CN104952304A - Virtual fire extinguishing device - Google Patents
Virtual fire extinguishing device Download PDFInfo
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- CN104952304A CN104952304A CN201510338037.XA CN201510338037A CN104952304A CN 104952304 A CN104952304 A CN 104952304A CN 201510338037 A CN201510338037 A CN 201510338037A CN 104952304 A CN104952304 A CN 104952304A
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- extinguishing device
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Abstract
The invention relates to a virtual fire extinguishing device. The virtual fire extinguishing device comprises a camera module and a fire extinguisher module, wherein a positioning camera in the camera module is used for shooting a fire extinguishing image in real time; a first microprocessor is used for acquiring a digital signal of a camera and extracting a position of an infrared emitting circuit in the image; a first wireless transmission circuit is used for transmitting the position of the infrared emitting circuit in the image to a system host; the infrared emitting circuit in the fire extinguisher module is used for emitting infrared rays; a jet nozzle orientation detection circuit is used for detecting the orientation of a jet nozzle of a fire extinguisher in a space; a second microprocessor is used for calculating the orientation of a jet opening of the fire extinguisher according to the data detected by the jet nozzle orientation detection circuit; a second wireless transmission circuit is used for transmitting a calculation result of the second microprocessor to the system host. According to the virtual fire extinguishing device disclosed by the invention, the training cost can be reduced and the safety coefficient can be promoted.
Description
Technical field
The present invention relates to technical field of virtual reality, particularly relate to a kind of virtual extinguishing device.
Background technology
Along with China's economic high speed development, construction scope expanding day, the danger of fire increases gradually.The annual casualties that caused by fire and property loss very serious.And in life a lot of fire be due to general public to the process of the simple condition of a fire not in time or improper and produce.And the production of fire is complicated, simulated fire scene has certain risk and cost intensive, and general public is difficult to the simulated training touching all kinds of simple condition of a fire.
Along with infotech, with new and high technology fast developments such as virtual reality technologies, utilizing all kinds of condition of a fire of computer simulation to and guide people suitably to process the simple condition of a fire becomes possibility.Take virtual reality technology as all drawbacks that main virtual training method of relying on can get around realistic simulation fire, as security, repeatable, training content is single.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of virtual extinguishing device, can reduce training cost, promotes safety coefficient.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of virtual extinguishing device, comprises camera module and flame snuffer module, and described camera module comprises positioning shooting head, first microprocessor and the first wireless transmission circuit; Described positioning shooting head is used for captured in real-time fire extinguishing picture; Described first microprocessor is used for acquisition camera digital signal and extracts the position of infrared transmitting circuit in picture; Described first wireless transmission circuit is used for the location transmission of infrared transmitting circuit in picture to system host; Described flame snuffer module comprises infrared transmitting circuit, jet blower towards testing circuit, the second microprocessor and the second wireless transmission circuit; Described infrared transmitting circuit is for launching infrared-ray; Described jet blower towards testing circuit for detect fire extinguishing device jet mouth in space towards; Described second microprocessor by jet blower towards the data that testing circuit detects calculate flame snuffer spout towards; Described second wireless transmission circuit is used for the second microprocessor result of calculation to be transferred to system host.
One piece of infrared filter is added before the camera lens of described positioning shooting head.
Described second wireless transmission circuit is also transferred to system host for extinguisher valve is pressed situation.
Described infrared transmitting circuit is the infrared-ray of 850nm for generation of wavelength.
Described jet blower comprises accelerometer, gyroscope and magnetometer towards testing circuit; The boat appearance of fire extinguishing device jet mouth accurately determined by described accelerometer; Described gyroscope is for measuring the angular velocity of jet blower; Described magnetometer, by measuring the size of earth magnetism, obtains the angle with magnetic south.
Beneficial effect
Owing to have employed above-mentioned technical scheme, the present invention compared with prior art, has following advantage and good effect: the present invention can get around all drawbacks of realistic simulation fire, and as security, repeatable, training content is single.The present invention provides the reply training program of the multiple condition of a fire for user.While raising training effect, reduce training cost, promote safety coefficient.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present invention;
Fig. 2 is positioning shooting head circuit diagram;
Fig. 3 A is first microprocessor system circuit diagram; Fig. 3 B is the second microprocessor system circuit diagram;
Fig. 4 is infrared transmitting circuit figure;
Fig. 5 is that jet blower is towards testing circuit figure;
Fig. 6 is wireless transmission circuit figure.
Embodiment
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Embodiments of the present invention relate to a kind of virtual extinguishing device, and as shown in Figure 1, comprise camera module and flame snuffer module, described camera module comprises positioning shooting head, first microprocessor and the first wireless transmission circuit; Described positioning shooting head is used for captured in real-time fire extinguishing picture; Described first microprocessor is used for acquisition camera digital signal and extracts the position of infrared transmitting circuit in picture; Described first wireless transmission circuit is used for the location transmission of infrared transmitting circuit in picture to system host; Described flame snuffer module comprises infrared transmitting circuit, jet blower towards testing circuit, the second microprocessor and the second wireless transmission circuit; Described infrared transmitting circuit is for launching infrared-ray; Described jet blower towards testing circuit for detect fire extinguishing device jet mouth in space towards; Described second microprocessor by jet blower towards the data that testing circuit detects calculate flame snuffer spout towards; Described second wireless transmission circuit is used for the second microprocessor result of calculation to be transferred to system host.
Described positioning shooting head mainly identifies the feature of infrared lamp, before camera, therefore add the infrared filter of lastblock.Infrared filter can stop that visible light passes through, and only allows the infrared ray of provision wavelengths to pass through simultaneously.According to the infrared lamp type selected, select the infrared filter of corresponding wave band.Certainly, the specific wavelength Infrared that selected CMOS (complementary metal oxide semiconductor (CMOS)) digital camera must discharge infrared lamp is more responsive.As shown in Figure 2, the camera selected can company of Micron Technology model be the digital camera external member of MT9V032.This kind of camera can keep the situation being distinguished as 640*480 to be issued to 60 frame picture datas per second exporting, and simultaneously this kind of camera is that the Infrared of 850nm is also very responsive to wavelength.
Described second microprocessor system according to jet blower towards the data that testing circuit records calculate flame snuffer spout towards rear, by being positioned at the second wireless transmission circuit in this embedded system, flame snuffer spout sent to system host in real time towards data.This embedded system can also detect extinguisher valve pressing situation, and pressing is opened closure signal and can be sent to system host by the second wireless transmission circuit equally; Described first microprocessor system is responsible for accepting the signal of digital camera and the location Calculation work completed infrared lamp unique point.As shown in Figure 3 A and Figure 3 B, first microprocessor can adopt STM32F407 as the core component of microprocessor system; Second microprocessor can adopt STM32F103 as the core component of microprocessor system.
Described infrared transmitting circuit mainly produces the infrared-ray that wavelength is 850nm.As shown in Figure 4, infrared transmitting circuit is driven to adopt this ultra low differential pressure current stabilization chip of AMC7135.
Described jet blower comprises accelerometer, gyroscope and magnetometer towards testing circuit.The boat appearance of fire extinguishing device jet mouth accurately determined by accelerometer.Gyroscope can measure the angular velocity of jet blower, has high, stable, the reliable advantage of measuring accuracy in the short time.Magnetometer, by measuring the size of earth magnetism, can obtain and the angle with magnetic south through converting.Therefore in jet blower angle detecting, the strategy taked obtains angle by gyroscope integration is cumulative, is again that benchmark is revised cumulative angle, finally adopts magnetometer to be corrected with accelerometer simultaneously.As shown in Figure 5, accelerometer and gyroscope can adopt the motion sensor MPU6050 united two into one, and magnetometer can adopt HMC5883, obtain the direction of fire extinguishing device jet with this.
Described first wireless transmission circuit for transmitting infrared lamp position in space, described second wireless transmission circuit for transmit fire extinguishing device jet mouth towards.As shown in Figure 6, first wireless transmission circuit and the second wireless transmission circuit all can adopt this radio transmitting and receiving chip of NRF24L01, output power channel selection and arranging of agreement can be arranged by SPI (Serial Peripheral Interface (SPI)) interface, almost can be connected to various singlechip chip, and complete Wireless data transmission work.And power consumption is very low.
Claims (5)
1. a virtual extinguishing device, comprises camera module and flame snuffer module, it is characterized in that, described camera module comprises positioning shooting head, first microprocessor and the first wireless transmission circuit; Described positioning shooting head is used for captured in real-time fire extinguishing picture; Described first microprocessor is used for acquisition camera digital signal and extracts the position of infrared transmitting circuit in picture; Described first wireless transmission circuit is used for the location transmission of infrared transmitting circuit in picture to system host; Described flame snuffer module comprises infrared transmitting circuit, jet blower towards testing circuit, the second microprocessor and the second wireless transmission circuit; Described infrared transmitting circuit is for launching infrared-ray; Described jet blower towards testing circuit for detect fire extinguishing device jet mouth in space towards; Described second microprocessor by jet blower towards the data that testing circuit detects calculate flame snuffer spout towards; Described second wireless transmission circuit is used for the second microprocessor result of calculation to be transferred to system host.
2. virtual extinguishing device according to claim 1, is characterized in that, adds one piece of infrared filter before the camera lens of described positioning shooting head.
3. virtual extinguishing device according to claim 1, is characterized in that, described second wireless transmission circuit is also transferred to system host for extinguisher valve is pressed situation.
4. virtual extinguishing device according to claim 1, is characterized in that, described infrared transmitting circuit is the infrared-ray of 850nm for generation of wavelength.
5. virtual extinguishing device according to claim 1, is characterized in that, described jet blower comprises accelerometer, gyroscope and magnetometer towards testing circuit; The boat appearance of fire extinguishing device jet mouth accurately determined by described accelerometer; Described gyroscope is for measuring the angular velocity of jet blower; Described magnetometer, by measuring the size of earth magnetism, obtains the angle with magnetic south.
Priority Applications (1)
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CN201510338037.XA CN104952304B (en) | 2015-06-17 | 2015-06-17 | A kind of virtual extinguishing device |
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CN201510338037.XA CN104952304B (en) | 2015-06-17 | 2015-06-17 | A kind of virtual extinguishing device |
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CN104952304A true CN104952304A (en) | 2015-09-30 |
CN104952304B CN104952304B (en) | 2017-12-22 |
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CN201510338037.XA Expired - Fee Related CN104952304B (en) | 2015-06-17 | 2015-06-17 | A kind of virtual extinguishing device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107456694A (en) * | 2017-08-01 | 2017-12-12 | 合肥耀安科技有限公司 | A kind of virtual fire-fighting fire extinguishing training systems of 3D |
CN108143397A (en) * | 2018-01-25 | 2018-06-12 | 五邑大学 | A kind of baby sleeping monitors system |
CN111986533A (en) * | 2020-08-21 | 2020-11-24 | 武汉蓝海科创技术有限公司 | Virtual fire drill system |
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JPS63221482A (en) * | 1987-03-11 | 1988-09-14 | Victor Co Of Japan Ltd | Detecting device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN107456694A (en) * | 2017-08-01 | 2017-12-12 | 合肥耀安科技有限公司 | A kind of virtual fire-fighting fire extinguishing training systems of 3D |
CN108143397A (en) * | 2018-01-25 | 2018-06-12 | 五邑大学 | A kind of baby sleeping monitors system |
CN111986533A (en) * | 2020-08-21 | 2020-11-24 | 武汉蓝海科创技术有限公司 | Virtual fire drill system |
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CN104952304B (en) | 2017-12-22 |
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Granted publication date: 20171222 Termination date: 20200617 |