CN113247291A - Ground transfer device and small-size unmanned helicopter - Google Patents
Ground transfer device and small-size unmanned helicopter Download PDFInfo
- Publication number
- CN113247291A CN113247291A CN202110675540.XA CN202110675540A CN113247291A CN 113247291 A CN113247291 A CN 113247291A CN 202110675540 A CN202110675540 A CN 202110675540A CN 113247291 A CN113247291 A CN 113247291A
- Authority
- CN
- China
- Prior art keywords
- unmanned helicopter
- handle
- connecting rod
- connecting rods
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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 installed for handling aircraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Toys (AREA)
Abstract
The embodiment of the invention provides a ground transfer device and a small unmanned helicopter, wherein the ground transfer device comprises: the connecting rods are arranged in parallel at intervals; the connecting part is arranged between the at least two connecting rods and is used for fixedly connecting the at least two connecting rods; the hook is arranged at the first end of the connecting rod; the holding part is fixedly connected with the second end of the connecting rod; the sliding block is positioned between the connecting part and the holding part and is assembled on the connecting rod in a sliding way; the top of the sliding block is fixedly provided with a connecting seat, and the connecting seat is provided with a connecting hole matched with a handle on the unmanned helicopter frame; the at least two springs are correspondingly sleeved on the at least two connecting rods; one end of the spring is abutted against the holding part, and the other end of the spring tightly presses one side of the sliding block close to the holding part. The problem of inconvenient operation is transported on small-size unmanned helicopter ground can be solved through this scheme.
Description
Technical Field
The invention relates to the technical field of equipment transportation, in particular to a ground transfer device and a small unmanned helicopter.
Background
As shown in fig. 1, in the related art, a handle 02 is generally disposed at a U-shaped section at the tail of a frame 01 of a small unmanned helicopter, and the U-shaped section at the tail of the frame 01 is inclined upward and forms an acute angle with a horizontal plane; the handle 02 is parallel to the horizontal plane; in the ground transportation process of the small unmanned helicopter, a ground operator can push and pull the small unmanned helicopter on the ground transportation trolley by grasping the handle 02, so that the ground transportation of the small unmanned helicopter is realized.
However, since the handle 02 is close to the longitudinal central plane of the small unmanned helicopter, the ground operator cannot easily grasp the balance when the small unmanned helicopter is pushed and pulled by grasping the handle 02, and the transfer operation is inconvenient.
Disclosure of Invention
The embodiment of the invention aims to provide a ground transfer device and a small unmanned helicopter, which are used for solving the problem that the ground transfer operation of the small unmanned helicopter is inconvenient. The specific technical scheme is as follows:
in a first aspect, an embodiment of the present invention provides a ground transportation device, including:
the connecting rods are arranged in parallel at intervals;
the connecting part is arranged between the at least two connecting rods and is used for fixedly connecting the at least two connecting rods;
the hook is arranged at the first end of the connecting rod; the first ends of the at least two connecting rods are respectively provided with one hook;
the holding part is fixedly connected with the second end of the connecting rod;
the sliding block is positioned between the connecting part and the holding part and is assembled on the connecting rod in a sliding way; the top of the sliding block is fixedly provided with a connecting seat, and the connecting seat is provided with a connecting hole matched with a handle on the unmanned helicopter frame; and
the at least two springs are correspondingly sleeved on the at least two connecting rods; one end of the spring is abutted against the holding part, and the other end of the spring tightly presses one side of the sliding block close to the holding part.
Optionally, the connecting part is a block-shaped structure, and at least two first through holes are arranged on the connecting part at intervals; the connecting part is sleeved on the connecting rod through the first through hole.
Optionally, a buffer washer is arranged on one side of the connecting part close to the holding part, and the buffer washer is sleeved on the connecting rod and is tightly attached to the connecting part.
Optionally, the sliding block is provided with a second through hole matched with the at least two connecting rods; the sliding block is installed on the at least two connecting rods through the second through hole.
Optionally, two sides of the slider are provided with outwardly protruding ears.
Optionally, the gripping portion comprises a grip block and two grips; the front end of the handle block is fixedly connected with the second end of the connecting rod; the two handles are correspondingly and fixedly arranged on two sides of the handle block.
Optionally, two mounting holes are arranged on one side, close to the sliding block, of the handle block at intervals, and the second end of the connecting rod extends into the mounting holes to be fixedly connected with the handle block.
Optionally, a lightening hole is arranged on the sliding block and/or the grip block.
Optionally, the spring is a compression spring.
In a second aspect, an embodiment of the present invention further provides a small unmanned helicopter, including a frame, wherein a handle parallel to a horizontal plane is disposed on the frame tail U-shaped section, and a support beam is further fixedly disposed on the frame tail U-shaped section, and the support beam is perpendicular to the handle and is used for supporting a hook of the ground transfer device in the first aspect.
According to the scheme of the embodiment of the invention, a stable triangular structure can be formed by two-point contact of the hook at the first end of the connecting rod and the supporting beam and one-point contact of the connecting seat and the handle, a ground operator can easily master balance through the holding part at the second end of the connecting rod, the transfer operation of the small unmanned helicopter is very conveniently realized, and the problem of inconvenient ground transfer operation of the small unmanned helicopter is effectively solved.
In addition, the ground transfer device provided by the embodiment of the invention has a simple structure, is convenient to connect and detach with a small unmanned aerial vehicle, is used as ground auxiliary equipment, does not take off along with the unmanned aerial vehicle, does not increase the take-off weight of the unmanned helicopter, and does not occupy the space of the unmanned helicopter.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained by using the drawings without creative efforts.
FIG. 1 is a schematic view of a tail U-shaped section of a frame of a small unmanned helicopter in the prior art;
FIG. 2 is a schematic view of a U-shaped section at the tail of a small unmanned helicopter frame provided by an embodiment of the invention;
fig. 3 is a schematic structural diagram of a ground transportation device according to an embodiment of the present invention;
fig. 4 is a schematic view of the transfer device of fig. 3 connected to a U-shaped section at the tail of the frame of the small unmanned helicopter of fig. 2.
The reference numerals in the drawings are explained as follows:
01-a frame, 02-a handle, 03-a supporting beam, 04-a reinforcing rod;
1-connecting rod;
2-a connecting part;
3, hooking;
4-a gripping portion, 41-a grip block, 42a, 42 b-a grip;
5-a slide block, 51-a connecting seat, 511-a connecting hole, 512-a lightening hole and 52-an ear part;
6-a spring;
7-cushion ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Before describing the ground transfer device provided by the embodiment of the present invention in detail, a brief description will be given to a frame of a small unmanned helicopter to which the embodiment of the present invention is directed.
In the correlation technique, the handle 02 at the tail end of the small unmanned helicopter frame 01 is close to the longitudinal central plane of the small unmanned helicopter, and a ground operator cannot easily grasp balance when pushing and pulling the small unmanned helicopter through grasping the handle 02, so that the problem of inconvenient transfer operation is caused. In order to solve the problem, the inventor improves the existing small-sized unmanned helicopter frame 01, and provides a ground transfer device based on the improvement of the existing small-sized unmanned helicopter, and further, the convenient transfer of the improved small-sized unmanned helicopter can be realized through the ground transfer device.
First, a small unmanned helicopter provided by the embodiment of the invention is described below.
As shown in fig. 2, the modified small unmanned helicopter provided by the embodiment of the invention comprises a frame 01, wherein a handle 02 parallel to the horizontal plane is arranged on the tail U-shaped section of the frame 01, and a support beam 03 is fixedly arranged on the tail U-shaped section of the frame 01, and the support beam 03 is perpendicular to the handle 02.
The supporting beam 03 provides a force point for the hook 3 in the ground transportation device provided by the embodiment of the invention. By the aid of the handle 02 and the supporting beam 03 of the small unmanned helicopter frame 01 and the ground transfer device provided by the embodiment of the invention, the problem that the ground transfer operation of the small unmanned helicopter is inconvenient can be solved, and the ground transfer of the unmanned helicopter is conveniently realized.
It should be noted that, in order to increase the strength of the U-shaped section at the tail of the small unmanned helicopter frame 01, a reinforcing rod 04 for reinforcing the stability may be further provided; the reinforcing rod 04 may be a separate component, and one end of the reinforcing rod is connected to the supporting beam 03, and the other end of the reinforcing rod is connected to the U-shaped section at the tail of the rack 01, wherein the connection manner may be a welding manner or a screw connection manner, but is not limited thereto. Of course, the handle 02 and the reinforcing rod 04 may be formed by bending a pipe with high hardness and good plasticity, and the pipe may be a steel pipe, or the like. As shown in fig. 2, one end of a pipe is welded to the middle of the support beam 03, and the bent part of the pipe is welded to the U-shaped section at the tail of the small unmanned helicopter frame 01, so that the handle 02 and the reinforcing rod 04 can be connected.
The following describes a ground transfer device provided by an embodiment of the invention.
An embodiment of the present invention provides a ground transfer device, including:
the connecting rods are arranged in parallel at intervals;
the connecting part is arranged between the at least two connecting rods and is used for fixedly connecting the at least two connecting rods;
the hook is arranged at the first end of the connecting rod; the first ends of the at least two connecting rods are respectively provided with one hook;
the holding part is fixedly connected with the second end of the connecting rod;
the sliding block is positioned between the connecting part and the holding part and is assembled on the connecting rod in a sliding way; the top of the sliding block is fixedly provided with a connecting seat, and the connecting seat is provided with a connecting hole matched with a handle on the unmanned helicopter frame; and
the at least two springs are correspondingly sleeved on the at least two connecting rods; one end of the spring is abutted against the holding part, and the other end of the spring tightly presses one side of the sliding block close to the holding part.
It can be understood that the spring arranged on the connecting rod is positioned between the sliding block and the holding part; under the free extension state of the spring, the slide block is tightly contacted with the connecting part under the action of the spring.
The number of the connecting rods is at least two, and certainly, the connecting rods can also be three or four, the number of the connecting rods is preferably two in consideration of material consumption and manufacturing cost, and for a small unmanned helicopter frame provided with reinforcing rods, in order to guarantee smooth installation, the distance between the connecting rods is larger than the diameter of the reinforcing rods. The connecting part can be fixedly connected with the connecting rod through screw connection, welding, interference connection or riveting.
The hook arranged at one end of the connecting rod is used for hooking a supporting beam on the unmanned helicopter frame. The connecting hole is fixedly arranged on the connecting seat at the top of the sliding block and is matched with a handle on the unmanned helicopter frame; and the connecting seat can be in the rotatory degree of freedom of restriction ground transfer device through connecting portion, makes ground transfer device and unmanned helicopter frame relatively fixed connection.
According to the scheme of the embodiment of the invention, a stable triangular structure can be formed by two-point contact of the hook at the first end of the connecting rod and the supporting beam and one-point contact of the connecting seat and the handle, a ground operator can easily master balance through the holding part at the second end of the connecting rod, the transfer operation of the small unmanned helicopter is very conveniently realized, and the problem of inconvenient ground transfer operation of the small unmanned helicopter is effectively solved.
In addition, the ground transfer device provided by the embodiment of the invention has a simple structure, is convenient to connect and detach with a small unmanned aerial vehicle, is used as ground auxiliary equipment, does not take off along with the unmanned aerial vehicle, does not increase the take-off weight of the unmanned helicopter, and does not occupy the space of the unmanned helicopter.
Optionally, the connecting part is a block-shaped structure, and at least two first through holes are arranged on the connecting part at intervals; the connecting part is sleeved on the connecting rod through the first through hole. Of course, the shape of the connecting portion is not limited to a block shape, for example: the sphere structure or the columnar structure is provided with at least two through holes at intervals, so that the sphere structure or the columnar structure can be sleeved on at least two connecting rods through the arranged through holes, and the effect of connecting the at least two connecting rods is achieved.
The number of the first through holes on the connecting part is the same as that of the connecting rods, for example, when the number of the connecting rods is two, two first through holes are correspondingly arranged on the connecting part. The connecting part can be fixedly connected with the connecting rod through a screw.
Optionally, in order to reduce the impact of the released slider on the connecting portion, a buffer washer is arranged on one side of the connecting portion close to the holding portion, and the buffer washer is sleeved on the connecting rod and is tightly attached to the connecting portion. The buffer gasket can be made of rubber, plastic, polytetrafluoroethylene and the like.
Optionally, the sliding block is provided with a second through hole matched with the at least two connecting rods; the sliding block is installed on the at least two connecting rods through the second through hole.
The number of the second through holes on the sliding block is the same as that of the connecting rods, for example, when the number of the connecting rods is two, two second through holes are correspondingly arranged on the sliding block. The sliding block can be fixedly connected with the connecting rod through a screw. Also, the specific structure of the slider may be, for example, a block structure, a ball structure, a pillar structure, or the like.
Optionally, for facilitating the force application when the ground operator pulls the slider, the both sides of slider are equipped with outside convex ear. The specific size of the ear part is not limited in the embodiment of the invention, and can be determined according to actual needs.
Optionally, in order to facilitate the ground operator to push and pull the ground transfer device, the holding part comprises a grip block and two grips; the front end of the handle block is fixedly connected with the second end of the connecting rod; the two handles are correspondingly and fixedly arranged on two sides of the handle block.
Optionally, in order to improve the firmness of the fixed connection between the connecting rod and the grip block, two mounting holes are arranged on one side of the grip block close to the sliding block at intervals, and the second end of the connecting rod extends into the mounting holes to be fixedly connected with the grip block.
Optionally, in order to reduce the weight of the ground transfer device, weight-reducing holes are arranged on the sliding block and/or the grip block. The size and number of the lightening holes are not limited in the embodiment of the invention.
Optionally, the spring is a compression spring. The compression spring is a helical spring bearing pressure and can be cylindrical or conical. A certain gap exists between the rings of the compression spring, and when the spring is subjected to external force, the spring contracts and deforms to store deformation energy. After the external force is removed, the compression spring is restored to a free extension state.
In order to better understand the technical solution of the present invention, a specific structure of a ground transportation apparatus provided by an embodiment of the present invention is exemplarily described below with reference to fig. 3.
As shown in fig. 3 and 4, an embodiment of the present invention provides a ground transfer device, which includes two parallel connecting rods 1 arranged at intervals, a connecting portion 2, a hook 3, a holding portion 4, and two springs 6 correspondingly sleeved on the two connecting rods 1.
The connecting part 2 is of a block-shaped structure, and two first through holes are arranged on the connecting part 2 at intervals; the connecting part 2 is sleeved on the two connecting rods 1 through a first through hole, and the two connecting rods 1 are fixedly connected through welding; one side of the connecting part 2 close to the holding part 4 is provided with a buffer gasket 7 sleeved on the connecting rod 1, and the buffer gasket 7 is tightly attached to the connecting part 2.
The first ends of the two connecting rods 1 are respectively provided with a hook 3, and the holding part 4 is fixedly connected with the second ends of the two connecting rods 1.
The sliding block 5 is positioned between the connecting part 2 and the holding part 4 and is provided with a second through hole matched with the two connecting rods 1; through the second through hole, the slide block 5 is slidably assembled on the connecting rod 1; the top of the sliding block 5 is fixedly provided with a connecting seat 51, and two sides of the sliding block are provided with lug parts 52 protruding outwards. Two strip-shaped lightening holes 512 and a connecting hole 511 matched with a handle 02 on the unmanned helicopter frame 01 are formed in the connecting seat 51.
Both springs 6 are compression springs, one end of which abuts against the grip portion 4 and the other end of which presses against the side of the slider 5 close to the grip portion 4. In the state that the spring 6 is freely extended, the slider 5 is tightly contacted with the connecting part 2 under the action of the spring 6.
The grip portion 4 includes a grip block 41 and two grips 42a, 42 b; the two handles 42a, 42b are correspondingly fixed on two sides of the handle block 41. The grip block 41 is provided with a square lightening hole 512, and one side close to the sliding block 5 is provided with two mounting holes at intervals, and the square lightening hole 512 is positioned between the two mounting holes; the second end of the connecting rod 1 extends into the mounting hole and is fixedly connected with the grip block 41.
The connection and disassembly processes of the ground transfer device provided by the embodiment of the invention and the U-shaped section at the tail part of the small unmanned helicopter frame 01 are as follows:
ground operating personnel slope ground transfer device, stretch into unmanned aerial vehicle afterbody frame 01 and articulate on a supporting beam 03 from oblique below with couple 3, later around supporting beam 03 upwards rotation ground transfer device, and simultaneously, grasp portion 4 of gripping with the hand, catch on slider 5 with the finger and make it remove to ground operating personnel health one side, continue to wind supporting beam 03 rotation ground transfer device in the compression of spring 6, make ground transfer device parallel with handle 02, release slider 5 after connecting hole 511 on 5 top connecting seats 51 of slider aligns with handle 02, slider 5 suit is on handle 02 under the effect of spring 6 elasticity, ground transfer device accomplishes with small-size unmanned helicopter and is connected.
After the connection is completed, a ground operator can hold the two grips 42a and 42b of the holding part 4 to push and pull the small unmanned helicopter, so that the ground transportation of the unmanned helicopter is conveniently realized.
After the small-size unmanned helicopter was transported to the assigned position, ground operating personnel only need with the finger catch the slider 5 with it to drag ground operating personnel health one side, alright in order to realize the separation of slider 5 and handle 02, only need the slope at this moment and upwards lift up ground transfer device, alright in order to make couple 3 and a supporting beam 03 separation to lift off ground transfer device.
According to the scheme of the embodiment of the invention, a stable triangular structure can be formed by two-point contact of the hook 3 at the first end of the connecting rod 1 and the supporting beam 03 and one-point contact of the connecting seat 51 and the handle 02, ground operators can easily grasp balance through the holding part 4 at the second end of the connecting rod 1, transfer operation of the small unmanned helicopter is very conveniently realized, and the problem of inconvenient ground transfer operation of the small unmanned helicopter is effectively solved.
In addition, the ground transfer device provided by the embodiment of the invention has a simple structure, is convenient to connect and detach with a small unmanned aerial vehicle, is used as ground auxiliary equipment, does not take off along with the unmanned aerial vehicle, does not increase the take-off weight of the unmanned helicopter, and does not occupy the space of the unmanned helicopter.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only for the preferred embodiment of the present disclosure, and is not intended to limit the scope of the present disclosure. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure are included in the scope of protection of the present disclosure.
Claims (10)
1. A ground transfer device, comprising:
the connecting rod assembly comprises at least two connecting rods (1), wherein the at least two connecting rods (1) are arranged in parallel at intervals;
the connecting part (2) is arranged between the at least two connecting rods (1) and is used for fixedly connecting the at least two connecting rods (1);
the hook (3) is arranged at the first end of the connecting rod (1); the first ends of the at least two connecting rods (1) are respectively provided with one hook (3);
the holding part (4) is fixedly connected with the second end of the connecting rod (1);
the sliding block (5) is positioned between the connecting part (2) and the holding part (4) and is assembled on the connecting rod (1) in a sliding manner; the top of the sliding block (5) is fixedly provided with a connecting seat (51), and the connecting seat (51) is provided with a connecting hole (511) matched with a handle on the unmanned helicopter frame; and
the at least two springs (6), the at least two springs (6) are correspondingly sleeved on the at least two connecting rods (1); one end of the spring (6) abuts against the holding part (4), and the other end of the spring presses one side, close to the holding part (4), of the sliding block (5).
2. The device according to claim 1, wherein the connecting part (2) is a block-shaped structure, and at least two first through holes are arranged on the connecting part (2) at intervals; the connecting part (2) is sleeved on the connecting rod (1) through the first through hole.
3. The device according to claim 1 or 2, characterized in that a buffer washer (7) is arranged on one side of the connecting part (2) close to the holding part (4), and the buffer washer (7) is sleeved on the connecting rod (1) and is tightly attached to the connecting part (2).
4. The device according to claim 1, characterized in that the slider (5) is provided with a second through hole matching with the at least two connecting rods (1); the sliding block (5) is arranged on the at least two connecting rods (1) through the second through hole.
5. Device according to claim 1 or 4, characterized in that the slider (5) is provided with outwardly projecting ears (52) on both sides.
6. The device according to claim 1, characterized in that the grip portion (4) comprises a grip block (41) and two grips (42 a, 42 b); the front end of the handle block (41) is fixedly connected with the second end of the connecting rod (1); the two handles (42 a, 42 b) are correspondingly and fixedly arranged on two sides of the handle block (41).
7. The device as claimed in claim 6, wherein two mounting holes are provided on the side of the handle block (41) close to the slider (5) at intervals, and the second end of the connecting rod (1) extends into the mounting holes to be fixedly connected with the handle block (41).
8. The device according to claim 6 or 7, characterized in that weight-reducing holes (512) are provided on the slider (5) and/or the grip block (41).
9. Device according to claim 1, characterized in that the spring (6) is a compression spring.
10. A small unmanned helicopter comprising a frame (01), a handle (02) arranged in parallel with the horizontal plane is arranged on the U-shaped section at the tail part of the frame (01), and is characterized in that a supporting beam (03) is fixedly arranged on the U-shaped section at the tail part of the frame (01), and the supporting beam (03) is perpendicular to the handle (02) and is used for supporting the hook (3) of the ground transfer device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110675540.XA CN113247291B (en) | 2021-06-18 | 2021-06-18 | Ground transfer device and small-size unmanned helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110675540.XA CN113247291B (en) | 2021-06-18 | 2021-06-18 | Ground transfer device and small-size unmanned helicopter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113247291A true CN113247291A (en) | 2021-08-13 |
| CN113247291B CN113247291B (en) | 2021-10-01 |
Family
ID=77188568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110675540.XA Active CN113247291B (en) | 2021-06-18 | 2021-06-18 | Ground transfer device and small-size unmanned helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113247291B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8651556B2 (en) * | 2011-01-31 | 2014-02-18 | Nissan North America, Inc. | Vehicle door check link mechanism |
| CN204820990U (en) * | 2015-08-09 | 2015-12-02 | 张福建 | Load multi -functional fixed lock of utensil of assisting before tractor |
| CN205075599U (en) * | 2015-09-09 | 2016-03-09 | 重庆延锋江森汽车部件系统有限公司 | Burden charging carriage connecting device |
| CN206841732U (en) * | 2017-07-03 | 2018-01-05 | 重庆通用航空产业集团有限公司 | A kind of ground towing machine wheel of slide-type helicopter |
| CN111605469A (en) * | 2020-05-12 | 2020-09-01 | 天峋创新（北京）科技有限公司 | Land skid structure of small unmanned helicopter |
| CN112173155A (en) * | 2020-09-28 | 2021-01-05 | 玉环天润航空机械制造有限公司 | Draw bar |
| CN212667697U (en) * | 2020-06-02 | 2021-03-09 | 青岛中科方舟航空科技有限公司 | Dual-purpose unmanned aerial vehicle bracket is measured in assembly |
-
2021
- 2021-06-18 CN CN202110675540.XA patent/CN113247291B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8651556B2 (en) * | 2011-01-31 | 2014-02-18 | Nissan North America, Inc. | Vehicle door check link mechanism |
| CN204820990U (en) * | 2015-08-09 | 2015-12-02 | 张福建 | Load multi -functional fixed lock of utensil of assisting before tractor |
| CN205075599U (en) * | 2015-09-09 | 2016-03-09 | 重庆延锋江森汽车部件系统有限公司 | Burden charging carriage connecting device |
| CN206841732U (en) * | 2017-07-03 | 2018-01-05 | 重庆通用航空产业集团有限公司 | A kind of ground towing machine wheel of slide-type helicopter |
| CN111605469A (en) * | 2020-05-12 | 2020-09-01 | 天峋创新（北京）科技有限公司 | Land skid structure of small unmanned helicopter |
| CN212667697U (en) * | 2020-06-02 | 2021-03-09 | 青岛中科方舟航空科技有限公司 | Dual-purpose unmanned aerial vehicle bracket is measured in assembly |
| CN112173155A (en) * | 2020-09-28 | 2021-01-05 | 玉环天润航空机械制造有限公司 | Draw bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113247291B (en) | 2021-10-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9539461B2 (en) | Hook assemblies for exercise machines, exercise machines including such hook assemblies, and related methods | |
| CN205207337U (en) | Lateral positioning device and lateral positioning device combination | |
| CN113247291B (en) | Ground transfer device and small-size unmanned helicopter | |
| CN101992463B (en) | Telescopic pickup clamp | |
| US20030150478A1 (en) | Dust mop handle method and apparatus | |
| CN203622421U (en) | Four-claw antenna | |
| CN205010277U (en) | Handcart | |
| CN201998167U (en) | Simple manipulator with movable joint and two fingers | |
| US10426995B1 (en) | Arm exercise assemblies | |
| CN103352911B (en) | A kind of convenient Self-locking hanging hook used | |
| CN102745589A (en) | Internal swelling self-locking hanger | |
| CN201500946U (en) | Device for picking up articles | |
| CN113370241A (en) | Large-bearing multi-finger type soft manipulator with net structure | |
| CN102469731A (en) | Two-section same-direction card retreating handle mechanism | |
| CN205521006U (en) | Auto -lock anticreep type jump ring pincers | |
| CN206852249U (en) | Telescoping rod and the trunk draw bar provided with the telescoping rod | |
| CN209628887U (en) | A kind of double branch pull rods of anti-deformation | |
| CN211806218U (en) | Gripping device | |
| CN2673574Y (en) | Sleeve gripping rod | |
| CN208408347U (en) | A kind of five metalworkings stamping die manipulator | |
| EP3434387A1 (en) | Hand-operated rivet gun | |
| CN108263860A (en) | A kind of full-automatic liquid crystal display is grabbed by device | |
| CN219687329U (en) | Gas welding shallow with accomodate function | |
| CN210120960U (en) | Telescopic draw bar structure based on draw-bar box | |
| CN203646633U (en) | Hook and hook assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |