CN111516894A - Light skid type helicopter ground moving device and using method thereof - Google Patents
Light skid type helicopter ground moving device and using method thereof Download PDFInfo
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- CN111516894A CN111516894A CN202010362736.9A CN202010362736A CN111516894A CN 111516894 A CN111516894 A CN 111516894A CN 202010362736 A CN202010362736 A CN 202010362736A CN 111516894 A CN111516894 A CN 111516894A
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- skid
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001234 light alloy Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/22—Ground or aircraft-carrier-deck installations for handling aircraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/52—Skis or runners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention belongs to the technical field of aviation systems, and discloses a light skid type helicopter ground moving device and a using method thereof, wherein the light skid type helicopter ground moving device comprises the following steps: the device comprises a movable wheel 1, a mounting cushion block 2, a mounting seat 6, a positioning screw 7 and a connecting rod 8; the mounting cushion block 2 is fixedly connected to a prying pipe of the skid type helicopter; wherein, the mounting seat 6 is fixed on the mounting cushion block 2; the first end of the connecting rod 8 is arranged in the mounting seat 6, and the second end is arranged on the movable wheel 1; and the processing has the constant head tank on the first end of connecting rod 8, and the upper surface processing of mount pad 6 has the locating hole, set screw 7 is used for passing the locating hole is in with the embedding in the constant head tank, make things convenient for the worker to carry out the short distance to remove the intensity of labour who reduces the worker to light-duty helicopter, improve work efficiency.
Description
Technical Field
The invention belongs to the technical field of aviation systems, and particularly relates to a light skid type helicopter ground moving device and a using method thereof.
Background
At present, the auxiliary moving device that current skid undercarriage helicopter used commonly has integral type and combination formula: the integral ground moving device is characterized in that the traction device and the helicopter bearing device form an integral ground moving device, when the ground moving device is used, the helicopter is lifted and placed on a platform of the helicopter bearing device and fixed, and the bearing device is dragged to move the helicopter through the traction device; the combined type is that the traction device and the helicopter bearing device are separated and are respectively independent to form a component, and when the combined type helicopter is used, the helicopter is lifted off the ground by the bearing device and is dragged to move by the traction device.
However, the conventional auxiliary moving device for the helicopter has the problems of complex structure, complex operation and high practicability and cost, and is often used for tasks of heavy helicopters and long-distance ground transition.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a light skid type ground moving device for a helicopter and a method for using the same, which can be installed on skid type landing gear skid pipes in pairs, thereby facilitating short-distance movement of workers on the light helicopter, reducing the labor intensity of the workers, and improving the working efficiency.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme.
The first technical scheme is as follows:
a light skid helicopter ground moving apparatus, said moving apparatus comprising: the device comprises a movable wheel 1, a mounting cushion block 2, a mounting seat 6, a positioning screw 7 and a connecting rod 8;
the mounting cushion block 2 is fixedly connected to a prying pipe of the skid type helicopter;
wherein, the mounting seat 6 is fixed on the mounting cushion block 2;
the first end of the connecting rod 8 is arranged in the mounting seat 6, and the second end is arranged on the movable wheel 1;
and a positioning groove is processed on the first end of the connecting rod 8, a positioning hole is processed on the upper surface of the mounting seat 6, and the positioning screw 7 is used for penetrating through the positioning hole and being embedded into the positioning groove.
The first technical scheme of the invention has the characteristics and further improvements that:
(1) the mobile device further comprises: a bolt 4, a first nut 5;
the mounting seat 6 is provided with two mounting positioning grooves, and the mounting cushion block 2 is provided with two corresponding mounting holes;
each mounting positioning groove is fixed on a mounting hole of the mounting cushion block 2 by a bolt 4 and a first nut 5.
(2) The mobile device further comprises: a second nut 9;
the mounting seat 6 is also provided with a mounting hole, and the first end of the connecting rod 8 is mounted in the mounting hole of the mounting seat 6 and is pre-tightened through a second nut 9;
the movable wheel 1 is provided with a mounting hole, and the second end of the connecting rod 8 is mounted on the mounting hole of the movable wheel 1 and is pre-tightened through a second nut 9.
(3) The mobile device further comprises: an auxiliary lifting tool 10;
the connecting rod 8 is further provided with a third end on which the auxiliary lifting tool 10 is sleeved.
(4) The number of the mounting cushion blocks is two, and the mounting cushion blocks are respectively mounted on two prying pipes of the skid type helicopter, so that the skid type helicopter keeps balance.
(5) The number of the mounting cushion blocks is four, and the mounting cushion blocks are respectively mounted at the front and rear positions of the two prying pipes of the skid type helicopter, so that the skid type helicopter keeps balance.
The second technical scheme is as follows:
a use method of a ground moving device of a light skid type helicopter is applied to the device in the technical scheme I, the mounting cushion block is fixedly connected to a prying pipe of the skid type helicopter, and the method comprises the following steps:
s1, using the auxiliary lifting tool as a lever to be sleeved on the connecting rod and rotating around one end of the connecting rod to lift the movable wheel;
s2, when the auxiliary lifting tool 1 is rotated to the horizontal position, the set screw is screwed into the set groove of the connecting rod 8 and pre-tightened to lock the device into the working state.
The second technical scheme of the invention has the characteristics and further improvements that:
the auxiliary lifting tool is a circular tube with a preset length.
Compared with the prior art, the device has the advantages of simple overall structure, quick operation, short manufacturing period and low processing difficulty, can meet the requirements of all light skid type helicopters and unmanned helicopters according to the size of the skid pipe of the skid type landing gear under the condition of the structural strength of the device, is easy to popularize, and has great potential application prospect and market in the field of aviation. Meanwhile, the lifting device can also be applied to lifting and moving of devices with similar structures.
Drawings
FIG. 1 is a schematic view of the overall structure of a ground moving device of a light skid helicopter;
FIG. 2 is a schematic diagram of an embodiment of a ground moving device of a light skid helicopter;
FIG. 3 is an exploded view of the ground moving device of the light skid helicopter;
FIG. 4 is a schematic view of the assembly of the ground moving device of the light skid helicopter;
FIG. 5 is a free state schematic view of a light skid helicopter ground moving apparatus;
FIG. 6 is a schematic view of the ground moving device of the light skid helicopter;
wherein: 1-a moving wheel; 2, installing a cushion block; 3-pipe prying; 4-a bolt; 5-a nut; 6-mounting a base; 7-a set screw; 8-a connecting rod; 9-a nut; 10-auxiliary lifting means.
Detailed Description
The technical scheme of the invention provides a ground moving device for a light skid type helicopter, which is shown in figure 1, has a compact integral structure, is convenient to implement, simple and quick to operate, is convenient to store and transport, can be installed on skid type landing gear skid pipes in pairs, is convenient for workers to move the light helicopter in short distance, reduces the labor intensity of the workers and improves the working efficiency. Meanwhile, after the landing gear is disassembled, the landing gear main body structure is slightly influenced, and the appearance is attractive.
Firstly, according to the size of the skid pipe of the skid landing gear of the unmanned helicopter, the device is subjected to three-dimensional model structure design so as to be adapted to the skid pipe of the unmanned helicopter. And then, calculating the strength of the structural part of the device according to the weight of the unmanned helicopter so as to meet the bearing requirement, simultaneously carrying out dynamic simulation on the lifting process of the device so as to check whether the movement process of the mechanism is interfered, and finally processing, manufacturing and checking the device.
The device is arranged on skid type landing gear skid pipes of the unmanned helicopter in pairs, as shown in figure 2, the devices are positioned on the gravity center line (2) of the transverse shaft of the unmanned helicopter or at the positions (4) with equal distances from front to back, the unmanned helicopter is lifted and locked by the device, and the static strength of the structure of the device is checked. And applying a moving external force on the unmanned helicopter to move the unmanned helicopter in a short distance, and verifying the function and performance of the device. Meanwhile, the assembly and operation time length, the service cycle and the maintenance cost of a single device can be recorded.
The embodiment of the invention provides a novel auxiliary moving device suitable for a light skid type landing gear helicopter, which comprises an installation cushion block 2, an installation seat 6, a bolt 4, a nut 5, a connecting rod 8, a moving wheel 1, a positioning screw 7, a nut 9 and an auxiliary lifting tool 10, wherein the installation cushion block is arranged on the installation seat 6.
The mounting cushion blocks 2 can be processed into a pair according to the outer diameter of a skid pipe 3 of the skid landing gear, the same material as the skid pipe is selected and welded on the skid pipe, and meanwhile, mounting holes are formed in the mounting cushion blocks and used as a switching interface for mounting the device on the skid landing gear; the mounting seat 6 is used as a main force bearing static part of the device and is fixed on the mounting cushion block 2 of the adapting joint of the pry pipe by a group of bolts 4 and nuts 5; the connecting rod 8 is used as a main bearing movable part of the device, one end of the connecting rod is arranged in the mounting seat 6, a positioning groove used when the positioning screw 7 is locked is machined on the connecting rod, the moving wheel 1 is arranged at one end of the connecting rod and used for rotating when moving, and the two ends of the connecting rod are pre-tightened by nuts 9, and the whole assembly of the device is shown in the following figure 4.
The device can select light alloy materials on the premise of meeting the strength requirement so as to reduce the weight of the whole structure and facilitate transportation and storage; the mounting seat 6 has the structural characteristics that when the device is disassembled, the whole device can be disassembled quickly only by loosening the nut 5 and sliding horizontally and then moving vertically upwards; knurling treatment is carried out on the surface of the end of the positioning screw 7, so that a worker can conveniently lock the device and quickly disassemble the device.
After the device is assembled, the state is as shown in fig. 5, the auxiliary lifting tool 10 is used as a lever to be sleeved on the connecting rod 8 and rotates around one end of the connecting rod 8 to lift the movable wheel 1, the auxiliary lifting tool 10 is made of a circular pipe with the length of 800mm (convenient for single person standing operation), the inner diameter of the circular pipe is slightly larger than the outer diameter of the connecting rod 8, when the auxiliary lifting tool 10 rotates to the horizontal position, the positioning screw 7 is screwed into the positioning groove of the connecting rod 8 and is pre-tightened to lock the device to be in the working state, and the state is as shown in fig. 6.
Compared with an integrated structure and a combined structure, the device has the advantages of simple integral structure, quick operation, short manufacturing period and low processing difficulty. According to the size of the skid landing gear skid pipe, under the condition that the structural strength of the device allows, the device can meet the requirements of all light skid helicopters and unmanned helicopters, and has a great potential application prospect and market in the field of aviation. Meanwhile, the lifting device can also be applied to lifting and moving of similar helicopter sleigh pipe structure devices. The device can effectively solve the problem that the light skid landing gear helicopter and the unmanned helicopter are difficult to move in short distance. Compared with the prior art, the device has the advantages of simple overall structure, quick operation, short manufacturing period and low processing difficulty, can meet the requirements of all light skid type helicopters and unmanned helicopters according to the size of the skid pipe of the skid type landing gear under the condition of the structural strength of the device, is easy to popularize, and has great potential application prospect and market in the field of aviation. Meanwhile, the lifting device can also be applied to lifting and moving of devices with similar structures.
Claims (8)
1. A light skid helicopter ground moving apparatus, said moving apparatus comprising: the device comprises a movable wheel (1), a mounting cushion block (2), a mounting seat (6), a positioning screw (7) and a connecting rod (8);
the mounting cushion block (2) is fixedly connected to a prying pipe of the skid type helicopter;
wherein, the mounting seat (6) is fixed on the mounting cushion block (2);
the first end of the connecting rod (8) is arranged in the mounting seat (6), and the second end is arranged on the movable wheel (1);
and a positioning groove is processed at the first end of the connecting rod (8), a positioning hole is processed on the upper surface of the mounting seat (6), and the positioning screw (7) is used for penetrating through the positioning hole and being embedded into the positioning groove.
2. The light skid helicopter ground moving apparatus of claim 1 wherein said moving apparatus further comprises: a bolt (4) and a first nut (5);
the mounting seat (6) is provided with two mounting positioning grooves, and the mounting cushion block (2) is provided with two corresponding mounting holes;
each installation positioning groove is fixed on the installation hole of the installation cushion block (2) by a bolt (4) and a first nut (5).
3. The light skid helicopter ground moving apparatus of claim 1 wherein said moving apparatus further comprises: a second nut (9);
the mounting seat (6) is also provided with a mounting hole, and the first end of the connecting rod (8) is mounted in the mounting hole of the mounting seat (6) and is pre-tightened through a second nut (9);
the movable wheel (1) is provided with a mounting hole, and the second end of the connecting rod (8) is mounted on the mounting hole of the movable wheel (1) and is pre-tightened through a second nut (9).
4. The light skid helicopter ground moving apparatus of claim 1 wherein said moving apparatus further comprises: an auxiliary lifting tool (10);
the connecting rod (8) is further provided with a third end, and the auxiliary lifting tool (10) is sleeved on the third end.
5. The ground moving device of a light-duty skid-type helicopter of claim 1, wherein said two mounting blocks are mounted on two skid tubes of the skid-type helicopter respectively, so that the skid-type helicopter is balanced.
6. The ground moving device of a light-duty skid-type helicopter of claim 1, wherein said four mounting blocks are installed at the front and rear positions of the two skid pipes of the skid-type helicopter respectively, so that the skid-type helicopter is kept in balance.
7. A method of using a light skid helicopter ground moving apparatus, the method being used in the apparatus of any one of claims 1-6, wherein the mounting blocks are fixedly attached to the skid tubes of the skid helicopter, the method comprising:
s1, using the auxiliary lifting tool as a lever to be sleeved on the connecting rod and rotating around one end of the connecting rod to lift the movable wheel;
s2, when the auxiliary lifting tool 1 is rotated to the horizontal position, the set screw is screwed into the set groove of the connecting rod 8 and pre-tightened to lock the device into the working state.
8. The method of using a light weight skid helicopter ground moving apparatus of claim 7 wherein said auxiliary lifting means is a circular tube of a predetermined length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010362736.9A CN111516894A (en) | 2020-04-30 | 2020-04-30 | Light skid type helicopter ground moving device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010362736.9A CN111516894A (en) | 2020-04-30 | 2020-04-30 | Light skid type helicopter ground moving device and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111516894A true CN111516894A (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010362736.9A Pending CN111516894A (en) | 2020-04-30 | 2020-04-30 | Light skid type helicopter ground moving device and using method thereof |
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| Country | Link |
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| CN (1) | CN111516894A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977866A (en) * | 2021-04-25 | 2021-06-18 | 北京中航智科技有限公司 | Ground transfer device for helicopter |
| CN113928589A (en) * | 2021-09-27 | 2022-01-14 | 中航飞机起落架有限责任公司 | Self-supporting strutting arrangement suitable for aircraft is transported all angles |
| US11230372B1 (en) | 2021-03-09 | 2022-01-25 | Beta Air, Llc | System for rolling landing gear |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201914470U (en) * | 2010-12-31 | 2011-08-03 | 中国直升机设计研究所 | Hydraulically driven skid type helicopter carrier wheel |
| CN207565858U (en) * | 2017-11-28 | 2018-07-03 | 中国直升机设计研究所 | A kind of helicopter ground tugboat component and helicopter ground tugboat system |
| CN109665115A (en) * | 2018-12-29 | 2019-04-23 | 飞智控（天津）科技有限公司 | Helicopter transport system and transportation resources |
| CN110091982A (en) * | 2018-01-30 | 2019-08-06 | 科普特集团股份公司 | Ground control device with hydraulic device |
-
2020
- 2020-04-30 CN CN202010362736.9A patent/CN111516894A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201914470U (en) * | 2010-12-31 | 2011-08-03 | 中国直升机设计研究所 | Hydraulically driven skid type helicopter carrier wheel |
| CN207565858U (en) * | 2017-11-28 | 2018-07-03 | 中国直升机设计研究所 | A kind of helicopter ground tugboat component and helicopter ground tugboat system |
| CN110091982A (en) * | 2018-01-30 | 2019-08-06 | 科普特集团股份公司 | Ground control device with hydraulic device |
| CN109665115A (en) * | 2018-12-29 | 2019-04-23 | 飞智控（天津）科技有限公司 | Helicopter transport system and transportation resources |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11230372B1 (en) | 2021-03-09 | 2022-01-25 | Beta Air, Llc | System for rolling landing gear |
| CN112977866A (en) * | 2021-04-25 | 2021-06-18 | 北京中航智科技有限公司 | Ground transfer device for helicopter |
| CN113928589A (en) * | 2021-09-27 | 2022-01-14 | 中航飞机起落架有限责任公司 | Self-supporting strutting arrangement suitable for aircraft is transported all angles |
| CN113928589B (en) * | 2021-09-27 | 2023-06-06 | 中航飞机起落架有限责任公司 | Self-supporting support device suitable for full-angle transportation of aircraft |
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Application publication date: 20200811 |