CN209913966U - A intelligent communication equipment case for high definition video monitoring - Google Patents
A intelligent communication equipment case for high definition video monitoring Download PDFInfo
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- CN209913966U CN209913966U CN201921179707.8U CN201921179707U CN209913966U CN 209913966 U CN209913966 U CN 209913966U CN 201921179707 U CN201921179707 U CN 201921179707U CN 209913966 U CN209913966 U CN 209913966U
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Abstract
The utility model relates to a communication equipment technical field discloses an intelligent communication equipment case for high definition image acquisition. Including the communication case and with switch and the camera that the communication case connected gradually, the communication case includes CPU and multichannel voltage output branch road, and each way voltage output branch road includes voltage source and lightning protection system, the communication case has an input port, the voltage signal of input port is connected to the voltage source of each way voltage output branch road, CPU is all connected to the voltage source, CPU is connected to outside distal end computer, the lightning protection system of this way voltage output branch road is connected respectively to the voltage source of each way voltage output branch road, the output of voltage output branch road is connected to the lightning protection system. The scheme realizes multi-path voltage output, and the multi-path voltage output is modulated by a remote computer and a CPU (central processing unit) so that the multi-path voltage output is suitable for peripheral powered modules with different voltage requirements; meanwhile, the output voltage can be acquired and displayed in real time, and the abnormal detection of the voltage and the current is realized.
Description
Technical Field
The utility model relates to a communication equipment technical field, especially an intelligent communication equipment case for high definition image acquisition.
Background
With the development of informatization, video monitoring has been popularized in various aspects of society and life. Places such as expressways, urban traffic, public places and the like are subjected to gridding management in a video monitoring mode in a large quantity. In an application scenario of video monitoring, there are a plurality of portions that need to be powered, and 5v dc voltage, 9v dc voltage, 12v dc voltage, 24v dc voltage, and the like may be needed. In the prior art, aiming at different voltage requirements, a distributed power supply is adopted for supplying power, and different voltage systems provide different voltage sources. However, each application scene has different requirements for voltage, so that the communication equipment box for realizing video monitoring is customized for different scenes, which results in poor universality of the communication equipment box for high-definition video monitoring.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: to the problem that exists, provide an intelligent communications facilities case for high definition video monitoring.
The utility model adopts the technical scheme as follows: the utility model provides an intelligent communication equipment case for high definition video monitoring, includes the communication case and with switch and the camera that the communication case connected gradually, the communication case includes CPU and multichannel voltage output branch road, and each way voltage output branch road includes voltage source and lightning protection system, the communication case has an input port, the voltage signal of input port is connected to the voltage source of each way voltage output branch road, CPU is all connected to the voltage source, CPU is connected to outside distal end computer, the lightning protection system of this way voltage output branch road is connected respectively to the voltage source of each way voltage output branch road, the output of voltage output branch road is connected to the lightning protection system.
Further, the voltage source includes MOS pipe drive circuit, current-voltage acquisition circuit and single chip controller, input port connection MOS pipe drive circuit's input, be connected to the output of voltage source behind the current-voltage acquisition circuit is connected to MOS pipe drive circuit's output, current-voltage acquisition circuit gives single chip controller with the signal transmission who gathers, single chip controller's output control end is connected to MOS pipe drive circuit, current-voltage acquisition circuit is connected to MOS pipe drive circuit.
Further, the voltage source further comprises a current/voltage detection circuit arranged before the output end of the voltage source, the current and voltage detection circuit comprises a current detection resistor, a first resistor, a second resistor, a triode, an overcurrent detection circuit and a third resistor, the output end of the voltage source is connected with a current detection resistor, two ends of the current detection resistor of the comparator are respectively connected with one end of the first resistor and one end of the second resistor, the other ends of the first resistor and the second resistor are respectively connected with the input end of the comparator, the output end of the amplifier is connected with the base electrode of the triode, the collector electrode and the emission set of the triode are respectively connected with the first resistor and the over-current detection circuit, the output end of the over-current detection circuit is connected with a third resistor, the third resistor and the over-current detection circuit are both grounded, and an output signal of the over-current detection circuit is connected to the single chip microcomputer.
Further, the single-chip microcomputer controller is in communication connection with the CPU through an I2C communication bus.
Furthermore, the I2C communication bus of each voltage output branch is respectively connected with the CPU through different I/O ports.
Further, the current and voltage acquisition circuit is also connected to the input end of an ADC unit of the single chip microcomputer controller, and the output end of the ADC unit of the single chip microcomputer is connected to the display interface.
Further, the voltage signal of the input port adopts a 220v direct current signal.
Further, the switch is connected with the camera through an RJ45 interface or an SFP interface.
Further, the switch is connected with a plurality of cameras or a single camera simultaneously.
Compared with the prior art, the beneficial effects of adopting the technical scheme are as follows: by adopting the scheme, the communication box is provided with multiple paths of voltage outputs, and each path of voltage output can be modulated by the remote computer and the CPU so as to adapt to peripheral powered modules with different voltage requirements; meanwhile, due to the arrangement of the single chip microcomputer controller, the output voltage can be acquired and displayed in real time, and the abnormal detection of the voltage and the current is realized.
Drawings
Fig. 1 is the utility model discloses a structural schematic for high definition video monitoring's intelligent communication equipment case.
Fig. 2 is a schematic structural diagram of the voltage source of the present invention.
Fig. 3 is a schematic structural diagram of the current-voltage detection circuit of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, an intelligent communication equipment box for high definition video monitoring includes a communication box, and a switch and a camera sequentially connected to the communication box, the communication box includes a CPU and multiple voltage output branches, each voltage output branch includes a voltage source and a lightning protection system, the communication box has an input port, a voltage signal of the input port is connected to the voltage source of each voltage output branch, the voltage sources are all connected to the CPU, the CPU is connected to an external remote computer, the voltage source of each voltage output branch is connected to the lightning protection system of the voltage output branch respectively, and the lightning protection system is connected to the output end of the voltage output branch. The structure receives a control instruction of a remote computer by using a CPU, and then controls a voltage source device of a plurality of voltage output branches, so that the voltage value output by each voltage output branch can be adjusted to obtain a plurality of voltage outputs; the multi-path voltage output can supply power to a camera, a holder, a flashing light, a switch and the like according to an application scene; the equipment from different manufacturers needs different working voltages; in addition, each voltage output branch is provided with a lightning protection system for protection.
Preferably, as shown in fig. 2, the voltage source includes an MOS transistor driving circuit, a current-voltage collecting circuit and a single chip controller, the input port is connected to the input end of the MOS transistor driving circuit, the output end of the MOS transistor driving circuit is connected to the output end of the voltage output branch circuit after being connected to the current-voltage collecting circuit, the current-voltage collecting circuit transmits the collected signal to the single chip controller, the output control end of the single chip controller is connected to the MOS transistor driving circuit, and the current-voltage collecting circuit is connected to the MOS transistor driving circuit. Because the single chip microcomputer is used as the controller and has a hardware PWM output function, the single chip microcomputer is used as a control device for voltage adjustment, a control instruction of a remote computer is transmitted to the single chip microcomputer after being processed by a CPU, and the remote computer realizes remote management.
Preferably, as shown in fig. 3, the current voltage detection circuit includes a current detectorMeasuring resistance RSENSEA first resistor RG1A second resistor RG2The output end of the voltage source is connected with a current detection resistor RSENSEThe current detection resistor RSENSERespectively with a first resistor RG1A second resistor RG2Is connected to the first resistor RG1A second resistor RG2The other end of the amplifier is respectively connected with the input end of a comparator A1, the output end of the amplifier is connected with the base electrode of a triode, and the collector electrode and the emission set of the triode are respectively connected with a first resistor RG1And the output end of the over-current detection circuit is connected with a third resistor R3, the third resistor R3 and the over-current detection circuit are both grounded, and an output signal Vout of the over-current detection circuit is connected to the single chip microcomputer. The feedback type protection circuit with the fast comparator has the advantages that the feedback type protection circuit with the fast comparator can respond within ns time when short circuit and overload occur, the short circuit state can be locked under the cooperation of the single chip microcomputer, normal work is automatically recovered until the abnormity disappears, overcurrent and short circuit protection is realized, and the response time is in ns level.
Preferably, the single-chip microcomputer controller is in communication connection with the CPU through an I2C communication bus, so that the CPU and the voltage source can communicate very simply and conveniently.
Preferably, since the voltage and the output power of each voltage output branch need to be adjusted individually, the I2C communication bus of each voltage output branch is connected to the CPU through different I/O ports.
Preferably, the output voltage end is connected to an input end of an ADC unit of the single chip microcomputer controller, and an output end of the ADC unit of the single chip microcomputer is connected to the display interface. The ADC unit of the single chip microcomputer controller can acquire the current/voltage of each voltage output branch and display the current/voltage on an external display interface, so that the current/voltage abnormity can be conveniently detected in real time.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides an intelligent communication equipment case for high definition video monitoring, its characterized in that, includes the communication case and with switch and the camera that the communication case connected gradually, the communication case includes CPU and multichannel voltage output branch road, and each way voltage output branch road includes voltage source and lightning protection system, the communication case has an input port, the voltage signal of input port is connected to the voltage source of each way voltage output branch road, CPU is all connected to the voltage source, CPU is connected to outside remote computer, the lightning protection system of this way voltage output branch road is connected respectively to the voltage source of each way voltage output branch road, the output of voltage output branch road is connected to the lightning protection system.
2. The intelligent communication equipment box for high-definition video monitoring according to claim 1, wherein the voltage source comprises an MOS transistor driving circuit, a current and voltage acquisition circuit and a single chip controller, the input port is connected to an input end of the MOS transistor driving circuit, an output end of the MOS transistor driving circuit is connected to an output end of the voltage source after being connected to the current and voltage acquisition circuit, the current and voltage acquisition circuit transmits acquired signals to the single chip controller, an output control end of the single chip controller is connected to the MOS transistor driving circuit, and the current and voltage acquisition circuit is connected to the MOS transistor driving circuit.
3. The intelligent communication equipment box for high definition video monitoring of claim 2, wherein the voltage source further comprises a current/voltage detection circuit disposed in front of the output end of the voltage source, the current/voltage detection circuit comprises a current detection resistor, a first resistor, a second resistor, a triode, an over-current detection circuit, a third resistor and a comparator, the output end of the voltage source is connected with the current detection resistor, two ends of the current detection resistor are respectively connected with one end of the first resistor and one end of the second resistor, the other ends of the first resistor and the second resistor are respectively connected with the input end of the comparator, the output end of the comparator is connected with the base electrode of the triode, the collector electrode and the emission set of the triode are respectively connected with the first resistor and the over-current detection circuit, the output end of the over-current detection circuit is connected with the third resistor, and the over-current detection circuit are both grounded, the output signal of the over-current detection circuit is connected to the singlechip controller.
4. The intelligent communication equipment box for high definition video surveillance as claimed in claim 2, wherein the single chip microcomputer controller is communicatively connected with the CPU through an I2C communication bus.
5. The intelligent communication equipment box for high-definition video monitoring as claimed in claim 4, wherein the I2C communication buses of each voltage output branch are respectively connected with the CPU through different I/O ports.
6. The intelligent communication equipment box for high-definition video monitoring as claimed in claim 5, wherein the current and voltage acquisition circuit is further connected to an input end of an ADC unit of the single-chip microcomputer controller, and an output end of the ADC unit of the single-chip microcomputer is connected to the display interface.
7. The intelligent communication equipment box for high-definition video monitoring as claimed in claim 1, wherein the voltage signal of the input port is a 220v direct current signal.
8. The intelligent communications equipment cabinet for high definition video surveillance as claimed in claim 1, wherein the switch is connected to the camera through an RJ45 interface or an SFP interface.
9. The intelligent communication equipment cabinet for high definition video monitoring as claimed in claim 1, wherein the switch is connected with a plurality of cameras simultaneously or with a single camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179707.8U CN209913966U (en) | 2019-07-25 | 2019-07-25 | A intelligent communication equipment case for high definition video monitoring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179707.8U CN209913966U (en) | 2019-07-25 | 2019-07-25 | A intelligent communication equipment case for high definition video monitoring |
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| CN209913966U true CN209913966U (en) | 2020-01-07 |
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| CN201921179707.8U Active CN209913966U (en) | 2019-07-25 | 2019-07-25 | A intelligent communication equipment case for high definition video monitoring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113391980A (en) * | 2021-06-25 | 2021-09-14 | 西安超越申泰信息科技有限公司 | Computer monitoring system based on single chip microcomputer |
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2019
- 2019-07-25 CN CN201921179707.8U patent/CN209913966U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113391980A (en) * | 2021-06-25 | 2021-09-14 | 西安超越申泰信息科技有限公司 | Computer monitoring system based on single chip microcomputer |
| CN113391980B (en) * | 2021-06-25 | 2024-04-05 | 超越科技股份有限公司 | Computer monitoring system based on singlechip |
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