CN215951097U - Portable unmanned aerial vehicle fills nitrogen device - Google Patents
Portable unmanned aerial vehicle fills nitrogen device Download PDFInfo
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- CN215951097U CN215951097U CN201922115315.1U CN201922115315U CN215951097U CN 215951097 U CN215951097 U CN 215951097U CN 201922115315 U CN201922115315 U CN 201922115315U CN 215951097 U CN215951097 U CN 215951097U
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Abstract
The utility model provides a portable unmanned aerial vehicle fills nitrogen device, including air supply gas cylinder joint (1), tonifying qi hose (2), box (3), aerify hose (4) and aerify joint (5), can select for use device partial pipeline to operate when tonifying qi or aerifing dual-purpose, practicality and efficiency all promote to some extent, simultaneously through main built-in nitrogen gas bottle, the pipeline, components such as valve concentrate on in the box, reliable fixed when having realized tonifying qi or aerifing the operation, simultaneously can respectively with tonifying qi hose and aerify hose and box through quick connector be connected can, the operation is convenient, the degree of formation is higher, small, light in weight, and convenient carrying.
Description
Technical Field
The utility model relates to a portable nitrogen charging device for an unmanned aerial vehicle, and belongs to the field of unmanned aerial vehicle maintenance.
Background
At present, the conventional nitrogen charging devices for the domestic unmanned aerial vehicle are mainly of two types, one type is a vehicle type structure, the size and the weight are large, the structure is complex, and the use flexibility is poor; the other type is a simple structure, elements such as pipelines, valves, instruments and the like need to be assembled on site, an independent nitrogen cylinder needs to be connected for air supply, the usability is poor, and air leakage is easy to occur.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is as follows: to among the prior art at present, traditional unmanned aerial vehicle fills nitrogen device structure comparatively complicated or need external independent gas cylinder to inflate and lead to the relatively poor problem of usability, provides a portable unmanned aerial vehicle and filled nitrogen device.
The technical scheme for solving the technical problems is as follows:
the utility model provides a portable unmanned aerial vehicle fills nitrogen device, includes that air supply gas cylinder connects, tonifying qi hose, box, aerifys the hose and aerifys the joint, wherein:
the gas supply hose comprises a first quick connector, a first hose, a first gas release switch and a second quick connector, the box body comprises a gas supplement nozzle, a built-in nitrogen gas bottle, a safety valve, a reversing valve, a gas supplement barometer, a gas inlet pressure meter, a pressure reducing valve, a gas outlet pressure meter and a gas charging nozzle, the gas charging hose comprises a third quick connector, a second hose, a second gas release switch and a fourth quick connector, the gas charging connector comprises a gas inlet nozzle, a gas charging switch and a pressure meter, one end of the gas source gas bottle connector is connected with one end of the quick connector of the gas supplement hose, the other end of the quick connector is connected with one end of the first hose, the other end of the first hose is connected with one end of the quick connector, the first hose releases gas through the first gas release switch, the other end of the quick connector is connected with the gas supplement nozzle of the box body, the gas supplement nozzle, one end of the reversing valve and the gas supplement barometer are connected through a three-way metal pipe, the other end of the reversing valve is connected with the built-in nitrogen gas bottle through the safety valve, the switching-over valve gas outlet is connected with the air-vent valve air inlet, the air-vent valve gas outlet links to each other with charging connector one end, aerify the total manometer, it sets up in the box shell surface and carries out pressure monitoring to aerify the manometer, the charging connector other end links to each other with three one end of quick connector, the three other ends of quick connector link to each other with two one ends of hose, two other ends of hose link to each other and go out the gassing through second gassing switch with four one end of quick connector, the four other ends of quick connector link to each other with charging connector's suction nozzle one end, the suction nozzle other end links to each other with charging switch, and carry out pressure monitoring through the manometer.
When the built-in nitrogen cylinder needs to be supplemented with air, one end of a gas source gas cylinder connector is connected with one end of a quick connection plug of an air supplementing hose, the other end of the quick connection plug is connected with one end of the hose, the other end of the hose is connected with one end of a quick connection plug, the hose I discharges air through a first air discharge switch, the other end of the quick connection plug is connected with an air supplementing nozzle of a box body, the air supplementing nozzle, an air inlet at one end of a reversing valve and an air supplementing total pressure gauge are connected through a three-way metal pipe, an air inlet at the other end of the reversing valve is connected with the built-in nitrogen cylinder through a safety valve, an air outlet of the reversing valve is connected with an air inlet of a pressure regulating valve, an air outlet of the pressure regulating valve is connected with one end of an inflating nozzle, and the inflating gauge and the inflating pressure gauge are arranged on the surface of a shell of the box body to monitor the pressure;
when outside unmanned aerial vehicle buffer aerating device atmospheric pressure is not enough to need aerify, disconnection air supplement mouth and two connections of quick connector, make the air supplement mouth other end link to each other with three one end of quick connector, the three other end of quick connector links to each other with two one end of hose, the two other ends of hose link to each other and deflate through second gassing switch with four one end of quick connector, the four other ends of quick connector link to each other with air connector's suction nozzle one end, the suction nozzle other end links to each other with aeration switch, and carry out pressure monitoring through the manometer.
When the built-in nitrogen cylinder needs to be supplemented with air, the air release switch is switched to be in a closed state, the handle of the rotary reversing valve is switched to an air supplementing passage between the safety valve and the built-in nitrogen cylinder, the built-in nitrogen cylinder is supplemented with air through the air source air cylinder connector, the air supplementing pressure value is monitored through the air supplementing barometer, and when the air supplementing pressure reaches an air supplementing specified value, the air source air cylinder connector switch is closed.
And after the built-in nitrogen cylinder is supplemented with air, the reversing valve is switched to be in a closed state, residual air in the air supplementing hose is discharged through the first air release switch, and the first air release switch is closed after the residual air is discharged.
When needs aerify outside unmanned aerial vehicle buffer aerating device, the air-vent valve is the off-state, second gassing switch is the off-state, the switch that aerifys switches into the on-state and monitors outside unmanned aerial vehicle buffer aerating device internal gas pressure through the manometer, switch and open the air-vent valve and the inflation access of charging connector and monitor current atmospheric pressure in the built-in nitrogen cylinder through the manometer of admitting air with rotatory switching-over valve handle, utilize built-in nitrogen cylinder to aerify and monitor whether inflation pressure reaches the regulation value of aerifing through the manometer, if be less than the regulation value of aerifing then slowly adjust the air-vent valve until reaching the regulation value of aerifing, if be higher than the regulation value of aerifing then rotatory switching-over valve handle closes the box access, and close the switching-over valve after accomplishing to aerifing.
After the inflation is finished, the residual air in the inflation hose is discharged through the second deflation switch until the inflation total pressure meter and the inflation pressure meter both have the display values of 0, and the deflation switch is switched to the closed state.
The air supply nozzle, the built-in nitrogen cylinder, the safety valve, the reversing valve, the air supply barometer, the pressure regulating valve and the air charging nozzle are all arranged in the box body shell, and the air inlet pressure meter and the air outlet pressure meter are arranged on the surface of the box body.
Compared with the prior art, the utility model has the advantages that:
according to the portable nitrogen filling device for the unmanned aerial vehicle, the main built-in nitrogen bottles, pipelines, valves and other elements are concentrated in the box body, so that the reliable fixation during air filling or inflating operation is realized, meanwhile, the air filling hose and the air filling hose can be connected with the box body through the quick connectors, the operation is convenient, the air filling connector can be continuously selected and matched according to an air filling object interface, the universality is high, part of pipelines of the device can be selected for operation during dual purposes of air filling or inflating, the practicability and the efficiency are improved, the integration level is high, the size is small, the weight is light, and the operation and the carrying are convenient.
Drawings
FIG. 1 is a general view of the nitrogen charging device provided by the utility model;
FIG. 2 is a structural diagram of a nitrogen charging device in a gas supplementing state;
FIG. 3 is a structural diagram of the nitrogen charging device in an inflated state;
Detailed Description
The utility model provides a portable unmanned aerial vehicle fills nitrogen device, can realize through the pipeline switching that inside built-in nitrogen cylinder 32 inflates, also can realize simultaneously inflating for outside unmanned aerial vehicle buffer aerating device, as shown in fig. 1, the device mainly includes air supply gas cylinder joint 1, tonifying qi hose 2, box 3, inflation hose 4 and inflation joint 5, when the built-in nitrogen cylinder 32 pressure of box 3 is not enough, through air supply gas cylinder joint 1, tonifying qi hose 2, box 3 to carry out the tonifying qi operation to built-in nitrogen cylinder 32, air supply gas cylinder joint 1 input links to each other with the high-pressure nitrogen gas source, and the output passes through tonifying qi hose 2 and is the built-in nitrogen cylinder 32 tonifying qi in the box 3.
One end of the air source air bottle joint 1 is connected to the joint of the air source air bottle through a G5/8 standard thread, the other end is connected with the air inlet of the air supply hose 2, the air outlet of the air supply hose 2 is connected with the air inlet of the box body 3, and the air outlet of the box body 3 is connected with the air charging joint 5 through the air charging hose 4.
When outside unmanned aerial vehicle buffer aerating device atmospheric pressure is not enough, aerify this aerating device through box 3, inflatable hose 4 and inflatable joint 5, built-in nitrogen cylinder 32 in the box 3 links to each other with inflatable hose 4 input through the 3 output of box, and inflatable hose 4 output is aerifyd for outside unmanned aerial vehicle buffer aerating device through inflatable joint 5, wherein:
the air supply hose 2 comprises a first quick connector 21, a first hose 22, a first air release switch 23 and a second quick connector 24, the box body 3 comprises an air supply nozzle 31, a built-in nitrogen cylinder 32, a safety valve 33, a reversing valve 34, an air supply barometer 35, an air supply manometer 36, a pressure regulating valve 37, an air outlet manometer 38 and an air charging nozzle 39, the air charging hose 4 comprises a third quick connector 41, a second hose 42, a second air release switch 23 and a fourth quick connector 44, the air charging connector 5 comprises an air inlet nozzle 51, an air charging switch 52 and a manometer 53, when the pipeline is not used, one end of the air source gas cylinder connector 1 is connected with one end of the first quick connector 21 of the air supply hose 2, the other end of the first quick connector 21 is connected with one end of the first hose 22, the other end of the first hose 22 is connected with one end of the second quick connector 24, the first hose 22 is deflated through the first air release switch 23, the other end of the second quick connector 24 is connected with the air supply nozzle 31 of the box body 3, the gas supplementing nozzle 31, an air inlet at one end of a reversing valve 34 and a gas supplementing barometer 35 are connected through a three-way metal pipe, an air inlet at the other end of the reversing valve 34 is connected with a built-in nitrogen bottle 32 through a safety valve 33, an air outlet of the reversing valve 34 is connected with an air inlet of a pressure regulating valve 37, an air outlet of the pressure regulating valve 37 is connected with one end of a gas charging nozzle 39, a gas charging total pressure meter 36 and a gas charging manometer 38 are arranged on the surface of the shell of the box body 3 for pressure monitoring, the other end of the gas charging nozzle 39 is connected with one end of a quick connector three 41, the other end of the quick connector three 41 is connected with one end of a hose two 42, the other end of the hose two 42 is connected with one end of a quick connector four 44 and is discharged through a second gas discharging switch 23, the other end of the quick connector four 44 is connected with one end of a gas charging nozzle 51 of a gas charging connector 5, the other end of the gas charging nozzle 51 is connected with a gas charging switch 52, and pressure monitoring is carried out through the manometer 53.
The air supply nozzle 31, the built-in nitrogen cylinder 32, the safety valve 33, the reversing valve 34, the air supply pressure gauge 35, the pressure regulating valve 37 and the air supply nozzle 39 are all arranged in the shell of the box body 3, and the air inlet pressure gauge 36 and the air outlet pressure gauge 38 are arranged on the surface of the box body to facilitate reading.
As shown in fig. 2, when it is required to replenish the internal nitrogen cylinder 32, one end of the gas source gas cylinder connector 1 is connected with one end of a quick connector 21 of a replenishing hose 2, the other end of the quick connector 21 is connected with one end of a hose 22, the other end of the hose 22 is connected with one end of a quick connector 24, the hose 22 is deflated through a first deflation switch 23, the other end of the quick connector 24 is connected with a replenishing nozzle 31 of the box 3, the replenishing nozzle 31, an air inlet at one end of a reversing valve 34 and a replenishing barometer 35 are connected through a three-way metal pipe, an air inlet at the other end of the reversing valve 34 is connected with the internal nitrogen cylinder 32 through a safety valve 33, an air outlet of the reversing valve 34 is connected with an air inlet of a pressure regulating valve 37, an air outlet of the pressure regulating valve 37 is connected with one end of an inflating nozzle 39, and an inflating total pressure meter 36 and an inflating pressure meter 38 are arranged on the surface of the shell of the box 3 for pressure monitoring;
as shown in fig. 3, when the external unmanned aerial vehicle buffer inflation device is insufficient in air pressure and needs to be inflated, the disconnection air supplement nozzle 31 is connected with the second quick connector 24, the other end of the inflation nozzle 39 is connected with one end of the third quick connector 41, the other end of the third quick connector 41 is connected with one end of the second hose 42, the other end of the second hose 42 is connected with one end of the fourth quick connector 44 and is deflated through the second deflation switch 23, the other end of the fourth quick connector 44 is connected with one end of an air inlet nozzle 51 of the inflation connector 5, the other end of the air inlet nozzle 51 is connected with the inflation switch 52, and pressure monitoring is performed through a pressure gauge 53.
Meanwhile, when the built-in nitrogen cylinder 32 needs to be replenished, the first deflation switch 23 is switched to a closed state, the handle of the reversing valve 34 is rotated to be switched to a gas replenishing passage between the safety valve 33 and the built-in nitrogen cylinder 32, the built-in nitrogen cylinder 32 is replenished with gas through the gas source gas cylinder connector 1, the gas replenishing pressure value is monitored through the gas replenishing barometer 35, when the gas replenishing pressure reaches a specified gas replenishing value, the switch of the gas source gas cylinder connector 1 is closed, after the gas replenishing of the built-in nitrogen cylinder 32 is completed, the reversing valve 34 is switched to a closed state, the residual gas in the gas replenishing hose 2 is discharged through the first deflation switch 23, and the first deflation switch 23 is closed after the residual gas is discharged.
When the external unmanned aerial vehicle buffer inflation device needs to be inflated, the pressure regulating valve 37 is in a closed state, the second air release switch 23 is in a closed state, the inflation switch 52 is switched to be in an open state, the pressure in the external unmanned aerial vehicle buffer inflation device is monitored through the pressure gauge 53, the handle of the rotary reversing valve 34 is switched to open the inflation passage of the pressure regulating valve 37 and the inflation nozzle 39, the current air pressure in the built-in nitrogen bottle 32 is monitored through the air inlet pressure gauge 36, the built-in nitrogen bottle 32 is used for inflating, whether the inflation pressure reaches an inflation specified value or not is monitored through the pressure gauge 53, if the inflation pressure is lower than the inflation specified value, the pressure regulating valve 37 is slowly adjusted until the inflation specified value is reached, if the inflation specified value is higher than the inflation specified value, the handle of the rotary reversing valve 34 is used for closing the passage of the box body 3, after inflation is completed, the reversing valve 34 is closed, and after inflation is completed, residual air in the inflation hose 4 is discharged through the second air release switch 23 until the inflation total pressure gauge 36 is inflated, The inflation pressure gauge 38 displays a value of 0, and the second deflation switch 23 is switched to the closed state.
The following is further illustrated with reference to specific examples:
when the gas is supplemented by the built-in nitrogen bottle 32, the method comprises the following specific steps:
1) connecting a gas source gas cylinder connector 1 with an external nitrogen cylinder 32;
2) connecting a quick plug-in connector I21 at one end of the air supply hose 2 with the air source air bottle connector 1, confirming that a first air release switch 23 on the air supply hose 2 is in a closed state, and ensuring that the hose I22 is smoothly unfolded and not bent;
3) connecting a second quick-plug connector 24 at the other end of the air supply hose 2 with an air supply nozzle 31 on the box body;
4) as shown in fig. 1, the handle of the reversing valve 34 is rotated to make the box body in a gas supplementing state, and a gas supplementing passage is opened;
5) opening an air source switch, supplementing air to a nitrogen cylinder 32 arranged in the box body 3, checking an air supplementing pressure gauge 35, and closing the air source switch of the air source air cylinder connector 1 when the specified value of air supplementing pressure is reached;
6) after air supply is finished, rotating a handle of the reversing valve 34 to enable the box body 3 to be in a closed state, and closing the reversing valve 34;
7) the first air release switch 23 on the first hose 22 is opened to discharge the residual air in the air supply hose 2
8) Closing the first air release switch 23 on the air supply hose 2;
9) and disconnecting the quick plug-in connector I21 of the gas source gas cylinder connector 1 and the air supply hose 2, and detaching the air supply hose 2.
When needing to carry out unmanned aerial vehicle buffer aerating device and aerifing, specific step is as follows:
1) the handle of the pressure regulating valve 37 is unscrewed anticlockwise, and the pressure regulating valve 37 is closed;
2) connecting the air outlet of an air charging switch 52 of an air charging connector 5 with an interface of an unmanned aerial vehicle buffer air charging device;
3) connecting the quick-connection connector fourth 44 of the inflation hose 4 with the air inlet nozzle 51 of the inflation connector 5, and confirming that the second deflation switch 23 on the inflation hose is in a closed state;
4) connecting a third quick-connection plug 41 of the inflation hose 4 with an inflation nozzle 39 on the box body;
5) rotating the handle of the inflation switch 52 to connect the inflation pipeline with the buffer inflation device, and displaying the current air pressure in the buffer inflation device by the pressure gauge 53 at the moment;
6) then, the handle of the reversing valve 34 is rotated to enable the box body 3 to be in an inflation state, an inflation channel is opened, and at the moment, the air inlet pressure gauge 36 on the box body 3 displays the current air pressure inside the built-in air bottle 32;
7) an air outlet pressure gauge 38 on the observation box body rotates the handle of the pressure regulating valve 37 clockwise according to the required inflation pressure, and stops rotating the pressure regulating valve 37 after the required working pressure is reached;
8) the pressure gauge 53 on the inflation nipple 5 is observed to see if the desired inflation pressure is reached. If the pressure is lower than the required inflation pressure, continuing to slowly rotate the regulating pressure regulating valve 37 clockwise until the pressure reaches the required pressure; if the pressure is higher than the required inflation pressure, the handle of the reversing valve 34 is rotated to enable the box body 3 to be in an 'off' state, the second deflation switch 23 on the inflation hose 4 is opened, part of nitrogen is released, and the second deflation switch 23 is closed rapidly until the pressure reaches the required pressure;
9) after the inflation is finished, the handle of the reversing valve 34 is rotated to enable the box body 3 to be in a closed state;
10) disconnecting the air outlet of the air charging switch 52 of the air charging connector 5 from the interface of the buffer air charging device;
11) and opening the second air release switch 23 on the air inflation hose 4, releasing residual air in the pipeline, and displaying values of the pressure gauge 53, the air inlet pressure gauge 36 and the air outlet pressure gauge 38 on the box body which are all 0 after releasing.
12) Closing a second air release switch 23 on the inflation hose 4, disconnecting a third quick-connection connector 41 and a fourth quick-connection connector 44 at two ends of the inflation hose 4, and detaching the inflation connector 5 from the buffer inflation device;
13) the inflation hose 4 and the inflation connector 5 are collected and returned to the corresponding positions.
Those skilled in the art will appreciate that those matters not described in detail in the present specification are well known in the art.
Claims (7)
1. The utility model provides a portable unmanned aerial vehicle fills nitrogen device which characterized in that: including air supply gas cylinder connector (1), tonifying qi hose (2), box (3), inflation hose (4) and inflation connector (5), wherein:
the air supply hose (2) comprises a first quick connector (21), a first hose (22), a first air release switch (23) and a second quick connector (24), the box body (3) comprises an air supply nozzle (31), a built-in nitrogen cylinder (32), a safety valve (33), a reversing valve (34), an air supply barometer (35), an air supply manometer (36), a pressure regulating valve (37), an air outlet manometer (38) and an air charging nozzle (39), the air charging hose (4) comprises a third quick connector (41), a second hose (42), a second air release switch (43) and a fourth quick connector (44), the air charging connector (5) comprises an air inlet nozzle (51), an air charging switch (52) and a manometer (53), one end of the air source gas cylinder connector (1) is connected with one end of the first quick connector (21) of the air supply hose (2), the other end of the first quick connector (21) is connected with one end of the first hose (22), the other end of the first hose (22) is connected with one end of the second quick connector (24), the first hose (22) is deflated through the first deflation switch (23), the other end of the second quick connector (24) is connected with the air supplementing nozzle (31) of the box body (3), the air supplementing nozzle (31), an air inlet at one end of a reversing valve (34) and an air supplementing pressure gauge (35) are connected through a three-way metal pipe, an air inlet at the other end of the reversing valve (34) is connected with a built-in nitrogen bottle (32) through a safety valve (33), an air outlet of the reversing valve (34) is connected with an air inlet of a pressure regulating valve (37), an air outlet of the pressure regulating valve (37) is connected with one end of an inflating nozzle (39), the air inlet pressure gauge (36) and the air outlet pressure gauge (38) are arranged on the surface of the shell of the box body (3) for pressure monitoring, the other end of the inflating nozzle (39) is connected with one end of the third quick connector (41), the other end of the third quick connector (41) is connected with one end of the second hose (42), the other end of the second hose (42) is connected with one end of the fourth quick connector (44) and is deflated through the second deflation switch (43), the other end of the quick connection-peg four (44) is connected with one end of an air inlet nozzle (51) of the air charging connector (5), the other end of the air inlet nozzle (51) is connected with an air charging switch (52), and pressure monitoring is carried out through a pressure gauge (53).
2. The portable nitrogen charging device for unmanned aerial vehicles according to claim 1, wherein: when the built-in nitrogen cylinder (32) needs to be supplemented with air, one end of an air source air cylinder connector (1) is connected with one end of a quick-connection plug (21) of an air supplementing hose (2), the other end of the quick-connection plug (21) is connected with one end of a hose (22), the other end of the hose (22) is connected with one end of a quick-connection plug (24), the hose (22) is deflated through a first deflation switch (23), the other end of the quick-connection plug (24) is connected with an air supplementing nozzle (31) of a box body (3), the air supplementing nozzle (31), one end air inlets of reversing valves (34), an air supplementing pressure meter (35) are connected through a three-way metal pipe, the air inlets of the other ends of the reversing valves (34) are connected with the built-in nitrogen cylinder (32) through safety valves (33), the air outlets of the reversing valves (34) are connected with air inlets of pressure regulating valves (37), and the air outlets of pressure regulating valves (37) are connected with one ends of inflation nozzles (39), the air inlet pressure gauge (36) and the air outlet pressure gauge (38) are arranged on the surface of the shell of the box body (3) for pressure monitoring;
when outside unmanned aerial vehicle buffer aerating device atmospheric pressure is not enough to need aerify, disconnection air supplement mouth (31) are connected with two (24) of quick connector, make charging connector (39) other end link to each other with three (41) one end of quick connector, the three (41) other end of quick connector links to each other with two (42) one end of hose, two (42) other ends of hose link to each other and deflate through second gassing switch (43) with four (44) one end of quick connector, the four (44) other ends of quick connector link to each other with suction nozzle (51) one end of charging connector (5), suction nozzle (51) other end links to each other with charging switch (52), and carry out pressure monitoring through manometer (53).
3. The portable nitrogen charging device for unmanned aerial vehicles according to claim 1, wherein: when the built-in nitrogen cylinder (32) needs to be supplemented with air, the first air release switch (23) is switched to be in a closed state, the handle of the rotary reversing valve (34) is switched to an air supplementing channel between the safety valve (33) and the built-in nitrogen cylinder (32), the built-in nitrogen cylinder (32) is supplemented with air through the air source air cylinder connector (1), the air supplementing pressure value is monitored through the air supplementing barometer (35), and when the air supplementing pressure reaches an air supplementing specified value, the air source air cylinder connector (1) is closed.
4. The portable nitrogen charging device for unmanned aerial vehicles according to claim 3, wherein: after the air supply of the built-in nitrogen cylinder (32) is finished, the reversing valve (34) is switched to be in a closed state, residual air in the air supply hose (2) is discharged through the first air release switch (23), and the first air release switch (23) is closed after the residual air is discharged.
5. The portable nitrogen charging device for unmanned aerial vehicles according to claim 2, wherein: when the external unmanned aerial vehicle buffer inflation device needs to be inflated, the pressure regulating valve (37) is in a closed state, the second deflation switch (43) is in a closed state, the inflation switch (52) is switched to be in an open state, the pressure in the external unmanned aerial vehicle buffer inflation device is monitored through the pressure gauge (53), the handle of the rotary reversing valve (34) is switched to open an inflation passage between the pressure regulating valve (37) and the inflation nozzle (39), the current air pressure in the built-in nitrogen cylinder (32) is monitored through the air inlet pressure gauge (36), the built-in nitrogen cylinder (32) is used for inflating, whether the inflation pressure reaches an inflation specified value or not is monitored through the pressure gauge (53), if the inflation specified value is lower than the inflation specified value, the pressure regulating valve (37) is slowly regulated until the inflation specified value is reached, if the inflation specified value is higher than the inflation specified value, the handle of the rotary reversing valve (34) is used for closing the passage of the box body (3), and the reversing valve (34) is closed after inflation is completed.
6. The portable nitrogen charging device for unmanned aerial vehicles according to claim 2, wherein: after the inflation is finished, the residual air in the inflation hose (4) is discharged through the second deflation switch (43) until the display values of the air inlet pressure gauge (36) and the air outlet pressure gauge (38) are both 0, and the second deflation switch (43) is switched to the closed state.
7. The portable nitrogen charging device for unmanned aerial vehicles according to claim 2, wherein: the air supply nozzle (31), the built-in nitrogen cylinder (32), the safety valve (33), the reversing valve (34), the air supply barometer (35), the pressure regulating valve (37) and the air charging nozzle (39) are all arranged in the shell of the box body (3), and the air inlet pressure meter (36) and the air outlet pressure meter (38) are arranged on the surface of the box body.
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| CN201922115315.1U CN215951097U (en) | 2019-11-29 | 2019-11-29 | Portable unmanned aerial vehicle fills nitrogen device |
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| CN201922115315.1U CN215951097U (en) | 2019-11-29 | 2019-11-29 | Portable unmanned aerial vehicle fills nitrogen device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022913A (en) * | 2019-11-29 | 2020-04-17 | 彩虹无人机科技有限公司 | Portable unmanned aerial vehicle fills nitrogen device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022913A (en) * | 2019-11-29 | 2020-04-17 | 彩虹无人机科技有限公司 | Portable unmanned aerial vehicle fills nitrogen device |
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