remote transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210983677U true CN210983677U (en) | 2020-07-10 |
Family
ID=71420703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020303132.2U Active CN210983677U (en) | 2020-03-12 | 2020-03-12 | Alarm control system for remote transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210983677U (en) |
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2020
- 2020-03-12 CN CN202020303132.2U patent/CN210983677U/en active Active
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