CN202226065U - Ground maintenance device of helicopter - Google Patents
Ground maintenance device of helicopter Download PDFInfo
- Publication number
- CN202226065U CN202226065U CN2011202884901U CN201120288490U CN202226065U CN 202226065 U CN202226065 U CN 202226065U CN 2011202884901 U CN2011202884901 U CN 2011202884901U CN 201120288490 U CN201120288490 U CN 201120288490U CN 202226065 U CN202226065 U CN 202226065U
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- helicopter
- maintenance device
- ground maintenance
- gas
- inflation
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Abstract
The utility model provides a ground maintenance device of a helicopter, comprising an inflating system and a fuel injecting system which are integrated, wherein the inflating system includes an air source, an inflating pipeline and an air pressure control device; one end of the inflating pipeline is connected with the air source, while the other end thereof is connected with equipment to be inflated; the both ends of the equipment are provided with main pipes, while the middle of the equipment is provided with a plurality of branch pipes which are communicated with the main pipes and arranged in parallel; each branch pipe is provided with an air pressure control device based on inflation conditions of tires or buffers of different types of helicopters; the fuel injecting system includes a fuel source, a fuel injecting power device and a fuel supplying pipeline; one end of the fuel supplying pipeline is connected with the fuel source, and the other end thereof is connected with the buffer of the helicopter through the fuel injecting power device. The ground maintenance device of the helicopter disclosed by the utility model perfectly combines the functions of inflating the buffer of the helicopter, fuel injecting, and inflating the tires, is wide in the scope of application, simple in coupling in the inflating and fluid charging progresses, convenient and rapid, adjustable in pressure, safe and reliable, low in noise, high in efficiency, small in volume, light in weight, and free from need of a power supply, and the like.
Description
Technical field
The utility model relates to a kind of surface facility of safeguarding aircraft, specifically is that a kind of set is the ground maintenance device of one to the function of the inflation of helicopter energy disperser, topping up and inflation of tire.
Background technology
In the prior art, the ground installation of maintenance helicopter generally comprises gas filled device and oiling device.
Gas filled device comprises to the device of helicopter inflation of tire with to the gas filed device of the energy disperser of helicopter landing gear, generally is to inflate to said apparatus through gas ducting.Because the tire pressure of different type of machines is different, the structure of the damper leg of energy disperser is different; The structure of corresponding its adaptive gas filled device, specification, model are all inequality; Therefore, the tire of each type and energy disperser all need supporting independent gas filled device, have caused the waste of resource.And; Different operating modes according to source of the gas; Have high-pressure aerated when energy disperser is inflated and branch low inflation, adopt the gas filled device of existing structure, the adjusting between these two kinds of operating modes; The operation of general decompression adopts reducing valve to regulate, and the operation of only boosting adopts the boost pump on the driven by motor gas ducting that its gas inside is carried out supercharging or pressure release.But because boost pump is by driven by motor, and motor must external source, thus when having limited the helicopter inflation, its position relative fixed is in the scope of power supply, that is to say, during operation in the open air, can't be to the helicopter operation that puts on the air.
Oiling device generally is the energy disperser oiling to helicopter, connects fixing oil station or truck tanker through oil pipe and refuels to helicopter, through the pump that is provided with on the driven by motor oil pipe energy disperser fuel feeding to helicopter.Because therefore the driven by motor oil pump feed, has also limited the position of helicopter oiling, during operation in the open air, also can't be to the helicopter oiling.
Summary of the invention
The purpose of the utility model is: provide a kind of can be simultaneously to the movably ground installation of the oiling of helicopter energy disperser, inflation and inflation of tire.
The technical scheme that the utility model adopted is:
A kind of helicopter ground maintenance device, this ground maintenance device comprises air inflator system and the injection system that becomes one; Said air inflator system comprises source of the gas, gas ducting and Pneumatic controller; Said gas ducting one end connects source of the gas, the other end connects the gas filed equipment of treating; Its two ends are that house steward, centre portion are and house steward UNICOM, some arms being set up in parallel, and the tire of the corresponding different type of machines of each root arm or the inflation operating mode of energy disperser are designed with Pneumatic controller; Said injection system comprises oil sources, oiling engine installation and oil supply line, and oil supply line one end connects oil sources, the other end connects the helicopter energy disperser through the oiling engine installation.
Said Pneumatic controller comprises increasing apparatus, pressure relief device and compression indicator; Increasing apparatus and pressure relief device synergy; The supply gas pressure of regulating each root arm is to inflation allowable pressure value that should the arm corresponding device, the real-time pressure when compression indicator shows inflation work.
Said increasing apparatus is a pressurized cylinder.
Said pressure relief device is a reducing valve.
Said arm end is provided with check valve.
Said oiling engine installation is a fuel priming pump.
Said injection system also comprises flow sensor, flow gauge and the compression indicator that is arranged on the oil supply line.
The interface of said ground maintenance device and oil sources and source of the gas adopts quick joint.
The interface of said ground maintenance device and helicopter adopts the helicopter special use to connect mouth.
Said ground maintenance device is provided with environment temperature sensor and temperature gage.
The beneficial effect that the utility model produced is:
The utility model is the helicopter ground maintenance device of compatible air inflator system of a kind of perfection and injection system, can be widely used on exclusive straight ten type machines, straight 19 type machines and other the similar helicopters, is used for to energy disperser inflation, topping up and to inflation of tire.The injection section of the utility model adopts the cylinder supercharging, with nitrogen supercharging to required pressure, reaches as high as 30 Mpa, and also step-less adjustment in the 0-30Mpa scope of this inflation pressure, and does not need power supply.Oiling is partly adopted the manual oiling of fuel priming pump, is not needed power supply, and working pressure table detected pressures, flow sensor detect flow simultaneously, and be safe and reliable.It is wide that the utility model is suitable for area, and inflation and topping up process convenient are quick, adjustable in pressure, safe and reliable, noise is little, efficient is high, have simultaneously volume little, in light weight, do not need characteristics such as power supply.In addition, the quick joint situation is adopted in all inflations of the utility model, the connection of the topping up mouth of pipe, adopts the helicopter special use to connect mouth with the helicopter joint that links, and connects simple, convenient and reliable.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the workflow scheme drawing of the utility model injection system;
Fig. 3 is that the utility model air inflator system is to the high-pressure aerated workflow scheme drawing of damper leg;
Fig. 4 is the workflow scheme drawing of the utility model air inflator system to the damper leg low inflation;
Fig. 5 is the workflow scheme drawing of the utility model air inflator system to inflation of tire;
Label is represented among the figure: A-injection system, B-air inflator system, 1-electric appliance box, 2-change-over swith, 3-bleed pressure table, 4-inflation gauge, 5-ambient temperature table, 6-oiling flow gauge, 7-discharge-service valve, 8-reducing valve, 9-safety valve, 10-pressurized cylinder, 11-reducing valve, 12-fuel priming pump.
The specific embodiment
As shown in Figure 1, be a kind of helicopter ground maintenance device that the utility model provides, this ground maintenance device can be installed in and be MOVING STRUCTURE on the automobile, and perhaps being fixed on the face of land becomes anchor fitting.This helicopter ground maintenance device comprises injection system A, air inflator system B and the electric appliance box 1 that becomes one.Electric appliance box 1 set inside has power supply and control panel, and electric energy output end connects injection system A and air inflator system B, and control panel is provided with guidance panel and control unit, for injection system A and air inflator system B provide power supply and control signal.
Injection system A comprises oil sources, oiling engine installation and oil supply line, and oil supply line one end connects oil sources, the other end connects the helicopter energy disperser through the oiling engine installation.In this specific embodiment; The oiling engine installation is a fuel priming pump, also is provided with flow sensor and compression indicator on the oil supply line, through fuel priming pump 12 pressurization oilings; The compression indicator detected pressures; Flow sensor is connected with oiling flow gauge 6, and flow sensor detects flow, and instantaneous/cumulative discharge is presented on oiling flow gauge 6 surfaces.
Air inflator system B comprises source of the gas, gas ducting and Pneumatic controller, in this specific embodiment, is the source of the gas source of the gas with the compressed nitrogen gas cylinder, and the internal pressure of source nitrogen is 4～15Mpa.Gas ducting one end connects source of the gas, the other end and connects and treat that gas filed equipment, its two ends are that house steward, centre portion are and house steward UNICOM, some arms being set up in parallel.The tire of the corresponding different type of machines of each root arm or the inflation operating mode of energy disperser are designed with Pneumatic controller.Pneumatic controller comprises increasing apparatus, pressure relief device and inflation gauge 4; Increasing apparatus and pressure relief device synergy; The supply gas pressure of regulating each root arm is to inflation allowable pressure value that should the arm corresponding device, the real-time pressure when inflation gauge 4 shows the inflation work.In this specific embodiment, increasing apparatus adopts pressurized cylinder 10, pressure relief device to be reducing valve 8, and to be provided with check valve at the arm end.When inflation pressure is 0.04～5Mpa, can reduce to required inflation pressure through reducing valve 8; When inflation pressure is 5～30Mpa, then carry out supercharging through pressurized cylinder 10.
Also be provided with continuous environment temperature sensor and ambient temperature table 5 on this helicopter ground maintenance device; Measure near the temperature the attending device in real time through environment temperature sensor; Make operating personal pass through this ambient temperature table 5 temperature displayed index; Judge and control the mode of operation of this helicopter ground maintenance device, make its can be in comparatively safe ambient temperature normal operation.
The interface of ground maintenance device and oil sources and source of the gas adopts quick joint, adopts the helicopter special use to connect mouth with the interface of helicopter.
As shown in Figure 2, be the workflow scheme drawing of injection system A when the damper leg oiling.Oil supply line one end of injection system A connects mouth through quick joint connection oil sources, the other end through the helicopter special use respectively and connects helicopter energy disperser oiling end; And, be disposed with the flow sensor that oily filter, compression indicator and mouth are connected oiling flow gauge 6 on the oil supply line.
The working process of this injection system A is following: shake fuel priming pump 12 and produce oil sources, fluid through oiling flow gauge 6 show oilings instantaneous/cumulative discharge, oil filter filter, compression indicator and show current oiling pressure, the entering energy disperser connecting interface that links to each other with helicopter.
Shown in Fig. 3～5, be that air inflator system B is respectively to damper leg inflation (low pressure, high pressure) with to the workflow scheme drawing of inflation of tire.The concrete structure of the gas ducting of air inflator system B is following: at first; House steward's one end of air inlet side connects source of the gas (being nitrogen gas cylinder), the other end through a change-over swith 2 (tee ball valve); House steward is divided into two to be in charge of; It is high-pressure aerated to damper leg to be in charge of 1 correspondence, is in charge of 2 and is divided into two parts through a tee ball valve again: be in charge of the 2-1 correspondence to the damper leg low inflation, be in charge of the 2-2 correspondence to inflation of tire.Be in charge of 2-1 and be in charge of 2-2 again according to concrete type, through N pass ball valve (N is by the quantity decision of type), be divided into some of corresponding concrete type to the damper leg low inflation with to the arm of inflation of tire, wherein, the type that has can shared same arm.Be in charge of 1 and carry the house steward who imports steam output side with the end of all arms, house steward's end is installed the helicopter special purpose interface again, is connected with equipment on the helicopter.Wherein: reducing valve 11, bleed pressure table 3 (digital display manometer), change-over swith 2 and tee ball valve are installed on the house steward of air inlet side successively; Correspondence is equipped with pressurized cylinder 10, reducing valve 8, safety valve 9, check valve, discharge-service valve 7 and inflation gauge 4 (inflation digital display manometer) successively to high-pressure aerated being in charge of of damper leg on 1; On the arm of corresponding damper leg low inflation and inflation of tire to concrete type reducing valve 8, safety valve 9, check valve, discharge-service valve 7 and inflation gauge 4 are installed successively.
As shown in Figure 3, the working process of air inflator system B when damper leg is high-pressure aerated is following:
1, power supply, air induction hose and inflated hose are linked to each other with relevant device.
2, after the energized, start power supply, this moment, each digital display meter was in running order.
3, each valve on the panel all is in closed condition.
4, open nitrogen gas cylinder, source of the gas is through reducing valve 11, and bleed pressure table 3 shows intake pressure; Get into pressurized cylinder 10 superchargings; Through reducing valve 8 decompressions, through safety valve 9, discharge-service valve 7 (being in closure), inflation gauge 4 shows the interface that inflation pressure, entering link to each other with the helicopter energy disperser again.
5, after inflation finishes, open discharge-service valve 7 intrasystem overbottom pressure is all released totally.
As shown in Figure 4, the working process of air inflator system B when the damper leg low inflation is following:
1, power supply, air induction hose and inflated hose are linked to each other with relevant device.
2, after the energized, start power supply, this moment, each digital display meter was in running order.
3, each valve on the panel all is in closed condition.
4, open nitrogen gas cylinder; Source of the gas is through reducing valve 11; Bleed pressure table 3 shows intake pressure, gets into tee ball valve through change-over swith 2, through reducing valve 8 decompressions; Through safety valve 9, check valve, safety valve 9, discharge-service valve 7 (being in closure), inflation gauge 4 tables show the interface that inflation pressure, entering link to each other with the helicopter energy disperser.
5, after inflation finishes, open discharge-service valve 7 intrasystem overbottom pressure is all released totally.
As shown in Figure 5, the working process of air inflator system B when inflation of tire is following:
1, power supply, air induction hose and inflated hose are linked to each other with relevant device.
2, after the energized, start power supply, this moment, each digital display meter was in running order.
3, each valve on the panel all is in closed condition.
4, open nitrogen gas cylinder; Source of the gas is through reducing valve 11; Bleed pressure table 3 shows intake pressure, gets into tee ball valve through change-over swith 2, through reducing valve 8 decompressions; Through safety valve 9, check valve, safety valve 9, discharge-service valve 7 (being in closure), inflation gauge 4 shows the interface that inflation pressure, entering link to each other with the helicopter tire.
5, after inflation finishes, open discharge-service valve 7 intrasystem overbottom pressure is all released totally.
Claims (10)
1. helicopter ground maintenance device, it is characterized in that: this ground maintenance device comprises air inflator system and the injection system that becomes one; Said air inflator system comprises source of the gas, gas ducting and Pneumatic controller; Said gas ducting one end connects source of the gas, the other end connects the gas filed equipment of treating; Its two ends are that house steward, centre portion are and house steward UNICOM, some arms being set up in parallel, and the tire of the corresponding different type of machines of each root arm or the inflation operating mode of energy disperser are designed with Pneumatic controller; Said injection system comprises oil sources, oiling engine installation and oil supply line, and oil supply line one end connects oil sources, the other end connects the helicopter energy disperser through the oiling engine installation.
2. helicopter ground maintenance device according to claim 1; It is characterized in that: said Pneumatic controller comprises increasing apparatus, pressure relief device and compression indicator; Increasing apparatus and pressure relief device synergy; The supply gas pressure of regulating each root arm is to inflation allowable pressure value that should the arm corresponding device, the real-time pressure when compression indicator shows inflation work.
3. helicopter ground maintenance device according to claim 2, it is characterized in that: said increasing apparatus is a pressurized cylinder.
4. helicopter ground maintenance device according to claim 2, it is characterized in that: said pressure relief device is a reducing valve.
5. helicopter ground maintenance device according to claim 1 is characterized in that: said arm end is provided with check valve.
6. helicopter ground maintenance device according to claim 1 is characterized in that: said oiling engine installation is a fuel priming pump.
7. helicopter ground maintenance device according to claim 1 is characterized in that: said injection system also comprises flow sensor, flow gauge and the compression indicator that is arranged on the oil supply line.
8. helicopter ground maintenance device according to claim 1 is characterized in that: the interface of said ground maintenance device and oil sources and source of the gas adopts quick joint.
9. helicopter ground maintenance device according to claim 1 is characterized in that: the interface of said ground maintenance device and helicopter adopts the helicopter special use to connect mouth.
10. helicopter ground maintenance device according to claim 1 is characterized in that: said ground maintenance device is provided with environment temperature sensor and temperature gage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202884901U CN202226065U (en) | 2011-08-10 | 2011-08-10 | Ground maintenance device of helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202884901U CN202226065U (en) | 2011-08-10 | 2011-08-10 | Ground maintenance device of helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202226065U true CN202226065U (en) | 2012-05-23 |
Family
ID=46076667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202884901U Expired - Fee Related CN202226065U (en) | 2011-08-10 | 2011-08-10 | Ground maintenance device of helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202226065U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883001A (en) * | 2016-05-26 | 2016-08-24 | 陕西四达航空科技有限责任公司 | Airplane shock strut and tire charging detection equipment |
| CN109612329A (en) * | 2018-12-27 | 2019-04-12 | 中国人民解放军陆军工程大学 | Double balancing machine connection gas injection devices and inflating method |
-
2011
- 2011-08-10 CN CN2011202884901U patent/CN202226065U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883001A (en) * | 2016-05-26 | 2016-08-24 | 陕西四达航空科技有限责任公司 | Airplane shock strut and tire charging detection equipment |
| CN109612329A (en) * | 2018-12-27 | 2019-04-12 | 中国人民解放军陆军工程大学 | Double balancing machine connection gas injection devices and inflating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20140810 |
|
| EXPY | Termination of patent right or utility model |