CN214028572U - Full-automatic inflation device for quick and safe aircraft tire - Google Patents

Abstract

The utility model discloses a full automatic inflation device of quick safe aircraft tire, including inflator controller, system's working power supply, pressure sampling subassembly, gas tube way, air intlet and air outlet, inflator controller and pressure sampling subassembly interconnect, pressure sampling subassembly is located the gas tube way, the one end of gas tube way is air intlet, and the other end is air outlet, inflator controller and pressure sampling subassembly all are connected system's working power supply. The inflation is quick, the phenomenon of gas return difference cannot be generated, the alarm can be given when an abnormal phenomenon occurs, the safety is high, the tire pressure is in a monitoring state in the whole inflation process, the safety and the reliability of inflation are ensured, the labor is saved, the inflation efficiency is improved, and the inflation precision is improved.

Description

Full-automatic inflation device for quick and safe aircraft tire

Technical Field

The utility model relates to an aerating device technical field especially relates to a full automatic inflation device of quick safe aircraft tire.

Background

During maintenance of the aircraft tire, after the aircraft tire is disassembled and the accessories are inspected to be undamaged, the aircraft tire is reassembled, then the aircraft tire is filled with nitrogen for testing, and after no gas leakage is confirmed, the aircraft tire is placed in a standby area for standby. During the inflation process, manual monitoring is needed, and the tire pressure is continuously tested to monitor whether the tire pressure reaches a preset value. In case of tire damage due to overpressure or danger of high pressure. Generally, one tire inflation filling process needs one hour, a person tests for 10 times, the labor intensity is high, the person is full of attention, the pressure is high, the person cannot neglect the tiger, the conventional inflator is in a slow inflation state, the gas return difference phenomenon can be generated, and the inflation efficiency is low; when the gas source is unstable, the gas pressure is too high or too low, the inflator does not alarm, and the safety guarantee is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick safe full automatic inflation device of aircraft tire, it is quick to aerify, can not produce gas body return difference phenomenon, produces abnormal phenomenon and can report to the police, and the security is strong, and whole inflation process, tire pressure all are in monitored control state, ensure gas filled fail safe nature, practice thrift the manpower, and improve and aerify efficiency, improve and aerify the precision, solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a full-automatic inflation device for a quick and safe aviation tire comprises an inflator controller, a system working power supply, a pressure sampling assembly, an inflation pipeline, an air inlet and an air outlet, wherein the inflator controller is connected with the pressure sampling assembly, the pressure sampling assembly is positioned on the inflation pipeline, one end of the inflation pipeline is the air inlet, the other end of the inflation pipeline is the air outlet, and the inflator controller and the pressure sampling assembly are both connected with the system working power supply;

the system working power supply comprises a lithium battery, an external power supply input end, a charger access end and a power converter, wherein one end of the system working power supply is electrically connected with the power converter, the power converter is respectively connected with the lithium battery and the external power supply input end, and the lithium battery is connected with the charger access end;

safety valves are arranged at the air inlet and the air outlet;

the inflator controller comprises a computer and a control circuit, and the computer is connected with the control circuit;

a first pressure reducing valve, a flow limiting valve, a charging electromagnetic valve, a discharging electromagnetic valve and a pressure sensor are sequentially connected between the air inlet and the air outlet, and the pressure sensor, the charging electromagnetic valve and the first pressure reducing valve are all electrically connected with a control circuit.

Preferably, the control circuit is connected with an alarm speaker.

Preferably, the charging solenoid valve and the discharging solenoid valve are both provided with adjusting switches.

Preferably, the control circuit is connected with a computer through an RS-485 interface.

Preferably, the first pressure reducing valve is connected with a second pressure reducing valve and a regulating solenoid valve.

Preferably, the air inlet is connected with an air bottle.

Preferably, the system working power supply is connected with a power indicator lamp.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a full automatic inflation device of quick safe aircraft tire, gather tire pressure through pressure sampling subassembly, inflation machine controller control aerator aerifys, when inflation pressure reaches the target pressure value, the work pilot lamp of aerifing extinguishes, the power off of inflation solenoid valve, stop to aerify, it is quick to aerify, can not produce gas return difference phenomenon, it can report to the police to produce unusual phenomenon, the security is strong, whole inflation process, tire pressure all is in monitored control state, ensure gas filled fail-safe nature, the manpower is practiced thrift, and can aerify at a high speed in earlier stage of aerifing, it reaches preset pressure value 90 to detect tire pressure when automatic inflation device, inflation speed truns into the state of filling slowly, tire pressure and aerator display pressure are extremely unanimous like this, inflation precision reaches 1%, not only improve inflation efficiency, still improve the inflation precision.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an external structural view of the present invention;

fig. 3 is a schematic circuit diagram of the present invention.

In the figure: 1. an inflator controller; 2. a system working power supply; 3. a pressure sampling assembly; 4. an inflation pipeline; 5. an air inlet; 6. an air outlet; 7. a safety valve; 8. a first pressure reducing valve; 9. a flow-limiting valve; 10. a charging solenoid valve; 11. a computer; 12. a control circuit; 13. a discharge solenoid valve; 14. a pressure sensor; 15. an alarm speaker; 16. a second pressure reducing valve; 17. adjusting the electromagnetic valve; 18. a power converter; 19. a charger access end; 20. an external power supply input end; 21. a lithium battery.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the full-automatic fast and safe inflation device for the aircraft tire comprises an inflator controller 1, a system working power supply 2, a pressure sampling assembly 3, an inflation pipeline 4, an air inlet 5 and an air outlet 6, wherein the inflator controller 1 is connected with the pressure sampling assembly 3, the pressure sampling assembly 3 is located on the inflation pipeline 4, one end of the inflation pipeline 4 is the air inlet 5, the other end of the inflation pipeline 4 is the air outlet 6, and the inflator controller 1 and the pressure sampling assembly 3 are both connected with the system working power supply 2.

The system working power supply 2 comprises a lithium battery 21, an external power supply input end 20, a charger access end 19 and a power converter 18, one end of the system working power supply 2 is electrically connected with the power converter 18, the power converter 18 is respectively connected with the lithium battery 21 and the external power supply input end 20, and the lithium battery 21 is connected with the charger access end 19; safety valves 7 are arranged at the air inlet 5 and the air outlet 6; the inflator controller 1 comprises a computer 11 and a control circuit 12, the computer 11 is connected with the control circuit 12, the control circuit 12 is connected with an alarm loudspeaker 15, and the control circuit 12 is connected with the computer 11 through an RS-485 interface; a first pressure reducing valve 8, a flow limiting valve 9, a charging electromagnetic valve 10, a discharging electromagnetic valve 13 and a pressure sensor 14 are sequentially connected between an air inlet 5 and an air outlet 6, the pressure sensor 14, the charging electromagnetic valve 10 and the first pressure reducing valve 8 are electrically connected with a control circuit 12, a second pressure reducing valve 16 and an adjusting electromagnetic valve 17 are connected at the position of the first pressure reducing valve 8, adjusting switches are arranged on the charging electromagnetic valve 10 and the discharging electromagnetic valve 13 respectively, manual fine adjustment can be carried out, gas connection is good, a gas cylinder switch is opened, a gas cylinder is connected to the air inlet 5, the gas cylinder is mainly used for storing gas, after the inflation pressure is adjusted to be 2MPa, an automatic inflator controls gas circuit to automatically inflate, the control circuit 12 monitors the tire pressure constantly, the initial full-load inflation is carried out, when the automatic inflator detects that the tire pressure reaches a preset pressure value of 90%, the inflation speed is converted into a slow inflation state, so that the tire pressure is consistent with the display pressure of the inflator, the inflation precision reaches 1%, the pressure sensor 14 immediately alarms and stops inflating when monitoring that the pressure is higher than the safe pressure state, and the inflation is continued until someone processes the inflation and presses a reset key, so that the inflation device is safe and reliable, saves manpower, and improves the efficiency and the inflation precision.

The pressure at the air inlet is less than or equal to 16Mpa, the safety valve 7 at the air inlet is 16.5Mpa, the air pressure at the outlet of the second reducing valve 16 is 3Mpa, and the air pressure at the outlet of the first reducing valve 8 is 2 Mpa.

In the circuit diagram, L1 is a power indicator, a power switch is arranged at S1, CZ1 is a 24V charging socket, interfaces 1 and 2 in CZ2 are connected with a pressure sensor 14 measuring circuit, the pressure sensor 14 measuring circuit is connected with the pressure sensor 14, S6 is "electric control-", S5 is "electric control +", F2 is a normally closed pressure relief solenoid valve, F1 is a normally closed charging solenoid valve 10, F3 is a normally closed 2/3 switching solenoid valve, an alarm speaker 15 is arranged at Y1, S2 is a switchable safety valve, S3 is an inflation start switch, and S4 is an inflation stop switch.

The operation process comprises the following steps: one to place power switch S1 in the 'off' position; s2, setting a 21-bit internal lithium battery, setting a 2Mpa or 3Mpa pressure selection switch S7 according to requirements, setting S8 to a 'computer 11' bit, linking an air inlet to an air source, and linking an air outlet to an airplane tire; secondly, a power switch S1 on the controller is set to be switched on, a display screen displays an inflation picture in about 5 seconds, the battery power is required to be above 90% when the picture is observed, and the outlet pressure shows an instant tire pressure value; thirdly, opening the gas source output to ensure that the pressure of the inlet of the device reaches between more than 3MPa and less than 17 MPa; fourthly, according to the tire model requirement, pressing a tire option button corresponding to the touch screen, enabling the selected tire model and inflation pressure range character to be red, and displaying the target pressure value selected by the current inflation on a target pressure display window; pressing S3 start button, at this time, electrifying the inflation solenoid valve, lighting the inflation work indicator light, starting inflation work, when the inflation pressure reaches the target pressure value, turning off the inflation work indicator light, powering off the inflation solenoid valve, stopping inflation, and simultaneously sending out a prompt of red flashing picture lasting for 5 seconds and a sound alarm; sixthly, when the electromagnetic valve is closed after automatic inflation, the pressure display has slight difference return difference phenomenon, and the displayed pressure can reach the requirement by manually pressing S5 'fine adjustment +' or S6 'fine adjustment-'; after the seven-inflation work is finished, turning OFF the power switch S1; and closing the switch valve of the air source to the device, and taking down the connecting pipeline.

In summary, the following steps: the utility model discloses a full automatic inflation device of quick safe aircraft tire, gather tire pressure through pressure sampling subassembly 3, 1 control inflator of inflation machine controller aerifys, when inflation pressure reaches the target pressure value, the work pilot lamp of aerifing extinguishes, the power off of inflation solenoid valve, stop to aerify, it is quick to aerify, can not produce gas return difference phenomenon, it can report to the police to produce abnormal phenomenon, the security is strong, whole inflation process, tire pressure all is in monitored control state, ensure gas filled fail safe nature, the manpower is practiced thrift, and can inflate at a high speed in earlier stage aerifing, it reaches preset pressure value 90 to detect tire pressure when automatic inflation device, inflation speed truns into the state of filling slowly, tire pressure and inflator show that pressure is extremely unanimous like this, the inflation precision reaches 1%, not only improve inflation efficiency, still improve the inflation precision.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a full automatic inflation device of quick safe aircraft tire which characterized in that: the device comprises an inflator controller (1), a system working power supply (2), a pressure sampling assembly (3), an inflation pipeline (4), an air inlet (5) and an air outlet (6), wherein the inflator controller (1) is connected with the pressure sampling assembly (3), the pressure sampling assembly (3) is positioned on the inflation pipeline (4), one end of the inflation pipeline (4) is provided with the air inlet (5), the other end of the inflation pipeline is provided with the air outlet (6), and the inflator controller (1) and the pressure sampling assembly (3) are both connected with the system working power supply (2);

the system working power supply (2) comprises a lithium battery (21), an external power supply input end (20), a charger access end (19) and a power converter (18), one end of the system working power supply (2) is electrically connected with the power converter (18), the power converter (18) is respectively connected with the lithium battery (21) and the external power supply input end (20), and the lithium battery (21) is connected with the charger access end (19);

safety valves (7) are respectively arranged at the air inlet (5) and the air outlet (6);

the inflator controller (1) comprises a computer (11) and a control circuit (12), wherein the computer (11) and the control circuit (12) are connected with each other;

a first pressure reducing valve (8), a flow limiting valve (9), a charging electromagnetic valve (10), a discharging electromagnetic valve (13) and a pressure sensor (14) are sequentially connected between the air inlet (5) and the air outlet (6), and the pressure sensor (14), the charging electromagnetic valve (10) and the first pressure reducing valve (8) are electrically connected with a control circuit (12).

2. The full-automatic fast and safe aviation tire inflation device as claimed in claim 1, wherein: the control circuit (12) is connected with an alarm loudspeaker (15).

3. The full-automatic fast and safe aviation tire inflation device as claimed in claim 1, wherein: and the charging electromagnetic valve (10) and the discharging electromagnetic valve (13) are both provided with regulating switches.

4. The full-automatic fast and safe aviation tire inflation device as claimed in claim 1, wherein: the control circuit (12) is connected with the computer (11) through an RS-485 interface.

5. The full-automatic fast and safe aviation tire inflation device as claimed in claim 1, wherein: and a second pressure reducing valve (16) and an adjusting electromagnetic valve (17) are connected to the first pressure reducing valve (8).

6. The full-automatic fast and safe aviation tire inflation device as claimed in claim 1, wherein: the air inlet (5) is connected with an air bottle.

7. The full-automatic fast and safe aviation tire inflation device as claimed in claim 1, wherein: the system working power supply (2) is connected with a power indicator lamp.

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