CN210179097U - Adapter for airplane - Google Patents
Adapter for airplane Download PDFInfo
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- CN210179097U CN210179097U CN201920932517.2U CN201920932517U CN210179097U CN 210179097 U CN210179097 U CN 210179097U CN 201920932517 U CN201920932517 U CN 201920932517U CN 210179097 U CN210179097 U CN 210179097U
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- connector
- aircraft
- adapter
- connecting piece
- hydraulic oil
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- 239000010720 hydraulic oil Substances 0.000 claims abstract description 56
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 241000755266 Kathetostoma giganteum Species 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 description 7
- 238000002955 isolation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The application discloses adapter for aircraft relates to connecting piece technical field, includes: the connector comprises a first connector, a second connector and a connecting piece for connecting the first connector and the second connector; the first joint comprises a first cylindrical body and a first fixing piece fixed with the first cylindrical body, the first cylindrical body is used for being connected with a hydraulic oil injection port of an airplane, and the first fixing piece is fixed with the connecting piece; the first columnar body comprises an accommodating space, the accommodating space comprises a flat-head columnar structure, and the flat-head columnar structure is fixed with the first fixing piece; the second joint is hollow structure, including fixed connection's second mounting and third mounting, the second mounting with the connecting piece is connected, the third mounting is used for being connected with hydraulic oil equipment. Realize the effect of conversion interface through the adapter, realize can directly being applicable to small-size commercial machine liquid feeding hydraulic oil to the equipment that large-scale aircraft refueled, it is convenient to use, and saves the cost.
Description
Technical Field
The application relates to the technical field of connecting pieces, in particular to an adapter for an airplane.
Background
With the progress and development of society and the continuous improvement of people's living standard, the aircraft begins to become one of people's daily trip tools.
At present, hydraulic oil needs to be added to an airplane in the airplane maintenance process, corresponding equipment for adding the hydraulic oil is usually corresponding to a large or medium-sized passenger plane, and due to the fact that the types of the airplanes are different and the sizes of various corresponding interfaces are different, the equipment for adding the hydraulic oil to the large airplane cannot be directly suitable for adding the hydraulic oil to a small commercial machine, and if the special oil adding equipment for adding the hydraulic oil to the small commercial machine is independently equipped, the cost is inevitably increased.
Therefore, how to apply the equipment for adding hydraulic oil to the large-sized airplane to the small-sized commercial airplane becomes one of the technical problems to be solved urgently at the present stage.
SUMMERY OF THE UTILITY MODEL
In view of this, the technical problem that this application will be solved provides an adapter for aircraft, realizes the effect of conversion interface through the adapter, realizes can directly being applicable to small-size commercial machine liquid feeding hydraulic oil to the equipment that large-scale aircraft refueled, and it is convenient to use, and saves the cost.
In order to solve the technical problem, the following technical scheme is adopted:
an adapter for an aircraft, comprising: the connector comprises a first connector, a second connector and a connecting piece for connecting the first connector and the second connector;
the first joint comprises a first cylindrical body and a first fixing piece fixed with the first cylindrical body, the first cylindrical body is used for being connected with a hydraulic oil injection port of an airplane, and the first fixing piece is fixed with the connecting piece; the first columnar body comprises an accommodating space, the accommodating space comprises a flat-head columnar structure, and the flat-head columnar structure is fixed with the first fixing piece;
the second joint is hollow structure, including fixed connection's second mounting and third mounting, the second mounting with the connecting piece is connected, the third mounting is used for being connected with hydraulic oil equipment.
Optionally, wherein:
the connector comprises a first internal thread;
at least part of the outer surface of the first fixing piece comprises a first external thread matched with the first internal thread, the first fixing piece is positioned in the connecting piece, and the first fixing piece is in threaded connection with the first internal thread of the connecting piece through the first external thread.
Optionally, wherein:
the connector further comprises a second internal thread; at least part of the outer surface of the second fixing piece comprises a second external thread matched with the second internal thread, the second fixing piece is positioned in the connecting piece, and the second fixing piece is in threaded connection with the second internal thread of the connecting piece through the second external thread.
Optionally, wherein:
the connecting piece is internally provided with an isolation structure which comprises a first through hole, the isolation structure divides the connecting piece into a first holding cavity and a second holding cavity, the first internal thread is positioned in the first holding cavity, and the second internal thread is positioned in the second holding cavity.
Optionally, wherein:
the second joint comprises a second through hole penetrating through the second fixing piece and the third fixing piece, and when the second fixing piece of the second joint is fixed by the connecting piece, the first through hole faces one end of the second fixing piece and the second through hole faces one end of the isolation structure to form tight fit and be coaxial.
Optionally, wherein:
the outline of the outer surface of the connecting piece is in a hexagonal structure.
Optionally, wherein:
the first fixing piece further comprises a first fastening part, and the first fastening part is positioned between the first cylindrical body and the first external thread;
the outer diameter of the first fastening part is larger than the inner diameter of the connecting part; the outline of the outer surface of the first fastening part is in a hexagonal structure.
Optionally, wherein:
the second joint further comprises a second fastening part, and the second fastening part is positioned between the second fixing piece and the third fixing piece and is respectively fixed with the second fastening part and the third fastening part;
the outer diameter of the second fastening part is larger than the inner diameter of the connecting part; the outline of the outer surface of the second fastening part is in a hexagonal structure.
Compared with the prior art, this application an adapter for aircraft, reached following effect:
(1) the utility model provides an adapter for aircraft, the first joint that is located its one end is used for being connected with the hydraulic oil filling opening of aircraft, and the second that is located its other end connects and hydraulic oil equipment matching, so, introduce this adapter for aircraft and realized that the hydraulic oil equipment that refuels to large-scale aircraft can directly be applicable to small-size commercial machine liquid feeding hydraulic oil to need not to be equipped with an equipment of refueling specially for small-size commercial machine liquid feeding hydraulic oil alone, consequently be favorable to practicing thrift the cost.
(2) The utility model provides a pair of adapter for aircraft can realize very conveniently with the hydraulic oil filling opening of aircraft and the being connected of hydraulic oil equipment, easy operation, convenient is favorable to reducing staff's operation complexity, improves work efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
figure 1 is an exploded view of an aircraft adapter according to an embodiment of the present application;
fig. 2 is a schematic diagram illustrating a connection completed by an aircraft adapter according to an embodiment of the present application;
FIG. 3 is a top view of a first column provided in accordance with an embodiment of the present disclosure;
FIG. 4 illustrates a cross-sectional view of a first column provided in accordance with an embodiment of the present application;
figure 5 is a cross-sectional view of a connector in an aircraft adapter according to an embodiment of the present application;
figure 6 is a top view of a connector in an aircraft adapter according to an embodiment of the present disclosure;
figure 7 is a top view of a second adapter of an aircraft adapter according to an embodiment of the present disclosure.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. Furthermore, the term "coupled" is intended to encompass any direct or indirect electrical coupling. Thus, if a first device couples to a second device, that connection may be through a direct electrical coupling or through an indirect electrical coupling via other devices and couplings. The description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims.
At present, hydraulic oil needs to be added to an airplane in the airplane maintenance process, corresponding equipment for adding the hydraulic oil is usually corresponding to a large or medium-sized passenger plane, and due to the fact that the types of the airplanes are different and the sizes of various corresponding interfaces are different, the equipment for adding the hydraulic oil to the large airplane cannot be directly suitable for adding the hydraulic oil to a small commercial machine, and if the special oil adding equipment for adding the hydraulic oil to the small commercial machine is independently equipped, the cost is inevitably increased.
In view of this, the technical problem that this application will be solved provides an adapter for aircraft, realizes the effect of conversion interface through the adapter, realizes can directly being applicable to small-size commercial machine liquid feeding hydraulic oil to the equipment that large-scale aircraft refueled, and it is convenient to use, and saves the cost.
Fig. 1 is an exploded view of an aircraft adapter 100 according to an embodiment of the present application, and fig. 2 is a schematic view of a connection completed by the aircraft adapter 100 according to the embodiment of the present application, please refer to fig. 1 and fig. 2, where the aircraft adapter 100 according to the embodiment of the present application includes: a first joint 21, a second joint 22 and a connecting member 20 for connecting the first joint 21 and the second joint 22;
the first joint 21 comprises a first cylindrical body 11 and a first fixing piece 18 fixed with the first cylindrical body 11, the first cylindrical body 11 is used for being connected with a hydraulic oil injection port of the airplane, and the first fixing piece 18 is fixed with the connecting piece 20; the first column 11 includes a receiving space 30, the receiving space 30 includes a flat-head column structure 40, and the flat-head column structure 40 is fixed to the first fixing member 18, please refer to fig. 3 and fig. 4, fig. 3 is a top view of the first column 11 according to the embodiment of the present disclosure, and fig. 4 is a cross-sectional view of the first column 11 according to the embodiment of the present disclosure;
the second joint 22 is a hollow structure and comprises a second fixing part 14 and a third fixing part 16 which are fixedly connected, the second fixing part 14 is connected with the connecting piece 20, and the third fixing part 16 is used for being connected with hydraulic oil equipment.
Specifically, referring to fig. 1 to 4, the present application introduces an aircraft adapter 100, which includes a first connector 21, a second connector 22, and a connecting member 20 fixed to the first connector 21 and the second connector 22, wherein the first connector 21 can be connected to a hydraulic oil inlet of a small aircraft, and the second connector 22 can be connected to a hydraulic oil device. The first column 11 of the first joint 21 includes a receiving space 30, and referring to fig. 3 and 4, a flat-head column structure 40 is disposed in the receiving space 30 of the first column 11. Optionally, an internal thread structure is arranged in the accommodating space 30 of the first cylindrical body 11, the first cylindrical body 11 can be connected with a hydraulic oil injection port of a small aircraft in a threaded connection manner, and when the first cylindrical body 11 is rotated, the flat-head columnar structure 40 in the accommodating space 30 applies an acting force to a switch on the hydraulic oil injection port, so that the switch of the hydraulic oil injection port is opened; because the second joint 22 of this adapter 100 is connected with the hydraulic oil equipment, so, hydraulic oil in the hydraulic oil equipment can be injected into the lubricant filling opening of small aircraft through adapter 100. This hydraulic oil equipment is for example the equipment that is applied to large-scale aircraft, therefore, this application introduces this adapter 100 for aircraft and has realized that large-scale aircraft refuels hydraulic oil equipment directly is applicable to small-size commercial machine liquid feeding hydraulic oil to need not to be equipped with a refuelling equipment for small-size commercial machine liquid feeding hydraulic oil specially alone, consequently be favorable to practicing thrift the cost. In addition, the aircraft adapter 100 provided by the embodiment of the application can conveniently realize the connection with the hydraulic oil injection port of the aircraft and the hydraulic oil equipment, is simple and convenient to operate, and is beneficial to reducing the operation complexity of workers and improving the working efficiency.
Optionally, referring to fig. 1 and fig. 5, fig. 5 is a cross-sectional view of a connecting member 20 in an aircraft adapter 100 according to an embodiment of the present application, where in the aircraft adapter 100 according to the embodiment of the present application, the connecting member 20 includes a first internal thread 41;
at least a part of the outer surface of the first fixing member 18 includes a first external thread 13 matching the first internal thread 41, the first fixing member 18 is located inside the connection member 20, and the first fixing member 18 is threadedly coupled to the first internal thread 41 of the connection member 20 through the first external thread 13.
Specifically, in the adapter 100 for aircraft that this application embodiment provided, adopt threaded connection's mode to realize first mounting 18 and connecting piece 20 fixed connection, on the one hand for adapter 100 for aircraft is easy to assemble, and on the other hand, even a part damages in adapter 100 for aircraft, it can to change this part, need not to change whole adapter 100, therefore is favorable to reducing use cost.
Optionally, with continued reference to fig. 1, 2 and 5, the connector 20 further includes a second internal thread 42; at least a part of the outer surface of the second fixing member 14 includes a second external thread 19 matching the second internal thread 42, the second fixing member 14 is located inside the connection member 20, and the second fixing member 14 is threadedly coupled to the second internal thread 42 of the connection member 20 through the second external thread 19.
Specifically, in the adapter 100 for aircraft that this application embodiment provided, adopt threaded connection's mode to realize the fixed connection of second mounting 14 and connecting piece 20, on the one hand for adapter 100 for aircraft is easy to assemble, and on the other hand, even a part damages in adapter 100 for aircraft, it can to change this part, need not to change whole adapter 100, therefore is favorable to reducing use cost.
Optionally, referring to fig. 6, fig. 6 is a top view of the connecting piece 20 in the aircraft adapter 100 according to the embodiment of the present disclosure, referring to fig. 5 and fig. 6, the connecting piece 20 includes an isolating structure 50 inside, the isolating structure 50 includes a first through hole 51, the isolating structure 50 divides the connecting piece 20 into a first receiving cavity 61 and a second receiving cavity 62, the first internal thread 41 is located in the first receiving cavity 61, and the second internal thread 42 is located in the second receiving cavity 62.
Specifically, the isolation structure 50 is adopted to divide the connecting member 20 into the first accommodating cavity 61 and the second accommodating cavity 62, when the first joint 21 and the second joint 22 are respectively and fixedly connected with the connecting member 20, at least a part of the first fixing member 18 in the first joint 21 is located in the first accommodating cavity 61, and the second fixing member 14 in the second joint 22 is located in the second accommodating cavity 62, which is equivalent to that the isolation structure 50 is utilized to limit the first fixing member 18 and the second fixing member 14, so that the first fixing member 18, the second fixing member 14 and the connecting member 20 can be accurately and fixedly connected.
Alternatively, referring to fig. 1 and fig. 7, fig. 7 is a top view of the second joint 22 in the aircraft adapter 100 according to the embodiment of the present application, where the second joint 22 includes a second through hole 52 penetrating through the second fixing member 14 and the third fixing member 16, and when the second fixing member 14 of the second joint 22 is fixed to the connecting member 20, an end of the first through hole 51 facing the second fixing member 14 and an end of the second through hole 52 facing the isolating structure 50 form a tight fit and are coaxial. It should be noted that, in fig. 5, both sides of the isolation structure 50 are recessed toward the center, and a dot-convex cone-shaped pattern corresponding to the recessed position of the isolation structure 50 is provided in the first joint and the second joint, so as to ensure a tight fit in such a concave and convex manner.
Specifically, when the second joint 22 is fixed to the connecting member 20, the second through hole 52 on the second joint 22 is coaxially and tightly matched with the first through hole 51 in the isolating structure 50 in the connecting member 20, and the second through hole 52 and the first through hole 51 realize seamless connection, so that hydraulic oil in the hydraulic oil equipment can be injected into a hydraulic oil injection port of the small aircraft through the second through hole 52 and the first through hole 51.
Optionally, with continued reference to fig. 6, the outer surface of the connector 20 is contoured in a hexagonal configuration.
When setting up the profile of the surface of connecting piece 20 into hexagon structure, its surface possesses 6 end to end connection's stress surface, so can conveniently utilize external instrument to exert the effort to the aircraft adapter 100 in this application, make it fasten more to guarantee the reliable injection of hydraulic oil.
Optionally, referring to fig. 1, in the adapter 100 for an aircraft provided in the embodiment of the present application, the first fixing element 18 further includes a first fastening portion 12, and the first fastening portion 12 is located between the first cylindrical body 11 and the first external thread 13;
the outer diameter of the first fastening portion 12 is larger than the inner diameter of the connecting portion; the outer surface of the first fastening portion 12 is contoured in a hexagonal configuration.
Specifically, with continued reference to fig. 1, after the first fastening portion 12 is introduced into the first fixing member 18, the outer surface of the first fastening portion 12 includes 6 end-to-end connected planar structures, and in the process of fixing the first fixing member 18 and the connecting member 20, an external tool can be used to conveniently apply an acting force to the planar structures on the first fastening portion 12, so that the connection between the first fixing member 18 and the connecting member 20 is more secure, and the phenomenon of oil leakage during the hydraulic oil injection process is effectively avoided. In addition, when setting the external diameter of first fastening portion 12 and being greater than the internal diameter of connecting piece 20, can play spacing effect to first fastening portion 12 and connecting piece 20, first fastening portion 12 will not get into in the connecting piece 20 to make things convenient for adapter 100's accurate reliable connection.
Optionally, with continued reference to fig. 1 and fig. 7, in the adapter 100 for an aircraft provided in the embodiment of the present application, the second joint 22 further includes a second fastening portion 15, and the second fastening portion 15 is located between the second fixing member 14 and the third fixing member 16 and is fixed to the second fixing member 14 and the third fixing member 16, respectively;
the outer diameter of the second fastening portion 15 is larger than the inner diameter of the connecting portion; the outer surface of the second fastening portion 15 is contoured in a hexagonal configuration.
Specifically, with continuing reference to fig. 1 and 7, after the second fastening portion 15 is introduced into the second joint 22, the outer surface of the second fastening portion 15 includes 6 end-to-end planar structures, and in the process of fixing the second fixing member 14 and the connecting member 20, an external tool can be used to conveniently apply an acting force to the planar structures on the second fastening portion 15, so that the connection between the second fixing member 14 and the connecting member 20 is more secure, and the phenomenon of oil leakage during the injection of hydraulic oil is effectively avoided. In addition, when setting the external diameter of second fastening portion 15 to be greater than the internal diameter of connecting piece 20, can play spacing effect to second fastening portion 15 and connecting piece 20, second fastening portion 15 will not get into in the connecting piece 20 to make things convenient for adapter 100's accurate reliable connection.
It should be noted that, in the embodiments of the present application, the outer contours of the first fastening portion and the second fastening portion may be embodied as other polygonal structures besides the hexagonal structure, as long as they can provide a reliable force bearing surface for an external tool, and the present application does not specifically limit this. In addition, it should be noted that the material of the aircraft adapter provided by the application can adopt a corrosion-resistant metal material, so that the service life of the aircraft adapter is prolonged. In addition, each component in the first joint may be formed in an integrated manner, or may be formed in an assembled manner, which is not specifically limited in the present application. The components in the second joint may be formed in an integral manner, or may be formed in an assembled manner, which is not specifically limited in this application.
According to the embodiments, the application has the following beneficial effects:
(1) the utility model provides an adapter for aircraft, the first joint that is located its one end is used for being connected with the hydraulic oil filling opening of aircraft, and the second that is located its other end connects and hydraulic oil equipment matching, so, introduce this adapter for aircraft and realized that the hydraulic oil equipment that refuels to large-scale aircraft can directly be applicable to small-size commercial machine liquid feeding hydraulic oil to need not to be equipped with an equipment of refueling specially for small-size commercial machine liquid feeding hydraulic oil alone, consequently be favorable to practicing thrift the cost.
(2) The utility model provides a pair of adapter for aircraft can realize very conveniently with the hydraulic oil filling opening of aircraft and the being connected of hydraulic oil equipment, easy operation, convenient is favorable to reducing staff's operation complexity, improves work efficiency.
The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.
Claims (8)
1. An adapter for an aircraft, comprising: the connector comprises a first connector, a second connector and a connecting piece for connecting the first connector and the second connector;
the first joint comprises a first cylindrical body and a first fixing piece fixed with the first cylindrical body, the first cylindrical body is used for being connected with a hydraulic oil injection port of an airplane, and the first fixing piece is fixed with the connecting piece; the first columnar body comprises an accommodating space, the accommodating space comprises a flat-head columnar structure, and the flat-head columnar structure is fixed with the first fixing piece;
the second joint is hollow structure, including fixed connection's second mounting and third mounting, the second mounting with the connecting piece is connected, the third mounting is used for being connected with hydraulic oil equipment.
2. An aircraft adapter according to claim 1, wherein said connector comprises a first internal thread;
at least part of the outer surface of the first fixing piece comprises a first external thread matched with the first internal thread, the first fixing piece is positioned in the connecting piece, and the first fixing piece is in threaded connection with the first internal thread of the connecting piece through the first external thread.
3. An aircraft adapter according to claim 2, wherein said connector further comprises a second internal thread; at least part of the outer surface of the second fixing piece comprises a second external thread matched with the second internal thread, the second fixing piece is positioned in the connecting piece, and the second fixing piece is in threaded connection with the second internal thread of the connecting piece through the second external thread.
4. An aircraft adapter according to claim 3, wherein the connector includes an isolating structure therein, the isolating structure including a first through hole therein, the isolating structure dividing the connector into a first receiving cavity and a second receiving cavity, the first internal thread being located in the first receiving cavity and the second internal thread being located in the second receiving cavity.
5. The adapter for aircraft according to claim 4, wherein the second connector includes a second through hole extending through the second fixing member and the third fixing member, and when the second fixing member of the second connector is fixed to the connecting member, an end of the first through hole facing the second fixing member and an end of the second through hole facing the isolating structure form a tight fit and are coaxial.
6. An aircraft adapter according to claim 1, wherein the outer surface of the connector is contoured in a hexagonal configuration.
7. The aircraft adapter of claim 2, wherein said first fastener further comprises a first fastening portion, said first fastening portion being located between said first cylindrical body and said first external thread;
the outer diameter of the first fastening part is larger than the inner diameter of the connecting piece; the outline of the outer surface of the first fastening part is in a hexagonal structure.
8. The aircraft adapter of claim 1, wherein said second adapter further comprises a second fastening portion, said second fastening portion being located between and secured to said second and third fasteners, respectively;
the outer diameter of the second fastening part is larger than the inner diameter of the connecting piece; the outline of the outer surface of the second fastening part is in a hexagonal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920932517.2U CN210179097U (en) | 2019-06-20 | 2019-06-20 | Adapter for airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920932517.2U CN210179097U (en) | 2019-06-20 | 2019-06-20 | Adapter for airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210179097U true CN210179097U (en) | 2020-03-24 |
Family
ID=69838239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920932517.2U Expired - Fee Related CN210179097U (en) | 2019-06-20 | 2019-06-20 | Adapter for airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210179097U (en) |
-
2019
- 2019-06-20 CN CN201920932517.2U patent/CN210179097U/en not_active Expired - Fee Related
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Granted publication date: 20200324 |