CN203537226U - Novel landing-on-ground and landing-on-water starting circuit - Google Patents
Novel landing-on-ground and landing-on-water starting circuit Download PDFInfo
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- CN203537226U CN203537226U CN201320605903.3U CN201320605903U CN203537226U CN 203537226 U CN203537226 U CN 203537226U CN 201320605903 U CN201320605903 U CN 201320605903U CN 203537226 U CN203537226 U CN 203537226U
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- microprocessor
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Abstract
The utility model discloses a novel landing-on-ground and landing-on-water starting circuit, and the circuit consists of an onboard battery, an onboard power-on switch, a 3.3V power chip, a 5V power chip, a 24V power chip, a signal conditioner, an overload sensor, an acceleration sensor, an energy-storage array, a microprocessor, a gas pressure sensor, an electromagnetic relay, a field effect transistor, and an electric detonator. The onboard battery and the onboard power-on switch are connected together, and then respectively connected with the 3.3V power chip, the 5V power chip, and the 24V power chip. The 3.3V power chip is connected with the microprocessor and the gas pressure sensor. The 5V power chip is connected with the acceleration sensor. The 24V power chip is connected with the signal conditioner which is connected with the overload sensor. The energy-storage array is connected with the electromagnetic relay. The overload sensor, the acceleration sensor, and the gas pressure sensor are respectively connected with the microprocessor, and the microprocessor is connected with the field effect transistor and then connected with the electromagnetic relay. The electromagnetic relay is connected with the electric detonator. The circuit provided by the utility mode can be used for replacing a release lock of a cargo parachute, and is suitable for the landing of various types of lifesaving equipment on the ground and water.
Description
Technical field
The utility model relates to cargo chute automatic trip from equipping start-up technique field with water survival, is specifically related to a kind of novel water start-up circuit that landing.
Background technology
The release lock of current domestic cargo chute is mainly by mechanical mode work, opens safety plug aloft, in the air because frictional force guarantees that much larger than spring force umbrella is not separated with goods (or goods platform), separated because frictional force reduces rapidly after landing.If but to drop the goods and materials of Different Weight, need to be equipped with spring (and will test in advance not separated to guarantee many times, separable after landing) or the Field adjustment counterweight of different resistance coefficients in the air; And frictional force and metal quality and Surface Machining have much relations, processing bad easily causing can not be separated after landing; Frictional force after landing and ground wind speed and direction also have much relations, and the not de-probability of release lock is very large windward or when wind is larger.The domestic general employing at present of startup that water survival is equipped manually boots inflation or valve is pierced through in tablet dissolving, has a small amount of equipment to rely on seawater conductance automatically to start, but all can automatically start without being equipped in fresh water and seawater.Though have the research to this class technology abroad, the data that there is no is announced.
Summary of the invention
The technical problems to be solved in the utility model is, for the release lock above shortcomings of existing cargo chute, provides a kind of realization after cargo chute lands, to depart from and life-saving equipment the novel water start-up circuit that landing starting after water.
The utility model is to solve the problems of the technologies described above adopted technical scheme to be:
A kind of novel water start-up circuit that landing, it is characterized in that: it carries upper electrical switch, 3.3V power supply chip, 5V power supply chip, 24V power supply chip, signal conditioner, g sensor, acceleration transducer, storage capacitor array, microprocessor, baroceptor, electromagnetic relay, field effect transistor, electric detonator by plate live pond, plate and forms, after described plate live pond and plate carry upper electrical switch and be connected, access respectively again 3.3V power supply chip, 5V power supply chip, 24V power supply chip, be used to whole circuit supply; Described 3.3V power supply chip access microprocessor, baroceptor, be used to microprocessor, baroceptor power supply; Described 5V power supply chip access acceleration transducer, is used to acceleration transducer power supply; Described 24V power supply chip access signal conditioner, is used to signal conditioner power supply, and signal conditioner is connected with g sensor, is used to g sensor that constant current is provided; Described storage capacitor array access electromagnetic relay, is used to electromagnetic relay that electric energy is provided; Described g sensor, acceleration transducer, baroceptor all access microprocessor, and described microprocessor accesses the coil-end of electromagnetic relay again after being connected with field effect transistor, and the contact of electromagnetic relay is connected with electric detonator.
Press such scheme, this start-up circuit also comprises reset and the crystal oscillator unit being connected with the reseting interface of described microprocessor, and the port access 3.3V power supply chip of described reset and crystal oscillator unit, resets and crystal oscillator unit 16 is its power supply by 3.3V power supply chip 3.
Press such scheme, described plate live pond is composed in series by 2 pieces of CR18505 lithium batteries.
Press such scheme, this start-up circuit also comprises the communication download mouthful being connected with the port of described microprocessor.
Press such scheme, this start-up circuit also comprises the system mode display unit being connected with the display interface of described microprocessor.
Operation principle of the present utility model: utilize high performance microcontroller to gather the acceleration signal of acceleration transducer, the overload signal of g sensor also reads the pressure information of the baroceptor (digital air pressure chip) of high integration, the acceleration signal of measuring in decline dropping process is in real time caught stall process, and gather the overload signal while landing water, the pressure information that overall process reads baroceptor converses height above sea level pace of change, microcontroller is judged the rising of lock according to height above sea level pace of change, fall and the water process that landing, in conjunction with acceleration information auxiliary judgment, whether there is the water that landing simultaneously, if, microcontroller drives field effect transistor to control electromagnetic relay by the output of I/O mouth and opens, the electric energy of plate live pond and storage capacitor array all externally export by the contact of electromagnetic relay by moment, drive electric detonator, open the safety plug of release lock safety plug or life-saving equipment, thereby make equipment start (release lock upper and lower side is separated), by communication, download a mouthful injection self-checking command circuit, realize control circuit whole circuit self-checking function, whether each critical component of simultaneity factor and key procedure operation normally can be indicated and automatically be detected judgement by the LED status of system mode display unit, the normal flicker of indicator light shows that system is normal, otherwise system needs maintenance.
The utlity model has following beneficial effect: the novel water start-up circuit that landing can substitute the release lock of at present all cargo chutes, can also water with the automatic separated or life-saving equipment of goods platform for goods after landing (vehicle) after startup automatically; Simple in structure, lightweight, volume is little, and waterproof, stable and reliable for performance; Applicable all kinds of parachutes and the life-saving equipment water that landing starts, and uses the impact that is not subject to wind speed and direction.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model;
In figure, 1-lithium/manganese column type battery, 2-plate carries upper electrical switch, 3-3.3V power supply chip, 4-5V power supply chip, 5-24V power supply chip, 6-signal conditioner, 7-g sensor, 8-acceleration transducer, 9-storage capacitor array, 10-microprocessor, 11-baroceptor, 12-electromagnetic relay, 13-passes effect pipe, 14-electric detonator, mouth is downloaded in 15-communication, and 16-resets and crystal oscillator unit, 17-system mode indicating member; In Fig. 2, the interface of unit is connected with the corresponding interface mark of other unit according to mark.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated.
Shown in Fig. 1 ~ Fig. 2, the novel water start-up circuit that landing described in the utility model, it is by plate live pond 1, plate carries upper electrical switch 2, 3.3V power supply chip 3, 5V power supply chip 4, 24V power supply chip 5, signal conditioner 6, g sensor 7, acceleration transducer 8, storage capacitor array 9, microprocessor 10, baroceptor 11, electromagnetic relay 12, field effect transistor 13, electric detonator 14 forms, after carrying upper electrical switch 2 and be connected, described plate live pond 1 and plate access respectively again 3.3V power supply chip 3, 5V power supply chip 4, 24V power supply chip 5, be used to whole circuit supply, the port VCC_3.3 access port VCC_3.3 of microprocessor 10 of described 3.3V power supply chip 3 is, the port VCC_3.3 of baroceptor 11 is used to microprocessor 10, baroceptor 11 power supplies, the port VCC_5 of the port VCC_5 access acceleration transducer 8 of described 5V power supply chip 4, is used to acceleration transducer 8 power supplies, the port VCC_24 of the port VCC_24 access signal conditioner 6 of described 24V power supply chip 5, is used to signal conditioner 6 power supplies, and signal conditioner 6 is connected with g sensor 7, is used to g sensor 7 that constant current is provided, described storage capacitor array 9 access electromagnetic relays 12, are used to electromagnetic relay 12 that electric energy is provided, described g sensor 7 and signal conditioner 6 are by the port SCL of the port ADC2 access port ADC2 of the microprocessor 10 port SCL of baroceptor 11 access microprocessor 10, the port ADC_3 of acceleration transducer 8 accesses the port ADC_3 of microprocessor 10, the port CON(19 pin of described microprocessor 10) access the coil-end of electromagnetic relay 12 after being connected with field effect transistor 13 port CON, the contact START of electromagnetic relay 12 is connected with the interface START of electric detonator 14 again.
This start-up circuit also comprises and reseting interface RST, the X2 of described microprocessor 10, reset and the crystal oscillator unit 16 that X1 is connected, the port VCC_3.3 of the port VCC_3.3 access 3.3V power supply chip 3 of described reset and crystal oscillator unit 16, resets and crystal oscillator unit 16 is its power supply by 3.3V power supply chip 3.
Described plate live pond 1 is composed in series 6V voltage by 2 pieces of CR18505 lithium batteries.
This start-up circuit also comprises the port RXD(2 pin with described microprocessor 10), TXD(3 pin) communication that is connected downloads mouthfuls 15.
This start-up circuit also comprises the display interface SYS_SHOW(11 pin with described microprocessor 10), ADC_1(12 pin) the system mode display unit 17 that is connected.
Plate live pond 1 is lithium/manganese column type battery, in embodiment, by 2 pieces of CR18505, be composed in series, when carrying upper electrical switch 2, closes plate, whole circuit supply is given in plate live pond 1, by giving microprocessor 10, baroceptor 11 power supplies after 3 conversion of 3.3V power supply chip, by giving acceleration transducer 8 power supplies after 4 conversion of 5V power supply chip, by giving signal conditioner 6 power supplies after 5 conversion of 24V power supply chip, signal conditioner 6 provides constant current to g sensor 7.The every 100ms of microprocessor 10 gathers the acceleration signal of primary acceleration transducer 8, and the every 100ms of microprocessor 10 gathers the overload signal of a g sensor 7 simultaneously; The every 500ms of microprocessor 10 reads the parameter of a baroceptor 11, and calculates after pressure information and table look-up and converse height above sea level.Microprocessor 10 comprehensively judges stall process according to acceleration signal, overload signal and height above sea level pace of change, and draw the equipment water that whether landing, if, microprocessor 10 is just by port CON(19 pin) output high level, thereby control field effect transistor 13 conductings and allow electromagnetic relay 12 coil adhesives, electric energy moment of plate live pond 1 and storage capacitor array 9, the contact by electromagnetic relay 12 discharged to electric detonator 14, electric detonator 14 work, open the safety plug of release lock safety plug or life-saving equipment, thereby make equipment start (release lock upper and lower side is separated).Reset and crystal oscillator unit 16 are for carrying out reset work to microprocessor 10; The comprehensive judgement of microprocessor 10 can be downloaded mouthful 15 down loading updatings by communication; By communication, download mouthful 15 injection self-checking command circuit, realize control circuit whole circuit self-checking function, whether each critical component of simultaneity factor and key procedure operation normally can be indicated and automatically be detected judgement by the LED status of system mode display unit 17, the normal flicker of indicator light shows that system is normal, otherwise system needs maintenance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (5)
1. the novel water start-up circuit that landing, it is characterized in that: it is by plate live pond (1), plate carries upper electrical switch (2), 3.3V power supply chip (3), 5V power supply chip (4), 24V power supply chip (5), signal conditioner (6), g sensor (7), acceleration transducer (8), storage capacitor array (9), microprocessor (10), baroceptor (11), electromagnetic relay (12), field effect transistor (13), electric detonator (14) forms, described plate live pond (1) is carried after upper electrical switch (2) is connected and is accessed respectively 3.3V power supply chip (3) again with plate, 5V power supply chip (4), 24V power supply chip (5), be used to whole circuit supply, described 3.3V power supply chip (3) access microprocessor (10), baroceptor (11), be used to microprocessor (10), baroceptor (11) power supply, described 5V power supply chip (4) access acceleration transducer (8), is used to acceleration transducer (8) power supply, described 24V power supply chip (5) access signal conditioner (6), is used to signal conditioner (6) power supply, and signal conditioner (6) is connected with g sensor (7), is used to g sensor (7) that constant current is provided, described storage capacitor array (9) access electromagnetic relay (12), is used to electromagnetic relay (12) that electric energy is provided, described g sensor (7), acceleration transducer (8), baroceptor (11) all access microprocessor (10), described microprocessor (10) accesses the coil-end of electromagnetic relay (12) again after being connected with field effect transistor (13), the contact of electromagnetic relay (12) is connected with electric detonator (14).
2. the novel water start-up circuit that landing as claimed in claim 1, it is characterized in that: this start-up circuit also comprises reset and crystal oscillator unit (16) that are connected with the reseting interface of described microprocessor (10) the port access 3.3V power supply chip (3) of described reset and crystal oscillator unit (16).
3. the novel water start-up circuit that landing as claimed in claim 1, is characterized in that: described plate live pond (1) is composed in series by 2 pieces of CR18505 lithium batteries.
4. the novel water start-up circuit that landing as claimed in claim 1, is characterized in that: this start-up circuit also comprises the communication download mouthful (15) being connected with the port of described microprocessor (10).
5. the novel water start-up circuit that landing as claimed in claim 1, is characterized in that: this start-up circuit also comprises the system mode display unit (17) being connected with the display interface of described microprocessor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320605903.3U CN203537226U (en) | 2013-09-29 | 2013-09-29 | Novel landing-on-ground and landing-on-water starting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320605903.3U CN203537226U (en) | 2013-09-29 | 2013-09-29 | Novel landing-on-ground and landing-on-water starting circuit |
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| Publication Number | Publication Date |
|---|---|
| CN203537226U true CN203537226U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320605903.3U Expired - Fee Related CN203537226U (en) | 2013-09-29 | 2013-09-29 | Novel landing-on-ground and landing-on-water starting circuit |
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| CN (1) | CN203537226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104932521A (en) * | 2015-05-28 | 2015-09-23 | 江西洪都航空工业集团有限责任公司 | Unmanned plane parachute-throwing method based on overload size determination |
-
2013
- 2013-09-29 CN CN201320605903.3U patent/CN203537226U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104932521A (en) * | 2015-05-28 | 2015-09-23 | 江西洪都航空工业集团有限责任公司 | Unmanned plane parachute-throwing method based on overload size determination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20180929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |