CN111071451A - Cargo aircraft machine carries toolbox - Google Patents
Cargo aircraft machine carries toolbox Download PDFInfo
- Publication number
- CN111071451A CN111071451A CN202010050073.7A CN202010050073A CN111071451A CN 111071451 A CN111071451 A CN 111071451A CN 202010050073 A CN202010050073 A CN 202010050073A CN 111071451 A CN111071451 A CN 111071451A
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- CN
- China
- Prior art keywords
- aircraft
- tray
- toolbox
- guide rail
- cargo
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- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 41
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D9/00—Equipment for handling freight; Equipment for facilitating passenger embarkation or the like
- B64D9/003—Devices for retaining pallets or freight containers
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The utility model provides a freight transportation aircraft machine carries toolbox installs in near freight transportation aircraft cargo compartment tail-gate and is close to the triangle region of aircraft cargo compartment bulkhead, is equipped with the aircraft floor installation guide rail of two parallels along the course direction on the floor of triangle region, and this freight transportation aircraft machine carries toolbox includes toolbox box and installation fixed tray, and installation fixed tray strides even two on the aircraft floor installation guide rail, installation fixed tray and two aircraft floor installation guide rail passes through lower margin double-screw bolt support to be connected, and toolbox box fixed connection is on installation fixed tray. The designed and installed fixing tray has the advantages of optimal structure, light weight, modular assembly and application and strong bearing capacity; the installation fixing tray is connected and fixed with the existing airplane floor installation guide rail on the airplane, and the double-lug type guide rail connection locking structure designed according to the structural conditions of the airplane floor installation guide rail and the installation fixing tray has the advantages of simple structure, light weight, high bearing strength and convenient and beneficial effect of disassembly.
Description
Technical Field
The invention relates to the technical field of airplane maintenance auxiliary equipment, in particular to an onboard tool box of a freight airplane.
Background
Cargo aircraft often require replacement of supplemental oil, hydraulic fluid during airport stops, which results in the aircraft itself having to stock a certain amount of associated oil, as well as other associated tools. The prior art cargo aircraft lacks the associated facilities, resulting in inconvenient maintenance. In consideration of the problem of cargo space utilization, a random tool receiving device is designed and installed in corner space outside a cargo container loading area, and is used for placing lubricating oil and hydraulic oil randomly carried by an airplane.
Disclosure of Invention
The invention provides an onboard tool box of a cargo airplane to solve the problems in the prior art, and aims to solve the technical problem that the existing cargo airplane is inconvenient to maintain due to lack of stored lubricating oil and hydraulic oil and tool boxes for storing related maintenance tools.
In order to achieve the purpose, the invention provides a cargo airplane airborne tool box which is arranged in a triangular area near a tail door of a cargo hold of a cargo airplane and close to a bulkhead of the cargo hold of the cargo airplane, wherein two parallel airplane floor mounting guide rails are arranged on a floor of the triangular area along a course direction, the cargo airplane airborne tool box comprises a tool box body and a mounting and fixing tray, the mounting and fixing tray is connected to the two airplane floor mounting guide rails in a spanning mode, the mounting and fixing tray is in supporting connection with the two airplane floor mounting guide rails through foundation studs, and the tool box body is fixedly connected to the mounting and fixing tray.
As a further preferable technical scheme of the present invention, the mounting and fixing tray is formed by splicing a plurality of tray support beams of square-tube aluminum profiles, the plurality of tray support beams include two transverse main beams and two longitudinal secondary beams, and the two secondary beams are clamped between the two main beams to form a square frame structure by splicing.
As a further preferable technical solution of the present invention, a reinforcing beam located on a diagonal line of the square frame structure is further provided between the two secondary beams, and the number of the reinforcing beams is at least one.
As a further preferable technical scheme of the invention, the mounting and fixing tray further comprises a plurality of sets of vertically arranged first connecting bolts and a plurality of sets of horizontally arranged second connecting bolts; tray secondary beam embedded blocks are embedded in pipe orifices at two ends of each secondary beam, at least one first connecting bolt penetrates through the end part of each secondary beam, and the tray secondary beam embedded blocks penetrate through the corresponding first connecting bolts; and the second connecting bolt horizontally penetrates through the main beam at the end part of the secondary beam and is in threaded connection with a tray secondary beam insert in the secondary beam, so that the main beam is fixedly connected with the secondary beam.
As a further preferable technical solution of the present invention, four corners of the bottom surface of the toolbox box body correspond to four corners of the square frame structure one to one, and the bottom surface of the toolbox box body is connected to the first connecting bolt in a penetrating manner.
As a further preferable technical scheme of the invention, the connection position of the main beam and the secondary beam is provided with a reinforcing corner piece on the upper surface and the lower surface respectively, two reinforcing corner pieces at the same connection position penetrate through the corresponding first bolts, and four corners of the bottom surface of the tool box body are placed on the corresponding reinforcing corner pieces.
As a further preferable technical solution of the present invention, the support connection points of the installation fixing tray and the two aircraft floor installation guide rails are located at the end portions of the main beams, the number of the support connection points is at least three, the end portions of the main beams located at the support connection points are connected to the foot studs in a penetrating manner, and the lower portions of the foot studs are embedded in the corresponding aircraft floor installation guide rails.
As a further preferable technical scheme of the invention, a guide rail pressing block is arranged between the lower part of the end part of the main beam of the support connection point and the installation guide rail of the airplane floor, the guide rail pressing block is tightly matched with the installation guide rail of the airplane floor, and the guide rail pressing block is connected on the foundation stud in a penetrating manner.
As a further preferable technical scheme of the invention, a tray girder insert is embedded in an end pipe orifice of the girder at the support connection point, and the tray girder insert is connected to the corresponding anchor stud in a penetrating manner.
In a further preferred embodiment of the present invention, the tool box body is formed by riveting an aluminum square pipe and an aluminum square pipe.
The invention relates to a freight aircraft airborne tool box, which belongs to an adaptive customized product, is applied to aircraft maintenance assistance, and requires the strength to meet the aviation airworthiness safety requirement; the installation fixing tray can be adapted to the position of a fixed connecting point and a corresponding connecting form according to the condition of a ground rail of an airplane corner space, and the optimal connecting distribution is obtained through strength calculation simulation, so that the installation fixing tray has the beneficial effects of optimal structure, light weight, modular assembly application and strong bearing capacity; and, the installation fixing tray is connected fixedly with the current aircraft floor installation guide rail on the aircraft, and the double-lug type guide rail connection lock structure designed according to the structural conditions of the aircraft floor installation guide rail and the installation fixing tray has the beneficial effects of simple structure, light weight, high bearing strength and convenience in disassembly.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of an example of a cargo airplane on-board tool box according to the present invention;
FIG. 2 is an assembled view of a perspective provided by the cargo aircraft on-board tool kit of the present invention;
FIG. 3 is an assembled view of another perspective provided by the cargo aircraft on-board tool kit of the present invention;
FIG. 4 is an exploded view of the mounting plate of the present invention;
FIG. 5 is a side assembly view of the cargo airplane on-board tool kit of the present invention;
FIG. 6 is a partial cross-sectional view taken at A in FIG. 5;
fig. 7 is a diagram showing the effect of the connection between the installation guide rail and the installation fixing tray of the airplane floor.
In the figure: 1. the aircraft cargo cabin bulkhead, 2, the tool box body, 3, the installation fixing tray, 4, the aircraft cargo cabin floor, 5, the aircraft floor installation guide rail, 6, M6 nuts, 7, M6 gaskets, 8, M6 bolts, 10, anchor studs, 11, M8 nuts, 12, the tray main beam embedded block, 13, the guide rail pressing block, 14, the reinforcing corner piece, 15, the tray secondary beam embedded block, 16, M8 bolts, 17, the secondary beam, 18, the main beam, 19 and the reinforcing beam.
The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for clarity of description only, and are not used to limit the scope of the invention, and the relative relationship between the terms and the terms is not changed or modified substantially without changing the technical content of the invention.
As shown in fig. 1 to 7, the invention provides a cargo aircraft on-board tool box, which is mounted near the tailgate of a cargo compartment of a cargo aircraft and near a triangular region of a cargo compartment bulkhead 1 of the aircraft, two parallel airplane floor mounting guide rails 5 are arranged on the airplane cargo bin floor 4 in the triangular area along the course direction, the cargo airplane airborne tool box comprises a tool box body 2 and a mounting and fixing tray 3, wherein the mounting and fixing tray 3 is connected on two airplane floor mounting guide rails 5 in a spanning mode, the mounting and fixing tray 3 is in supporting connection with the two airplane floor mounting guide rails 5 through foundation studs 10, toolbox box 2 fixed connection be in on the fixed tray 3 of installation, toolbox box 2 is formed by aluminium alloy ex-trusions such as angle aluminium, aluminium side pipe riveting, has so not only saved box weight, has obtained better box intensity moreover.
In specific implementation, referring to fig. 4, the installation fixing tray 3 is formed by splicing a plurality of tray support beams made of square-tube aluminum profiles, each of the tray support beams includes two transverse main beams 18 and two longitudinal secondary beams 17, and the two secondary beams 17 are clamped between the two main beams 18 to form a square frame structure through splicing.
Preferably, at least one reinforcing beam 19 is further arranged between the two secondary beams 17, and two ends of the reinforcing beam 19 are connected to a diagonal line of the square frame structure, so that the square frame structure is more stable, i.e. is not easy to deform under external force.
In specific implementation, the mounting and fixing tray 3 further comprises a plurality of sets of first connecting bolts vertically arranged and a plurality of sets of second connecting bolts horizontally arranged; tray secondary beam embedded blocks 15 are embedded in pipe orifices at two ends of each secondary beam 17, at least one first connecting bolt penetrates through the end part of each secondary beam 17, the tray secondary beam embedded blocks 15 penetrate through the corresponding first connecting bolts, and the tray secondary beam embedded blocks 15 are used for enhancing the strength of the connecting part of the secondary beams 17 so as to prevent the pipe orifices of the secondary beams 17 from deforming when the first connecting bolts are screwed down; the second connecting bolt horizontally penetrates through the main beam 18 at the end part of the secondary beam 17 and is in threaded connection with the tray secondary beam insert 15 in the secondary beam 17, so that the main beam 18 is fixedly connected with the secondary beam 17.
In specific implementation, four corners of the bottom surface of the toolbox box body 2 correspond to four corners of the square frame structure one by one, and the bottom surface of the toolbox box body 2 is connected to the first connecting bolt in a penetrating manner. The main beam 18 and the secondary beam 17 are connected at the upper surface and the lower surface, and are respectively provided with a reinforcing angle piece 14, two reinforcing angle pieces 14 at the same connection part penetrate through the corresponding first bolts, and four corners of the bottom surface of the tool box body 2 are placed on the corresponding reinforcing angle pieces 14.
Specifically, the first connecting bolt is an M6 bolt 8, the upper end of the M6 bolt 8 penetrates through the bottom surface of the tool box body 2 and is connected with an M6 nut 6 in a locking mode, and an M6 gasket 7 is pressed below the M6 nut 6; the second connecting screw is an M8 bolt 16, and the front end thread of the M8 bolt 16 is in threaded connection with the end part of the screw of the tray secondary beam insert 15.
In specific implementation, the support connection points of the fixed mounting tray 3 and the two aircraft floor mounting rails 5 are located at the end portions of the main beams 18, the number of the support connection points is at least three, the end portions of the main beams 18 located at the support connection points are connected to the foundation studs 10 in a penetrating mode, and the lower portions of the foundation studs 10 are embedded in the corresponding aircraft floor mounting rails 5. In the present embodiment, the support connection points are provided at both ends of the girder 18 at the forward end of the ship and at the right end of the girder 18 at the backward end of the ship, and the mounting fixing tray 3 is fixed in the limited space of the triangular area near the tail door of the cargo hold of the cargo airplane by three-point support.
In concrete implementation, be located support the tie point the tip below of girder 18 with be equipped with guide rail briquetting 13 between the aircraft floor erection guide 5, guide rail briquetting 13 with the chucking cooperation of aircraft floor erection guide 5, guide rail briquetting 13 wears to be even on the lower margin double-screw bolt 10, lower margin double-screw bolt 10 is locked from top to bottom, can restrict the up-and-down motion of installation fixing tray 3, and guide rail briquetting 13 and the chucking cooperation of aircraft floor erection guide 5 can restrict the 3 horizontal motions of installation fixing tray to realize firm the support. And a tray girder insert 12 is embedded into an end pipe orifice of the girder 18 positioned at the supporting connection point, the tray girder insert 12 is connected to the corresponding foundation stud 10 in a penetrating manner, and the tray girder insert 12 is used for enhancing the strength of the connection part of the girder 18.
Preferably, two parallel anchor studs 10 are threaded through the end of each main beam 18 at the support connection point, and the anchor studs 10 are lockingly connected above the end of the main beam 18 by M8 nuts 11.
The invention relates to a freight airplane airborne tool box, belonging to an adaptive customized product, which is applied to airplane maintenance assistance and requires the strength to meet the aviation airworthiness safety requirement, and the invention comprises a high-strength ultra-light tool box body 2 for accommodating tools and a matched mounting and fixing tray 3; the mounting and fixing tray 3 can be adapted to the position of a fixed connecting point and a corresponding connecting form according to the ground rail condition of the corner space of the airplane, and the optimal connecting distribution is obtained through strength calculation simulation, so that the mounting and fixing tray 3 has the characteristics of optimal structure, light weight, modular assembly application and strong bearing capacity; the installation fixing tray 3 is connected and fixed with the existing airplane floor installation guide rail 5 on the airplane, and the double-lug type guide rail connection locking structure designed according to the structure conditions of the airplane floor installation guide rail 5 and the installation fixing tray 3 has the characteristics of simple structure, light weight, high bearing strength and convenience in disassembly.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many variations or modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (10)
1. The utility model provides a freight transportation aircraft machine carries toolbox installs in near freight transportation aircraft cargo compartment tail-gate and is close to three angular regions of aircraft cargo compartment bulkhead, be equipped with the aircraft floor installation guide rail of two parallels along the course direction on three angular regions's the floor, its characterized in that, this freight transportation aircraft machine carries toolbox and includes toolbox box and installation fixed tray, installation fixed tray is striden and is linked two on the aircraft floor installation guide rail, installation fixed tray and two aircraft floor installation guide rail passes through lower margin double-screw bolt support and connects, toolbox box fixed connection be in on the installation fixed tray.
2. The cargo aircraft airborne tool box of claim 1, wherein the mounting and fixing tray is formed by splicing a plurality of tray support beams made of square-tube aluminum profiles, the tray support beams comprise two transverse main beams and two longitudinal secondary beams, and the two secondary beams are clamped between the two main beams to form a square frame structure in a splicing manner.
3. A cargo aircraft toolbox according to claim 2, wherein a reinforcing beam is further provided between two secondary beams on a diagonal of said square frame structure, said reinforcing beam being at least one in number.
4. A cargo aircraft on-board kit according to claim 3, wherein the mounting and securing tray further comprises a plurality of sets of vertically disposed first attachment bolts and a plurality of sets of horizontally disposed second attachment bolts; tray secondary beam embedded blocks are embedded in pipe orifices at two ends of each secondary beam, at least one first connecting bolt penetrates through the end part of each secondary beam, and the tray secondary beam embedded blocks penetrate through the corresponding first connecting bolts; and the second connecting bolt horizontally penetrates through the main beam at the end part of the secondary beam and is in threaded connection with a tray secondary beam insert in the secondary beam, so that the main beam is fixedly connected with the secondary beam.
5. The cargo aircraft-mounted toolbox of claim 4, wherein the four corners of the bottom surface of the toolbox housing correspond one-to-one with the four corners of the square frame structure, and the bottom surface of the toolbox housing is threaded onto the first connecting bolt.
6. The cargo aircraft-mounted tool box according to claim 5, wherein the joint of the main beam and the secondary beam is provided with a reinforcing corner piece on the upper surface and the lower surface respectively, two reinforcing corner pieces at the same joint are connected to the corresponding first bolts in a penetrating manner, and four corners of the bottom surface of the tool box body are placed on the corresponding reinforcing corner pieces.
7. The cargo aircraft on-board kit according to claim 2, wherein the support connection points of the mounting and securing pallet and the two aircraft floor mounting rails are located at the ends of the main beams, the number of the support connection points is at least three, the ends of the main beams located at the support connection points are threaded onto the anchor studs, and the lower portions of the anchor studs are embedded in the corresponding aircraft floor mounting rails.
8. The cargo aircraft on-board tool box of claim 7, wherein a rail press block is provided between the lower end of the main beam at the support connection point and the aircraft floor mounting rail, the rail press block is in clamping fit with the aircraft floor mounting rail, and the rail press block is connected to the anchor stud in a penetrating manner.
9. A cargo aircraft tool box according to claim 8, wherein tray girder inserts are fitted into end nozzles of the girders at the support connection points, the tray girder inserts being threaded onto the corresponding anchor studs.
10. A cargo aircraft onboard toolbox in accordance with any one of claims 1 to 9, wherein said toolbox box body is riveted from square aluminum and square aluminum tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010050073.7A CN111071451A (en) | 2020-01-16 | 2020-01-16 | Cargo aircraft machine carries toolbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010050073.7A CN111071451A (en) | 2020-01-16 | 2020-01-16 | Cargo aircraft machine carries toolbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111071451A true CN111071451A (en) | 2020-04-28 |
Family
ID=70323549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010050073.7A Pending CN111071451A (en) | 2020-01-16 | 2020-01-16 | Cargo aircraft machine carries toolbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111071451A (en) |
-
2020
- 2020-01-16 CN CN202010050073.7A patent/CN111071451A/en active Pending
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