CN206664171U - Aircraft tire pressure monitoring apparatus - Google Patents
Aircraft tire pressure monitoring apparatus Download PDFInfo
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- CN206664171U CN206664171U CN201720487799.0U CN201720487799U CN206664171U CN 206664171 U CN206664171 U CN 206664171U CN 201720487799 U CN201720487799 U CN 201720487799U CN 206664171 U CN206664171 U CN 206664171U
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- tire pressure
- tire
- mcu
- aircraft
- threshold
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Abstract
A kind of aircraft tire pressure monitoring apparatus,Including tyre pressure sensor,Pressure relief device,MCU,Timer,Main control device and wireless communication apparatus,The tyre pressure sensor,Pressure relief device and timer are electrically connected with the MCU respectively,The MCU passes through the wireless communication apparatus and the main control device wireless connection,The tyre pressure sensor is used for the tire pressure for detecting the tire,And the tire pressure data of detection are sent to the MCU,The pressure relief device includes the tracheae being arranged in the tire and the air valve being connected with the tracheae,The MCU receives the tire pressure data,And compared with first threshold,When the tire pressure data are more than the first threshold,The first warning message is sent to the main control device,And the timer is controlled to start timing,When the MCU does not receive the control instruction that the main control device is sent in preset time,The air valve is controlled to open,So that the tire pressure of the tire is reduced to the first threshold.
Description
Technical field
Aircraft technology field is the utility model is related to, more particularly to a kind of aircraft tire pressure monitoring apparatus.
Background technology
Tire is one of important component of aircraft, influences the security performance of aircraft.For the different loading capacity of aircraft,
Tire has a most suitable pressure value, may be caused to blow out by greater impact if tire pressure is excessive, during landing.For wheel
The real-time monitoring of tire pressure, the landing data of aircraft is greatly improved, and unsafe factor in landing mission is minimize.
In the prior art, only the tire pressure of aircraft is monitored, when tire pressure exceeds threshold value, can only in aircraft
Reduce tire pressure by the way of artificial pressure release behind land, in flight course can not pressure release in time certain danger be present, moreover,
Its is automatic for the mode of existing artificial pressure release, intelligence degree is relatively low, using being inconvenient.
Utility model content
In view of above-mentioned condition, it is necessary to which a kind of aircraft tire pressure monitoring apparatus that aircraft tire pressure is monitored and controlled is provided.
A kind of aircraft tire pressure monitoring apparatus, including tyre pressure sensor, pressure relief device, MCU, timer, main control device and nothing
Line communication device, the tyre pressure sensor, pressure relief device and timer are electrically connected with the MCU respectively, and the MCU passes through institute
Wireless communication apparatus and the main control device wireless connection are stated, wherein,
The tyre pressure sensor is arranged on the tire of the aircraft, for detecting the tire pressure of the tire, and will detection
Tire pressure data send to the MCU；
The pressure relief device includes the tracheae being arranged in the tire and the air valve being connected with the tracheae；
The MCU is used to receive the tire pressure data, and compared with first threshold, when the tire pressure data are more than institute
When stating first threshold, the first warning message is sent to the main control device, and controls the timer to start timing, when described
When MCU does not receive the control instruction that the main control device is sent in preset time, the air valve is controlled to open, so that described
The tire pressure of tire is reduced to the first threshold.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, the main control device is arranged in the aircraft cabin, including：
Main controller, the main controller are used for by the wireless communication apparatus and the MCU wireless connections, the main controller
The first warning message and the tire pressure data that the MCU is sent are received, user sets the default of tire pressure by the main controller
Value, and control instruction is sent to the MCU, to control the air valve to open, the tire pressure of the tire is reached the preset value.
Display screen, the display screen and the main controller are electrically connected with, for showing first warning message and described
Tire pressure data.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, the main control device also includes alarm bell device, the alarm bell device and institute
Main controller electric connection is stated, the MCU is additionally operable to tire pressure data and Second Threshold described in comparison, when the tire pressure data are less than institute
When stating Second Threshold, the second warning message is sent to the main controller, when the main controller receives the first of the MCU transmissions
When warning message or second warning message, control alarm bell sounds, and the Second Threshold is less than the first threshold.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, the wireless communication apparatus includes RF chips and antenna.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, in addition to signal transit module, the signal transit module, which is arranged on, to be leaned on
On the undercarriage of the wheel of the nearly aircraft, the signal transit module is used for the wireless communication apparatus and the main control device
Between signal forwarding.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, in addition to the letter being connected between the tyre pressure sensor and the MCU
Number modulate circuit, the signal conditioning circuit include signal amplification circuit, signal transformation circuit and the A/D conversion sequentially connected
Device.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, the pressure relief device is arranged on the inner side of the tire.
Above-mentioned aircraft tire pressure monitoring apparatus, wherein, waterproof grommet is set between the air valve and the tire.
The utility model embodiment controls pressure relief device to control the tire pressure of aero tyre by main control device and MCU
System, when tire pressure is too high, and MCU does not receive the control instruction of main control device transmission within the default time, MCU control pressure releases
Device is deflated to tire, to prevent the too high safety disaster brought of the tire pressure of aero tyre.
Brief description of the drawings
Fig. 1 is the structured flowchart of the aircraft tire pressure monitoring apparatus in the utility model first embodiment；
Fig. 2 is the structural representation of the aero tyre in the utility model first embodiment；
Fig. 3 is the structured flowchart of the aircraft tire pressure monitoring apparatus in the utility model second embodiment.
Main element symbol description
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.The utility model embodiment is given in accompanying drawing.But the utility model can be realized in many different forms, and
It is not limited to embodiment described herein.On the contrary, the purpose for providing the embodiment is made to disclosure of the present utility model
More thorough and comprehensive.
It should be noted that when element is referred to as " being fixedly arranged on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more related Listed Items.
Referring to Fig. 1, be the aircraft tire pressure monitoring apparatus in the utility model first embodiment, including tyre pressure sensor
10th, pressure relief device 20, MCU (Micro Control Unit, micro-control unit) 30, timer 40, main control device 50 and wireless
Communication device 60.The tyre pressure sensor 10, pressure relief device 20 and timer 40 are electrically connected with the MCU 30 respectively, described
MCU 30 passes through the wireless communication apparatus 60 and the wireless connection of main control device 50.It is real by the wireless communication apparatus 60
The existing MCU 30 and the main control device 50 information exchange.The wireless communication apparatus 60 includes RF chips and antenna.Institute
Tyre pressure sensor is stated sequentially to be connected with signal amplification circuit, signal transformation circuit and A/D converter, what tyre pressure sensor 10 monitored
Tire pressure data, digital quantity is exported after the adjustment of signal amplification circuit, signal transformation circuit and A/D converter to MCU 30.MCU
30 are handled data, are packaged into the data frame of communications protocol setting, then coded modulation and are pressed by RF chips and antenna
The ultra-high frequency (uHF) of setting sends data in the form of wireless.It is appreciated that the wireless communication apparatus 60
Other wireless transmission methods can be used, are not limited herein.
A tyre pressure sensor 10 is respectively provided with each tire of the aircraft and the pressure release fills 20 and put.The tire
Pressure sensor 10 is used for the tire pressure for detecting the tire, and the tire pressure data of detection are sent to the MCU 30.
As shown in Fig. 2 the pressure relief device 20 is arranged on the inner side of the tire 70, including it is arranged on the tire 70
Tracheae 21 and the air valve 22 that is connected with the tracheae 21.The tracheae 21 is arranged on the inside of the tire 70, the air valve
22 are arranged on the wall of the tire 70.The air valve 22 is sealed with the tire 70 by waterproof grommet, to prevent
The surrounding gas leakage of air valve 22.The tire 70 is abandoned by opening the air valve 22, reduces the tire pressure of the tire 70 of aircraft.
The air valve 22 is connected with MCU, by electrically controlling opening and closing.
The MCU 30 receives the tire pressure data that tyre pressure sensor 10 is sent, and is synchronously sent to main control device 50.It is described
After MCU 30 receives the tire pressure data that tyre pressure sensor 10 is sent, compared with default first threshold, when the tire pressure number
During according to more than the first threshold, the first warning message is sent to the main control device 50, while control the timer 40 to open
Beginning timing, when the MCU 30 does not receive the control instruction that the main control device 50 is sent in preset time, control institute
State air valve 22 to open, so that the tire pressure of the tire 70 is reduced to the first threshold.
The MCU 30 is for example including receiving module, sending module, comparison module, the first control module and the second control mould
Block.The receiving module is used for the tire pressure data for receiving the transmission of tyre pressure sensor 10.The sending module, which is used to work as, receives institute
When stating tire pressure data, the tire pressure data syn-chronization is sent to the main control device 50.The comparison module is used for described in comparison
Tire pressure data and default first threshold.The sending module is additionally operable to when the tire pressure data are more than the first threshold,
The first warning message is sent to the main control device 50, while the first control module controls the timer 40 to start timing.Institute
The second control module is stated to be used to refer to when the MCU 30 does not receive the control that the main control device 50 is sent in preset time
When making, the air valve 22 is controlled to open, so that the tire pressure of the tire 70 is reduced to the first threshold.
The main control device 50 is arranged in the aircraft cabin, including main controller 51 and electrical with the main controller 51
The display screen 52 of connection.The display screen 52 is used for the information for showing the main controller 51, to facilitate staff to understand aircraft
Flight Condition Data.
The main controller 51 is logical by the wireless communication apparatus 60 and the wireless connections of MCU 30, the main controller 51
The mode for crossing wireless telecommunications receives the first warning message and the tire pressure data that the MCU 30 is sent, and passes through the display
Screen 52 is shown.The warning message is used to remind staff's tire pressure condition, such as " tire pressure mistake is shown in display screen
It is high " printed words.User sends control instruction, to control pressure release to fill by main controller 51 according to the tire pressure data of tire to MCU 30
The air valve 22 for putting 20 is opened.User can set the preset value of tire pressure by the main controller 51, i.e. staff can basis
Actual conditions, the tire pressure of the tire is controlled to need the tire pressure reached.After user sets tire pressure value, sent and controlled by main controller 51
System instruction, controls the air valve 22 to open, so that the tire pressure of the tire reaches the preset value.
In the present embodiment, when the tire pressure of the tire of aircraft exceedes first threshold, pressure release is controlled by two kinds of triggering modes
The unlatching of the air valve 22 of device, the first is to directly transmit control instruction to MCU 30 by main controller 51 to control air valve to open
Open；Second is to control air valve 22 to open to trigger MCU 30 by timing, when the timing of timer 40 reaches preset time, master control
When equipment 50 does not send control instruction also, MCU 30 controls air valve 22 to open, until the tire pressure of the tire is reduced to described the
Air valve 22 is closed during one threshold value.
Further, the main control device 50 also includes alarm bell device 53, the alarm bell device 53 and the main controller 51
It is electrically connected with.The MCU 30 is additionally operable to tire pressure data and Second Threshold described in comparison, when the tire pressure data are less than described the
During two threshold values, the second warning message is sent to the main controller 51, when the main controller 51 receives what the MCU 30 was sent
When the first warning message or second warning message, control alarm bell sounds, and the Second Threshold is less than the first threshold.It is logical
Cross and set alarm bell device 53 to remind staff to pay close attention to the tire pressure condition of aircraft, either tire pressure is too low or too high, and alarm bell is equal
Sound.
The present embodiment controls pressure relief device to be controlled the tire pressure of aero tyre by main control device and MCU, works as tire pressure
It is too high, and MCU do not received within the default time main control device transmission control instruction when, MCU control pressure relief device to wheel
Tire is deflated, to prevent the too high safety disaster brought of the tire pressure of aero tyre.
Referring to Fig. 3, be the aircraft tire pressure monitoring apparatus in the utility model second embodiment, its with first embodiment
Tire pressure monitoring apparatus structure it is essentially identical, difference is, in addition to signal transit module 80, revolving die in the signal
Block 80 is positioned close on the undercarriage of the wheel of the aircraft, and the signal transit module 80 is used for the wireless communication apparatus
The forwarding of signal between 60 and the main control device 50.Increase signal transit module 80 can reduce RF signal transmission powers,
Reduce the interference to aircraft other equipment, improve system EMC.Moreover, MCU 30 has necessarily with main control device 50
Distance, dissipated to reduce signal power, ensure wireless communication apparatus 60 and main control device by setting up signal transit module 80
The intensity of 50 signals received, to ensure the promptness of information transfer and accuracy.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. a kind of aircraft tire pressure monitoring apparatus, it is characterised in that including tyre pressure sensor, pressure relief device, MCU, timer, master control
Equipment and wireless communication apparatus, the tyre pressure sensor, pressure relief device and timer are electrically connected with the MCU respectively, described
MCU by the wireless communication apparatus and the main control device wireless connection, wherein,
The tyre pressure sensor is arranged on the tire of the aircraft, for detecting the tire pressure of the tire, and by the tire of detection
Pressure data are sent to the MCU；
The pressure relief device includes the tracheae being arranged in the tire and the air valve being connected with the tracheae；
The MCU is used to receive the tire pressure data, and compared with first threshold, when the tire pressure data are more than described the
During one threshold value, the first warning message is sent to the main control device, and controls the timer to start timing, when the MCU exists
When not receiving the control instruction that the main control device is sent in preset time, the air valve is controlled to open, so that the tire
Tire pressure be reduced to the first threshold.
2. aircraft tire pressure monitoring apparatus as claimed in claim 1, it is characterised in that the main control device is arranged on the aircraft
In cabin, including：
Main controller, by the wireless communication apparatus and the MCU wireless connections, the main controller is used to receive the main controller
The first warning message and the tire pressure data that the MCU is sent, user set the preset value of tire pressure by the main controller, and
Control instruction is sent to the MCU, to control the air valve to open, the tire pressure of the tire is reached the preset value,
Display screen, the display screen is electrically connected with the main controller, for showing first warning message and the tire pressure
Data.
3. aircraft tire pressure monitoring apparatus as claimed in claim 2, it is characterised in that the main control device also includes alarm bell and filled
To put, the alarm bell device is electrically connected with the main controller, and the MCU is additionally operable to tire pressure data and Second Threshold described in comparison,
When the tire pressure data are less than the Second Threshold, the second warning message is sent to the main controller, when the main controller connects
When receiving the first warning message or second warning message that the MCU is sent, control alarm bell sounds, and the Second Threshold is small
In the first threshold.
4. aircraft tire pressure monitoring apparatus as claimed in claim 1, it is characterised in that the wireless communication apparatus includes RF chips
And antenna.
5. aircraft tire pressure monitoring apparatus as claimed in claim 1, it is characterised in that also including signal transit module, the letter
On the undercarriage for the wheel that number transit module is positioned close to the aircraft, the signal transit module is used for the wireless telecommunications
The forwarding of signal between device and the main control device.
6. aircraft tire pressure monitoring apparatus as claimed in claim 1, it is characterised in that also include being connected to the tyre pressure sensor
Signal conditioning circuit between the MCU, signal amplification circuit, the signal that the signal conditioning circuit includes sequentially connecting are whole
Shape circuit and A/D converter.
7. aircraft tire pressure monitoring apparatus as claimed in claim 1, it is characterised in that the pressure relief device is arranged on the tire
Inner side.
8. aircraft tire pressure monitoring apparatus as claimed in claim 1, it is characterised in that set between the air valve and the tire
Waterproof grommet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487799.0U CN206664171U (en) | 2017-05-04 | 2017-05-04 | Aircraft tire pressure monitoring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487799.0U CN206664171U (en) | 2017-05-04 | 2017-05-04 | Aircraft tire pressure monitoring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206664171U true CN206664171U (en) | 2017-11-24 |
Family
ID=60370838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720487799.0U Active CN206664171U (en) | 2017-05-04 | 2017-05-04 | Aircraft tire pressure monitoring apparatus |
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| CN (1) | CN206664171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113195267A (en) * | 2019-06-17 | 2021-07-30 | 空中客车营运有限公司 | Initialization of tire monitoring device |
-
2017
- 2017-05-04 CN CN201720487799.0U patent/CN206664171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113195267A (en) * | 2019-06-17 | 2021-07-30 | 空中客车营运有限公司 | Initialization of tire monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210421 Address after: 330013 north of Yingxiong Avenue, Nanchang Economic and Technological Development Zone, Nanchang City, Jiangxi Province (office building) (628, 6th floor) Patentee after: NANCHANG HANTIAN SCIENCE & TECHNOLOGY GROUP Co.,Ltd. Address before: 526060, 14 floor, Huijin center, Xinyuan West Road, Duanzhou District, Zhaoqing, Guangdong, Zhaoqing Patentee before: ZHAOQING GUANGYINGKE GENERAL AVIATION Research Institute |