CN204649192U - A kind of pointer Intelligent air pressure height indicator - Google Patents
A kind of pointer Intelligent air pressure height indicator Download PDFInfo
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- CN204649192U CN204649192U CN201420327717.2U CN201420327717U CN204649192U CN 204649192 U CN204649192 U CN 204649192U CN 201420327717 U CN201420327717 U CN 201420327717U CN 204649192 U CN204649192 U CN 204649192U
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- air pressure
- pointer
- display device
- height indicator
- microprocessor
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 7
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- 230000006386 memory function Effects 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005693 optoelectronics Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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- 235000009566 rice Nutrition 0.000 description 1
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Abstract
The utility model discloses a kind of pointer Intelligent air pressure height indicator, comprise: micro-integrated air pressure sensing assembly, photoelectric positioning apparatus and display device, described micro-integrated air pressure sensing assembly comprises pressure-active element and Signal acquiring and processing circuit, the output terminal of described pressure-active element connects described Signal acquiring and processing circuit, the output terminal of described Signal acquiring and processing circuit is connected with microprocessor, and described photoelectric positioning apparatus is all connected described microprocessor with described display device.By the way, the utility model pointer-type Intelligent air pressure height indicator has that precision is high, working range large, it is easy and simple to handle to adjust, three kinds the barometric millimeter of mercury is optional, instruction is directly perceived and with advantages such as memory functions, greatly reduce the description of height indicator, be easy to tissue produce and convenient stock, be easy to flight or postrun summary, analysis and judgement, have market outlook widely popularizing of pointer Intelligent air pressure height indicator.
Description
Technical field
The utility model relates to instrument field, particularly relates to a kind of pointer Intelligent air pressure height indicator.
Background technology
Pressure altimeter is the atmospheric pressure by measuring aircraft or other delivery vehicle place height, and indirect inspection goes out flying height or the residing height of delivery vehicle of aircraft.At present, pointer pressure altimeter generally adopts traditional mechanical membrane boxlike, and it as air pressure Sensitive Apparatus, drives train rotate and pass through minute hand system, index dial indicated altitude through mechan-amplifier by the aneroid capsule of metal.It also has a mechanism of setting right (air pressure binder mechanism), is made up of adjustment knob, gear train, air pressure display disc (window).If aircraft is according to flithg rules, before taking off, according to the QFE (altimeter setting value/Reference pressure of control tower notice, be called for short: field is pressed) numerical value of air pressure window is adjusted to this value, relatively (in ground) highly (field is high) for now height indicator instruction, when rising to specified altitude, the numerical value of air pressure window should be adjusted to standard sea level air pressure (1013.2 hundred handkerchiefs (millibar)) now height indicator instruction absolute altitude (sea level elevation), when aircraft landing drops to specified altitude, the numerical value of air pressure window should be adjusted to arrival point field pressure, in aircraft process, pilot also switches between frequent height on the scene and sea level elevation, so just constantly need rotate knob, observe air pressure window value, adjustment is got up and is relatively bothered.In addition, what the barometric millimeter of mercury was conventional has three kinds: mm Hg (mmHg), the inch of mercury (inHg), millibar (mb), conventional height unit has rice and foot two kinds, a kind of height indicator of height unit may need produce three specification kinds because of the difference of Reference pressure unit, and the limited precision of metal bellows, working range are little, therefore height indicator just need produce a lot of specification kind, and general nearly tens kinds, the stock of the production and sales business of factory is all very difficult, the occupation of capital is also larger.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of pointer Intelligent air pressure height indicator, atmospheric pressure value is indicated by adopting pointer, meet the reading habit of pilot, have that range of readings is large, precision is high, stable and reliable for performance, three kinds of barometric millimeters of mercury are optional, easy and simple to handle, with advantages such as memory functions, pointer Intelligent air pressure height indicator universal on have market outlook widely.
For solving the problems of the technologies described above, the utility model provides a kind of pointer Intelligent air pressure height indicator, comprise: micro-integrated air pressure sensing assembly, photoelectric positioning apparatus and display device, described micro-integrated air pressure sensing assembly comprises pressure-active element and Signal acquiring and processing circuit, the output terminal of described pressure-active element connects described Signal acquiring and processing circuit, the output terminal of described Signal acquiring and processing circuit is connected with microprocessor, described photoelectric positioning apparatus is all connected described microprocessor with described display device, described photoelectric positioning apparatus comprises positioning pointer, train and stepper motor, described positioning pointer is arranged on chopped-off head and the final stage of described train, or the output terminal of described stepper motor is connected with scrambler, described display device comprises display driver and display device, the output terminal of described display driver connects described display device.
In the utility model preferred embodiment, described microprocessor is connected with memory device, and described memory device is internal memory, extended memory or storage card.
In the utility model preferred embodiment, described display device is provided with some buttons, and described some buttons are all electrically connected described microprocessor.
In the utility model preferred embodiment, the surface of described some buttons is provided with concave-convex mark.
In the utility model preferred embodiment, described pressure-active element is baroceptor.
In the utility model preferred embodiment, described display device is charactron, LCD display or LED display.
The beneficial effects of the utility model are: the utility model pointer-type Intelligent air pressure height indicator has that precision is high, working range large, it is easy and simple to handle to adjust, three kinds the barometric millimeter of mercury is optional, instruction is directly perceived and with advantages such as memory functions, greatly reduce the description of height indicator, be easy to tissue produce and convenient stock, be easy to flight or postrun summary, analysis and judgement, have market outlook widely popularizing of pointer Intelligent air pressure height indicator.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of pointer Intelligent air pressure height indicator one of the present utility model preferred embodiment;
Fig. 2 is the electric principle schematic of pointer Intelligent air pressure height indicator one of the present utility model preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, micro-integrated air pressure sensing assembly, and 2, microprocessor, 3, motor drives, 4, display driver, 5, optoelectronic switch, 6, positioning pointer, 7, stepper motor, 8, stube cable, 9, display device, 10, minute hand system, 11, train, 12, meter dial, 13, button.
Embodiment
Be clearly and completely described to the technical scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment comprises:
A kind of pointer Intelligent air pressure height indicator, comprising: micro-integrated air pressure sensing assembly, photoelectric positioning apparatus and display device.
Described micro-integrated air pressure sensing assembly 1 comprises pressure-active element and Signal acquiring and processing circuit, the output terminal of described pressure-active element connects described Signal acquiring and processing circuit, the output terminal of described Signal acquiring and processing circuit is connected with microprocessor 2, described photoelectric positioning apparatus and described display device are all connected described microprocessor 2, the model of described microprocessor 2 adopts ADuC series microprocessor, described photoelectric positioning apparatus comprises positioning pointer 6, train 11 and stepper motor 7, described positioning pointer 6 is arranged on chopped-off head and the final stage of described train 11, or the output terminal of described stepper motor 7 is connected with scrambler, described display device comprises display driver 4, display device 9, meter dial 12 and minute hand system 10, the output terminal of described display driver 4 connects described display device 9.
Micro-integrated air pressure sensing assembly 1 and microprocessor 2, motor drive 3, display driver 4 is arranged on same set of wiring board, and micro-integrated air pressure sensing assembly 1 Acquire and process air pressure signal is also connected directly on the interface of microprocessor 2 by outputing signal; Two buttons 13 and two optoelectronic switches 5 be arranged on before and after stepper motor 7, be connected to microprocessor 2 by stube cable 8; Display device 9 is connected to display driver 4 by stube cable 8, and stepper motor 7 is connected to motor by stube cable 8 and drives 3.Minute hand system 10 is arranged in train 11, and train 11 is connected with the output shaft of stepper motor 7; Installing on the output shaft of train final stage and chopped-off head and stepper motor 7 respectively of two positioning pointers 6, and the receiving end of the complete shield light electric switch 5 of the position at positioning pointer 6 place energy.
Preferably, described microprocessor 2 is connected with memory device, and described memory device is internal memory, extended memory or storage card.
Preferably, described display device 9 is provided with some buttons 13, and described some buttons 13 are all electrically connected described microprocessor 2.
Preferably, the surface of described some buttons 13 is provided with concave-convex mark, identifies not easy to wear.
Preferably, described pressure-active element is baroceptor, is integrated in micro-integrated air pressure sensing assembly 1, and its model adopts MPX 6115A series.
Preferably, described display device 9 is charactron, LCD display or LED display.
Operationally, microprocessor 2 self-inspection when pointer-type Intelligent air pressure height indicator starts also controls motor driving 3, stepper motor 7 is made first to rotate clockwise certain angle, positioning pointer 6 is made to leave optoelectronic switch 5 position, then rotate counterclockwise and make positioning pointer 6 all be in position location, to determine minute hand system 10 zero graduation position.Simultaneously microprocessor 2 timing scan two button 13 states control display driver 4 show current Reference pressure on display device 9.Micro-integrated air pressure sensing assembly 1 gathers current air pressure and is converted to voltage signal or digital signal transfers to microprocessor 2, microprocessor 2 calculates current gas pressure height according to air pressure/height conversion formula (table), and control motor driving 3, make stepper motor 7 rotate respective angles, make minute hand system 10 point to current barometer altitude on meter dial 12 by the conversion of train 11.Often record a current gas pressure height in memory through 5 seconds microprocessors 2.When positioning pointer 6 rotates a circle complete shield light electric switch 5, microprocessor 2 calculates current stepper motor 7 present position, and compares with following the position calculated according to barometer, to calibrate stepper motor 7 position.When there being button 13 to press, height indicator displaying contents (display display and pointer instruction) switches between height on the scene and absolute altitude.When two buttons 13 with duration by after 3 seconds, enter Reference pressure and arrange state, now pushing button 13 can regulate Reference pressure to arrange, if again with duration by 3 seconds, Reference pressure is set to current gas pressure, without button press 3 seconds afterwards automatically recovery indicate present level.After Left button length was by 3 seconds, presses right button enters record height reading state, pointer at a certain time interval, the height constantly recorded before instruction on index dial, display shows the sequence number of record height simultaneously, during reading, adopt and read forward one by one by the height parameter finally remembered, or read backward one by one by the height parameter remembered at first.Button recovered instruction present level with duration afterwards by 3 seconds.
When need adjust Reference pressure unit, first press two buttons 13 simultaneously, then pointer Intelligent air pressure height indicator is started, table enters Reference pressure unit selection mode, Reference pressure unit is selected: mm Hg (mmHg), the inch of mercury (inHg), millibar (mb) by button, now, the Reference pressure unit of display display Reference pressure unit or simplification, presses without button and within 3 seconds, shows afterwards to enter normal operating conditions.
The beneficial effect of the utility model pointer-type Intelligent air pressure height indicator is:
One, by adopting the pressure altimeter of intelligence to replace existing meter, have that precision is high, working range is large, three kinds with reference to advantages such as the barometric millimeter of mercury are changeable, greatly reduce the description of height indicator, factory is easy to tissue and produces, and dealer decreases the kind of stock and quantity, the occupation of capital greatly reduce;
Two, by have employed traditional minute hand system, index dial carrys out indicated altitude, intuitively, reading habit that is convenient, that meet pilot or user is read, the high switching with sea level elevation in field of table instruction, arbitrary button all can realize, both facilitate operation and also effectively can avoid maloperation, lower the nervous degree of pilot or user;
Three, by adopting memory device to realize the store-memory function shown, memory flight or operating height parameter can read, be easy to flight or postrun summary, analysis and judgement;
Four, the reading marking flight or the operation height parameter recalled can adopt economic scheme, directly utilizes pointer, index dial to read, convenient, direct, or reads in table display part, shows, without the need to increasing any device for reading to remember, to reduce cost of products.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (2)
1. a pointer Intelligent air pressure height indicator, comprise display device, photoelectric positioning apparatus, it is characterized in that, also comprise micro-integrated air pressure sensing assembly, described micro-integrated air pressure sensing assembly comprises pressure-active element and Signal acquiring and processing circuit, the output terminal of described pressure-active element connects described Signal acquiring and processing circuit, the output terminal of described Signal acquiring and processing circuit is connected with microprocessor, described photoelectric positioning apparatus and described display device are all electrically connected described microprocessor, described photoelectric positioning apparatus comprises positioning pointer, train and stepper motor, described positioning pointer is arranged on chopped-off head and the final stage of described train, or the output terminal of described stepper motor is connected with scrambler, described display device comprises the button that some surfaces are provided with concave-convex mark, display driver and display device, the output terminal of described display driver connects described display device, described display device is charactron, LCD display or LED display, described microprocessor is connected with memory device, described memory device is internal memory, extended memory or storage card.
2. pointer Intelligent air pressure height indicator according to claim 1, is characterized in that, described pressure-active element is baroceptor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327717.2U CN204649192U (en) | 2014-06-19 | 2014-06-19 | A kind of pointer Intelligent air pressure height indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327717.2U CN204649192U (en) | 2014-06-19 | 2014-06-19 | A kind of pointer Intelligent air pressure height indicator |
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| CN204649192U true CN204649192U (en) | 2015-09-16 |
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| CN201420327717.2U Expired - Lifetime CN204649192U (en) | 2014-06-19 | 2014-06-19 | A kind of pointer Intelligent air pressure height indicator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109471A (en) * | 2016-11-24 | 2018-06-01 | 上海航空电器有限公司 | Flight simulation flying height table based on CAN bus control |
| CN110017813A (en) * | 2019-03-18 | 2019-07-16 | 中国商用飞机有限责任公司 | A kind of pressure altitude generating means and its operating method |
-
2014
- 2014-06-19 CN CN201420327717.2U patent/CN204649192U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109471A (en) * | 2016-11-24 | 2018-06-01 | 上海航空电器有限公司 | Flight simulation flying height table based on CAN bus control |
| CN108109471B (en) * | 2016-11-24 | 2024-06-11 | 上海航空电器有限公司 | Aviation simulation flight altimeter based on CAN bus control |
| CN110017813A (en) * | 2019-03-18 | 2019-07-16 | 中国商用飞机有限责任公司 | A kind of pressure altitude generating means and its operating method |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150916 |