CN209176926U - A kind of portable telescopic aircraft pulls draw bar - Google Patents
A kind of portable telescopic aircraft pulls draw bar Download PDFInfo
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- CN209176926U CN209176926U CN201821913137.6U CN201821913137U CN209176926U CN 209176926 U CN209176926 U CN 209176926U CN 201821913137 U CN201821913137 U CN 201821913137U CN 209176926 U CN209176926 U CN 209176926U
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- rear end
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- 238000003466 welding Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
A kind of portable telescopic aircraft pulls draw bar, is related to drone protection apparatus field, including including the body of rod and guiding plug, the body of rod includes sequentially connected first pole, the second pole and third pole；Wherein, the second pole and third pole are tubulose；The front end of first pole is equipped with traction knob, and rear end is slidably inserted into the front end of the second pole；The rear end of second pole is slidably inserted into the front end of third pole；Guiding plug is set to the rear end of third pole, for drawing Interference fit with undercarriage；First pole is connected with the second pole by the first plug, and the second pole is connected with third pole by the second plug.The utility model relates to portable telescopic aircraft pull draw bar, using extension-type multi-layer structure, convenient for storage, directly draw bar can be placed in tractor；Length increases several times after draw bar expansion, reduces the pulling force required when pulling round；The body of rod prevents screw and fixed pin etc. from polluting runway using being threadedly coupled.
Description
Technical Field
The utility model belongs to unmanned aerial vehicle support equipment field, more specifically relates to a portable telescopic aircraft hand power traction lever.
Background
The unmanned aerial vehicle is usually connected to the runway from the garage through a draw bar, and the unmanned aerial vehicle is pulled to move by a towing vehicle. However, the tractor traction has some problems, such as the narrow space of the hangar is inconvenient for the tractor to go in and out; the turning radius of the tractor is limited, the maneuverability is poor, and the tractor cannot turn around flexibly; therefore, when the unmanned aerial vehicle enters and exits the warehouse, turns around and moves in a short distance, the unmanned aerial vehicle usually needs to adopt a traction rod to realize the turning. In the prior art, the vehicle pull draw bar is heavy and large in size, and is inconvenient for workers to operate, so that the hand pull draw bar which is portable and easy to operate is needed to be designed to solve the traction problems of entering and exiting a warehouse, turning around and short-distance movement of the unmanned aerial vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable telescopic aircraft hand power traction lever is convenient for accomodate, and simple structure makes things convenient for the operation, conveniently realizes unmanned aerial vehicle business turn over storehouse, turn around and short distance removal.
In order to achieve the purpose, the utility model provides a portable telescopic aircraft hand-pulling traction rod, which comprises a rod body and a traction plug, wherein the rod body comprises a first section rod, a second section rod and a third section rod which are connected in sequence; wherein,
the second section rod and the third section rod are both tubular; the front end of the first section rod is provided with a traction handle, and the rear end of the first section rod is slidably inserted into the front end of the second section rod; the rear end of the second rod is slidably inserted into the front end of the third rod;
the traction plug is arranged at the rear end of the third section rod and is used for being matched with a traction interface of an aircraft landing gear;
the first section of rod is connected with the second section of rod through a first plug, and the second section of rod is connected with the third section of rod through a second plug.
Preferably, the periphery of the rear end of the first section rod is provided with a first external thread, and the outer diameter of the first external thread is larger than the diameter of the first section rod.
Preferably, the outer periphery of the front end of the second rod is provided with a second external thread, and the outer diameter of the second external thread is larger than that of the second rod.
Preferably, the first plug is provided with a first stepped hole, the first stepped hole is a through hole, the hole wall is provided with a first internal thread and a second internal thread, the first internal thread can be connected with the first external thread in a matched manner, and the second internal thread can be connected with the second external thread in a matched manner.
Preferably, the rear end of the first rod is provided with a first limiting member, the periphery of the first limiting member is circular, and the diameter of the circle is larger than that of the first internal thread and smaller than that of the second internal thread.
Preferably, the periphery of the rear end of the second rod section is provided with a third external thread, and the outer diameter of the third external thread is larger than the diameter of the second rod section.
Preferably, the periphery of the front end of the third rod is provided with a fourth external thread, and the outer diameter of the fourth external thread is larger than that of the third rod.
Preferably, the second plug is provided with a second stepped hole, the second stepped hole is a through hole, the hole wall is provided with a third internal thread and a fourth internal thread, the third internal thread can be connected with the third external thread in a matched manner, and the fourth internal thread can be connected with the fourth external thread in a matched manner.
Preferably, the rear end of the second rod is provided with a second limiting member, the outer periphery of the second limiting member is circular, and the diameter of the circle is larger than that of the third internal thread and smaller than that of the fourth internal thread.
Preferably, the rear end of the third rod is provided with a connecting thread, and the traction plug is fixedly connected to the rear end of the third rod through the connecting thread.
The utility model relates to a pair of portable telescopic aircraft hand power traction lever, its beneficial effect lies in:
the front section of rod can be slidably inserted into the rear section of rod by adopting a multilayer telescopic structure, so that the traction rod is convenient to store and can be directly placed in the tractor; the length of the traction rod is increased by multiple times after the traction rod is unfolded, so that the force arm is increased, and the pulling force required during traction steering is reduced;
the rod bodies are connected by threads instead of screws or fixing pins, so that the screws, the fixing pins and the like are prevented from polluting a runway, and the take-off and landing safety of the unmanned aerial vehicle and other airplanes is ensured; meanwhile, the complex operations of hole alignment and hole finding in the axial direction and the circumferential direction are avoided, the use is simpler and more convenient, and the method has better ergonomics.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic diagram of a portable telescopic aircraft hand-pulling traction rod according to an exemplary embodiment of the present invention in a contracted state;
fig. 2 is a schematic view of a portable telescopic aircraft hand-pulling traction rod according to an exemplary embodiment of the present invention in an extended state;
fig. 3 is a schematic structural diagram of a first section of rod in the portable telescopic aircraft hand-pulling traction rod according to an exemplary embodiment of the present invention;
fig. 4 is a schematic structural section view of a second section of a portable telescopic aircraft hand-pulling traction rod according to an exemplary embodiment of the present invention;
fig. 5 is a schematic structural section view of a third section of a portable telescopic aircraft hand-pulling traction rod according to an exemplary embodiment of the present invention;
description of reference numerals:
the novel multifunctional traction rod comprises a rod body 1, a traction plug 2, a first section rod 3, a second section rod 4, a third section rod 5, a traction handle 6, a first plug 7, a second plug 8, a first limiting part 9 and a second limiting part 10.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
In order to solve the problems in the prior art, the utility model provides a portable telescopic aircraft hand-pulling traction rod, which comprises a rod body and a traction plug, wherein the rod body comprises a first section rod, a second section rod and a third section rod which are connected in sequence; wherein,
the second section of rod and the third section of rod are both tubular; the front end of the first section rod is provided with a traction handle, and the rear end of the first section rod is slidably inserted into the front end of the second section rod; the front end of the second section rod is sleeved outside the first section rod, and the rear end of the second section rod is slidably inserted into the front end of the third section rod;
the traction plug is arranged at the rear end of the third section rod and is used for being matched with a traction interface of an aircraft landing gear;
the first section of rod is connected with the second section of rod through the first plug, and the second section of rod is connected with the third section of rod through the second plug. The traction rod in the utility model adopts a multilayer telescopic structure, the front section of rod can be slidably inserted into the rear section of rod, so that the traction rod is convenient to store, the traction rod can be directly placed in the tractor, and the traction rod can be taken in time to turn around when the aircraft needs to turn around; and the length of the traction rod is increased by several times after the traction rod is unfolded, so that the force arm is increased, and the pulling force required during traction steering is reduced.
Preferably, the rod body is made of aluminum alloy, so that the rod is light in weight and can be taken up by one hand to be conveniently operated.
Preferably, the first rod is in a round bar shape, the outer diameter of the first rod is smaller than the inner diameter of the second rod, and the outer diameter of the second rod is smaller than the inner diameter of the third rod. When the rod body is in a contraction state, the first section rod is positioned in the second section rod, the second section rod is positioned in the third section rod, the first plug is clamped on one side of the second plug, and the traction handle is clamped on one side of the first plug; when the body of rod is the extension state, the rear end of first festival pole is connected with the front end of second festival pole, and the rear end of second festival pole is connected with the front end of third festival pole.
Preferably, the number of the second section bars is one or more, when the number of the second section bars is multiple, the bar body is formed by connecting a first section bar, multiple second section bars and a third section bar in sequence, and the inner diameters of the multiple second section bars are sequentially increased from the first section bar end to the third section bar end, that is, when the bar body is contracted, the bar body is sequentially sleeved in the preorder second section bar by the first section bar, the preorder second section bar is sleeved in the second section bar in the middle sequence, the second section bar in the middle sequence is sleeved in the posterior second section bar, and the posterior second section bar is sleeved in the third section bar, so as to form a contracted traction bar with the third section bar at the outermost side; wherein, a plurality of second festival poles are connected by the end cap between.
Preferably, the outer circumference of the rear end of the first rod is provided with a first external thread, and the outer diameter of the first external thread is larger than the diameter of the first rod.
Preferably, the outer periphery of the front end of the second rod is provided with a second external thread, and the outer diameter of the second external thread is larger than that of the second rod.
Preferably, first end cap is equipped with first shoulder hole, and first shoulder hole is the through-hole, and the pore wall is equipped with first internal thread and second internal thread, and first internal thread can be connected with first external screw thread cooperation, and the second internal thread can be connected with second external screw thread cooperation. First end cap is used for connecting first festival pole and second festival pole, adopts threaded connection, avoids easily drops off a runway in the pollution airport such as screw, fixed pin to ensure the safety of unmanned aerial vehicle and other aircraft take off, descend, avoid axial and circumference to the loaded down with trivial details operation to hole, find the hole simultaneously, it is more simple and convenient to use, has better ergonomic.
Preferably, the rear end of the first section rod is provided with a first limiting piece, the periphery of the first limiting piece is circular, and the diameter of the circle is larger than that of the first internal thread and smaller than that of the second internal thread. The first limiting part can be clamped in the second section rod by the first plug, and falling off is avoided.
Preferably, the first limiting member is connected with the first section rod through welding.
Preferably, the outer circumference of the rear end of the second rod is provided with a third external thread, and the outer diameter of the third external thread is larger than the diameter of the second rod.
Preferably, the outer periphery of the front end of the third rod is provided with a fourth external thread, and the outer diameter of the fourth external thread is larger than that of the third rod.
Preferably, the second end cap is equipped with second step hole, and second step hole is the through-hole, and the pore wall is equipped with third internal thread and fourth internal thread, and the third internal thread can be connected with third external screw thread fit, and the fourth internal thread can be connected with fourth external screw thread fit. The second plug is used for connecting the second rod and the third rod, and has better ergonomics by adopting a threaded connection mode.
Preferably, a second limiting piece is arranged at the rear end of the second rod, the outer periphery of the second limiting piece is circular, and the diameter of the circle is larger than that of the third internal thread and smaller than that of the fourth internal thread. The second locating part can be blocked in the third section of rod by the second end cap, and the second locating part is prevented from falling off.
Preferably, the second limiting member is connected with the second section rod through welding.
Preferably, the rear end of the third rod is provided with connecting threads, and the traction plug is fixedly connected to the rear end of the third rod through the connecting threads, so that the traction plug is convenient to detach and maintain.
Example 1
As shown in fig. 1 to 5, the utility model provides a portable telescopic aircraft hand-pulling traction rod, which comprises a rod body 1 and a traction plug 2, wherein the rod body 1 comprises a first section rod 3, a second section rod 4 and a third section rod 5 which are connected in sequence; wherein,
the second section rod 4 and the third section rod 5 are both tubular; the front end of the first section rod 3 is provided with a traction handle 6, and the rear end of the first section rod is slidably inserted into the front end of the second section rod 4; the front end of the second rod section 4 is sleeved outside the first rod section 3, and the rear end of the second rod section 4 is slidably inserted into the front end of the third rod section 5;
the traction plug 2 is arranged at the rear end of the third section rod 5 and is used for being matched with a traction interface of an aircraft landing gear;
the first section of rod 3 is connected with the second section of rod 4 through a first plug 7, and the second section of rod 4 is connected with the third section of rod 5 through a second plug 8.
In this embodiment, the rod body 1 is made of aluminum alloy.
In the present embodiment, the first rod 3 is a round rod, the second rod 4 and the third rod 5 are both cylindrical, and the outer diameter of the first rod 3 is smaller than the inner diameter of the second rod 4, and the outer diameter of the second rod 4 is smaller than the inner diameter of the third rod 5. When the rod body 1 is in a contraction state, the first rod section 3 is positioned in the second rod section 4, the second rod section 4 is positioned in the third rod section 5, the first plug 7 is clamped on one side of the second plug 8, and the traction handle 6 is clamped on one side of the first plug 7; when the rod body 1 is in an extending state, the rear end of the first rod section 3 is connected with the front end of the second rod section 4, and the rear end of the second rod section 4 is connected with the front end of the third rod section 5.
In the present embodiment, the second link 4 is one.
In this embodiment, the outer circumference of the rear end of the first rod section 3 is provided with a first external thread, and the outer diameter of the first external thread is larger than the diameter of the first rod section 3.
In this embodiment, the outer periphery of the front end of the second rod section 4 is provided with a second external thread, and the outer diameter of the second external thread is larger than the outer diameter of the second rod section 4.
In this embodiment, the first plug 7 is provided with a first stepped hole, the first stepped hole is a through hole, the hole wall is provided with a first internal thread and a second internal thread, the first internal thread can be connected with the first external thread in a matched manner, and the second internal thread can be connected with the second external thread in a matched manner.
In this embodiment, a first limiting member 9 is disposed at the rear end of the first rod 3, the outer circumference of the first limiting member 9 is circular, and the diameter of the circle is larger than the diameter of the first internal thread and smaller than the diameter of the second internal thread. The first limiting part 9 can be clamped in the second section rod 4 by the first plug 7, and is prevented from falling off.
In this embodiment, the first limiting member 9 is connected to the first rod 3 by welding.
In this embodiment, the outer circumference of the rear end of the second rod section 4 is provided with a third external thread, and the outer diameter of the third external thread is larger than the diameter of the second rod section 4.
In the present embodiment, the outer periphery of the front end of the third rod 5 is provided with a fourth external thread, and the outer diameter of the fourth external thread is larger than the outer diameter of the third rod 5.
In this embodiment, the second plug 8 is provided with a second stepped hole, the second stepped hole is a through hole, the hole wall is provided with a third internal thread and a fourth internal thread, the third internal thread can be connected with the third external thread in a matched manner, and the fourth internal thread can be connected with the fourth external thread in a matched manner.
In this embodiment, a second limiting member 10 is disposed at the rear end of the second rod section 4, the outer circumference of the second limiting member 10 is circular, and the diameter of the circle is larger than the diameter of the third internal thread and smaller than the diameter of the fourth internal thread. The second limiting part 10 can be clamped in the third rod 5 by the second plug 8, so that falling off is avoided.
In the present embodiment, the second limiting member 10 and the second link 4 are connected by welding.
In this embodiment, the rear end of the third rod 5 is provided with a connecting thread, and the traction plug 2 is fixedly connected to the rear end of the third rod 5 through the connecting thread, so that the traction plug is convenient to detach and maintain.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A portable telescopic aircraft hand-pulling draw bar is characterized by comprising a bar body (1) and a drawing plug (2), wherein the bar body (1) comprises a first section bar (3), a second section bar (4) and a third section bar (5) which are sequentially connected; wherein,
the second section rod (4) and the third section rod (5) are both tubular; the front end of the first section rod (3) is provided with a traction handle (6), and the rear end of the first section rod is slidably inserted into the front end of the second section rod (4); the rear end of the second section rod (4) is slidably inserted into the front end of the third section rod (5);
the traction plug (2) is arranged at the rear end of the third rod (5) and is used for being matched with a traction interface of an aircraft landing gear;
the first section rod (3) is connected with the second section rod (4) through a first plug (7), and the second section rod (4) is connected with the third section rod (5) through a second plug (8).
2. A portable telescopic aircraft hand pulling drawbar according to claim 1, characterized in that the outer circumference of the rear end of the first section bar (3) is provided with a first external thread, and the outer diameter of the first external thread is larger than the diameter of the first section bar (3).
3. The portable telescopic aircraft hand-pulling draw bar according to claim 2, characterized in that the outer circumference of the front end of the second section bar (4) is provided with a second external thread, and the outer diameter of the second external thread is larger than the outer diameter of the second section bar (4).
4. The portable telescopic aircraft hand-pulling draw bar of claim 3, wherein the first plug (7) is provided with a first stepped hole, the first stepped hole is a through hole, the hole wall is provided with a first internal thread and a second internal thread, the first internal thread can be in fit connection with the first external thread, and the second internal thread can be in fit connection with the second external thread.
5. The portable telescopic aircraft hand pulling traction rod according to claim 4, wherein the rear end of the first section rod (3) is provided with a first limiting member (9), the outer circumference of the first limiting member (9) is circular, and the diameter of the circle is larger than the diameter of the first internal thread and smaller than the diameter of the second internal thread.
6. The portable telescopic aircraft hand pulling traction rod according to claim 1, characterized in that the outer circumference of the rear end of the second section rod (4) is provided with a third external thread, and the outer diameter of the third external thread is larger than the diameter of the second section rod (4).
7. A portable telescopic aircraft hand pulling traction rod according to claim 6, characterized in that the periphery of the front end of the third section rod (5) is provided with a fourth external thread, and the external diameter of the fourth external thread is larger than the external diameter of the third section rod (5).
8. The portable telescopic aircraft hand-pulling draw bar of claim 7, wherein the second plug (8) is provided with a second stepped hole, the second stepped hole is a through hole, the hole wall is provided with a third internal thread and a fourth internal thread, the third internal thread can be in fit connection with the third external thread, and the fourth internal thread can be in fit connection with the fourth external thread.
9. The portable telescopic aircraft hand pulling traction rod according to claim 8, wherein the rear end of the second joint rod (4) is provided with a second limiting member (10), the outer circumference of the second limiting member (10) is circular, and the diameter of the circle is larger than the diameter of the third internal thread and smaller than the diameter of the fourth internal thread.
10. The portable telescopic aircraft hand-pulling traction rod according to claim 1, characterized in that the rear end of the third rod (5) is provided with a connecting thread, and the traction plug (2) is fixedly connected to the rear end of the third rod (5) through the connecting thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821913137.6U CN209176926U (en) | 2018-11-20 | 2018-11-20 | A kind of portable telescopic aircraft pulls draw bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821913137.6U CN209176926U (en) | 2018-11-20 | 2018-11-20 | A kind of portable telescopic aircraft pulls draw bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209176926U true CN209176926U (en) | 2019-07-30 |
Family
ID=67373471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821913137.6U Active CN209176926U (en) | 2018-11-20 | 2018-11-20 | A kind of portable telescopic aircraft pulls draw bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209176926U (en) |
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2018
- 2018-11-20 CN CN201821913137.6U patent/CN209176926U/en active Active
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