CN103604559A - Digital tire pressure gauge for airplane - Google Patents
Digital tire pressure gauge for airplane Download PDFInfo
- Publication number
- CN103604559A CN103604559A CN201310625111.7A CN201310625111A CN103604559A CN 103604559 A CN103604559 A CN 103604559A CN 201310625111 A CN201310625111 A CN 201310625111A CN 103604559 A CN103604559 A CN 103604559A
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- pressure
- chip microcomputer
- circuit board
- display device
- pressure gauge
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Abstract
The invention relates to a digital tire pressure gauge for an airplane which is suitable for pressure detection of tires in the process of airplane maintenance. The digital tire pressure gauge for the airplane is composed of a gauge body (1), a display device (2), a pressure detection connector (4), a pressure sensor (9) and a testing circuit board. The testing circuit board and the pressure sensor are arranged inside the gauge body. The testing circuit board comprises a signal amplifier, a pressure-to-frequency converter and a single-chip microcomputer. The pressure sensor is connected with the pressure detection connector (4) through a gas channel. According to the digital tire pressure gauge for the airplane, the pressure of a tire is sensed through the built-in pressure sensor, the value of the pressure of the tire is directly displayed by the display device driven by an inner circuit, operation is simple, reading is convenient, and the guarantee efficiency of the airplane can be improved.
Description
Technical field
The present invention relates to the digital tire pressure gauge of a kind of aircraft, for aero tyre pressure detection.
Background technology
Tire pressure gauge is for the detection of aircraft daily servicing process to aero tyre pressure.The tire pressure gauge that was in the past disposed at aircraft is mechanical pointer tensimeter, tensimeter rationally need to be placed and just can read accurately and need to estimate and read while being read, therefore operated to affect error larger, read inconvenience.The present invention directly shows force value with digital form, the impact not operated is read conveniently.
Summary of the invention
Problem to be solved by this invention is to propose a kind of reliable operation, read digital tire pressure gauge easily.
Technical scheme of the present invention is, the digital tire pressure gauge of a kind of aircraft, it is by showing body 1, display device 2, pressure tap 4, pressure transducer and testing circuit board, it is inner that testing circuit board and pressure transducer are arranged on table body, wherein, described testing circuit board comprises signal amplifier, voltage-frequency converter, single-chip microcomputer, pressure transducer is connected with pressure tap by air flue, this pressure tap is the sulfuration screw 6 of hollow, can dock with aero tyre valve cock, simultaneously, pressure sensor signal output terminal is connected to signal amplifier, signal amplifier connects single-chip microcomputer through voltage-frequency converter, single-chip microcomputer connects display device.
On table body, be provided with the shift knob 3 being connected with single-chip microcomputer.
Described sulfuration screw 6 is processed with external thread, and vent rod 7 is processed with internal thread, and sulfuration screw 6 screws in vent rod 7 and forms pressure tap 4, and pressure tap 4 is specifically designed to aero tyre valve nozzle and connects.
Described circuit board 5 is comprised of signal amplification module 10, voltage-frequency modular converter 11, single-chip microcomputer 12, the pressure-sensitive face of pressure transducer 9 is connected with pressure tap 4 by vent rod 7, pressure transducer 9 signal output parts are connected to signal amplification module 10, signal amplification module 10 connects single-chip microcomputer 12 through voltage-frequency modular converter 11, and single-chip microcomputer 12 connects display device 2.
When pressure transducer 9, experience continual and steady pressure some seconds, single-chip microcomputer 12 is controlled display device, continues to show some seconds of this force value.
Beneficial effect of the present invention: the present invention is simple to operate, is convenient to reading of tire pressure, can improve aircraft and ensure efficiency.
Accompanying drawing explanation
Fig. 1 is the external structure schematic diagram of a kind of embodiment of the present invention;
Wherein, 1-table body, 2-display device, 3-shift knob, 4-pressure tap,
Fig. 2 is table body inner structure schematic diagram of the present invention;
Wherein, 5-circuit board, 6-sulfuration screw, 7-vent rod, 8-sensor installation seat.
Fig. 3 is circuit working schematic diagram of the present invention
Wherein, 9-pressure transducer, 10-signal amplification module, 11-voltage-frequency modular converter, 12-single-chip microcomputer, 2-display device.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Referring to Fig. 1 and Fig. 2, aircraft of the present invention forms by showing body 1, display device 2, pressure tap 4, pressure transducer 9 and circuit board 5 with digital tire pressure gauge.Circuit board 5 and pressure transducer 9 are arranged on table body 1 inside.Wherein, on described table body 1, be provided with the shift knob 3 being connected with single-chip microcomputer.This pressure tap is the sulfuration screw 6 of hollow, and sulfuration screw 6 is processed with external thread, and vent rod 7 is processed with internal thread, and sulfuration screw 6 screws in vent rod 7 and forms pressure tap 4, is specifically designed to aero tyre valve nozzle and connects.
Participate in Fig. 3, described circuit board 5 is comprised of signal amplification module 10, voltage-frequency modular converter 11, single-chip microcomputer 12.The pressure-sensitive face of pressure transducer 9 is connected with pressure tap 4 by vent rod 7, pressure transducer 9 is experienced the pressure P of tire, and pressure signal is converted to electric signal exports signal amplification module 10 to, signal amplification module exports voltage-frequency modular converter 11 to after the electric signal receiving is amplified, voltage-frequency modular converter 11 is the pulse signal that changes certain frequency into of the amplifying signal linearity receiving, and this pulse signal is reached to single-chip microcomputer 12.Single-chip microcomputer 12 can calculate pressure P according to the frequency of the pulse signal receiving, and drives display device 12 to show the pressure value P measuring.When pressure transducer 9 was experienced sustained pressure P in the time of some seconds, it is constant that the pulse signal frequency that single-chip microcomputer 12 detects also continues some seconds, and single-chip microcomputer 12 drives display device 2, continues to show some seconds of this force value, so that read.
Claims (5)
1. the digital tire pressure gauge of aircraft, it is characterized in that: by table body (1), display device (2), pressure tap (4), pressure transducer (9) and testing circuit board, it is inner that testing circuit board and pressure transducer are arranged on table body, wherein, described testing circuit board comprises signal amplifier, voltage-frequency converter, single-chip microcomputer, pressure transducer is connected with pressure tap by air flue, this pressure tap is the sulfuration screw (6) of hollow, can dock with aero tyre valve cock, simultaneously, pressure sensor signal output terminal is connected to signal amplifier, signal amplifier connects single-chip microcomputer through voltage-frequency converter, single-chip microcomputer connects display device.
2. according to the digital tire pressure gauge described in claims 1, it is characterized in that, on table body, be provided with the shift knob (3) being connected with single-chip microcomputer.
3. according to the digital tire pressure gauge described in claims 1, it is characterized in that, sulfuration screw (6) is processed with external thread, vent rod (7) is processed with internal thread, sulfuration screw (6) screws in vent rod (7) and forms pressure tap (4), and pressure tap (4) is specifically designed to aero tyre valve nozzle and connects.
4. according to the digital tire pressure gauge described in claims 1, it is characterized in that, described circuit board (5) is comprised of signal amplification module (10), voltage-frequency modular converter (11), single-chip microcomputer (12), the pressure-sensitive face of pressure transducer (9) is connected with pressure tap (4) by vent rod (7), pressure transducer (9) signal output part is connected to signal amplification module (10), signal amplification module (10) connects single-chip microcomputer (12) through voltage-frequency modular converter (11), and single-chip microcomputer (12) connects display device (2).
5. according to the digital tire pressure gauge described in claims 1, it is characterized in that, when pressure transducer (9), experience continual and steady pressure some seconds, single-chip microcomputer (12) is controlled display device, continues to show some seconds of this force value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625111.7A CN103604559A (en) | 2013-11-27 | 2013-11-27 | Digital tire pressure gauge for airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625111.7A CN103604559A (en) | 2013-11-27 | 2013-11-27 | Digital tire pressure gauge for airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103604559A true CN103604559A (en) | 2014-02-26 |
Family
ID=50122804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310625111.7A Pending CN103604559A (en) | 2013-11-27 | 2013-11-27 | Digital tire pressure gauge for airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103604559A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353274A (en) * | 2014-11-05 | 2015-02-18 | 嘉善川田环保科技有限公司 | Filter and monitoring system of filter |
| CN105043428A (en) * | 2014-03-31 | 2015-11-11 | Skf公司 | Module for detecting a physical value of a gaseous medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1436297A (en) * | 2000-04-17 | 2003-08-13 | 纽博宇宙空间有限公司 | Tire testing device |
| CN2645064Y (en) * | 2003-10-13 | 2004-09-29 | 大庆石油管理局 | Out pushing type digital wellhead pressure meter |
| CN201221990Y (en) * | 2008-05-08 | 2009-04-15 | 关弘科技股份有限公司 | Micromanometer gauge head for gas-filled tyre |
| FR2928455A3 (en) * | 2008-02-19 | 2009-09-11 | Mobiletron Electronics Co Ltd | Tire pressure sensor for use during running of vehicle, has signal emission and circuit device detecting pressure in tire by using three slots and provided with signal emission device emitting signal based on pressure detection |
| CN103335774A (en) * | 2013-06-24 | 2013-10-02 | 金坛市嘉灵仪表有限公司 | Intelligent airplane tire pressure detector |
-
2013
- 2013-11-27 CN CN201310625111.7A patent/CN103604559A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1436297A (en) * | 2000-04-17 | 2003-08-13 | 纽博宇宙空间有限公司 | Tire testing device |
| CN2645064Y (en) * | 2003-10-13 | 2004-09-29 | 大庆石油管理局 | Out pushing type digital wellhead pressure meter |
| FR2928455A3 (en) * | 2008-02-19 | 2009-09-11 | Mobiletron Electronics Co Ltd | Tire pressure sensor for use during running of vehicle, has signal emission and circuit device detecting pressure in tire by using three slots and provided with signal emission device emitting signal based on pressure detection |
| CN201221990Y (en) * | 2008-05-08 | 2009-04-15 | 关弘科技股份有限公司 | Micromanometer gauge head for gas-filled tyre |
| CN103335774A (en) * | 2013-06-24 | 2013-10-02 | 金坛市嘉灵仪表有限公司 | Intelligent airplane tire pressure detector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043428A (en) * | 2014-03-31 | 2015-11-11 | Skf公司 | Module for detecting a physical value of a gaseous medium |
| CN105043428B (en) * | 2014-03-31 | 2020-01-14 | Skf公司 | Module for detecting a physical quantity of a gaseous medium |
| CN104353274A (en) * | 2014-11-05 | 2015-02-18 | 嘉善川田环保科技有限公司 | Filter and monitoring system of filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140226 |